File: configure.ac

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dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.60)
AC_INIT(userinfo, 2.5, [Ben Kibbey bjk@luxsci.net])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_AUX_DIR(build)
AC_CANONICAL_TARGET
AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
AC_LIBTOOL_DLOPEN
AC_DISABLE_STATIC
AC_PROG_LIBTOOL
AM_CONFIG_HEADER([config.h])
AC_CONFIG_SRCDIR([src/ui.c])

dnl Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_AWK
AC_PROG_LN_S
AC_PROG_MAKE_SET

dnl Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_CHECK_HEADERS([fcntl.h limits.h paths.h stdlib.h string.h sys/param.h \
		  unistd.h libgen.h err.h shadow.h lastlog.h err.h \
		  sys/mman.h getopt.h utmp.h utmpx.h])

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_UID_T
AC_TYPE_SIZE_T
AC_TYPE_PID_T
AC_STRUCT_TM

dnl Checks for library functions.
AC_FUNC_GETGROUPS
AC_FUNC_LSTAT
AC_FUNC_MALLOC
AC_FUNC_STAT
AC_FUNC_STRFTIME
AC_FUNC_MMAP
AC_CHECK_FUNCS([memset getspnam munmap setpassent setgroupent strchr strdup \
		strerror strsep getgrent setutxent getlastlogx])
AC_CHECK_FUNC([__progname])

# Test for struct passwd members.
AC_MSG_CHECKING([for pw_change member in struct passwd])
AC_TRY_COMPILE([#include <pwd.h>],
			 [struct passwd pwd;
			 (void)pwd.pw_change;], have_passwd_change=yes)
if test x"$have_passwd_change" = "xyes"; then
	 AC_MSG_RESULT([yes])
	 AC_DEFINE(HAVE_PASSWD_CHANGE, 1, [Define if struct passwd contains pw_change.])
else
	 AC_MSG_RESULT([no])
fi

AC_MSG_CHECKING([for pw_expire member in struct passwd])
AC_TRY_COMPILE([#include <pwd.h>],
			 [struct passwd pwd;
			 (void)pwd.pw_expire;], [have_passwd_expire=yes])
if test x"$have_passwd_expire" = "xyes"; then
	 AC_MSG_RESULT([yes])
	 AC_DEFINE(HAVE_PASSWD_EXPIRE, 1, [Define if struct passwd contains pw_expire.])
else
	 AC_MSG_RESULT([no])
fi

AC_MSG_CHECKING([for pw_gecos member in struct passwd])
AC_TRY_COMPILE([#include <pwd.h>],
			 [struct passwd pwd;
			 (void)pwd.pw_gecos;], [have_passwd_gecos=yes])
if test x"$have_passwd_gecos" = "xyes"; then
	 AC_MSG_RESULT([yes])
	 AC_DEFINE(HAVE_PASSWD_GECOS, 1, [Define if struct passwd contains pw_gecos.])
else
	 AC_MSG_RESULT([no])
fi

dnl /proc filesystem support
AC_MSG_CHECKING(for /proc filesystem)

if test -e /proc/self -o -e /proc/curproc; then
    AC_MSG_RESULT(yes)
    HAVE_PROCFS=1
    AC_DEFINE(HAVE_PROCFS, 1, [Define if you have a /proc file system.])
else
    AC_MSG_RESULT(no)
fi

AM_CONDITIONAL(SOLARIS, false)
AM_CONDITIONAL(KVM, false)

case "$target_os" in
    *bsd*) 
        AC_CHECK_HEADERS(kvm.h, AC_DEFINE([BSD_KVM], 1, [Define for BSD KVM.]))
        AC_CHECK_LIB(kvm, kvm_openfiles, AM_CONDITIONAL(KVM, true))
	;;
    *linux*) 
	if test ! $HAVE_PROCFS; then
	    AC_MSG_WARN(no /proc filesystem found. PPID info will be unavailable)
	fi
	;;
    *solaris*)
	AM_CONDITIONAL(SOLARIS, true)
	;;
    *)
        ;;
esac

AC_SUBST(DLOPEN_LIBS, $lt_cv_dlopen_libs)

dnl default alias file
alias_file="/etc/aliases"

AC_ARG_WITH(aliases,
[  --with-aliases=FILE     location of mail aliases file (/etc/aliases)],
alias_file="$withval")

AC_MSG_CHECKING(for mail aliases file)
if test -f $alias_file; then
    AC_MSG_RESULT($alias_file)
else
    AC_MSG_RESULT([$alias_file not found (using it anyway)])
fi

AC_DEFUN([AC_DEBUG],
[
    if test "$1"; then
	ac_cv_sys_debug=$1
    fi

    AC_CACHE_CHECK([if debugging is wanted], [ac_cv_sys_debug],
	[ac_cv_sys_debug=no])

    if test "$ac_cv_sys_debug" = "yes"; then
	CPPFLAGS="$CPPFLAGS -DDEBUG"
    fi
])

AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug], [Enable debugging.]),
    AC_DEBUG([$enableval]), AC_DEBUG)

AC_DEFINE_UNQUOTED([ALIAS_FILE], "$alias_file", [Location of your mail alias file.])
AC_DEFINE([DEFAULT_DELIMINATING_CHAR], ':', [Default field deliminator.])
AC_DEFINE_UNQUOTED([DEFAULT_MULTI_CHAR], [','], [Default multi-string value deliminator.])
AC_DEFINE([DEFAULT_TIMEFORMAT], "%s", [Default strftime() time format.])

AM_WITH_DMALLOC

AC_CONFIG_FILES([Makefile src/Makefile src/modules/Makefile doc/Makefile contrib/Makefile])
AC_OUTPUT