progtest.m4 2.9 KB

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  1. # progtest.m4 serial 6 (gettext-0.18)
  2. dnl Copyright (C) 1996-2003, 2005, 2008, 2009 Free Software Foundation, Inc.
  3. dnl This file is free software; the Free Software Foundation
  4. dnl gives unlimited permission to copy and/or distribute it,
  5. dnl with or without modifications, as long as this notice is preserved.
  6. dnl
  7. dnl This file can can be used in projects which are not available under
  8. dnl the GNU General Public License or the GNU Library General Public
  9. dnl License but which still want to provide support for the GNU gettext
  10. dnl functionality.
  11. dnl Please note that the actual code of the GNU gettext library is covered
  12. dnl by the GNU Library General Public License, and the rest of the GNU
  13. dnl gettext package package is covered by the GNU General Public License.
  14. dnl They are *not* in the public domain.
  15. dnl Authors:
  16. dnl Ulrich Drepper <drepper@cygnus.com>, 1996.
  17. AC_PREREQ([2.50])
  18. # Search path for a program which passes the given test.
  19. dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR,
  20. dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]])
  21. AC_DEFUN([AM_PATH_PROG_WITH_TEST],
  22. [
  23. # Prepare PATH_SEPARATOR.
  24. # The user is always right.
  25. if test "${PATH_SEPARATOR+set}" != set; then
  26. echo "#! /bin/sh" >conf$$.sh
  27. echo "exit 0" >>conf$$.sh
  28. chmod +x conf$$.sh
  29. if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
  30. PATH_SEPARATOR=';'
  31. else
  32. PATH_SEPARATOR=:
  33. fi
  34. rm -f conf$$.sh
  35. fi
  36. # Find out how to test for executable files. Don't use a zero-byte file,
  37. # as systems may use methods other than mode bits to determine executability.
  38. cat >conf$$.file <<_ASEOF
  39. #! /bin/sh
  40. exit 0
  41. _ASEOF
  42. chmod +x conf$$.file
  43. if test -x conf$$.file >/dev/null 2>&1; then
  44. ac_executable_p="test -x"
  45. else
  46. ac_executable_p="test -f"
  47. fi
  48. rm -f conf$$.file
  49. # Extract the first word of "$2", so it can be a program name with args.
  50. set dummy $2; ac_word=[$]2
  51. AC_MSG_CHECKING([for $ac_word])
  52. AC_CACHE_VAL([ac_cv_path_$1],
  53. [case "[$]$1" in
  54. [[\\/]]* | ?:[[\\/]]*)
  55. ac_cv_path_$1="[$]$1" # Let the user override the test with a path.
  56. ;;
  57. *)
  58. ac_save_IFS="$IFS"; IFS=$PATH_SEPARATOR
  59. for ac_dir in ifelse([$5], , $PATH, [$5]); do
  60. IFS="$ac_save_IFS"
  61. test -z "$ac_dir" && ac_dir=.
  62. for ac_exec_ext in '' $ac_executable_extensions; do
  63. if $ac_executable_p "$ac_dir/$ac_word$ac_exec_ext"; then
  64. echo "$as_me: trying $ac_dir/$ac_word..." >&AS_MESSAGE_LOG_FD
  65. if [$3]; then
  66. ac_cv_path_$1="$ac_dir/$ac_word$ac_exec_ext"
  67. break 2
  68. fi
  69. fi
  70. done
  71. done
  72. IFS="$ac_save_IFS"
  73. dnl If no 4th arg is given, leave the cache variable unset,
  74. dnl so AC_PATH_PROGS will keep looking.
  75. ifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4"
  76. ])dnl
  77. ;;
  78. esac])dnl
  79. $1="$ac_cv_path_$1"
  80. if test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then
  81. AC_MSG_RESULT([$][$1])
  82. else
  83. AC_MSG_RESULT([no])
  84. fi
  85. AC_SUBST([$1])dnl
  86. ])