1 /* Definitions file for GNU Emacs running on AT&T's System V Release 4
2 Copyright (C) 1987, 1990 Free Software Foundation, Inc.
4 This file is part of SXEmacs
6 SXEmacs is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 SXEmacs is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 /* Synched up with: FSF 19.31. */
22 /* This file written by James Van Artsdalen of Dell Computer Corporation.
23 * james@bigtex.cactus.org. Subsequently improved for Dell 2.2 by Eric
24 * S. Raymond <esr@snark.thyrsus.com>.
27 /* Use the SysVr3 file for at least base configuration. */
29 #define DONT_DEFINE_NO_REMAP /* `static' hack not needed */
34 #define LIBS_SYSTEM "-lsocket -lnsl -lelf"
39 #define LIB_STANDARD "-lc /usr/ucblib/libucb.a"
41 #define START_FILES "pre-crt0.o /usr/ccs/lib/crt1.o /usr/ccs/lib/crti.o /usr/ccs/lib/values-Xt.o"
42 #define LIB_STANDARD "-lc /usr/ucblib/libucb.a /usr/ccs/lib/crtn.o"
49 #define START_FILES "pre-crt0.o /usr/ccs/lib/crt1.o /usr/ccs/lib/crti.o /usr/ccs/lib/values-Xt.o"
50 #define LIB_STANDARD "-lc /usr/ccs/lib/crtn.o"
54 /* there are no -lg libraries on this system, and no libPW */
67 * everything is pdump now. --SY
68 * #define UNEXEC "unexelf.o"
72 /* Get <sys/ttold.h> to get struct
73 * tchars. But get <termio.h> first to make sure ttold.h doesn't
82 #include <sys/filio.h>
84 #include <sys/ttold.h>
86 #include <sys/stream.h>
87 #include <sys/termios.h>
92 /* Some SVr4s don't define NSIG in sys/signal.h for ANSI environments;
93 * instead, there's a system variable _sys_nsig. Unfortunately, we need the
94 * constant to dimension an array. So wire in the appropriate value here.
97 #if defined(emacs) && !defined(NSIG)
99 #endif /* defined(emacs) && !defined(NSIG) */
101 /* We need bss_end from emacs.c for undumping */
103 #ifndef USG_SHARED_LIBRARIES
104 #define USG_SHARED_LIBRARIES
108 #undef BROKEN_TIOCGWINSZ
109 #undef BROKEN_TIOCGETC
111 /* This change means that we don't loop through allocate_pty too many
112 times in the (rare) event of a failure. */
114 #undef FIRST_PTY_LETTER
115 #define FIRST_PTY_LETTER 'z'
117 /* This sets the name of the master side of the PTY. */
119 #define PTY_NAME_SPRINTF strcpy (pty_name, "/dev/ptmx");
121 /* This sets the name of the slave side of the PTY. On SysVr4,
122 grantpt(3) forks a subprocess, so keep sigchld_handler() from
123 intercepting that death. If any child but grantpt's should die
124 within, it should be caught after EMACS_UNBLOCK_SIGNAL. */
128 # if !__STDC__ && !defined(STDC_HEADERS)
133 #define PTY_TTY_NAME_SPRINTF \
137 EMACS_BLOCK_SIGCHLD; \
138 if (grantpt (fd) == -1) \
139 { close (fd); return -1; } \
140 EMACS_UNBLOCK_SIGCHLD; \
141 if (unlockpt (fd) == -1) \
142 { close (fd); return -1; } \
143 if (!(ptyname = ptsname (fd))) \
144 { close (fd); return -1; } \
145 strncpy (pty_name, ptyname, sizeof (pty_name)); \
146 pty_name[sizeof (pty_name) - 1] = 0; \
149 /* Push various streams modules onto a PTY channel. */
151 #define SETUP_SLAVE_PTY \
152 if (ioctl (xforkin, I_PUSH, "ptem") == -1) \
153 fatal ("ioctl I_PUSH ptem: errno %d\n", errno); \
154 if (ioctl (xforkin, I_PUSH, "ldterm") == -1) \
155 fatal ("ioctl I_PUSH ldterm: errno %d\n", errno); \
156 if (ioctl (xforkin, I_PUSH, "ttcompat") == -1) \
157 fatal ("ioctl I_PUSH ttcompat: errno %d\n", errno);
159 /* Tell x11term.c and keyboard.c we have the system V streams feature. */
161 /* On Some SysV System , w3 freeze. If freeze your xemacs , Add below definition */
162 /* This definition added by Shogo Fujii(shogo@bsd1.kbnes.nec.co.jp) */
163 #define PROCESS_IO_BLOCKING