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Comparing libptytty/ptytty.m4 (file contents):
Revision 1.1 by ayin, Sat Jan 21 23:11:04 2006 UTC vs.
Revision 1.17 by root, Mon May 5 16:51:28 2008 UTC

1dnl this file is part of libptytty, do not make local modifications
2dnl http://software.schmorp.de/pkg/libptytty
3
1AC_DEFUN([PTY_CHECK], 4AC_DEFUN([PTY_CHECK],
2[ 5[
3AC_CHECK_HEADERS( \ 6AC_CHECK_HEADERS( \
4 pty.h \ 7 pty.h \
5 util.h \ 8 util.h \
6 libutil.h \ 9 libutil.h \
7 sys/ioctl.h \ 10 sys/ioctl.h \
8 sys/stropts.h \ 11 sys/stropts.h \
12 stropts.h \
9) 13)
10 14
11AC_CHECK_FUNCS( \ 15AC_CHECK_FUNCS( \
12 revoke \ 16 revoke \
13 _getpty \ 17 _getpty \
14 getpt \ 18 getpt \
15 posix_openpt \ 19 posix_openpt \
16 isastream \ 20 isastream \
21 setuid \
22 seteuid \
23 setreuid \
24 setresuid \
17) 25)
18 26
19have_clone=no 27have_clone=no
20 28
21AC_MSG_CHECKING(for /dev/ptym/clone) 29AC_MSG_CHECKING(for /dev/ptym/clone)
… …
56 ;; 64 ;;
57esac 65esac
58 66
59if test x$ac_cv_func_getpt = xyes -o x$ac_cv_func_posix_openpt = xyes -o x$have_clone = xyes; then 67if test x$ac_cv_func_getpt = xyes -o x$ac_cv_func_posix_openpt = xyes -o x$have_clone = xyes; then
60 AC_MSG_CHECKING(for UNIX98 ptys) 68 AC_MSG_CHECKING(for UNIX98 ptys)
61 AC_TRY_LINK([#include <stdlib.h>], 69 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>]],
62 [grantpt(0);unlockpt(0);ptsname(0);], 70 [[grantpt(0);unlockpt(0);ptsname(0);]])],
63 [unix98_pty=yes 71 [unix98_pty=yes
64 AC_DEFINE(UNIX98_PTY, 1, "") 72 AC_DEFINE(UNIX98_PTY, 1, "")
65 AC_MSG_RESULT(yes)], 73 AC_MSG_RESULT(yes)],
66 [AC_MSG_RESULT(no)]) 74 [AC_MSG_RESULT(no)])
67fi 75fi
… …
71fi 79fi
72]) 80])
73 81
74AC_DEFUN([UTMP_CHECK], 82AC_DEFUN([UTMP_CHECK],
75[ 83[
84support_utmp=yes
85support_wtmp=yes
86support_lastlog=yes
87
88AC_ARG_ENABLE(utmp,
89 [AS_HELP_STRING([--enable-utmp],[enable utmp (utmpx) support])],
90 [if test x$enableval = xyes -o x$enableval = xno; then
91 support_utmp=$enableval
92 fi])
93
94AC_ARG_ENABLE(wtmp,
95 [AS_HELP_STRING([--enable-wtmp],[enable wtmp (wtmpx) support (requires --enable-utmp)])],
96 [if test x$enableval = xyes -o x$enableval = xno; then
97 support_wtmp=$enableval
98 fi])
99
100AC_ARG_ENABLE(lastlog,
101 [AS_HELP_STRING([--enable-lastlog],[enable lastlog support (requires --enable-utmp)])],
102 [if test x$enableval = xyes -o x$enableval = xno; then
103 support_lastlog=$enableval
104 fi])
105
106if test x$support_utmp = xyes; then
107 AC_DEFINE(UTMP_SUPPORT, 1, Define if you want to have utmp/utmpx support)
108fi
109if test x$support_wtmp = xyes; then
110 AC_DEFINE(WTMP_SUPPORT, 1, Define if you want to have wtmp support when utmp/utmpx is enabled)
111fi
112if test x$support_lastlog = xyes; then
113 AC_DEFINE(LASTLOG_SUPPORT, 1, Define if you want to have lastlog support when utmp/utmpx is enabled)
114fi
115
76AC_CHECK_FUNCS( \ 116AC_CHECK_FUNCS( \
77 ttyslot \
78 updwtmp \ 117 updwtmp \
79 updwtmpx \ 118 updwtmpx \
119 updlastlogx \
80) 120)
81 121
82AC_CHECK_HEADERS( \ 122AC_CHECK_HEADERS(lastlog.h)
83 utmp.h \
84 utmpx.h \
85 lastlog.h \
86)
87 123
88dnl# -------------------------------------------------------------------------- 124dnl# --------------------------------------------------------------------------
89dnl# DO ALL UTMP AND WTMP CHECKING 125dnl# DO ALL UTMP AND WTMP CHECKING
90dnl# -------------------------------------------------------------------------- 126dnl# --------------------------------------------------------------------------
91dnl# check for host field in utmp structure 127dnl# check for host field in utmp structure
92 128
93dnl# -------------------------------------------- 129dnl# --------------------------------------------
94AC_CHECK_HEADER(utmp.h, 130AC_CHECK_HEADERS(utmp.h,
95[AC_CACHE_CHECK([for struct utmp], struct_utmp, 131[AC_CACHE_CHECK([for struct utmp], struct_utmp,
96[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h> 132[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
97#include <utmp.h>]], [[struct utmp ut;]])],[struct_utmp=yes],[struct_utmp=no])]) 133#include <utmp.h>]], [[struct utmp ut;]])],[struct_utmp=yes],[struct_utmp=no])])
