annotate src/win32.c @ 826:6728e641994e

[xemacs-hg @ 2002-05-05 11:30:15 by ben] syntax cache, 8-bit-format, lots of code cleanup README.packages: Update info about --package-path. i.c: Create an inheritable event and pass it on to XEmacs, so that ^C can be handled properly. Intercept ^C and signal the event. "Stop Build" in VC++ now works. bytecomp-runtime.el: Doc string changes. compat.el: Some attempts to redo this to make it truly useful and fix the "multiple versions interacting with each other" problem. Not yet done. Currently doesn't work. files.el: Use with-obsolete-variable to avoid warnings in new revert-buffer code. xemacs.mak: Split up CFLAGS into a version without flags specifying the C library. The problem seems to be that minitar depends on zlib, which depends specifically on libc.lib, not on any of the other C libraries. Unless you compile with libc.lib, you get errors -- specifically, no _errno in the other libraries, which must make it something other than an int. (#### But this doesn't seem to obtain in XEmacs, which also uses zlib, and can be linked with any of the C libraries. Maybe zlib is used differently and doesn't need errno, or maybe XEmacs provides an int errno; ... I don't understand. Makefile.in.in: Fix so that packages are around when testing. abbrev.c, alloc.c, buffer.c, buffer.h, bytecode.c, callint.c, casefiddle.c, casetab.c, casetab.h, charset.h, chartab.c, chartab.h, cmds.c, console-msw.h, console-stream.c, console-x.c, console.c, console.h, data.c, device-msw.c, device.c, device.h, dialog-msw.c, dialog-x.c, dired-msw.c, dired.c, doc.c, doprnt.c, dumper.c, editfns.c, elhash.c, emacs.c, eval.c, event-Xt.c, event-gtk.c, event-msw.c, event-stream.c, events.c, events.h, extents.c, extents.h, faces.c, file-coding.c, file-coding.h, fileio.c, fns.c, font-lock.c, frame-gtk.c, frame-msw.c, frame-x.c, frame.c, frame.h, glade.c, glyphs-gtk.c, glyphs-msw.c, glyphs-msw.h, glyphs-x.c, glyphs.c, glyphs.h, gui-msw.c, gui-x.c, gui.h, gutter.h, hash.h, indent.c, insdel.c, intl-win32.c, intl.c, keymap.c, lisp-disunion.h, lisp-union.h, lisp.h, lread.c, lrecord.h, lstream.c, lstream.h, marker.c, menubar-gtk.c, menubar-msw.c, menubar-x.c, menubar.c, minibuf.c, mule-ccl.c, mule-charset.c, mule-coding.c, mule-wnnfns.c, nas.c, objects-msw.c, objects-x.c, opaque.c, postgresql.c, print.c, process-nt.c, process-unix.c, process.c, process.h, profile.c, rangetab.c, redisplay-gtk.c, redisplay-msw.c, redisplay-output.c, redisplay-x.c, redisplay.c, redisplay.h, regex.c, regex.h, scrollbar-msw.c, search.c, select-x.c, specifier.c, specifier.h, symbols.c, symsinit.h, syntax.c, syntax.h, syswindows.h, tests.c, text.c, text.h, tooltalk.c, ui-byhand.c, ui-gtk.c, unicode.c, win32.c, window.c: Another big Ben patch. -- FUNCTIONALITY CHANGES: add partial support for 8-bit-fixed, 16-bit-fixed, and 32-bit-fixed formats. not quite done yet. (in particular, needs functions to actually convert the buffer.) NOTE: lots of changes to regex.c here. also, many new *_fmt() inline funs that take an Internal_Format argument. redo syntax cache code. make the cache per-buffer; keep the cache valid across calls to functions that use it. also keep it valid across insertions/deletions and extent changes, as much as is possible. eliminate the junky regex-reentrancy code by passing in the relevant lisp info to the regex routines as local vars. add general mechanism in extents code for signalling extent changes. fix numerous problems with the case-table implementation; yoshiki never properly transferred many algorithms from old-style to new-style case tables. redo char tables to support a default argument, so that mapping only occurs over changed args. change many chartab functions to accept Lisp_Object instead of Lisp_Char_Table *. comment out the code in font-lock.c by default, because font-lock.el no longer uses it. we should consider eliminating it entirely. Don't output bell as ^G in console-stream when not a TTY. add -mswindows-termination-handle to interface with i.c, so we can properly kill a build. add more error-checking to buffer/string macros. add some additional buffer_or_string_() funs. -- INTERFACE CHANGES AFFECTING MORE CODE: switch the arguments of write_c_string and friends to be consistent with write_fmt_string, which must have printcharfun first. change BI_* macros to BYTE_* for increased clarity; similarly for bi_* local vars. change VOID_TO_LISP to be a one-argument function. eliminate no-longer-needed CVOID_TO_LISP. -- char/string macro changes: rename MAKE_CHAR() to