annotate src/EmacsShell.c @ 930:eaedf30d9d76

[xemacs-hg @ 2002-07-23 08:34:59 by youngs] 2002-07-15 Jerry James <james@xemacs.org> * make-docfile.c: Change whitespace and organization to reduce the size of the diff against FSF Emacs sources and synch to Emacs 21.2. Remove unused DO_REALLOC. Mark XEmacs changes and additions more clearly. Reintroduce previously deleted Emacs code inside #if 0 ... #endif. * make-docfile.c (next_extra_elc): Replace goto with do-while. * make-docfile.c (main): Put XEmacs-only args in one place. * make-docfile.c (write_c_args): Change buff to buf to match Emacs. Replace pointer arithmetic with simpler array syntax. * make-docfile.c (scan_c_file): Note that DEFSIMPLE and DEFPRED no longer exist. Correct the "name too long" test (off by one). Die with message if a DEFUN has no docstring instead of hanging. * make-docfile.c (scan_lisp_file): Introduce while loops used in Emacs sources to skip consecutive blank lines. 2002-07-21 John Paul Wallington <jpw@xemacs.org> * process.el (substitute-env-vars): New function; sync with GNU Emacs 21.1.50. (setenv): Add optional arg SUBSTITUTE-ENV-VARS; sync with GNU Emacs 21.1.50. 2002-07-20 Mike Sperber <mike@xemacs.org> * eval.c (run_post_gc_hook): Use more correct flags when running post-gc-hook. 2002-07-20 Mike Sperber <mike@xemacs.org> * process-unix.c (child_setup): Don't try to close file descriptors for chid process once again---it's already being done in close_process_descs. (unix_create_process): Call begin_dont_check_for_quit to inhibit unwanted interaction (and thus breaking of X event synchronicity) in the child. 2002-07-15 Jerry James <james@xemacs.org> * lisp.h: Make Qdll_error visible globally. * symbols.c (check_sane_subr): Revert 2002-06-26 change. Check only if !initialized. * symbols.c (check_module_subr): Add parameter. Duplicate check_sane_subr checks, but signal an error instead of asserting. * symbols.c (defsubr): Use check_module_subr parameter. * symbols.c (defsubr_macro): Ditto.
author youngs
date Tue, 23 Jul 2002 08:35:11 +0000
parents 3ecd8885ac67
children 3d8143fc88e1
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1 /* Emacs shell widget -- glue.
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2 Copyright (C) 1994, 1995 Sun Microsystems, Inc.
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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
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18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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20
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21 /* Synched up with: Not in FSF. */
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22
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23 /* Written by Ben Wing, May, 1994. */
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24
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25 #include <config.h>
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26
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27 #include <stdio.h>
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28 #include <assert.h>
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29 #include <stdlib.h>
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30 #include <X11/StringDefs.h>
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31 #include "xintrinsicp.h"
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32 #include <X11/Shell.h>
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33 #include <X11/ShellP.h>
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34 #include "EmacsShell.h"
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35 #include "ExternalShell.h"
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36
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37 #if 0 /* Not currently used */
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38
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39 /* The root_geometry_manager() method in Shell.c is fucked up with regard
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40 to the user-specified-position vs. program-specified-position and
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41 user-specified-size vs. program-specified-size flag. (It always
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42 sets program-specified whenever the program requests a change
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43 in its size or position, even when this came from direct user
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44 request.) So we provide external entry points to fix this after
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45 the program requested a size or position change. If it turns
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46 out that the user-specified-position flag needs to be set at the
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47 *same* time that the geometry change request is made, then we
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48 will have to duplicate the entire root_geometry_manager() method;
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49 but I don't think there are any WM's that require this. */
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50
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51 /* junk stolen from IntrinsicI.h */
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52
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53 extern void _XtAllocError( String /* alloc_type */);
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54
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55 /* junk ungraciously copied from Shell.c */
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56
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57 static void ComputeWMSizeHints(w, hints)
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58 WMShellWidget w;
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59 XSizeHints *hints;
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60 {
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61 long flags;
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62 hints->flags = flags = w->wm.size_hints.flags;
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63 #define copy(field) hints->field = w->wm.size_hints.field
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64 if (flags & (USPosition | PPosition)) {
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65 copy(x);
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66 copy(y);
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67 }
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68 if (flags & (USSize | PSize)) {
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69 copy(width);
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70 copy(height);
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71 }
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72 if (flags & PMinSize) {
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73 copy(min_width);
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74 copy(min_height);
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75 }
