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