Annotation of src/usr.bin/sudo/aclocal.m4, Revision 1.2
1.1 millert 1: dnl Local m4 macors for autoconf (used by sudo)
2: dnl
1.2 ! millert 3: dnl Copyright (c) 1994-1996,1998-2002 Todd C. Miller <Todd.Miller@courtesan.com>
1.1 millert 4: dnl
5: dnl XXX - should cache values in all cases!!!
6: dnl
7: dnl checks for programs
8:
9: dnl
10: dnl check for sendmail
11: dnl
12: AC_DEFUN(SUDO_PROG_SENDMAIL, [AC_MSG_CHECKING(for sendmail)
13: if test -f "/usr/sbin/sendmail"; then
14: AC_MSG_RESULT(/usr/sbin/sendmail)
15: SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/sbin/sendmail")
16: elif test -f "/usr/lib/sendmail"; then
17: AC_MSG_RESULT(/usr/lib/sendmail)
18: SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/lib/sendmail")
19: elif test -f "/usr/etc/sendmail"; then
20: AC_MSG_RESULT(/usr/etc/sendmail)
21: SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/etc/sendmail")
22: elif test -f "/usr/ucblib/sendmail"; then
23: AC_MSG_RESULT(/usr/ucblib/sendmail)
24: SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/ucblib/sendmail")
25: elif test -f "/usr/local/lib/sendmail"; then
26: AC_MSG_RESULT(/usr/local/lib/sendmail)
27: SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/local/lib/sendmail")
28: elif test -f "/usr/local/bin/sendmail"; then
29: AC_MSG_RESULT(/usr/local/bin/sendmail)
30: SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/local/bin/sendmail")
31: else
32: AC_MSG_RESULT(not found)
33: fi
34: ])dnl
35:
36: dnl
37: dnl check for vi
38: dnl
39: AC_DEFUN(SUDO_PROG_VI, [AC_MSG_CHECKING(for vi)
40: if test -f "/usr/bin/vi"; then
41: AC_MSG_RESULT(/usr/bin/vi)
42: SUDO_DEFINE(_PATH_VI, "/usr/bin/vi")
43: elif test -f "/usr/ucb/vi"; then
44: AC_MSG_RESULT(/usr/ucb/vi)
45: SUDO_DEFINE(_PATH_VI, "/usr/ucb/vi")
46: elif test -f "/usr/bsd/vi"; then
47: AC_MSG_RESULT(/usr/bsd/vi)
48: SUDO_DEFINE(_PATH_VI, "/usr/bsd/vi")
49: elif test -f "/bin/vi"; then
50: AC_MSG_RESULT(/bin/vi)
51: SUDO_DEFINE(_PATH_VI, "/bin/vi")
52: elif test -f "/usr/local/bin/vi"; then
53: AC_MSG_RESULT(/usr/local/bin/vi)
54: SUDO_DEFINE(_PATH_VI, "/usr/local/bin/vi")
55: else
56: AC_MSG_RESULT(not found)
57: fi
58: ])dnl
59:
60: dnl
61: dnl check for mv
62: dnl
63: AC_DEFUN(SUDO_PROG_MV, [AC_MSG_CHECKING(for mv)
64: if test -f "/usr/bin/mv"; then
65: AC_MSG_RESULT(/usr/bin/mv)
66: SUDO_DEFINE(_PATH_MV, "/usr/bin/mv")
67: elif test -f "/bin/mv"; then
68: AC_MSG_RESULT(/bin/mv)
69: SUDO_DEFINE(_PATH_MV, "/bin/mv")
70: elif test -f "/usr/ucb/mv"; then
71: AC_MSG_RESULT(/usr/ucb/mv)
72: SUDO_DEFINE(_PATH_MV, "/usr/ucb/mv")
73: elif test -f "/usr/sbin/mv"; then
74: AC_MSG_RESULT(/usr/sbin/mv)
75: SUDO_DEFINE(_PATH_MV, "/usr/sbin/mv")
76: else
77: AC_MSG_RESULT(not found)
78: fi
79: ])dnl
80:
81: dnl
82: dnl check for bourne shell
