progtest.m4 (3091B)
1 # progtest.m4 2 # serial 10 (gettext-0.23) 3 dnl Copyright (C) 1996-2003, 2005, 2008-2024 Free Software Foundation, Inc. 4 dnl This file is free software; the Free Software Foundation 5 dnl gives unlimited permission to copy and/or distribute it, 6 dnl with or without modifications, as long as this notice is preserved. 7 dnl 8 dnl This file can be used in projects which are not available under 9 dnl the GNU General Public License or the GNU Lesser General Public 10 dnl License but which still want to provide support for the GNU gettext 11 dnl functionality. 12 dnl Please note that the actual code of the GNU gettext library is covered 13 dnl by the GNU Lesser General Public License, and the rest of the GNU 14 dnl gettext package is covered by the GNU General Public License. 15 dnl They are *not* in the public domain. 16 17 dnl Authors: 18 dnl Ulrich Drepper <drepper@cygnus.com>, 1996. 19 20 AC_PREREQ([2.53]) 21 22 # Search path for a program which passes the given test. 23 24 dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR, 25 dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]]) 26 AC_DEFUN([AM_PATH_PROG_WITH_TEST], 27 [ 28 # Prepare PATH_SEPARATOR. 29 # The user is always right. 30 if test "${PATH_SEPARATOR+set}" != set; then 31 # Determine PATH_SEPARATOR by trying to find /bin/sh in a PATH which 32 # contains only /bin. Note that ksh looks also at the FPATH variable, 33 # so we have to set that as well for the test. 34 PATH_SEPARATOR=: 35 (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \ 36 && { (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \ 37 || PATH_SEPARATOR=';' 38 } 39 fi 40 41 # Find out how to test for executable files. Don't use a zero-byte file, 42 # as systems may use methods other than mode bits to determine executability. 43 cat >conf$$.file <<_ASEOF 44 #! /bin/sh 45 exit 0 46 _ASEOF 47 chmod +x conf$$.file 48 if test -x conf$$.file >/dev/null 2>&1; then 49 ac_executable_p="test -x" 50 else 51 ac_executable_p="test -f" 52 fi 53 rm -f conf$$.file 54 55 # Extract the first word of "$2", so it can be a program name with args. 56 set dummy $2; ac_word=[$]2 57 AC_MSG_CHECKING([for $ac_word]) 58 AC_CACHE_VAL([ac_cv_path_$1], 59 [case "[$]$1" in 60 [[\\/]]* | ?:[[\\/]]*) 61 ac_cv_path_$1="[$]$1" # Let the user override the test with a path. 62 ;; 63 *) 64 gt_saved_IFS="$IFS"; IFS=$PATH_SEPARATOR 65 for ac_dir in m4_if([$5], , $PATH, [$5]); do 66 IFS="$gt_saved_IFS" 67 test -z "$ac_dir" && ac_dir=. 68 for ac_exec_ext in '' $ac_executable_extensions; do 69 if $ac_executable_p "$ac_dir/$ac_word$ac_exec_ext"; then 70 echo "$as_me: trying $ac_dir/$ac_word..." >&AS_MESSAGE_LOG_FD 71 if [$3]; then 72 ac_cv_path_$1="$ac_dir/$ac_word$ac_exec_ext" 73 break 2 74 fi 75 fi 76 done 77 done 78 IFS="$gt_saved_IFS" 79 dnl If no 4th arg is given, leave the cache variable unset, 80 dnl so AC_PATH_PROGS will keep looking. 81 m4_if([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4" 82 ])dnl 83 ;; 84 esac])dnl 85 $1="$ac_cv_path_$1" 86 if test m4_if([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then 87 AC_MSG_RESULT([$][$1]) 88 else 89 AC_MSG_RESULT([no]) 90 fi 91 AC_SUBST([$1])dnl 92 ])