Annotation of embedaddon/sudo/aclocal.m4, revision 1.1.1.2
1.1 misho 1: dnl Local m4 macros for autoconf (used by sudo)
2: dnl
3: dnl Copyright (c) 1994-1996, 1998-2005, 2007-2011
4: dnl Todd C. Miller <Todd.Miller@courtesan.com>
5: dnl
6: dnl XXX - should cache values in all cases!!!
7: dnl
8: dnl checks for programs
9:
10: dnl
11: dnl check for sendmail in well-known locations
12: dnl
13: AC_DEFUN([SUDO_PROG_SENDMAIL], [AC_MSG_CHECKING([for sendmail])
14: found=no
15: for p in "/usr/sbin/sendmail" "/usr/lib/sendmail" "/usr/etc/sendmail" "/usr/ucblib/sendmail" "/usr/local/lib/sendmail" "/usr/local/bin/sendmail"; do
16: if test -f "$p"; then
17: found=yes
18: AC_MSG_RESULT([$p])
19: SUDO_DEFINE_UNQUOTED(_PATH_SUDO_SENDMAIL, "$p")
20: break
21: fi
22: done
23: if test X"$found" != X"yes"; then
24: AC_MSG_RESULT([not found])
25: fi
26: ])dnl
27:
28: dnl
29: dnl check for vi in well-known locations
30: dnl
31: AC_DEFUN([SUDO_PROG_VI], [AC_MSG_CHECKING([for vi])
32: found=no
33: for editor in "/usr/bin/vi" "/bin/vi" "/usr/ucb/vi" "/usr/bsd/vi" "/usr/local/bin/vi"; do
34: if test -f "$editor"; then
35: found=yes
36: AC_MSG_RESULT([$editor])
37: SUDO_DEFINE_UNQUOTED(_PATH_VI, "$editor")
38: break
39: fi
40: done
41: if test X"$found" != X"yes"; then
42: AC_MSG_RESULT([not found])
43: fi
44: ])dnl
45:
46: dnl
47: dnl check for mv in well-known locations
48: dnl
49: AC_DEFUN([SUDO_PROG_MV], [AC_MSG_CHECKING([for mv])
50: found=no
51: for p in "/usr/bin/mv" "/bin/mv" "/usr/ucb/mv" "/usr/sbin/mv"; do
52: if test -f "$p"; then
53: found=yes
54: AC_MSG_RESULT([$p])
55: SUDO_DEFINE_UNQUOTED(_PATH_MV, "$p")
56: break
57: fi
58: done
59: if test X"$found" != X"yes"; then
60: AC_MSG_RESULT([not found])
61: fi
62: ])dnl
63:
64: dnl
65: dnl check for bourne shell in well-known locations
66: dnl
67: AC_DEFUN([SUDO_PROG_BSHELL], [AC_MSG_CHECKING([for bourne shell])
68: found=no
69: for p in "/bin/sh" "/usr/bin/sh" "/sbin/sh" "/usr/sbin/sh" "/bin/ksh" "/usr/bin/ksh" "/bin/bash" "/usr/bin/bash"; do
70: if test -f "$p"; then
71: found=yes
72: AC_MSG_RESULT([$p])
73: SUDO_DEFINE_UNQUOTED(_PATH_BSHELL, "$p")
74: break
75: fi
76: done
77: if test X"$found" != X"yes"; then
78: AC_MSG_RESULT([not found])
79: fi
80: ])dnl
81:
82: dnl
83: dnl check for utmp file
84: dnl
85: AC_DEFUN([SUDO_PATH_UTMP], [AC_MSG_CHECKING([for utmp file path])
86: found=no
87: for p in "/var/run/utmp" "/var/adm/utmp" "/etc/utmp"; do
88: if test -r "$p"; then
89: found=yes
90: AC_MSG_RESULT([$p])
91: SUDO_DEFINE_UNQUOTED(_PATH_UTMP, "$p")
92: break
93: fi
94: done
95: if test X"$found" != X"yes"; then
96: AC_MSG_RESULT([not found])
97: fi
98: ])dnl
99:
100: dnl
101: dnl Where the log file goes, use /var/log if it exists, else /{var,usr}/adm
102: dnl
103: AC_DEFUN([SUDO_LOGFILE], [AC_MSG_CHECKING(for log file location)
104: if test -n "$with_logpath"; then
105: AC_MSG_RESULT($with_logpath)
106: SUDO_DEFINE_UNQUOTED(_PATH_SUDO_LOGFILE, "$with_logpath")
107: elif test -d "/var/log"; then
108: AC_MSG_RESULT(/var/log/sudo.log)
109: SUDO_DEFINE(_PATH_SUDO_LOGFILE, "/var/log/sudo.log")
110: elif test -d "/var/adm"; then
111: AC_MSG_RESULT(/var/adm/sudo.log)
112: SUDO_DEFINE(_PATH_SUDO_LOGFILE, "/var/adm/sudo.log")
113: elif test -d "/usr/adm"; then
114: AC_MSG_RESULT(/usr/adm/sudo.log)
115: SUDO_DEFINE(_PATH_SUDO_LOGFILE, "/usr/adm/sudo.log")
116: else
117: AC_MSG_RESULT(unknown, you will have to set _PATH_SUDO_LOGFILE by hand)
118: fi
119: ])dnl
120:
121: dnl
122: dnl Where the timestamp files go.