make_emchar() for slightly less confusion with make_char(). (The former generates an Emchar, the latter a Lisp object. Conceivably we should rename make_char() -> wrap_char() and similarly for make_int(), make_float().) Similar changes for other *CHAR* macros -- we now consistently use names with `emchar' whenever we are working with Emchars. Any remaining name with just `char' always refers to a Lisp object. rename macros with XSTRING_* to string_* except for those that reference actual fields in the Lisp_String object, following conventions used elsewhere. rename set_string_{data,length} macros (the only ones to work with a Lisp_String_* instead of a Lisp_Object) to set_lispstringp_* to make the difference clear. try to be consistent about caps vs. lowercase in macro/inline-fun names for chars and such, which wasn't the case before. we now reserve caps either for XFOO_ macros that reference object fields (e.g. XSTRING_DATA) or for things that have non-function semantics, e.g. directly modifying an arg (BREAKUP_EMCHAR) or evaluating an arg (any arg) more than once. otherwise, use lowercase. here is a summary of most of the macros/inline funs changed by all of the above changes: BYTE_*_P -> byte_*_p XSTRING_BYTE -> string_byte set_string_data/length -> set_lispstringp_data/length XSTRING_CHAR_LENGTH -> string_char_length XSTRING_CHAR -> string_emchar INTBYTE_FIRST_BYTE_P -> intbyte_first_byte_p INTBYTE_LEADING_BYTE_P -> intbyte_leading_byte_p charptr_copy_char -> charptr_copy_emchar LEADING_BYTE_* -> leading_byte_* CHAR_* -> EMCHAR_* *_CHAR_* -> *_EMCHAR_* *_CHAR -> *_EMCHAR CHARSET_BY_ -> charset_by_* BYTE_SHIFT_JIS* -> byte_shift_jis* BYTE_BIG5* -> byte_big5* REP_BYTES_BY_FIRST_BYTE -> rep_bytes_by_first_byte char_to_unicode -> emchar_to_unicode valid_char_p -> valid_emchar_p Change intbyte_strcmp -> qxestrcmp_c (duplicated functionality). -- INTERFACE CHANGES AFFECTING LESS CODE: use DECLARE_INLINE_HEADER in various places. remove '#ifdef emacs' from XEmacs-only files. eliminate CHAR_TABLE_VALUE(), which duplicated the functionality of get_char_table(). add BUFFER_TEXT_LOOP to simplify iterations over buffer text. define typedefs for signed and unsigned types of fixed sizes (INT_32_BIT, UINT_32_BIT, etc.). create ALIGN_FOR_TYPE as a higher-level interface onto ALIGN_SIZE; fix code to use it. add charptr_emchar_len to return the text length of the character pointed to by a ptr; use it in place of charcount_to_bytecount(..., 1). add emchar_len to return the text length of a given character. add types Bytexpos and Charxpos to generalize Bytebpos/Bytecount and Charbpos/Charcount, in code (particularly, the extents code and redisplay code) that works with either kind of index. rename redisplay struct params with names such as `charbpos' to e.g. `charpos' when they are e.g. a Charxpos, not a Charbpos. eliminate xxDEFUN in place of DEFUN; no longer necessary with changes awhile back to doc.c. split up big ugly combined list of EXFUNs in lisp.h on a file-by-file basis, since other prototypes are similarly split. rewrite some "*_UNSAFE" macros as inline funs and eliminate the _UNSAFE suffix. move most string code from lisp.h to text.h; the string code and text.h code is now intertwined in such a fashion that they need to be in the same place and partially interleaved. (you can't create forward references for inline funs) automated/lisp-tests.el, automated/symbol-tests.el, automated/test-harness.el: Fix test harness to output FAIL messages to stderr when in batch mode. Fix up some problems in lisp-tests/symbol-tests that were causing spurious failures.
author ben
date Sun, 05 May 2002 11:33:57 +0000
parents 6504113e7c2d
children 44478bd99873
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1 /* Utility routines for XEmacs on Windows 9x, NT and Cygwin.
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2 Copyright (C) 2000, 2001, 2002 Ben Wing.
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3
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4 This file is part of XEmacs.
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5
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6 XEmacs is free software; you can redistribute it and/or modify it
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7 under the terms of the GNU General Public License as published by the
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8 Free Software Foundation; either version 2, or (at your option) any
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9 later version.