98if test x$struct_utmp = xyes; then 134if test x$struct_utmp = xyes; then
99 AC_DEFINE(HAVE_STRUCT_UTMP, 1, Define if utmp.h has struct utmp) 135 AC_DEFINE(HAVE_STRUCT_UTMP, 1, Define if utmp.h has struct utmp)
… …
111[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h> 147[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
112#include <utmp.h>]], [[struct utmp ut; ut.ut_pid;]])],[struct_utmp_pid=yes],[struct_utmp_pid=no])]) 148#include <utmp.h>]], [[struct utmp ut; ut.ut_pid;]])],[struct_utmp_pid=yes],[struct_utmp_pid=no])])
113if test x$struct_utmp_pid = xyes; then 149if test x$struct_utmp_pid = xyes; then
114 AC_DEFINE(HAVE_UTMP_PID, 1, Define if struct utmp contains ut_pid) 150 AC_DEFINE(HAVE_UTMP_PID, 1, Define if struct utmp contains ut_pid)
115fi 151fi
116) dnl# AC_CHECK_HEADER(utmp.h 152) dnl# AC_CHECK_HEADERS(utmp.h
117 153
118dnl# -------------------------------------------- 154dnl# --------------------------------------------
119 155
120AC_CHECK_HEADER(utmpx.h, 156AC_CHECK_HEADERS(utmpx.h,
121[AC_CACHE_CHECK([for struct utmpx], struct_utmpx, 157[AC_CACHE_CHECK([for struct utmpx], struct_utmpx,
122[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h> 158[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
123#include <utmpx.h>]], [[struct utmpx ut;]])],[struct_utmpx=yes],[struct_utmpx=no])]) 159#include <utmpx.h>]], [[struct utmpx ut;]])],[struct_utmpx=yes],[struct_utmpx=no])])
124if test x$struct_utmpx = xyes; then 160if test x$struct_utmpx = xyes; then
125 AC_DEFINE(HAVE_STRUCT_UTMPX, 1, Define if utmpx.h has struct utmpx) 161 AC_DEFINE(HAVE_STRUCT_UTMPX, 1, Define if utmpx.h has struct utmpx)
… …
132if test x$struct_utmpx_host = xyes; then 168if test x$struct_utmpx_host = xyes; then
133 AC_DEFINE(HAVE_UTMPX_HOST, 1, Define if struct utmpx contains ut_host) 169 AC_DEFINE(HAVE_UTMPX_HOST, 1, Define if struct utmpx contains ut_host)
134fi 170fi
135 171
136AC_CACHE_CHECK(for session in utmpx struct, struct_utmpx_session, 172AC_CACHE_CHECK(for session in utmpx struct, struct_utmpx_session,
137[AC_TRY_COMPILE([#include <sys/types.h> 173[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
138#include <utmpx.h>], 174#include <utmpx.h>]], [[struct utmpx utx; utx.ut_session;]])],[struct_utmpx_session=yes],[struct_utmpx_session=no])])
139[struct utmpx utx; utx.ut_session;],
140struct_utmpx_session=yes, struct_utmpx_session=no)])
141if test x$struct_utmpx_session = xyes; then 175if test x$struct_utmpx_session = xyes; then
142 AC_DEFINE(HAVE_UTMPX_SESSION, 1, Define if struct utmpx contains ut_session) 176 AC_DEFINE(HAVE_UTMPX_SESSION, 1, Define if struct utmpx contains ut_session)
143fi 177fi
144) dnl# AC_CHECK_HEADER(utmpx.h 178) dnl# AC_CHECK_HEADERS(utmpx.h
145 179
146dnl# -------------------------------------------------------------------------- 180dnl# --------------------------------------------------------------------------
147dnl# check for struct lastlog 181dnl# check for struct lastlog
148AC_CACHE_CHECK(for struct lastlog, struct_lastlog, 182AC_CACHE_CHECK(for struct lastlog, struct_lastlog,
149[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h> 183[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
… …
173dnl# -------------------------------------------------------------------------- 207dnl# --------------------------------------------------------------------------
174 208
175dnl# find utmp 209dnl# find utmp
176AC_CACHE_CHECK(where utmp is located, path_utmp, 210AC_CACHE_CHECK(where utmp is located, path_utmp,
177[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h> 211[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
212#include <stdlib.h>
178#include <sys/types.h> 213#include <sys/types.h>
179#include <utmp.h> 214#include <utmp.h>
180#include <errno.h> 215#include <errno.h>
181main() 216main()
182{ 217{
… …
209 244
210dnl# find utmpx - if a utmp file exists at the same location and is more than 245dnl# find utmpx - if a utmp file exists at the same location and is more than
211dnl# a day newer, then dump the utmpx. People leave lots of junk around. 246dnl# a day newer, then dump the utmpx. People leave lots of junk around.
