m4/autotest.m4

   1 dnl Copyright © 2015 Nick Bowler
   2 dnl
   3 dnl Macro to find an working autotest installation.
   4 dnl
   5 dnl License WTFPL2: Do What The Fuck You Want To Public License, version 2.
   6 dnl This is free software: you are free to do what the fuck you want to.
   7 dnl There is NO WARRANTY, to the extent permitted by law.
   8
   9 m4_define([_DX_PROG_AUTOTEST_SRC], [cat >conftest.at <<'EOF'
  10 m4@&t@_define(@<:@AT_PACKAGE_STRING@:>@,    @<:@AC_PACKAGE_STRING@:>@)
  11 m4@&t@_define(@<:@AT_PACKAGE_BUGREPORT@:>@, @<:@AC_PACKAGE_BUGREPORT@:>@)
  12 AT_INIT
  13 EOF])
  14
  15 m4_define([_DX_PROG_AUTOTEST_CHECK_OUT],
  16   [AS_IF([$FGREP "$PACKAGE_STRING" conftest.out >/dev/null 2>&1],
  17     [DX_DO([dx_cv_autotest_works=yes],
  18       [AS_VAR_SET([dx_cv_autotest_cmd], ["$1"])])])])
  19
  20 m4_define([_DX_PROG_AUTOTEST_CHECK_CMD],
  21   [AS_IF([test x"$dx_cv_autotest_cmd" = x"false"],
  22     [AS_IF([AC_RUN_LOG([$1 conftest.at >conftest.sh])],
  23       [AS_IF([AC_RUN_LOG([$SHELL conftest.sh --version >conftest.out])],
  24         [_DX_PROG_AUTOTEST_CHECK_OUT($@)])])])])
  25
  26 m4_define([_DX_PROG_AUTOTEST_SET_VAR],
  27   [DX_DO([AC_CACHE_CHECK([for autotest], [dx_cv_autotest_cmd],
  28             [AS_VAR_SET_IF([AUTOTEST],
  29               [dx_cv_autotest_cmd=$AUTOTEST],
  30               [DX_DO([dx_cv_autotest_works=no dx_cv_autotest_cmd=false],
  31                 [AS_VAR_SET_IF([AUTOTEST],
  32                   [_DX_PROG_AUTOTEST_CHECK_CMD([$AUTOTEST])])],
  33                 [AS_VAR_SET_IF([AUTOM4TE],
  34                   [_DX_PROG_AUTOTEST_CHECK_CMD([$AUTOM4TE -l autotest])])],
  35                 [_DX_PROG_AUTOTEST_CHECK_CMD([autom4te -l autotest])])])])],
  36     [AUTOTEST=$dx_cv_autotest_cmd])])
  37
  38 AC_DEFUN([DX_PROG_AUTOTEST],
  39   [m4_do([AC_REQUIRE([AC_PROG_FGREP])],
  40     [AC_ARG_VAR([AUTOTEST], [command to compile autotest programs])],
  41     [DX_DO([_DX_PROG_AUTOTEST_SRC],
  42       [_DX_PROG_AUTOTEST_SET_VAR],
  43       [AC_CACHE_CHECK([whether autotest works],
  44         [dx_cv_autotest_works],
  45         [DX_DO([dx_cv_autotest_works=no],
  46           [_DX_PROG_AUTOTEST_CHECK_CMD([$AUTOTEST])])])])],
  47     [AC_SUBST([AUTOTEST])])])