docs/aclocal.m4

   1 dnl (C) 2003-2004 Jelmer Vernooij <jelmer@samba.org>
   2 dnl Published under the GNU GPL
   3 dnl
   4 dnl DOCS_DEFINE_TARGET
   5 dnl arg1: Target that is defined
   6 dnl arg2: Requirement
   7 dnl arg3: Official name
   8 dnl arg4: Makefile target name
   9
  10 AC_DEFUN(DOCS_DEFINE_TARGET, [
  11         if test "x$$1_REQUIRES" = x; then
  12                 $1_REQUIRES="$$2_REQUIRES"
  13         else
  14                 $1_REQUIRES="$$1_REQUIRES $$2_REQUIRES"
  15         fi
  16
  17         if test x"$$1_REQUIRES" = x; then
  18                 TARGETS="$TARGETS $4"
  19         else
  20                 AC_MSG_RESULT([Building the $3 requires : $$1_REQUIRES])
  21         fi
  22 ])
  23
  24 dnl DOCS_TARGET_REQUIRE_PROGRAM
  25 dnl arg1: program variable
  26 dnl arg2: program executable name
  27 dnl arg3: target that requires it
  28
  29 AC_DEFUN(DOCS_TARGET_REQUIRE_PROGRAM, [
  30         AC_CHECK_PROGS([$1], [$2])
  31         if test x"$$1" = x; then
  32                 if test x"$$3_REQUIRES" = x; then
  33                         $3_REQUIRES="$2"
  34                 else
  35                         $3_REQUIRES="$$3_REQUIRES $2"
  36                 fi
  37         fi
  38 ])
  39
  40 dnl DOCS_TARGET_REQUIRE_DIR
  41 dnl arg1: list of possible paths
  42 dnl arg2: file in dir know to exist
  43 dnl arg3: variable to store found path in
  44 dnl arg4: target that requires it
  45
  46 AC_DEFUN(DOCS_TARGET_REQUIRE_DIR, [
  47     AC_MSG_CHECKING([for $2])
  48         AC_SUBST($3)
  49         for I in $1;
  50         do
  51                 test -f "$I/$2" && $3="$I"
  52         done
  53
  54         if test x$$3 = x; then
  55                 if test x"$$4_REQUIRES" = x; then
  56                         $4_REQUIRES="$3"
  57                 else
  58                         $4_REQUIRES="$$4_REQUIRES $3"
  59                 fi
  60                 AC_MSG_RESULT([not found])
  61         else
  62                 AC_MSG_RESULT([found in $$3])
  63         fi
  64 ])