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76 if (flags & PMaxSize) {
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77 copy(max_width);
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78 copy(max_height);
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79 }
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80 if (flags & PResizeInc) {
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81 copy(width_inc);
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82 copy(height_inc);
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83 }
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84 if (flags & PAspect) {
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85 copy(min_aspect.x);
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86 copy(min_aspect.y);
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87 copy(max_aspect.x);
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88 copy(max_aspect.y);
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89 }
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90 #undef copy
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91 #define copy(field) hints->field = w->wm.field
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92 if (flags & PBaseSize) {
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93 copy(base_width);
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94 copy(base_height);
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95 }
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96 if (flags & PWinGravity)
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97 copy(win_gravity);
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98 #undef copy
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99 }
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100
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101 static void _SetWMSizeHints(w)
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102 WMShellWidget w;
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103 {
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104 XSizeHints *size_hints = XAllocSizeHints();
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105
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106 if (size_hints == NULL) _XtAllocError("XAllocSizeHints");
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107 ComputeWMSizeHints(w, size_hints);
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108 XSetWMNormalHints(XtDisplay((Widget)w), XtWindow((Widget)w), size_hints);
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109 XFree((char*)size_hints);
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110 }
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111
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112 /* end of junk ungraciously copied from Shell.c */
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113
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114 #endif /* 0 */
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115 #if 0 /* Not currently used */
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116
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117 void
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118 EmacsShellSetSizeUserSpecified (Widget gw)
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119 {
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120 WMShellWidget w = (WMShellWidget) gw;
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121 w->wm.size_hints.flags |= USSize;
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122 w->wm.size_hints.flags &= ~PSize;
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123 if (!w->shell.override_redirect && XtIsRealized (gw))
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124 _SetWMSizeHints (w);
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125 }
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126
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127 void
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128 EmacsShellSetPositionUserSpecified (Widget gw)
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129 {
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130 WMShellWidget w = (WMShellWidget) gw;
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131 w->wm.size_hints.flags |= USPosition;
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132 w->wm.size_hints.flags &= ~PPosition;
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133 if (!w->shell.override_redirect && XtIsRealized (gw))
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134 _SetWMSizeHints (w);
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135 }
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136
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137 #endif /* 0 */
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138
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139 void
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140 EmacsShellSmashIconicHint (Widget shell, int iconic_p)
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141 {
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142 /* See comment in frame-x.c about this */
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143 WMShellWidget wmshell = (WMShellWidget) shell;
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144 assert (XtIsSubclass (shell, wmShellWidgetClass));
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145 /* old_state = (wmshell->wm.wm_hints.flags & StateHint
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146 ? wmshell->wm.wm_hints.initial_state
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147 : NormalState); */
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148 wmshell->wm.wm_hints.flags |= StateHint;
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149 wmshell->wm.wm_hints.initial_state = iconic_p ? IconicState : NormalState;
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150 }
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151
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152 void
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153 EmacsShellUpdateSizeHints (Widget gw)
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154 {
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155 if (XtIsSubclass (gw, topLevelEmacsShellWidgetClass))
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156 TopLevelEmacsShellUpdateSizeHints (gw);
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157 #ifdef EXTERNAL_WIDGET
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158 else if (XtIsSubclass (gw, externalShellWidgetClass))
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159 /* do what ??? Don't abort! */;
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160 #endif
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161 else if (XtIsSubclass (gw, transientEmacsShellWidgetClass))
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162 TransientEmacsShellUpdateSizeHints (gw);
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163 else
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164 abort ();
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165 }