annotate src/sysproc.h @ 5927:b58b74274fa2 cygwin

changes from long ago, never committed...
author Henry Thompson <ht@markup.co.uk>
date Wed, 15 Dec 2021 19:02:33 +0000
parents 611a6845ebee
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2 Copyright (C) 1995 Free Software Foundation, Inc.
853
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
3 Copyright (C) 2000, 2002 Ben Wing.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5 This file is part of XEmacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6
5402
308d34e9f07d Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents: 4759
diff changeset
7 XEmacs is free software: you can redistribute it and/or modify it
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
8 under the terms of the GNU General Public License as published by the
5402
308d34e9f07d Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents: 4759
diff changeset
9 Free Software Foundation, either version 3 of the License, or (at your
308d34e9f07d Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents: 4759
diff changeset
10 option) any later version.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
11
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
15 for more details.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
16
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
17 You should have received a copy of the GNU General Public License
5402
308d34e9f07d Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents: 4759
diff changeset
18 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
19
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
20 /* Synched up with: Not really in FSF. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
21
440
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 428
diff changeset
22 #ifndef INCLUDED_sysproc_h_
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 428
diff changeset
23 #define INCLUDED_sysproc_h_
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 428
diff changeset
24
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
25 #include "systime.h" /* necessary for sys/resource.h; also gets the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
26 FD_* defines on some systems. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
27 #ifndef WIN32_NATIVE
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
28 #include <sys/resource.h>
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
29 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
30
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 458
diff changeset
31 #ifdef MINGW
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 458
diff changeset
32 #include <../mingw/process.h>
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 458
diff changeset
33 #elif defined (WIN32_NATIVE)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 458
diff changeset
34 /* <process.h> should not conflict with "process.h", as per ANSI definition.
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 458
diff changeset
35 This is not true with visual c though. The trick below works with
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 458
diff changeset
36 VC4.2b, 5.0 and 6.0. It assumes that VC is installed in a kind of
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 458
diff changeset
37 standard way, so include path ends with /include.
5927
b58b74274fa2 changes from long ago, never committed...
Henry Thompson <ht@markup.co.uk>
parents: 5643
diff changeset
38 HST changed this to ucrt */
b58b74274fa2 changes from long ago, never committed...
Henry Thompson <ht@markup.co.uk>
parents: 5643
diff changeset
39 #include <../ucrt/process.h>
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 458
diff changeset
40 #endif
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 458
diff changeset
41
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
42 #ifdef HAVE_SOCKETS /* TCP connection support, if kernel can do it */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
43 # include <sys/types.h> /* AJK */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
44 # ifndef WIN32_NATIVE
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
45 # include <sys/socket.h>
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
46 # include <netdb.h>
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
47 # include <netinet/in.h>
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
48 # include <arpa/inet.h>
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
49 # endif
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
50 #endif /* HAVE_SOCKETS */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
51
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
52 #ifdef WIN32_NATIVE
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
53 /* Note: winsock.h already included in systime.h above */
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
54 /* map winsock error codes to standard names */
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
55 #define EWOULDBLOCK WSAEWOULDBLOCK
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
56 #define EINPROGRESS WSAEINPROGRESS
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
57 #define EALREADY WSAEALREADY
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
58 #define ENOTSOCK WSAENOTSOCK
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
59 #define EDESTADDRREQ WSAEDESTADDRREQ
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
60 #define EMSGSIZE WSAEMSGSIZE
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
61 #define EPROTOTYPE WSAEPROTOTYPE
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
62 #define ENOPROTOOPT WSAENOPROTOOPT
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
63 #define EPROTONOSUPPORT WSAEPROTONOSUPPORT
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
64 #define ESOCKTNOSUPPORT WSAESOCKTNOSUPPORT
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
65 #define EOPNOTSUPP WSAEOPNOTSUPP
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
66 #define EPFNOSUPPORT WSAEPFNOSUPPORT
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
67 #define EAFNOSUPPORT WSAEAFNOSUPPORT
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
68 #define EADDRINUSE WSAEADDRINUSE
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
69 #define EADDRNOTAVAIL WSAEADDRNOTAVAIL
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
70 #define ENETDOWN WSAENETDOWN
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
71 #define ENETUNREACH WSAENETUNREACH
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
72 #define ENETRESET WSAENETRESET
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
73 #define ECONNABORTED WSAECONNABORTED
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
74 #define ECONNRESET WSAECONNRESET
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
75 #define ENOBUFS WSAENOBUFS
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
76 #define EISCONN WSAEISCONN
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
77 #define ENOTCONN WSAENOTCONN
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
78 #define ESHUTDOWN WSAESHUTDOWN
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
79 #define ETOOMANYREFS WSAETOOMANYREFS
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
80 #define ETIMEDOUT WSAETIMEDOUT
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
81 #define ECONNREFUSED WSAECONNREFUSED
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
82 #define ELOOP WSAELOOP
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
83 /* #define ENAMETOOLONG WSAENAMETOOLONG */
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
84 #define EHOSTDOWN WSAEHOSTDOWN
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
85 #define EHOSTUNREACH WSAEHOSTUNREACH
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
86 /* #define ENOTEMPTY WSAENOTEMPTY */
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
87 #define EPROCLIM WSAEPROCLIM
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
88 #define EUSERS WSAEUSERS
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
89 #define EDQUOT WSAEDQUOT
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
90 #define ESTALE WSAESTALE
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
91 #define EREMOTE WSAEREMOTE
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
92 #endif /* WIN32_NATIVE */
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
93
3025
facf3239ba30 [xemacs-hg @ 2005-10-25 11:16:19 by ben]
ben
parents: 2563
diff changeset
94 /* On some systems, e.g. DGUX, inet_addr returns a `struct in_addr'. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
95 #ifdef HAVE_BROKEN_INET_ADDR
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
96 # define IN_ADDR struct in_addr
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
97 # define NUMERIC_ADDR_ERROR (numeric_addr.s_addr == -1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
98 #else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
99 # if (LONGBITS > 32)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