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10
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11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with XEmacs; see the file COPYING. If not, write to the Free
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18 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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19 02111-1307, USA. */
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20
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21 #include <config.h>
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22 #include "lisp.h"
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23
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24 #include "buffer.h"
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25 #include "console-msw.h"
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26
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27 #include "sysfile.h"
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28 #include "sysproc.h"
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29 #include "syssignal.h"
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30 #include "systime.h"
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31
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32 /* Control conversion of upper case file names to lower case.
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33 nil means no, t means yes. */
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34 Lisp_Object Vmswindows_downcase_file_names;
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35
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36 int mswindows_windows9x_p;
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37
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38 pfSwitchToThread_t xSwitchToThread;
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39
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40 pfNetUserEnum_t xNetUserEnum;
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41 pfNetApiBufferFree_t xNetApiBufferFree;
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42
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43 /* Convert a filename in standard Win32 format into our internal format
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44 (which may be significantly different if we're running on Cygwin), and
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45 turn it into a file: URL. Return a newly malloc()ed string.
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46
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47 #### This comes from code that just prepended `file:', which is not
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48 good. See comment in mswindows_dde_callback(), case XTYP_EXECUTE.
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49 */
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50 Intbyte *
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51 urlify_filename (Intbyte *filename)
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52 {
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53 Intbyte *pseudo_url;
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54
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55 WIN32_TO_LOCAL_FILE_FORMAT (filename, filename);
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56 pseudo_url = xnew_array (Intbyte, 5 + qxestrlen (filename) + 1);
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57 qxestrcpy_c (pseudo_url, "file:");
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58 qxestrcat (pseudo_url, filename);
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59 /* URL's only have /, no backslash */
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60 for (filename = pseudo_url; *filename; filename++)
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61 {
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62 if (*filename == '\\')
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63 *filename = '/';
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64 }
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65
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66 return pseudo_url;
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67 }
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68
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69 /* Convert a Win32 file name in tstr format into a local-format file name
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70 in internal format. */
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71
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72 Lisp_Object
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73 tstr_to_local_file_format (Extbyte *path)
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74 {
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75 Intbyte *ttlff;
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76
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77 TSTR_TO_C_STRING (path, ttlff);
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78 WIN32_TO_LOCAL_FILE_FORMAT (ttlff, ttlff);
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79
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80 return build_intstring (ttlff);
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81 }
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82
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83 /* Normalize filename by converting all path separators to the specified
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84 separator. Also conditionally convert all-upper-case path name
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85 components to lower case. Return a newly malloc()ed string.
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86 */
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87
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88 Intbyte *
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89 mswindows_canonicalize_filename (Intbyte *name)
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90 {
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91 Intbyte *fp = name;
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92 DECLARE_EISTRING (newname);
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93 DECLARE_EISTRING (component);
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94 int do_casefrob = 1;
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95
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96 /* Always lower-case drive letters a-z, even if the filesystem
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97 preserves case in filenames.
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98 This is so filenames can be compared by string comparison
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99 functions that are case-sensitive. Even case-preserving filesystems
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100 do not distinguish case in drive letters. */
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101 if (name[0] >= 'A' && name[0] <= 'Z' && name[1] == ':')
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102 {
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103 eicat_ch (newname, name[0] + 'a' - 'A');
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104 eicat_ch (newname, ':');
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105 fp += 2;
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106 }
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107
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108 while (1)
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109 {
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110 Emchar ch = charptr_emchar (fp);
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diff changeset
111 if (LOWERCASEP (0, ch))
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
112 do_casefrob = 0; /* don't convert this element */
442
abe6d1db359e Import from CVS: tag r21-2-36
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parents:
diff changeset
113
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
114 if (ch == 0 || IS_ANY_SEP (ch))
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
115 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
116 if (do_casefrob && !NILP (Vmswindows_downcase_file_names))
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
117 eilwr (component);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
118 do_casefrob = 1;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
119 eicat_ei (newname, component);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
120 eireset (component);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
121 if (IS_DIRECTORY_SEP (ch))
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
122 eicat_ch (newname, DIRECTORY_SEP);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
123 else if (ch)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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parents: 707
diff changeset
124 eicat_ch (newname, ch);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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parents: 707
diff changeset
125 else
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
