1*463ae347Schristos# progtest.m4 serial 6 (gettext-0.18) 2*463ae347Schristosdnl Copyright (C) 1996-2003, 2005, 2008-2010 Free Software Foundation, Inc. 37f71b389Schristosdnl This file is free software; the Free Software Foundation 47f71b389Schristosdnl gives unlimited permission to copy and/or distribute it, 57f71b389Schristosdnl with or without modifications, as long as this notice is preserved. 63c3a7b76Schristosdnl 73c3a7b76Schristosdnl This file can can be used in projects which are not available under 83c3a7b76Schristosdnl the GNU General Public License or the GNU Library General Public 93c3a7b76Schristosdnl License but which still want to provide support for the GNU gettext 103c3a7b76Schristosdnl functionality. 113c3a7b76Schristosdnl Please note that the actual code of the GNU gettext library is covered 123c3a7b76Schristosdnl by the GNU Library General Public License, and the rest of the GNU 133c3a7b76Schristosdnl gettext package package is covered by the GNU General Public License. 143c3a7b76Schristosdnl They are *not* in the public domain. 153c3a7b76Schristos 163c3a7b76Schristosdnl Authors: 173c3a7b76Schristosdnl Ulrich Drepper <drepper@cygnus.com>, 1996. 183c3a7b76Schristos 197f71b389SchristosAC_PREREQ([2.50]) 207f71b389Schristos 213c3a7b76Schristos# Search path for a program which passes the given test. 223c3a7b76Schristos 233c3a7b76Schristosdnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR, 243c3a7b76Schristosdnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]]) 253c3a7b76SchristosAC_DEFUN([AM_PATH_PROG_WITH_TEST], 263c3a7b76Schristos[ 273c3a7b76Schristos# Prepare PATH_SEPARATOR. 283c3a7b76Schristos# The user is always right. 293c3a7b76Schristosif test "${PATH_SEPARATOR+set}" != set; then 30*463ae347Schristos echo "#! /bin/sh" >conf$$.sh 31*463ae347Schristos echo "exit 0" >>conf$$.sh 32*463ae347Schristos chmod +x conf$$.sh 33*463ae347Schristos if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then 34*463ae347Schristos PATH_SEPARATOR=';' 35*463ae347Schristos else 363c3a7b76Schristos PATH_SEPARATOR=: 37*463ae347Schristos fi 38*463ae347Schristos rm -f conf$$.sh 393c3a7b76Schristosfi 403c3a7b76Schristos 413c3a7b76Schristos# Find out how to test for executable files. Don't use a zero-byte file, 423c3a7b76Schristos# as systems may use methods other than mode bits to determine executability. 433c3a7b76Schristoscat >conf$$.file <<_ASEOF 443c3a7b76Schristos#! /bin/sh 453c3a7b76Schristosexit 0 463c3a7b76Schristos_ASEOF 473c3a7b76Schristoschmod +x conf$$.file 483c3a7b76Schristosif test -x conf$$.file >/dev/null 2>&1; then 493c3a7b76Schristos ac_executable_p="test -x" 503c3a7b76Schristoselse 513c3a7b76Schristos ac_executable_p="test -f" 523c3a7b76Schristosfi 533c3a7b76Schristosrm -f conf$$.file 543c3a7b76Schristos 553c3a7b76Schristos# Extract the first word of "$2", so it can be a program name with args. 563c3a7b76Schristosset dummy $2; ac_word=[$]2 573c3a7b76SchristosAC_MSG_CHECKING([for $ac_word]) 587f71b389SchristosAC_CACHE_VAL([ac_cv_path_$1], 593c3a7b76Schristos[case "[$]$1" in 603c3a7b76Schristos [[\\/]]* | ?:[[\\/]]*) 613c3a7b76Schristos ac_cv_path_$1="[$]$1" # Let the user override the test with a path. 623c3a7b76Schristos ;; 633c3a7b76Schristos *) 643c3a7b76Schristos ac_save_IFS="$IFS"; IFS=$PATH_SEPARATOR 653c3a7b76Schristos for ac_dir in ifelse([$5], , $PATH, [$5]); do 663c3a7b76Schristos IFS="$ac_save_IFS" 673c3a7b76Schristos test -z "$ac_dir" && ac_dir=. 683c3a7b76Schristos for ac_exec_ext in '' $ac_executable_extensions; do 693c3a7b76Schristos if $ac_executable_p "$ac_dir/$ac_word$ac_exec_ext"; then 707f71b389Schristos echo "$as_me: trying $ac_dir/$ac_word..." >&AS_MESSAGE_LOG_FD 713c3a7b76Schristos if [$3]; then 723c3a7b76Schristos ac_cv_path_$1="$ac_dir/$ac_word$ac_exec_ext" 733c3a7b76Schristos break 2 743c3a7b76Schristos fi 753c3a7b76Schristos fi 763c3a7b76Schristos done 773c3a7b76Schristos done 783c3a7b76Schristos IFS="$ac_save_IFS" 793c3a7b76Schristosdnl If no 4th arg is given, leave the cache variable unset, 803c3a7b76Schristosdnl so AC_PATH_PROGS will keep looking. 813c3a7b76Schristosifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4" 823c3a7b76Schristos])dnl 833c3a7b76Schristos ;; 843c3a7b76Schristosesac])dnl 853c3a7b76Schristos$1="$ac_cv_path_$1" 863c3a7b76Schristosif test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then 877f71b389Schristos AC_MSG_RESULT([$][$1]) 883c3a7b76Schristoselse 897f71b389Schristos AC_MSG_RESULT([no]) 903c3a7b76Schristosfi 917f71b389SchristosAC_SUBST([$1])dnl 923c3a7b76Schristos]) 93