dnl Local m4 macors for autoconf (used by sudo) dnl dnl Copyright (c) 1994-1996,1998-2003 Todd C. Miller <Todd.Miller@courtesan.com> dnl dnl XXX - should cache values in all cases!!! dnl dnl checks for programs dnl dnl check for sendmail dnl AC_DEFUN(SUDO_PROG_SENDMAIL, [AC_MSG_CHECKING(for sendmail) if test -f "/usr/sbin/sendmail"; then AC_MSG_RESULT(/usr/sbin/sendmail) SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/sbin/sendmail") elif test -f "/usr/lib/sendmail"; then AC_MSG_RESULT(/usr/lib/sendmail) SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/lib/sendmail") elif test -f "/usr/etc/sendmail"; then AC_MSG_RESULT(/usr/etc/sendmail) SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/etc/sendmail") elif test -f "/usr/ucblib/sendmail"; then AC_MSG_RESULT(/usr/ucblib/sendmail) SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/ucblib/sendmail") elif test -f "/usr/local/lib/sendmail"; then AC_MSG_RESULT(/usr/local/lib/sendmail) SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/local/lib/sendmail") elif test -f "/usr/local/bin/sendmail"; then AC_MSG_RESULT(/usr/local/bin/sendmail) SUDO_DEFINE(_PATH_SUDO_SENDMAIL, "/usr/local/bin/sendmail") else AC_MSG_RESULT(not found) fi ])dnl dnl dnl check for vi dnl AC_DEFUN(SUDO_PROG_VI, [AC_MSG_CHECKING(for vi) if test -f "/usr/bin/vi"; then AC_MSG_RESULT(/usr/bin/vi) SUDO_DEFINE(_PATH_VI, "/usr/bin/vi") elif test -f "/usr/ucb/vi"; then AC_MSG_RESULT(/usr/ucb/vi) SUDO_DEFINE(_PATH_VI, "/usr/ucb/vi") elif test -f "/usr/bsd/vi"; then AC_MSG_RESULT(/usr/bsd/vi) SUDO_DEFINE(_PATH_VI, "/usr/bsd/vi") elif test -f "/bin/vi"; then AC_MSG_RESULT(/bin/vi) SUDO_DEFINE(_PATH_VI, "/bin/vi") elif test -f "/usr/local/bin/vi"; then AC_MSG_RESULT(/usr/local/bin/vi) SUDO_DEFINE(_PATH_VI, "/usr/local/bin/vi") else AC_MSG_RESULT(not found) fi ])dnl dnl dnl check for mv dnl AC_DEFUN(SUDO_PROG_MV, [AC_MSG_CHECKING(for mv) if test -f "/usr/bin/mv"; then AC_MSG_RESULT(/usr/bin/mv) SUDO_DEFINE(_PATH_MV, "/usr/bin/mv") elif test -f "/bin/mv"; then AC_MSG_RESULT(/bin/mv) SUDO_DEFINE(_PATH_MV, "/bin/mv") elif test -f "/usr/ucb/mv"; then AC_MSG_RESULT(/usr/ucb/mv) SUDO_DEFINE(_PATH_MV, "/usr/ucb/mv") elif test -f "/usr/sbin/mv"; then AC_MSG_RESULT(/usr/sbin/mv) SUDO_DEFINE(_PATH_MV, "/usr/sbin/mv") else AC_MSG_RESULT(not found) fi ])dnl dnl dnl check for bourne shell dnl AC_DEFUN(SUDO_PROG_BSHELL, [AC_MSG_CHECKING(for bourne shell) if test -f "/bin/sh"; then AC_MSG_RESULT(/bin/sh) SUDO_DEFINE(_PATH_BSHELL, "/bin/sh") elif test -f "/usr/bin/sh"; then AC_MSG_RESULT(/usr/bin/sh) SUDO_DEFINE(_PATH_BSHELL, "/usr/bin/sh") elif test -f "/sbin/sh"; then AC_MSG_RESULT(/sbin/sh) SUDO_DEFINE(_PATH_BSHELL, "/sbin/sh") elif test -f "/usr/sbin/sh"; then AC_MSG_RESULT(/usr/sbin/sh) SUDO_DEFINE(_PATH_BSHELL, "/usr/sbin/sh") elif test -f "/bin/ksh"; then AC_MSG_RESULT(/bin/ksh) SUDO_DEFINE(_PATH_BSHELL, "/bin/ksh") elif test -f "/usr/bin/ksh"; then AC_MSG_RESULT(/usr/bin/ksh) SUDO_DEFINE(_PATH_BSHELL, "/usr/bin/ksh") elif test -f "/bin/bash"; then AC_MSG_RESULT(/bin/bash) SUDO_DEFINE(_PATH_BSHELL, "/bin/bash") elif test -f "/usr/bin/bash"; then