126 break;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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parents: 707
diff changeset
127 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
128 else
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
129 eicat_ch (component, ch);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
130
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
131 INC_CHARPTR (fp);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
132 }
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diff changeset
133
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ben
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diff changeset
134 return eicpyout_malloc (newname, 0);
442
abe6d1db359e Import from CVS: tag r21-2-36
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135 }
abe6d1db359e Import from CVS: tag r21-2-36
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136
814
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
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diff changeset
137 Extbyte *
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
138 mswindows_get_module_file_name (void)
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
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diff changeset
139 {
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
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diff changeset
140 Extbyte *path = NULL;
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
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diff changeset
141 int bufsize = 4096;
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
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diff changeset
142 int cchpathsize;
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
143
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
144 while (1)
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
145 {
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
146 path = (Extbyte *) xrealloc (path, bufsize * XETCHAR_SIZE);
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
147 cchpathsize = qxeGetModuleFileName (NULL, path, bufsize);
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
148 if (!cchpathsize)
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
149 return 0;
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
150 if (cchpathsize + 1 <= bufsize)
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
151 break;
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
152 bufsize *= 2;
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
153 }
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
154
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
155 return path;
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
156 }
a634e3b7acc8 [xemacs-hg @ 2002-04-14 12:41:59 by ben]
ben
parents: 771
diff changeset
157
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
158 static void
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
159 init_potentially_nonexistent_functions (void)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
160 {
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
161 HMODULE h_kernel = qxeGetModuleHandle (XETEXT ("kernel32"));
531
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 442
diff changeset
162 /* the following does not seem to get mapped in automatically */
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
163 HMODULE h_netapi = qxeLoadLibrary (XETEXT ("netapi32.dll"));
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
164
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
165 if (h_kernel)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
166 {
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
167 xSwitchToThread =
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
168 (pfSwitchToThread_t) GetProcAddress (h_kernel, "SwitchToThread");
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
169 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
170
531
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 442
diff changeset
171 if (h_netapi)
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 442
diff changeset
172 {
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 442
diff changeset
173 xNetUserEnum =
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 442
diff changeset
174 (pfNetUserEnum_t) GetProcAddress (h_netapi, "NetUserEnum");
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 442
diff changeset
175 xNetApiBufferFree =
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 442
diff changeset
176 (pfNetApiBufferFree_t) GetProcAddress (h_netapi, "NetApiBufferFree");
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 442
diff changeset
177 }
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
178 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
179
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
180 static Lisp_Object
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
181 mswindows_lisp_error_1 (int errnum, int no_recurse)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
182 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
183 LPTSTR lpMsgBuf;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
184 Lisp_Object result;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
185 Intbyte *inres;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
186 Bytecount len;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
187 int i;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
188
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
189 /* The docs for FormatMessage say:
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
190
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
191 If you pass a specific LANGID in this parameter, FormatMessage
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
192 will return a message for that LANGID only. If the function
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
193 cannot find a message for that LANGID, it returns
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
194 ERROR_RESOURCE_LANG_NOT_FOUND. If you pass in zero, FormatMessage
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
195 looks for a message for LANGIDs in the following order:
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
196
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
197 Language neutral
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
198 Thread LANGID, based on the thread's locale value
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
199 User default LANGID, based on the user's default locale value
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
200 System default LANGID, based on the system default locale value
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
201 US English
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
202
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
203 If FormatMessage doesn't find a message for any of the preceding
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
204 LANGIDs, it returns any language message string that is present. If
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
205 that fails, it returns ERROR_RESOURCE_LANG_NOT_FOUND. (Note, this is
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
206 returned through GetLastError(), not the return value.)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
207
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
208 #### what the hell is "language neutral"? i can find no info on this.
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
209 so let's do our own language first.
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
210 */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
211
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
212 for (i = 0; ; i++)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
213 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
214 int lang = 0;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
215 int retval;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
216
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
217 switch (i)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
218 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
219 #ifdef MULE
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
220 /* Urk! Windows 95 doesn't let you set the thread locale!
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
221 so we have to maintain our own. */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
222 case 0: lang = LANGIDFROMLCID (mswindows_current_locale ()); break;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
223 case 1: lang = 0; break;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
224 #else
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
225 case 0: lang = 0; break;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
226 #endif
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
227 default: abort ();
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
228 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
229
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
230 retval = qxeFormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
231 | FORMAT_MESSAGE_FROM_SYSTEM,
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
232 NULL, errnum, lang,
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
233 /* yeah, i'm casting a char ** to a char *.