83: dnl
84: AC_DEFUN(SUDO_PROG_BSHELL, [AC_MSG_CHECKING(for bourne shell)
85: if test -f "/bin/sh"; then
86: AC_MSG_RESULT(/bin/sh)
87: SUDO_DEFINE(_PATH_BSHELL, "/bin/sh")
88: elif test -f "/usr/bin/sh"; then
89: AC_MSG_RESULT(/usr/bin/sh)
90: SUDO_DEFINE(_PATH_BSHELL, "/usr/bin/sh")
91: elif test -f "/sbin/sh"; then
92: AC_MSG_RESULT(/sbin/sh)
93: SUDO_DEFINE(_PATH_BSHELL, "/sbin/sh")
94: elif test -f "/usr/sbin/sh"; then
95: AC_MSG_RESULT(/usr/sbin/sh)
96: SUDO_DEFINE(_PATH_BSHELL, "/usr/sbin/sh")
97: elif test -f "/bin/ksh"; then
98: AC_MSG_RESULT(/bin/ksh)
99: SUDO_DEFINE(_PATH_BSHELL, "/bin/ksh")
100: elif test -f "/usr/bin/ksh"; then
101: AC_MSG_RESULT(/usr/bin/ksh)
102: SUDO_DEFINE(_PATH_BSHELL, "/usr/bin/ksh")
103: elif test -f "/bin/bash"; then
104: AC_MSG_RESULT(/bin/bash)
105: SUDO_DEFINE(_PATH_BSHELL, "/bin/bash")
106: elif test -f "/usr/bin/bash"; then
107: AC_MSG_RESULT(/usr/bin/bash)
108: SUDO_DEFINE(_PATH_BSHELL, "/usr/bin/bash")
109: else
110: AC_MSG_RESULT(not found)
111: fi
112: ])dnl
113:
114: dnl
115: dnl Where the log file goes, use /var/log if it exists, else /{var,usr}/adm
116: dnl
117: AC_DEFUN(SUDO_LOGFILE, [AC_MSG_CHECKING(for log file location)
118: if test -n "$with_logpath"; then
119: AC_MSG_RESULT($with_logpath)
120: SUDO_DEFINE_UNQUOTED(_PATH_SUDO_LOGFILE, "$with_logpath")
121: elif test -d "/var/log"; then
122: AC_MSG_RESULT(/var/log/sudo.log)
123: SUDO_DEFINE(_PATH_SUDO_LOGFILE, "/var/log/sudo.log")
124: elif test -d "/var/adm"; then
125: AC_MSG_RESULT(/var/adm/sudo.log)
126: SUDO_DEFINE(_PATH_SUDO_LOGFILE, "/var/adm/sudo.log")
127: elif test -d "/usr/adm"; then
128: AC_MSG_RESULT(/usr/adm/sudo.log)
129: SUDO_DEFINE(_PATH_SUDO_LOGFILE, "/usr/adm/sudo.log")
130: else
131: AC_MSG_RESULT(unknown, you will have to set _PATH_SUDO_LOGFILE by hand)
132: fi
133: ])dnl
134:
135: dnl
136: dnl Where the log file goes, use /var/log if it exists, else /{var,usr}/adm
137: dnl
138: AC_DEFUN(SUDO_TIMEDIR, [AC_MSG_CHECKING(for timestamp file location)
139: if test -n "$with_timedir"; then
140: AC_MSG_RESULT($with_timedir)
141: SUDO_DEFINE_UNQUOTED(_PATH_SUDO_TIMEDIR, "$with_timedir")
142: timedir="$with_timedir"
143: elif test -d "/var/run"; then
144: AC_MSG_RESULT(/var/run/sudo)
145: SUDO_DEFINE(_PATH_SUDO_TIMEDIR, "/var/run/sudo")
146: timedir="/var/run/sudo"
147: else
148: AC_MSG_RESULT(/tmp/.odus)
149: SUDO_DEFINE(_PATH_SUDO_TIMEDIR, "/tmp/.odus")
150: timedir="/tmp/.odus"
151: fi
152: ])dnl
153:
154: dnl
155: dnl check for fullly working void
156: dnl
157: AC_DEFUN(SUDO_FULL_VOID, [AC_MSG_CHECKING(for full void implementation)
158: AC_TRY_COMPILE(, [void *foo;
159: foo = (void *)0; (void *)"test";], AC_DEFINE(VOID, void, [Define to "void" if your compiler supports void pointers, else use "char"].)
