1*597410b8Schristos# progtest.m4 serial 3 (gettext-0.12) 2*597410b8Schristosdnl Copyright (C) 1996-2003 Free Software Foundation, Inc. 3*597410b8Schristosdnl This file is free software, distributed under the terms of the GNU 4*597410b8Schristosdnl General Public License. As a special exception to the GNU General 5*597410b8Schristosdnl Public License, this file may be distributed as part of a program 6*597410b8Schristosdnl that contains a configuration script generated by Autoconf, under 7*597410b8Schristosdnl the same distribution terms as the rest of that program. 8*597410b8Schristosdnl 9*597410b8Schristosdnl This file can can be used in projects which are not available under 10*597410b8Schristosdnl the GNU General Public License or the GNU Library General Public 11*597410b8Schristosdnl License but which still want to provide support for the GNU gettext 12*597410b8Schristosdnl functionality. 13*597410b8Schristosdnl Please note that the actual code of the GNU gettext library is covered 14*597410b8Schristosdnl by the GNU Library General Public License, and the rest of the GNU 15*597410b8Schristosdnl gettext package package is covered by the GNU General Public License. 16*597410b8Schristosdnl They are *not* in the public domain. 17*597410b8Schristos 18*597410b8Schristosdnl Authors: 19*597410b8Schristosdnl Ulrich Drepper <drepper@cygnus.com>, 1996. 20*597410b8Schristos 21*597410b8Schristos# Search path for a program which passes the given test. 22*597410b8Schristos 23*597410b8Schristosdnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR, 24*597410b8Schristosdnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]]) 25*597410b8SchristosAC_DEFUN([AM_PATH_PROG_WITH_TEST], 26*597410b8Schristos[ 27*597410b8Schristos# Prepare PATH_SEPARATOR. 28*597410b8Schristos# The user is always right. 29*597410b8Schristosif test "${PATH_SEPARATOR+set}" != set; then 30*597410b8Schristos echo "#! /bin/sh" >conf$$.sh 31*597410b8Schristos echo "exit 0" >>conf$$.sh 32*597410b8Schristos chmod +x conf$$.sh 33*597410b8Schristos if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then 34*597410b8Schristos PATH_SEPARATOR=';' 35*597410b8Schristos else 36*597410b8Schristos PATH_SEPARATOR=: 37*597410b8Schristos fi 38*597410b8Schristos rm -f conf$$.sh 39*597410b8Schristosfi 40*597410b8Schristos 41*597410b8Schristos# Find out how to test for executable files. Don't use a zero-byte file, 42*597410b8Schristos# as systems may use methods other than mode bits to determine executability. 43*597410b8Schristoscat >conf$$.file <<_ASEOF 44*597410b8Schristos#! /bin/sh 45*597410b8Schristosexit 0 46*597410b8Schristos_ASEOF 47*597410b8Schristoschmod +x conf$$.file 48*597410b8Schristosif test -x conf$$.file >/dev/null 2>&1; then 49*597410b8Schristos ac_executable_p="test -x" 50*597410b8Schristoselse 51*597410b8Schristos ac_executable_p="test -f" 52*597410b8Schristosfi 53*597410b8Schristosrm -f conf$$.file 54*597410b8Schristos 55*597410b8Schristos# Extract the first word of "$2", so it can be a program name with args. 56*597410b8Schristosset dummy $2; ac_word=[$]2 57*597410b8SchristosAC_MSG_CHECKING([for $ac_word]) 58*597410b8SchristosAC_CACHE_VAL(ac_cv_path_$1, 59*597410b8Schristos[case "[$]$1" in 60*597410b8Schristos [[\\/]]* | ?:[[\\/]]*) 61*597410b8Schristos ac_cv_path_$1="[$]$1" # Let the user override the test with a path. 62*597410b8Schristos ;; 63*597410b8Schristos *) 64*597410b8Schristos ac_save_IFS="$IFS"; IFS=$PATH_SEPARATOR 65*597410b8Schristos for ac_dir in ifelse([$5], , $PATH, [$5]); do 66*597410b8Schristos IFS="$ac_save_IFS" 67*597410b8Schristos test -z "$ac_dir" && ac_dir=. 68*597410b8Schristos for ac_exec_ext in '' $ac_executable_extensions; do 69*597410b8Schristos if $ac_executable_p "$ac_dir/$ac_word$ac_exec_ext"; then 70*597410b8Schristos if [$3]; then 71*597410b8Schristos ac_cv_path_$1="$ac_dir/$ac_word$ac_exec_ext" 72*597410b8Schristos break 2 73*597410b8Schristos fi 74*597410b8Schristos fi 75*597410b8Schristos done 76*597410b8Schristos done 77*597410b8Schristos IFS="$ac_save_IFS" 78*597410b8Schristosdnl If no 4th arg is given, leave the cache variable unset, 79*597410b8Schristosdnl so AC_PATH_PROGS will keep looking. 80*597410b8Schristosifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4" 81*597410b8Schristos])dnl 82*597410b8Schristos ;; 83*597410b8Schristosesac])dnl 84*597410b8Schristos$1="$ac_cv_path_$1" 85*597410b8Schristosif test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then 86*597410b8Schristos AC_MSG_RESULT([$]$1) 87*597410b8Schristoselse 88*597410b8Schristos AC_MSG_RESULT(no) 89*597410b8Schristosfi 90*597410b8SchristosAC_SUBST($1)dnl 91*597410b8Schristos]) 92