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
234 ya gotta problem widdat? */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
235 (Extbyte *) &lpMsgBuf, 0, NULL);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
236
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
237 if (!retval)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
238 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
239 if (lang != 0)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
240 continue;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
241
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
242 if (no_recurse)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
243 return emacs_sprintf_string
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
244 ("Unknown error code %d (error return %ld from FormatMessage())",
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
245 errnum, GetLastError ());
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
246 else
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
247 return emacs_sprintf_string
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
248 ("Unknown error code %d (error return %s from FormatMessage())",
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
249 /* It's OK, emacs_sprintf_string disables GC explicitly */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
250 errnum, XSTRING_DATA (mswindows_lisp_error_1 (errnum, 1)));
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
251 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
252 else
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
253 break;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
254 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
255
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
256 TSTR_TO_C_STRING (lpMsgBuf, inres);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
257 len = qxestrlen (inres);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
258 /* Messages tend to end with a period and newline */
826
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 819
diff changeset
259 if (len >= 3 && !qxestrcmp_c (inres + len - 3, ".\r\n"))
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
260 len -= 3;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
261 result = make_string (inres, len);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
262
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
263 LocalFree (lpMsgBuf);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
264 return result;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
265 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
266
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
267 Lisp_Object
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
268 mswindows_lisp_error (int errnum)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
269 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
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diff changeset
270 return mswindows_lisp_error_1 (errnum, 0);
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271 }
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272
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diff changeset
273 void
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diff changeset
274 mswindows_output_last_error (char *frob)
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275 {
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diff changeset
276 int errval = GetLastError ();
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277 Lisp_Object errmess = mswindows_lisp_error (errval);
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278
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279 stderr_out ("last error during %s is %d: %s\n",
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diff changeset
280 frob, errval, XSTRING_DATA (errmess));
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281 }
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282
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diff changeset
283 DOESNT_RETURN
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284 mswindows_report_process_error (const char *string, Lisp_Object data,
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diff changeset
285 int errnum)
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286 {
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diff changeset
287 report_file_type_error (Qprocess_error, mswindows_lisp_error (errnum),
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
288 string, data);
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289 }
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290
442
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291 DEFUN ("mswindows-shell-execute", Fmswindows_shell_execute, 2, 4, 0, /*
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292 Get Windows to perform OPERATION on DOCUMENT.
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293 This is a wrapper around the ShellExecute system function, which
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294 invokes the application registered to handle OPERATION for DOCUMENT.
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295 OPERATION is typically \"open\", \"print\" or \"explore\" (but can be
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296 nil for the default action), and DOCUMENT is typically the name of a
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297 document file or URL, but can also be a program executable to run or
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298 a directory to open in the Windows Explorer.
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299
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300 If DOCUMENT is a program executable, PARAMETERS can be a string
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301 containing command line parameters, but otherwise should be nil.
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302
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303 SHOW-FLAG can be used to control whether the invoked application is hidden
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304 or minimized. If SHOW-FLAG is nil, the application is displayed normally,
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305 otherwise it is an integer representing a ShowWindow flag:
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306
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307 0 - start hidden
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308 1 - start normally
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309 3 - start maximized
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310 6 - start minimized
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311 */
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312 (operation, document, parameters, show_flag))
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313 {
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314 /* Encode filename and current directory. */
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315 Lisp_Object current_dir = Ffile_name_directory (document);
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316 int ret;
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317
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318 CHECK_STRING (document);
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319
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320 if (NILP (current_dir))
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321 current_dir = current_buffer->directory;
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322
771
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323 {
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324 Extbyte *opext = NULL;
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325 Extbyte *parmext = NULL;
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326 Extbyte *path = NULL;
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327 Extbyte *doc = NULL;
442
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328
771
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329 if (STRINGP (operation))
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330 LISP_STRING_TO_TSTR (operation, opext);
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331 if (STRINGP (parameters))
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332 LISP_STRING_TO_TSTR (parameters, parmext);
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333 if (STRINGP (current_dir))
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334 LOCAL_FILE_FORMAT_TO_TSTR (current_dir, path);
826
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335 if (STRINGP (document))
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336 LOCAL_FILE_FORMAT_MAYBE_URL_TO_TSTR (document, doc);
442
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337
771
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338 ret = (int) qxeShellExecute (NULL, opext, doc, parmext, path,
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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339 (INTP (show_flag) ?