123: dnl
124: AC_DEFUN([SUDO_TIMEDIR], [AC_MSG_CHECKING(for timestamp file location)
125: timedir="$with_timedir"
126: if test -z "$timedir"; then
127: for d in /var/db /var/lib /var/adm /usr/adm; do
128: if test -d "$d"; then
129: timedir="$d/sudo"
130: break
131: fi
132: done
133: fi
134: AC_MSG_RESULT([$timedir])
135: SUDO_DEFINE_UNQUOTED(_PATH_SUDO_TIMEDIR, "$timedir")
136: ])dnl
137:
138: dnl
139: dnl Where the I/O log files go, use /var/log/sudo-io if
140: dnl /var/log exists, else /{var,usr}/adm/sudo-io
141: dnl
142: AC_DEFUN([SUDO_IO_LOGDIR], [
143: AC_MSG_CHECKING(for I/O log dir location)
144: if test "${with_iologdir-yes}" != "yes"; then
145: iolog_dir="$with_iologdir"
146: elif test -d "/var/log"; then
147: iolog_dir="/var/log/sudo-io"
148: elif test -d "/var/adm"; then
149: iolog_dir="/var/adm/sudo-io"
150: else
151: iolog_dir="/usr/adm/sudo-io"
152: fi
153: if test "${with_iologdir}" != "no"; then
154: SUDO_DEFINE_UNQUOTED(_PATH_SUDO_IO_LOGDIR, "$iolog_dir")
155: fi
156: AC_MSG_RESULT($iolog_dir)
157: ])dnl
158:
159: dnl
160: dnl check for working fnmatch(3)
161: dnl
162: AC_DEFUN([SUDO_FUNC_FNMATCH],
163: [AC_MSG_CHECKING([for working fnmatch with FNM_CASEFOLD])
164: AC_CACHE_VAL(sudo_cv_func_fnmatch,
165: [rm -f conftestdata; > conftestdata
166: AC_TRY_RUN([#include <fnmatch.h>
167: main() { exit(fnmatch("/*/bin/echo *", "/usr/bin/echo just a test", FNM_CASEFOLD)); }], [sudo_cv_func_fnmatch=yes], [sudo_cv_func_fnmatch=no],
168: [sudo_cv_func_fnmatch=no])
169: rm -f core core.* *.core])
170: AC_MSG_RESULT($sudo_cv_func_fnmatch)
171: AS_IF([test $sudo_cv_func_fnmatch = yes], [$1], [$2])])
172:
173: dnl
174: dnl check for isblank(3)
175: dnl
176: AC_DEFUN([SUDO_FUNC_ISBLANK],
177: [AC_CACHE_CHECK([for isblank], [sudo_cv_func_isblank],
178: [AC_TRY_LINK([#include <ctype.h>], [return (isblank('a'));],
179: sudo_cv_func_isblank=yes, sudo_cv_func_isblank=no)])
180: ] [
181: if test "$sudo_cv_func_isblank" = "yes"; then
182: AC_DEFINE(HAVE_ISBLANK, 1, [Define if you have isblank(3).])