160: AC_MSG_RESULT(yes), AC_DEFINE(VOID, char)
161: AC_MSG_RESULT(no))])
162:
163: dnl
164: dnl SUDO_CHECK_TYPE(TYPE, DEFAULT)
165: dnl XXX - should require the check for unistd.h...
166: dnl
167: AC_DEFUN(SUDO_CHECK_TYPE,
168: [AC_REQUIRE([AC_HEADER_STDC])dnl
169: AC_MSG_CHECKING(for $1)
170: AC_CACHE_VAL(sudo_cv_type_$1,
171: [AC_EGREP_CPP($1, [#include <sys/types.h>
172: #include <stdio.h>
173: #if STDC_HEADERS
174: #include <stdlib.h>
175: #endif
176: #if HAVE_UNISTD_H
177: #include <unistd.h>
178: #endif], sudo_cv_type_$1=yes, sudo_cv_type_$1=no)])dnl
179: AC_MSG_RESULT($sudo_cv_type_$1)
180: if test $sudo_cv_type_$1 = no; then
181: AC_DEFINE($1, $2, [Define if your system lacks the $1 type.])
182: fi
183: ])
184:
185: dnl
186: dnl Check for size_t declation
187: dnl
188: AC_DEFUN(SUDO_TYPE_SIZE_T,
189: [SUDO_CHECK_TYPE(size_t, int)])
190:
191: dnl
192: dnl Check for ssize_t declation
193: dnl
194: AC_DEFUN(SUDO_TYPE_SSIZE_T,
195: [SUDO_CHECK_TYPE(ssize_t, int)])
196:
197: dnl
198: dnl Check for dev_t declation
199: dnl
200: AC_DEFUN(SUDO_TYPE_DEV_T,
201: [SUDO_CHECK_TYPE(dev_t, int)])
202:
203: dnl
204: dnl Check for ino_t declation
205: dnl
206: AC_DEFUN(SUDO_TYPE_INO_T,
207: [SUDO_CHECK_TYPE(ino_t, unsigned int)])
208:
209: dnl
210: dnl check for POSIX utime() using struct utimbuf
211: dnl
212: AC_DEFUN(SUDO_FUNC_UTIME_POSIX,
213: [AC_MSG_CHECKING(for POSIX utime)
214: AC_CACHE_VAL(sudo_cv_func_utime_posix,
215: [rm -f conftestdata; > conftestdata
216: AC_TRY_RUN([#include <sys/types.h>
217: #include <sys/time.h>
218: #include <utime.h>
219: main() {
220: struct utimbuf ut;
221: ut.actime = ut.modtime = time(0);
222: utime("conftestdata", &ut);
223: exit(0);
224: }], sudo_cv_func_utime_posix=yes, sudo_cv_func_utime_posix=no,
225: sudo_cv_func_utime_posix=no)
226: rm -f core core.* *.core])dnl
227: AC_MSG_RESULT($sudo_cv_func_utime_posix)
228: if test $sudo_cv_func_utime_posix = yes; then
229: AC_DEFINE(HAVE_UTIME_POSIX, 1, [Define if you have a POSIX utime() (uses struct utimbuf).])
230: fi
231: ])
232:
233: dnl
234: dnl check for working fnmatch(3)
235: dnl
236: AC_DEFUN(SUDO_FUNC_FNMATCH,
237: [AC_MSG_CHECKING(for working fnmatch with FNM_CASEFOLD)
238: AC_CACHE_VAL(sudo_cv_func_fnmatch,
239: [rm -f conftestdata; > conftestdata
240: AC_TRY_RUN([#include <fnmatch.h>
241: main() { exit(fnmatch("/*/bin/echo *", "/usr/bin/echo just a test", FNM_CASEFOLD)); }
242: ], sudo_cv_func_fnmatch=yes, sudo_cv_func_fnmatch=no,
243: sudo_cv_func_fnmatch=no)
244: rm -f core core.* *.core])dnl
245: AC_MSG_RESULT($sudo_cv_func_fnmatch)
246: if test $sudo_cv_func_fnmatch = yes; then
247: [$1]
248: else
249: [$2]
250: fi
251: ])
252:
253: dnl
254: dnl check for isblank(3)
255: dnl
256: AC_DEFUN([SUDO_FUNC_ISBLANK],
257: [AC_CACHE_CHECK([for isblank], sudo_cv_func_isblank,
258: [AC_TRY_LINK([#include <ctype.h>], [(void)isblank(1);],
259: sudo_cv_func_isblank=yes, sudo_cv_func_isblank=no)])
260: ] [
261: if test "$sudo_cv_func_isblank" = "yes"; then
262: AC_DEFINE(HAVE_ISBLANK, 1, [Define if you have isblank(3).])