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340 XINT (show_flag) : SW_SHOWDEFAULT));
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341
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342 xfree (doc);
771
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343 }
442
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344
771
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345 if (ret <= 32)
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346 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
347 /* Convert to more standard errors */
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diff changeset
348 #define FROB(a, b) if (ret == a) ret = b
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349 FROB (SE_ERR_ACCESSDENIED, ERROR_ACCESS_DENIED);
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350 FROB (SE_ERR_ASSOCINCOMPLETE, ERROR_NO_ASSOCIATION);
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351 FROB (SE_ERR_DDEBUSY, ERROR_DDE_FAIL);
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352 FROB (SE_ERR_DDEFAIL, ERROR_DDE_FAIL);
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353 FROB (SE_ERR_DDETIMEOUT, ERROR_DDE_FAIL);
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354 FROB (SE_ERR_DLLNOTFOUND, ERROR_DLL_NOT_FOUND);
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355 FROB (SE_ERR_FNF, ERROR_FILE_NOT_FOUND);
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356 FROB (SE_ERR_NOASSOC, ERROR_NO_ASSOCIATION);
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357 FROB (SE_ERR_OOM, ERROR_NOT_ENOUGH_MEMORY);
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358 FROB (SE_ERR_PNF, ERROR_PATH_NOT_FOUND);
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359 FROB (SE_ERR_SHARE, ERROR_SHARING_VIOLATION);
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diff changeset
360 #undef FROB
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diff changeset
361
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diff changeset
362 mswindows_report_process_error ("Running ShellExecute",
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
363 ret == ERROR_PATH_NOT_FOUND ?
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diff changeset
364 list4 (Qunbound, operation, document,
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
365 current_dir) :
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
366 list3 (Qunbound, operation, document),
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
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diff changeset
367 ret);
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368 }
442
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369
771
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370 return Qt;
442
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371 }
abe6d1db359e Import from CVS: tag r21-2-36
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372
673
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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diff changeset
373 #ifdef CYGWIN
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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374 DEFUN ("mswindows-cygwin-to-win32-path", Fmswindows_cygwin_to_win32_path, 1, 1, 0, /*
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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parents: 665
diff changeset
375 Get the cygwin environment to convert the Unix PATH to win32 format.
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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diff changeset
376 No expansion is performed, all conversion is done by the cygwin runtime.
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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parents: 665
diff changeset
377 */
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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parents: 665
diff changeset
378 (path))
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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parents: 665
diff changeset
379 {
771
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diff changeset
380 Intbyte *p;
673
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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parents: 665
diff changeset
381 CHECK_STRING (path);
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
andyp
parents: 665
diff changeset
382
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
andyp
parents: 665
diff changeset
383 /* There appears to be a bug in the cygwin conversion routines in
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
andyp
parents: 665
diff changeset
384 that they are not idempotent. */
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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diff changeset
385 p = XSTRING_DATA (path);
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
andyp
parents: 665
diff changeset
386 if (isalpha (p[0]) && (IS_DEVICE_SEP (p[1])))
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
andyp
parents: 665
diff changeset
387 return path;
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
andyp
parents: 665
diff changeset
388
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
andyp
parents: 665
diff changeset
389 /* Use mule and cygwin-safe APIs top get at file data. */
771
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ben
parents: 707
diff changeset
390 LOCAL_TO_WIN32_FILE_FORMAT (p, p);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
391 return build_intstring (p);
673
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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parents: 665
diff changeset
392 }
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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parents: 665
diff changeset
393 #endif
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
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parents: 665
diff changeset
394
613
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
395 #if defined (WIN32_NATIVE) || defined (CYGWIN_BROKEN_SIGNALS)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
396
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
397 /* setitimer() does not exist on native MS Windows, and appears broken
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
398 on Cygwin (random lockups when BROKEN_SIGIO is defined), so we
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
399 emulate in both cases by using multimedia timers. Furthermore,
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
400 the lockups still occur on Cygwin even when we do nothing but
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
401 use the standard signalling mechanism -- so we have to emulate
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
402 that, too. (But only for timeouts -- we have to use the standard
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
403 mechanism for SIGCHLD. Yuck.)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
404 */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
405
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
406
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
407 /*--------------------------------------------------------------------*/
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
408 /* Signal support */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
409 /*--------------------------------------------------------------------*/
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
410
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
411 #define sigmask(nsig) (1U << nsig)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
412
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
413 /* We can support as many signals as fit into word */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
414 #define SIG_MAX 32
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
415
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
416 /* Signal handlers. Initial value = 0 = SIG_DFL */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
417 static mswindows_sighandler signal_handlers[SIG_MAX] = {0};
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
418
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
419 /* Signal block mask: bit set to 1 means blocked */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
420 unsigned signal_block_mask = 0;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
421
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
422 /* Signal pending mask: bit set to 1 means sig is pending */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
423 unsigned signal_pending_mask = 0;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
424
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
425 mswindows_sighandler
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
426 mswindows_sigset (int nsig, mswindows_sighandler handler)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
427 {
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
428 /* We delegate some signals to the system function */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
429 if (nsig == SIGFPE || nsig == SIGABRT || nsig == SIGINT)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
430 return signal (nsig, handler);
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
431
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
432 if (nsig < 0 || nsig > SIG_MAX)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
433 {
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
434 errno = EINVAL;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