212AC_CACHE_CHECK(where utmpx is located, path_utmpx, 247AC_CACHE_CHECK(where utmpx is located, path_utmpx,
213[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h> 248[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
249#include <stdlib.h>
214#include <sys/types.h> 250#include <sys/types.h>
215#include <utmpx.h> 251#include <utmpx.h>
216#include <errno.h> 252#include <errno.h>
217#include <sys/stat.h> 253#include <sys/stat.h>
218#ifdef HAVE_STRING_H 254#ifdef HAVE_STRING_H
… …
254dnl# -------------------------------------------------------------------------- 290dnl# --------------------------------------------------------------------------
255 291
256dnl# find wtmp 292dnl# find wtmp
257AC_CACHE_CHECK(where wtmp is located, path_wtmp, 293AC_CACHE_CHECK(where wtmp is located, path_wtmp,
258[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h> 294[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
295#include <stdlib.h>
259#include <sys/types.h> 296#include <sys/types.h>
260#ifdef HAVE_UTMP_H 297#ifdef HAVE_UTMP_H
261#include <utmp.h> 298#include <utmp.h>
262#endif 299#endif
263#include <errno.h> 300#include <errno.h>
264main() 301main()
265{ 302{
266 char **w, *wtmplist[] = { 303 char **w, *wtmplist[] = {
267 "/var/log/wtmp", "/var/adm/wtmp", "/etc/wtmp", "/usr/etc/wtmp", "/usr/adm/wtmp", NULL }; 304 "/var/log/wtmp", "/var/adm/wtmp", "/etc/wtmp", "/usr/etc/wtmp", "/usr/adm/wtmp", NULL };
268 FILE *a, *f=fopen("conftestval", "w"); 305 FILE *a, *f=fopen("conftestval", "w");
269 if (!f) exit(1); 306 if (!f) exit(1);
270#ifdef WTMP_FILE 307#ifdef WTMP_FILE
271 fprintf(f, "%s\n", WTMP_FILE); 308 fprintf(f, "%s\n", WTMP_FILE);
272 exit(0); 309 exit(0);
… …
290dnl# -------------------------------------------------------------------------- 327dnl# --------------------------------------------------------------------------
291 328
292dnl# find wtmpx 329dnl# find wtmpx
293AC_CACHE_CHECK(where wtmpx is located, path_wtmpx, 330AC_CACHE_CHECK(where wtmpx is located, path_wtmpx,
294[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h> 331[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
332#include <stdlib.h>
295#ifdef HAVE_UTMPX_H 333#ifdef HAVE_UTMPX_H
296#include <utmpx.h> 334#include <utmpx.h>
297#endif 335#endif
298#include <errno.h> 336#include <errno.h>
299main() 337main()
300{ 338{
301 char **w, *wtmplist[] = { 339 char **w, *wtmplist[] = {
302 "/var/log/wtmpx", "/var/adm/wtmpx", NULL }; 340 "/var/log/wtmpx", "/var/adm/wtmpx", NULL };
303 FILE *a, *f=fopen("conftestval", "w"); 341 FILE *a, *f=fopen("conftestval", "w");
304 if (!f) exit(1); 342 if (!f) exit(1);
305#ifdef WTMPX_FILE 343#ifdef WTMPX_FILE
306 fprintf(f, "%s\n", WTMPX_FILE); 344 fprintf(f, "%s\n", WTMPX_FILE);
307 exit(0); 345 exit(0);
… …
325dnl# -------------------------------------------------------------------------- 363dnl# --------------------------------------------------------------------------
326 364
327dnl# find lastlog 365dnl# find lastlog
328AC_CACHE_CHECK(where lastlog is located, path_lastlog, 366AC_CACHE_CHECK(where lastlog is located, path_lastlog,
329[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h> 367[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
368#include <stdlib.h>
330#include <sys/types.h> 369#include <sys/types.h>
331#ifdef HAVE_UTMPX_H 370#ifdef HAVE_UTMPX_H
332#include <utmpx.h> 371#include <utmpx.h>
333#elif defined(HAVE_UTMP_H) 372#elif defined(HAVE_UTMP_H)
334#include <utmp.h> 373#include <utmp.h>
… …
359 exit(0); 398 exit(0);