263: fi
264: ])
265:
266: dnl
267: dnl check for sa_len field in struct sockaddr
268: dnl
269: AC_DEFUN(SUDO_SOCK_SA_LEN,
270: [AC_MSG_CHECKING(for sa_len field in struct sockaddr)
271: AC_CACHE_VAL(sudo_cv_sock_sa_len,
272: [AC_TRY_RUN([#include <sys/types.h>
273: #include <sys/socket.h>
274: main() {
275: struct sockaddr s;
276: s.sa_len = 0;
277: exit(0);
278: }], sudo_cv_sock_sa_len=yes, sudo_cv_sock_sa_len=no,
279: sudo_cv_sock_sa_len=no)
280: rm -f core core.* *.core])dnl
281: AC_MSG_RESULT($sudo_cv_sock_sa_len)
282: if test $sudo_cv_sock_sa_len = yes; then
283: AC_DEFINE(HAVE_SA_LEN, 1, [Define if your struct sockadr has an sa_len field.])
284: fi
285: ])
286:
287: dnl
288: dnl check for max length of uid_t in string representation.
289: dnl we can't really trust UID_MAX or MAXUID since they may exist
290: dnl only for backwards compatibility.
291: dnl
292: AC_DEFUN(SUDO_UID_T_LEN,
293: [AC_REQUIRE([AC_TYPE_UID_T])
294: AC_MSG_CHECKING(max length of uid_t)
295: AC_CACHE_VAL(sudo_cv_uid_t_len,
296: [rm -f conftestdata
297: AC_TRY_RUN(
298: [#include <stdio.h>
299: #include <pwd.h>
300: #include <limits.h>
301: #include <sys/types.h>
302: #include <sys/param.h>
303: main() {
304: FILE *f;
305: char b[1024];
306: uid_t u = (uid_t) -1;
307:
308: if ((f = fopen("conftestdata", "w")) == NULL)
309: exit(1);
310:
311: (void) sprintf(b, "%u", u);
312: (void) fprintf(f, "%d\n", strlen(b));
313: (void) fclose(f);
314: exit(0);
315: }], sudo_cv_uid_t_len=`cat conftestdata`, sudo_cv_uid_t_len=10)
316: ])
317: rm -f conftestdata
318: AC_MSG_RESULT($sudo_cv_uid_t_len)
319: 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).])
320: ])
321:
322: dnl
323: dnl check for "long long"
324: dnl XXX hard to cache since it includes 2 tests
325: dnl
326: AC_DEFUN(SUDO_LONG_LONG, [AC_MSG_CHECKING(for long long support)
327: AC_TRY_LINK(, [long long foo = 1000; foo /= 10;], AC_DEFINE(HAVE_LONG_LONG, 1, [Define if your compiler supports the "long long" type.])
328: [AC_TRY_RUN([main() {if (sizeof(long long) == sizeof(long)) exit(0); else exit(1);}], AC_DEFINE(LONG_IS_QUAD, 1, [Define if sizeof(long) == sizeof(long long).]))]
329: AC_MSG_RESULT(yes), AC_MSG_RESULT(no))])
330:
331: dnl
332: dnl private versions of AC_DEFINE and AC_DEFINE_UNQUOTED that don't support
333: dnl tracing that we use to define paths for pathnames.h so autoheader doesn't
334: dnl put them in config.h.in. An awful hack.
335: dnl
336: m4_define([SUDO_DEFINE],
337: [cat >>confdefs.h <<\EOF
338: [@%:@define] $1 m4_if($#, 2, [$2], $#, 3, [$2], 1)
339: EOF
340: ])
341:
342: m4_define([SUDO_DEFINE_UNQUOTED],
343: [cat >>confdefs.h <<EOF
344: [@%:@define] $1 m4_if($#, 2, [$2], $#, 3, [$2], 1)
345: EOF
346: ])
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