AC_MSG_RESULT(/usr/bin/bash) SUDO_DEFINE(_PATH_BSHELL, "/usr/bin/bash") else AC_MSG_RESULT(not found) fi ])dnl dnl dnl Where the log file goes, use /var/log if it exists, else /{var,usr}/adm dnl AC_DEFUN(SUDO_LOGFILE, [AC_MSG_CHECKING(for log file location) if test -n "$with_logpath"; then AC_MSG_RESULT($with_logpath) SUDO_DEFINE_UNQUOTED(_PATH_SUDO_LOGFILE, "$with_logpath") elif test -d "/var/log"; then AC_MSG_RESULT(/var/log/sudo.log) SUDO_DEFINE(_PATH_SUDO_LOGFILE, "/var/log/sudo.log") elif test -d "/var/adm"; then AC_MSG_RESULT(/var/adm/sudo.log) SUDO_DEFINE(_PATH_SUDO_LOGFILE, "/var/adm/sudo.log") elif test -d "/usr/adm"; then AC_MSG_RESULT(/usr/adm/sudo.log) SUDO_DEFINE(_PATH_SUDO_LOGFILE, "/usr/adm/sudo.log") else AC_MSG_RESULT(unknown, you will have to set _PATH_SUDO_LOGFILE by hand) fi ])dnl dnl dnl Where the log file goes, use /var/log if it exists, else /{var,usr}/adm dnl AC_DEFUN(SUDO_TIMEDIR, [AC_MSG_CHECKING(for timestamp file location) if test -n "$with_timedir"; then AC_MSG_RESULT($with_timedir) SUDO_DEFINE_UNQUOTED(_PATH_SUDO_TIMEDIR, "$with_timedir") timedir="$with_timedir" elif test -d "/var/run"; then AC_MSG_RESULT(/var/run/sudo) SUDO_DEFINE(_PATH_SUDO_TIMEDIR, "/var/run/sudo") timedir="/var/run/sudo" elif test -d "/var/adm"; then AC_MSG_RESULT(/var/adm/sudo) SUDO_DEFINE(_PATH_SUDO_TIMEDIR, "/var/adm/sudo") timedir="/var/adm/sudo" else AC_MSG_RESULT(/usr/adm/sudo) SUDO_DEFINE(_PATH_SUDO_TIMEDIR, "/usr/adm/sudo") timedir="/usr/adm/sudo" fi ])dnl dnl dnl check for fullly working void dnl AC_DEFUN(SUDO_FULL_VOID, [AC_MSG_CHECKING(for full void implementation) AC_TRY_COMPILE(, [void *foo; foo = (void *)0; (void *)"test";], AC_DEFINE(VOID, void, [Define to "void" if your compiler supports void pointers, else use "char"].) AC_MSG_RESULT(yes), AC_DEFINE(VOID, char) AC_MSG_RESULT(no))]) dnl dnl SUDO_CHECK_TYPE(TYPE, DEFAULT) dnl XXX - should require the check for unistd.h... dnl AC_DEFUN(SUDO_CHECK_TYPE, [AC_REQUIRE([AC_HEADER_STDC])dnl AC_MSG_CHECKING(for $1) AC_CACHE_VAL(sudo_cv_type_$1, [AC_EGREP_CPP($1, [#include <sys/types.h> #include <stdio.h> #if STDC_HEADERS #include <stdlib.h> #endif #if HAVE_UNISTD_H #include <unistd.h> #endif], sudo_cv_type_$1=yes, sudo_cv_type_$1=no)])dnl AC_MSG_RESULT($sudo_cv_type_$1) if test $sudo_cv_type_$1 = no; then AC_DEFINE($1, $2, [Define if your system lacks the $1 type.]) fi ]) dnl dnl Check for size_t declation dnl AC_DEFUN(SUDO_TYPE_SIZE_T, [SUDO_CHECK_TYPE(size_t, int)]) dnl dnl Check for ssize_t declation dnl AC_DEFUN(SUDO_TYPE_SSIZE_T, [SUDO_CHECK_TYPE(ssize_t, int)]) dnl dnl Check for dev_t declation dnl AC_DEFUN(SUDO_TYPE_DEV_T, [SUDO_CHECK_TYPE(dev_t, int)]) dnl dnl Check for ino_t declation dnl AC_DEFUN(SUDO_TYPE_INO_T, [SUDO_CHECK_TYPE(ino_t, unsigned int)]) dnl dnl check for working fnmatch(3) dnl AC_DEFUN(SUDO_FUNC_FNMATCH, [AC_MSG_CHECKING(for working fnmatch with FNM_CASEFOLD) AC_CACHE_VAL(sudo_cv_func_fnmatch, [rm -f conftestdata; > conftestdata AC_TRY_RUN([#include <fnmatch.h> main() { exit(fnmatch("/*/bin/echo *", "/usr/bin/echo just a test", FNM_CASEFOLD)); } ], sudo_cv_func_fnmatch=yes, sudo_cv_func_fnmatch=no, sudo_cv_func_fnmatch=no) rm -f core core.