183: else
184: AC_LIBOBJ(isblank)
185: fi
186: ])
187:
1.1.1.2 ! misho 188: AC_DEFUN([SUDO_CHECK_LIB], [
! 189: _sudo_check_lib_extras=`echo "$5"|sed -e 's/[ ]*//g' -e 's/-l/_/g'`
! 190: AC_MSG_CHECKING([for $2 in -l$1${5+ }$5])
! 191: AC_CACHE_VAL([sudo_cv_lib_$1''_$2$_sudo_check_lib_extras], [
! 192: SUDO_CHECK_LIB_OLIBS="$LIBS"
! 193: LIBS="$LIBS -l$1${5+ }$5"
! 194: AC_LINK_IFELSE(
! 195: [AC_LANG_CALL([], [$2])],
! 196: [eval sudo_cv_lib_$1''_$2$_sudo_check_lib_extras=yes],
! 197: [eval sudo_cv_lib_$1''_$2$_sudo_check_lib_extras=no]
! 198: )
! 199: LIBS="$SUDO_CHECK_LIB_OLIBS"
! 200: ])
! 201: if eval test \$sudo_cv_lib_$1''_$2$_sudo_check_lib_extras = "yes"; then
! 202: AC_MSG_RESULT([yes])
! 203: $3
! 204: else
! 205: AC_MSG_RESULT([no])
! 206: $4
! 207: fi
! 208: ])
! 209:
1.1 misho 210: dnl
211: dnl check unsetenv() return value
212: dnl
213: AC_DEFUN([SUDO_FUNC_UNSETENV_VOID],
214: [AC_CACHE_CHECK([whether unsetenv returns void], [sudo_cv_func_unsetenv_void],
215: [AC_RUN_IFELSE([AC_LANG_PROGRAM(
216: [AC_INCLUDES_DEFAULT
217: int unsetenv();
218: ], [
219: [return unsetenv("FOO") != 0;]
220: ])
221: ],
222: [sudo_cv_func_unsetenv_void=no],
223: [sudo_cv_func_unsetenv_void=yes],
224: [sudo_cv_func_unsetenv_void=no])])
225: if test $sudo_cv_func_unsetenv_void = yes; then
226: AC_DEFINE(UNSETENV_VOID, 1,
227: [Define to 1 if the `unsetenv' function returns void instead of `int'.])
228: fi
229: ])
230:
231: dnl
1.1.1.2 ! misho 232: dnl check putenv() argument for const
! 233: dnl
! 234: AC_DEFUN([SUDO_FUNC_PUTENV_CONST],
! 235: [AC_CACHE_CHECK([whether putenv takes a const argument],
! 236: sudo_cv_func_putenv_const,
! 237: [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
! 238: int putenv(const char *string) {return 0;}], [])],
! 239: [sudo_cv_func_putenv_const=yes],
! 240: [sudo_cv_func_putenv_const=no])
! 241: ])
! 242: if test $sudo_cv_func_putenv_const = yes; then
! 243: AC_DEFINE(PUTENV_CONST, const, [Define to const if the `putenv' takes a const argument.])
! 244: else
! 245: AC_DEFINE(PUTENV_CONST, [])
! 246: fi
! 247: ])
! 248:
! 249: dnl
1.1 misho 250: dnl check for sa_len field in struct sockaddr
251: dnl
252: AC_DEFUN([SUDO_SOCK_SA_LEN], [
253: AC_CHECK_MEMBER([struct sockaddr.sa_len],
1.1.1.2 ! misho 254: [AC_DEFINE(HAVE_STRUCT_SOCKADDR_SA_LEN, 1, [Define if your struct sockadr has an sa_len field.])],
1.1 misho 255: [],
256: [ #include <sys/types.h>
257: #include <sys/socket.h>]
258: )]
259: )
260: dnl
261: dnl check for max length of uid_t in string representation.
262: dnl we can't really trust UID_MAX or MAXUID since they may exist
263: dnl only for backwards compatibility.