360}]])],[path_lastlog=`cat conftestval`],[path_lastlog=],[dnl 399}]])],[path_lastlog=`cat conftestval`],[path_lastlog=],[dnl
361 AC_MSG_WARN(Define LASTLOG_FILE in config.h manually)])]) 400 AC_MSG_WARN(Define LASTLOG_FILE in config.h manually)])])
362if test x$path_lastlog != x; then 401if test x$path_lastlog != x; then
363 AC_DEFINE_UNQUOTED(LASTLOG_FILE, "$path_lastlog", Define location of lastlog) 402 AC_DEFINE_UNQUOTED(LASTLOG_FILE, "$path_lastlog", Define location of lastlog)
364 if test -d "$path_lastlog"; then
365 AC_DEFINE(LASTLOG_IS_DIR, 1, Define if lastlog is provided via a directory)
366 fi
367fi 403fi
368dnl# -------------------------------------------------------------------------- 404dnl# --------------------------------------------------------------------------
369 405
370dnl# find lastlogx 406dnl# find lastlogx
371AC_CACHE_CHECK(where lastlogx is located, path_lastlogx, 407AC_CACHE_CHECK(where lastlogx is located, path_lastlogx,
372[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h> 408[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
409#include <stdlib.h>
373#ifdef HAVE_UTMPX_H 410#ifdef HAVE_UTMPX_H
374#include <utmpx.h> 411#include <utmpx.h>
375#endif 412#endif
376#include <errno.h> 413#include <errno.h>
377main() 414main()
… …
402]) 439])
403 440
404AC_DEFUN([SCM_RIGHTS_CHECK], 441AC_DEFUN([SCM_RIGHTS_CHECK],
405[ 442[
406AC_CACHE_CHECK(for unix-compliant filehandle passing ability, can_pass_fds, 443AC_CACHE_CHECK(for unix-compliant filehandle passing ability, can_pass_fds,
407[AC_TRY_LINK([ 444[AC_LINK_IFELSE([AC_LANG_PROGRAM([[
408#include <cstddef> // broken bsds (is that redundant) need this 445#include <cstddef> // broken bsds (is that redundant?) need this
409#include <sys/types.h> 446#include <sys/types.h>
410#include <sys/socket.h> 447#include <sys/socket.h>
411#include <sys/uio.h> 448#include <sys/uio.h>
412],[ 449]], [[
413{ 450{
414 msghdr msg; 451 msghdr msg;
415 iovec iov; 452 iovec iov;
416 char buf [100]; 453 char buf [100];
417 char data = 0; 454 char data = 0;
… …
431 468
432 *(int *)CMSG_DATA (cmsg) = 5; 469 *(int *)CMSG_DATA (cmsg) = 5;
433 470
434 return sendmsg (3, &msg, 0); 471 return sendmsg (3, &msg, 0);
435} 472}
436],[can_pass_fds=yes],[can_pass_fds=no])]) 473]])],[can_pass_fds=yes],[can_pass_fds=no])])
437if test x$can_pass_fds = xyes; then 474if test x$can_pass_fds = xyes; then
438 AC_DEFINE(HAVE_UNIX_FDPASS, 1, Define if sys/socket.h defines the necessary macros/functions for file handle passing) 475 AC_DEFINE(HAVE_UNIX_FDPASS, 1, Define if sys/socket.h defines the necessary macros/functions for file handle passing)
439else 476else
440 AC_MSG_ERROR([libptytty requires unix-compliant filehandle passing ability]) 477 AC_MSG_ERROR([libptytty requires unix-compliant filehandle passing ability])
441fi 478fi
442]) 479])
480
481AC_DEFUN([TTY_GROUP_CHECK],
482[
483AC_CACHE_CHECK([for tty group], tty_group,
484[AC_RUN_IFELSE([AC_LANG_SOURCE([[
485#include <sys/types.h>
486#include <sys/stat.h>
487#include <unistd.h>
488#include <grp.h>
489
490main()
491{
492 struct stat st;
493 struct group *gr;
494 char *tty;
495 gr = getgrnam("tty");
496 tty = ttyname(0);
497 if (gr != 0
498 && tty != 0
499 && (stat(tty, &st)) == 0
500 && st.st_gid == gr->gr_gid)
501 return 0;
502 else
503 return 1;
504}]])],[tty_group=yes],[tty_group=no],[tty_group=no])])
505if test x$tty_group = xyes; then
506 AC_DEFINE(TTY_GID_SUPPORT, 1, "")
507fi])
508

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