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     5         kx # progtest.m4 serial 7 (gettext-0.18.2)
     5         kx dnl Copyright (C) 1996-2003, 2005, 2008-2016 Free Software Foundation, Inc.
     5         kx dnl This file is free software; the Free Software Foundation
     5         kx dnl gives unlimited permission to copy and/or distribute it,
     5         kx dnl with or without modifications, as long as this notice is preserved.
     5         kx dnl
     5         kx dnl This file can be used in projects which are not available under
     5         kx dnl the GNU General Public License or the GNU Library General Public
     5         kx dnl License but which still want to provide support for the GNU gettext
     5         kx dnl functionality.
     5         kx dnl Please note that the actual code of the GNU gettext library is covered
     5         kx dnl by the GNU Library General Public License, and the rest of the GNU
     5         kx dnl gettext package is covered by the GNU General Public License.
     5         kx dnl They are *not* in the public domain.
     5         kx 
     5         kx dnl Authors:
     5         kx dnl   Ulrich Drepper <drepper@cygnus.com>, 1996.
     5         kx 
     5         kx AC_PREREQ([2.50])
     5         kx 
     5         kx # Search path for a program which passes the given test.
     5         kx 
     5         kx dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR,
     5         kx dnl   TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]])
     5         kx AC_DEFUN([AM_PATH_PROG_WITH_TEST],
     5         kx [
     5         kx # Prepare PATH_SEPARATOR.
     5         kx # The user is always right.
     5         kx if test "${PATH_SEPARATOR+set}" != set; then
     5         kx   # Determine PATH_SEPARATOR by trying to find /bin/sh in a PATH which
     5         kx   # contains only /bin. Note that ksh looks also at the FPATH variable,
     5         kx   # so we have to set that as well for the test.
     5         kx   PATH_SEPARATOR=:
     5         kx   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \
     5         kx     && { (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \
     5         kx            || PATH_SEPARATOR=';'
     5         kx        }
     5         kx fi
     5         kx 
     5         kx # Find out how to test for executable files. Don't use a zero-byte file,
     5         kx # as systems may use methods other than mode bits to determine executability.
     5         kx cat >conf$$.file <<_ASEOF
     5         kx #! /bin/sh
     5         kx exit 0
     5         kx _ASEOF
     5         kx chmod +x conf$$.file
     5         kx if test -x conf$$.file >/dev/null 2>&1; then
     5         kx   ac_executable_p="test -x"
     5         kx else
     5         kx   ac_executable_p="test -f"
     5         kx fi
     5         kx rm -f conf$$.file
     5         kx 
     5         kx # Extract the first word of "$2", so it can be a program name with args.
     5         kx set dummy $2; ac_word=[$]2
     5         kx AC_MSG_CHECKING([for $ac_word])
     5         kx AC_CACHE_VAL([ac_cv_path_$1],
     5         kx [case "[$]$1" in
     5         kx   [[\\/]]* | ?:[[\\/]]*)
     5         kx     ac_cv_path_$1="[$]$1" # Let the user override the test with a path.
     5         kx     ;;
     5         kx   *)
     5         kx     ac_save_IFS="$IFS"; IFS=$PATH_SEPARATOR
     5         kx     for ac_dir in ifelse([$5], , $PATH, [$5]); do
     5         kx       IFS="$ac_save_IFS"
     5         kx       test -z "$ac_dir" && ac_dir=.
     5         kx       for ac_exec_ext in '' $ac_executable_extensions; do
     5         kx         if $ac_executable_p "$ac_dir/$ac_word$ac_exec_ext"; then
     5         kx           echo "$as_me: trying $ac_dir/$ac_word..." >&AS_MESSAGE_LOG_FD
     5         kx           if [$3]; then
     5         kx             ac_cv_path_$1="$ac_dir/$ac_word$ac_exec_ext"
     5         kx             break 2
     5         kx           fi
     5         kx         fi
     5         kx       done
     5         kx     done
     5         kx     IFS="$ac_save_IFS"
     5         kx dnl If no 4th arg is given, leave the cache variable unset,
     5         kx dnl so AC_PATH_PROGS will keep looking.
     5         kx ifelse([$4], , , [  test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4"
     5         kx ])dnl
     5         kx     ;;
     5         kx esac])dnl
     5         kx $1="$ac_cv_path_$1"
     5         kx if test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then
     5         kx   AC_MSG_RESULT([$][$1])
     5         kx else
     5         kx   AC_MSG_RESULT([no])
     5         kx fi
     5         kx AC_SUBST([$1])dnl
     5         kx ])