ghc/aclocal.m4

   1 # FP_SETUP_PROJECT_INFO
   2 # ---------------------
   3 AC_DEFUN([FP_SETUP_PROJECT_INFO],
   4 [# Some renamings
   5 AC_SUBST([ProjectName], [$PACKAGE_NAME])
   6 AC_SUBST([ProjectNameShort], [$PACKAGE_TARNAME])
   7 AC_SUBST([ProjectVersion], [$PACKAGE_VERSION])
   8
   9 # Split PACKAGE_VERSION into (possibly empty) parts
  10 VERSION_MAJOR=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
  11 VERSION_TMP=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
  12 VERSION_MINOR=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
  13 ProjectPatchLevel=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
  14
  15 # Calculate project version as an integer, using 2 digits for minor version
  16 case $VERSION_MINOR in
  17   ?) ProjectVersionInt=${VERSION_MAJOR}0${VERSION_MINOR} ;;
  18   ??) ProjectVersionInt=${VERSION_MAJOR}${VERSION_MINOR} ;;
  19   *) AC_MSG_ERROR([bad minor version in $PACKAGE_VERSION]) ;;
  20 esac
  21 AC_SUBST([ProjectVersionInt])
  22
  23 # The project patchlevel is zero unless stated otherwise
  24 test -z "$ProjectPatchLevel" && ProjectPatchLevel=0
  25 AC_SUBST([ProjectPatchLevel])
  26 ])# FP_SETUP_PROJECT_INFO
  27
  28
  29 # FP_PROG_GHC_PKG
  30 # ----------------
  31 # Try to find a ghc-pkg matching the ghc mentioned in the environment variable
  32 # WithGhc. If the latter is unset or no matching ghc-pkg can be found, try to
  33 # find a plain ghc-pkg. Sets the output variable GhcPkgCmd.
  34 AC_DEFUN([FP_PROG_GHC_PKG],
  35 [AC_CACHE_CHECK([for ghc-pkg matching $WithGhc], fp_cv_matching_ghc_pkg,
  36 [fp_ghc_pkg_guess=`echo $WithGhc | sed 's,ghc\(@<:@^/\\@:>@*\)$,ghc-pkg\1,'`
  37 if "$fp_ghc_pkg_guess" -l > /dev/null 2>&1; then
  38   fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess
  39 else
  40   fp_cv_matching_ghc_pkg=no
  41 fi])
  42 if test x"$fp_cv_matching_ghc_pkg" = xno; then
  43   AC_PATH_PROG([GhcPkgCmd], [ghc-pkg])
  44 else
  45   GhcPkgCmd=$fp_cv_matching_ghc_pkg
  46 fi])# FP_PROG_GHC_PKG
  47
  48
  49 # FP_GHC_HAS_READLINE
  50 # -------------------
  51 AC_DEFUN(FP_GHC_HAS_READLINE,
  52 [AC_REQUIRE([FP_PROG_GHC_PKG])
  53 AC_CACHE_CHECK([whether ghc has readline package], [fp_cv_ghc_has_readline],
  54 [if "${GhcPkgCmd-ghc-pkg}" --show-package readline >/dev/null 2>&1; then
  55   fp_cv_ghc_has_readline=yes
  56 else
  57   fp_cv_ghc_has_readline=no
  58  fi])
  59 AC_SUBST([GhcHasReadline], [`echo $fp_cv_ghc_has_readline | sed 'y/yesno/YESNO/'`])
  60 ])# FP_GHC_HAS_READLINE