435 return NULL;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
436 }
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
437
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
438 /* Store handler ptr */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
439 {
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
440 mswindows_sighandler old_handler = signal_handlers[nsig];
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
441 signal_handlers[nsig] = handler;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
442 return old_handler;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
443 }
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
444 }
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
445
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
446 int
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
447 mswindows_sighold (int nsig)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
448 {
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
449 if (nsig < 0 || nsig > SIG_MAX)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
450 return errno = EINVAL;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
451
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
452 signal_block_mask |= sigmask (nsig);
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
453 return 0;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
454 }
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
455
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
456 int
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
457 mswindows_sigrelse (int nsig)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
458 {
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
459 if (nsig < 0 || nsig > SIG_MAX)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
460 return errno = EINVAL;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
461
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
462 signal_block_mask &= ~sigmask (nsig);
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
463
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
464 if (signal_pending_mask & sigmask (nsig))
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
465 mswindows_raise (nsig);
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
466
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
467 return 0;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
468 }
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
469
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
470 int
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
471 mswindows_sigpause (int nsig)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
472 {
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
473 /* This is currently not called, because the only call to sigpause
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
474 inside XEmacs is with SIGCHLD parameter. Just in case, we put an
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
475 assert here, so anyone adds a call to sigpause will be surprised
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
476 (or surprise someone else...) */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
477 assert (0);
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
478 return 0;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
479 }
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
480
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
481 int
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
482 mswindows_raise (int nsig)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
483 {
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
484 /* We delegate some raises to the system routine */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
485 if (nsig == SIGFPE || nsig == SIGABRT || nsig == SIGINT)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
486 return raise (nsig);
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
487
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
488 if (nsig < 0 || nsig > SIG_MAX)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
489 return errno = EINVAL;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
490
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
491 /* If the signal is blocked, remember to issue later */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
492 if (signal_block_mask & sigmask (nsig))
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
493 {
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
494 signal_pending_mask |= sigmask (nsig);
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
495 return 0;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
496 }
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
497
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
498 if (signal_handlers[nsig] == SIG_IGN)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
499 return 0;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
500
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
501 if (signal_handlers[nsig] != SIG_DFL)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
502 {
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
503 (*signal_handlers[nsig]) (nsig);
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
504 return 0;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
505 }
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
506
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
507 /* Default signal actions */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
508 if (nsig == SIGALRM || nsig == SIGPROF)
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
509 exit (3);
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
510
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
511 /* Other signals are ignored by default */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
512 return 0;
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
513 }
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
514
611
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
515
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
516 /*--------------------------------------------------------------------*/
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
517 /* Async timers */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
518 /*--------------------------------------------------------------------*/
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
519
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
520 /* We emulate two timers, one for SIGALRM, another for SIGPROF.
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
521
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
522 itimerproc() function has an implementation limitation: it does
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
523 not allow to set *both* interval and period. If an attempt is
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
524 made to set both, and then they are unequal, the function
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
525 asserts.
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
526
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
527 Minimum timer resolution on Win32 systems varies, and is greater
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
528 than or equal than 1 ms. The resolution is always wrapped not to
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
529 attempt to get below the system defined limit.
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
530 */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
531
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
532 /* Timer precision, denominator of one fraction: for 100 ms
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
533 interval, request 10 ms precision
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
534 */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
535 const int setitimer_helper_timer_prec = 10;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
536
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
537 /* Last itimervals, as set by calls to setitimer */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
538 static struct itimerval it_alarm;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
539 static struct itimerval it_prof;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
540
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
541 /* Timer IDs as returned by MM */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
542 MMRESULT tid_alarm = 0;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
543 MMRESULT tid_prof = 0;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
544
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
545 static void CALLBACK
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
546 setitimer_helper_proc (UINT uID, UINT uMsg, DWORD dwUser,
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
547 DWORD dw1, DWORD dw2)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
548 {
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
549 /* Just raise the signal indicated by the dwUser parameter */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
550 mswindows_raise (dwUser);
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
551 }
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
552
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
553 /* Divide time in ms specified by IT by DENOM. Return 1 ms
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
554 if division results in zero */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
555 static UINT
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