264: dnl
265: AC_DEFUN([SUDO_UID_T_LEN],
266: [AC_REQUIRE([AC_TYPE_UID_T])
267: AC_MSG_CHECKING(max length of uid_t)
268: AC_CACHE_VAL(sudo_cv_uid_t_len,
269: [rm -f conftestdata
270: AC_TRY_RUN(
271: [#include <stdio.h>
272: #include <pwd.h>
273: #include <limits.h>
274: #include <sys/types.h>
275: #include <sys/param.h>
276: main() {
277: FILE *f;
278: char b[1024];
279: uid_t u = (uid_t) -1;
280:
281: if ((f = fopen("conftestdata", "w")) == NULL)
282: exit(1);
283:
284: (void) sprintf(b, "%lu", (unsigned long) u);
285: (void) fprintf(f, "%d\n", strlen(b));
286: (void) fclose(f);
287: exit(0);
288: }], sudo_cv_uid_t_len=`cat conftestdata`, sudo_cv_uid_t_len=10, sudo_cv_uid_t_len=10)
289: ])
290: rm -f conftestdata
291: AC_MSG_RESULT($sudo_cv_uid_t_len)
292: AC_DEFINE_UNQUOTED(MAX_UID_T_LEN, $sudo_cv_uid_t_len, [Define to the max length of a uid_t in string context (excluding the NUL).])
293: ])
294:
295: dnl
296: dnl append a libpath to an LDFLAGS style variable
297: dnl
298: AC_DEFUN([SUDO_APPEND_LIBPATH], [
299: if test X"$with_rpath" = X"yes"; then
300: case "$host" in
301: *-*-hpux*) $1="${$1} -L$2 -Wl,+b,$2"
302: ;;
303: *) $1="${$1} -L$2 -Wl,-R$2"
304: ;;
305: esac
306: else
307: $1="${$1} -L$2"
308: fi
309: if test X"$blibpath" != X"" -a "$1" = "SUDO_LDFLAGS"; then
310: blibpath_add="${blibpath_add}:$2"
311: fi
312: ])
313:
314: dnl
315: dnl Determine the mail spool location
316: dnl NOTE: must be run *after* check for paths.h
317: dnl
318: AC_DEFUN([SUDO_MAILDIR], [
319: maildir=no
320: if test X"$ac_cv_header_paths_h" = X"yes"; then
321: AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
322: #include <paths.h>],
323: [char *p = _PATH_MAILDIR;])], [maildir=yes], [])
324: fi
325: if test $maildir = no; then
326: # Solaris has maillock.h which defines MAILDIR
327: AC_CHECK_HEADERS(maillock.h, [
328: SUDO_DEFINE(_PATH_MAILDIR, MAILDIR)
329: maildir=yes
330: ])
331: if test $maildir = no; then
332: for d in /var/mail /var/spool/mail /usr/spool/mail; do
333: if test -d "$d"; then
334: maildir=yes
335: SUDO_DEFINE_UNQUOTED(_PATH_MAILDIR, "$d")
336: break
337: fi
338: done
339: if test $maildir = no; then
340: # unable to find mail dir, hope for the best
341: SUDO_DEFINE_UNQUOTED(_PATH_MAILDIR, "/var/mail")
342: fi
343: fi
344: fi
345: ])
346:
347: dnl
348: dnl private versions of AC_DEFINE and AC_DEFINE_UNQUOTED that don't support
349: dnl tracing that we use to define paths for pathnames.h so autoheader doesn't
350: dnl put them in config.h.in. An awful hack.
351: dnl
352: m4_define([SUDO_DEFINE],
353: [cat >>confdefs.h <<\EOF
354: [@%:@define] $1 m4_if($#, 2, [$2], $#, 3, [$2], 1)
355: EOF
356: ])
357:
358: m4_define([SUDO_DEFINE_UNQUOTED],
359: [cat >>confdefs.h <<EOF
360: [@%:@define] $1 m4_if($#, 2, [$2], $#, 3, [$2], 1)
361: EOF
362: ])
363:
364: dnl
365: dnl Pull in libtool macros
366: dnl
367: m4_include([libtool.m4])
368: m4_include([ltoptions.m4])
369: m4_include([ltsugar.m4])
370: m4_include([ltversion.m4])
371: m4_include([lt~obsolete.m4])
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