1# progtest.m4 serial 6 (gettext-0.18)
2dnl Copyright (C) 1996-2003, 2005, 2008-2010 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved.
6dnl
7dnl This file can can be used in projects which are not available under
8dnl the GNU General Public License or the GNU Library General Public
9dnl License but which still want to provide support for the GNU gettext
10dnl functionality.
11dnl Please note that the actual code of the GNU gettext library is covered
12dnl by the GNU Library General Public License, and the rest of the GNU
13dnl gettext package package is covered by the GNU General Public License.
14dnl They are *not* in the public domain.
15
16dnl Authors:
17dnl   Ulrich Drepper <drepper@cygnus.com>, 1996.
18
19AC_PREREQ([2.50])
20
21# Search path for a program which passes the given test.
22
23dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR,
24dnl   TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]])
25AC_DEFUN([AM_PATH_PROG_WITH_TEST],
26[
27# Prepare PATH_SEPARATOR.
28# The user is always right.
29if test "${PATH_SEPARATOR+set}" != set; then
30  echo "#! /bin/sh" >conf$$.sh
31  echo  "exit 0"   >>conf$$.sh
32  chmod +x conf$$.sh
33  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
34    PATH_SEPARATOR=';'
35  else
36    PATH_SEPARATOR=:
37  fi
38  rm -f conf$$.sh
39fi
40
41# Find out how to test for executable files. Don't use a zero-byte file,
42# as systems may use methods other than mode bits to determine executability.
43cat >conf$$.file <<_ASEOF
44#! /bin/sh
45exit 0
46_ASEOF
47chmod +x conf$$.file
48if test -x conf$$.file >/dev/null 2>&1; then
49  ac_executable_p="test -x"
50else
51  ac_executable_p="test -f"
52fi
53rm -f conf$$.file
54
55# Extract the first word of "$2", so it can be a program name with args.
56set dummy $2; ac_word=[$]2
57AC_MSG_CHECKING([for $ac_word])
58AC_CACHE_VAL([ac_cv_path_$1],
59[case "[$]$1" in
60  [[\\/]]* | ?:[[\\/]]*)
61    ac_cv_path_$1="[$]$1" # Let the user override the test with a path.
62    ;;
63  *)
64    ac_save_IFS="$IFS"; IFS=$PATH_SEPARATOR
65    for ac_dir in ifelse([$5], , $PATH, [$5]); do
66      IFS="$ac_save_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="$ac_save_IFS"
79dnl If no 4th arg is given, leave the cache variable unset,
80dnl so AC_PATH_PROGS will keep looking.
81ifelse([$4], , , [  test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4"
82])dnl
83    ;;
84esac])dnl
85$1="$ac_cv_path_$1"
86if test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then
87  AC_MSG_RESULT([$][$1])
88else
89  AC_MSG_RESULT([no])
90fi
91AC_SUBST([$1])dnl
92])
93