556 setitimer_helper_period (const struct itimerval* it, UINT denom)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
557 {
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
558 static TIMECAPS time_caps;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
559
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
560 UINT res;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
561 const struct timeval* tv =
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
562 (it->it_value.tv_sec == 0 && it->it_value.tv_usec == 0)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
563 ? &it->it_interval : &it->it_value;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
564
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
565 /* Zero means stop timer */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
566 if (tv->tv_sec == 0 && tv->tv_usec == 0)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
567 return 0;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
568
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
569 /* Convert to ms and divide by denom */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
570 res = (tv->tv_sec * 1000 + (tv->tv_usec + 500) / 1000) / denom;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
571
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
572 /* Converge to minimum timer resolution */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
573 if (time_caps.wPeriodMin == 0)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
574 timeGetDevCaps (&time_caps, sizeof(time_caps));
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
575
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
576 if (res < time_caps.wPeriodMin)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
577 res = time_caps.wPeriodMin;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
578
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
579 return res;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
580 }
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
581
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
582 static int
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
583 setitimer_helper (const struct itimerval* itnew,
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
584 struct itimerval* itold, struct itimerval* itcurrent,
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
585 MMRESULT* tid, DWORD sigkind)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
586 {
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
587 UINT delay, resolution, event_type;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
588
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
589 /* First stop the old timer */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
590 if (*tid)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
591 {
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
592 timeKillEvent (*tid);
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
593 timeEndPeriod (setitimer_helper_period (itcurrent,
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
594 setitimer_helper_timer_prec));
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
595 *tid = 0;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
596 }
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
597
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
598 /* Return old itimerval if requested */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
599 if (itold)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
600 *itold = *itcurrent;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
601
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
602 *itcurrent = *itnew;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
603
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
604 /* Determine if to start new timer */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
605 delay = setitimer_helper_period (itnew, 1);
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
606 if (delay)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
607 {
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
608 resolution = setitimer_helper_period (itnew,
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
609 setitimer_helper_timer_prec);
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
610 event_type = (itnew->it_value.tv_sec == 0 &&
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
611 itnew->it_value.tv_usec == 0)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
612 ? TIME_ONESHOT : TIME_PERIODIC;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
613 timeBeginPeriod (resolution);
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
614 *tid = timeSetEvent (delay, resolution, setitimer_helper_proc, sigkind,
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
615 event_type);
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
616 }
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
617
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
618 return !delay || *tid;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
619 }
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
620
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
621 int
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
622 mswindows_setitimer (int kind, const struct itimerval *itnew,
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
623 struct itimerval *itold)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
624 {
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
625 /* In this version, both interval and value are allowed
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
626 only if they are equal. */
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
627 assert ((itnew->it_value.tv_sec == 0 && itnew->it_value.tv_usec == 0)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
628 || (itnew->it_interval.tv_sec == 0 &&
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
629 itnew->it_interval.tv_usec == 0)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
630 || (itnew->it_value.tv_sec == itnew->it_interval.tv_sec &&
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
631 itnew->it_value.tv_usec == itnew->it_interval.tv_usec));
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
632
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
633 if (kind == ITIMER_REAL)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
634 return setitimer_helper (itnew, itold, &it_alarm, &tid_alarm, SIGALRM);
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
635 else if (kind == ITIMER_PROF)
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
636 return setitimer_helper (itnew, itold, &it_prof, &tid_prof, SIGPROF);
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
637 else
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
638 return errno = EINVAL;
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
639 }
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
640
613
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
641 #endif /* defined (WIN32_NATIVE) || defined (CYGWIN_BROKEN_SIGNALS) */
023b83f4e54b [xemacs-hg @ 2001-06-10 10:42:16 by ben]
ben
parents: 611
diff changeset
642
611
38db05db9cb5 [xemacs-hg @ 2001-06-08 12:21:09 by ben]
ben
parents: 593
diff changeset
643
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
644 void
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
645 syms_of_win32 (void)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
646 {
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
647 DEFSUBR (Fmswindows_shell_execute);
673
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
andyp
parents: 665
diff changeset
648 #ifdef CYGWIN
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
andyp
parents: 665
diff changeset
649 DEFSUBR (Fmswindows_cygwin_to_win32_path);
685b588e92d8 [xemacs-hg @ 2001-10-30 05:13:26 by andyp]
andyp
parents: 665
diff changeset
650 #endif
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
651 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
652
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
653 void
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
654 vars_of_win32 (void)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
655 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
656 DEFVAR_LISP ("mswindows-downcase-file-names", &Vmswindows_downcase_file_names /*
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
657 Non-nil means convert all-upper case file names to lower case.
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
658 This applies when performing completions and file name expansion.
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
659 */ );
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
660 Vmswindows_downcase_file_names = Qnil;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
661 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
662
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
663 void
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
664 init_win32 (void)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
665 {
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
666 init_potentially_nonexistent_functions ();
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents:
diff changeset
667 }
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
668
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
669 void
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
670 init_win32_very_early (void)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
671 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
672 mswindows_windows9x_p = GetVersion () & 0x80000000;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 707
diff changeset
673 }