100 # define IN_ADDR unsigned int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
101 # else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
102 # define IN_ADDR unsigned long
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
103 # endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
104 # define NUMERIC_ADDR_ERROR (numeric_addr == (IN_ADDR) -1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
105 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
106
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
107 /* Define first descriptor number available for subprocesses. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
108 #define FIRST_PROC_DESC 3
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
109
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
110 #ifdef AIX
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
111 #include <sys/select.h>
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
112 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
113
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
114 #ifdef HAVE_STROPTS_H
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
115 #include <stropts.h> /* isastream(), I_PUSH */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
116 #endif
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
117
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
118 #ifdef HAVE_STRTIO_H
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
119 #include <strtio.h> /* TIOCSIGNAL */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
120 #endif
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
121
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
122 #ifdef HAVE_PTY_H
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
123 #include <pty.h> /* openpty() on Tru64, Linux */
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
124 #endif
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
125
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
126 #ifdef HAVE_LIBUTIL_H
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 444
diff changeset
127 #include <libutil.h> /* openpty() on FreeBSD */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 444
diff changeset
128 #endif
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 444
diff changeset
129
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 444
diff changeset
130 #ifdef HAVE_UTIL_H
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 444
diff changeset
131 #include <util.h> /* openpty() on NetBSD */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
132 #endif
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
133
2286
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
134 /* The FD_* macros expand to __extension__ forms on glibc-based systems. Uno
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
135 does not understand such forms, so let's help it out. */
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
136 #ifdef UNO
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
137 #undef FD_SET
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
138 #undef FD_CLR
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
139 #undef FD_ISSET
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
140 #undef FD_ZERO
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
141 #undef MAXDESC
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
142 #undef SELECT_TYPE
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
143 #endif /* UNO */
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 867
diff changeset
144
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
145 #ifdef FD_SET
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
146
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
147 /* We could get this from param.h, but better not to depend on finding that.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
148 And better not to risk that it might define other symbols used in this
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
149 file. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
150 # ifdef FD_SETSIZE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
151 # define MAXDESC FD_SETSIZE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
152 # else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
153 # define MAXDESC 64
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
154 # endif /* FD_SETSIZE */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
155 # define SELECT_TYPE fd_set
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
156
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
157 #else /* no FD_SET */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
158
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
159 # define MAXDESC 32
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
160 # define SELECT_TYPE int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
161
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
162 /* Define the macros to access a single-int bitmap of descriptors. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
163 # define FD_SET(n, p) (*(p) |= (1 << (n)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
164 # define FD_CLR(n, p) (*(p) &= ~(1 << (n)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
165 # define FD_ISSET(n, p) (*(p) & (1 << (n)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
166 # define FD_ZERO(p) (*(p) = 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
167
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
168 #endif /* no FD_SET */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
169
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
170 int poll_fds_for_input (SELECT_TYPE mask);
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 859
diff changeset
171 int qxe_execve (const Ibyte *filename, Ibyte * const argv[],
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 859
diff changeset
172 Ibyte * const envp[]);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 458
diff changeset
173 pid_t qxe_getpid (void);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
174
853
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
175 /* #### I would really like to delete the remaining synchronous code entirely.
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
176 We are now using it only for *REALLY* old systems -- how many systems
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
177 nowadays
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
178
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
179 (a) lack job control, or
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
180 (b) lack mkdir() or rmdir()
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
181
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
182 ?????
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
183
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
184 --ben
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
185 */
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
186
859
84762348c6f9 [xemacs-hg @ 2002-06-01 08:06:46 by ben]
ben
parents: 854
diff changeset
187 #include "syssignal.h" /* needed for SIGTSTP */
854
1d8fb2eee1bb [xemacs-hg @ 2002-05-28 16:06:58 by didierv]
didierv
parents: 853
diff changeset
188
4759
aa5ed11f473b Remove support for obsolete systems. See xemacs-patches message with ID
Jerry James <james@xemacs.org>
parents: 3025
diff changeset
189 #if !defined (WIN32_NATIVE) && (!defined (SIGTSTP) || !defined (HAVE_MKDIR) || !defined (HAVE_RMDIR))
853
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
190
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
191 #define NEED_SYNC_PROCESS_CODE
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
192
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
193 /* True iff we are about to fork off a synchronous process or if we
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
194 are waiting for it. */
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
195 extern volatile int synch_process_alive;
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
196
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
197 /* Nonzero => this is a string explaining death of synchronous subprocess. */
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
198 extern const char *synch_process_death;
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
199
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
200 /* If synch_process_death is zero,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
201 this is exit code of synchronous subprocess. */
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
202 extern int synch_process_retcode;
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
203
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
204 #endif
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
205
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 771
diff changeset
206
440
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 428
diff changeset
207 #endif /* INCLUDED_sysproc_h_ */