* *.core])dnl AC_MSG_RESULT($sudo_cv_func_fnmatch) if test $sudo_cv_func_fnmatch = yes; then [$1] else [$2] fi ]) dnl dnl check for isblank(3) dnl AC_DEFUN([SUDO_FUNC_ISBLANK], [AC_CACHE_CHECK([for isblank], sudo_cv_func_isblank, [AC_TRY_LINK([#include <ctype.h>], [(void)isblank(1);], sudo_cv_func_isblank=yes, sudo_cv_func_isblank=no)]) ] [ if test "$sudo_cv_func_isblank" = "yes"; then AC_DEFINE(HAVE_ISBLANK, 1, [Define if you have isblank(3).]) fi ]) dnl dnl check for sa_len field in struct sockaddr dnl AC_DEFUN(SUDO_SOCK_SA_LEN, [AC_MSG_CHECKING(for sa_len field in struct sockaddr) AC_CACHE_VAL(sudo_cv_sock_sa_len, [AC_TRY_RUN([#include <sys/types.h> #include <sys/socket.h> main() { struct sockaddr s; s.sa_len = 0; exit(0); }], sudo_cv_sock_sa_len=yes, sudo_cv_sock_sa_len=no, sudo_cv_sock_sa_len=no) rm -f core core.* *.core])dnl AC_MSG_RESULT($sudo_cv_sock_sa_len) if test $sudo_cv_sock_sa_len = yes; then AC_DEFINE(HAVE_SA_LEN, 1, [Define if your struct sockadr has an sa_len field.]) fi ]) dnl dnl check for max length of uid_t in string representation. dnl we can't really trust UID_MAX or MAXUID since they may exist dnl only for backwards compatibility. dnl AC_DEFUN(SUDO_UID_T_LEN, [AC_REQUIRE([AC_TYPE_UID_T]) AC_MSG_CHECKING(max length of uid_t) AC_CACHE_VAL(sudo_cv_uid_t_len, [rm -f conftestdata AC_TRY_RUN( [#include <stdio.h> #include <pwd.h> #include <limits.h> #include <sys/types.h> #include <sys/param.h> main() { FILE *f; char b[1024]; uid_t u = (uid_t) -1; if ((f = fopen("conftestdata", "w")) == NULL) exit(1); (void) sprintf(b, "%lu", (unsigned long) u); (void) fprintf(f, "%d\n", strlen(b)); (void) fclose(f); exit(0); }], sudo_cv_uid_t_len=`cat conftestdata`, sudo_cv_uid_t_len=10) ]) rm -f conftestdata AC_MSG_RESULT($sudo_cv_uid_t_len) AC_DEFINE_UNQUOTED(MAX_UID_T_LEN, $sudo_cv_uid_t_len, [Define to the max length of a uid_t in string context (excluding the NUL).]) ]) dnl dnl check for "long long" dnl XXX hard to cache since it includes 2 tests dnl AC_DEFUN(SUDO_LONG_LONG, [AC_MSG_CHECKING(for long long support) AC_TRY_LINK(, [long long foo = 1000; foo /= 10;], AC_DEFINE(HAVE_LONG_LONG, 1, [Define if your compiler supports the "long long" type.]) [AC_TRY_RUN([main() {if (sizeof(long long) == sizeof(long)) exit(0); else exit(1);}], AC_DEFINE(LONG_IS_QUAD, 1, [Define if sizeof(long) == sizeof(long long).]))] AC_MSG_RESULT(yes), AC_MSG_RESULT(no))]) dnl dnl append a libpath to an LDFLAGS style variable dnl AC_DEFUN(SUDO_APPEND_LIBPATH, [ if test X"$with_rpath" = X"yes"; then $1="${$1} -L$2 -R$2" else $1="${$1} -L$2" fi if test X"$blibpath" != X"" -a "$1" = "SUDO_LDFLAGS"; then blibpath_add="${blibpath_add}:$2" fi ]) dnl dnl private versions of AC_DEFINE and AC_DEFINE_UNQUOTED that don't support dnl tracing that we use to define paths for pathnames.h so autoheader doesn't dnl put them in config.h.in. An awful hack. dnl m4_define([SUDO_DEFINE], [cat >>confdefs.h <<\EOF [@%:@define] $1 m4_if($#, 2, [$2], $#, 3, [$2], 1) EOF ]) m4_define([SUDO_DEFINE_UNQUOTED], [cat >>confdefs.h <<EOF [@%:@define] $1 m4_if($#, 2, [$2], $#, 3, [$2], 1) EOF ])