source4/build/m4/public.m4

   1 dnl SMB Build System
   2 dnl ----------------
   3 dnl Copyright (C) 2004 Stefan Metzmacher
   4 dnl Copyright (C) 2004-2005 Jelmer Vernooij
   5 dnl Published under the GPL
   6 dnl
   7 dnl SMB_SUBSYSTEM(name,obj_files,required_subsystems)
   8 dnl
   9 dnl SMB_EXT_LIB_FROM_PKGCONFIG(name,pkg-config name,[ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND])
  10 dnl
  11 dnl SMB_EXT_LIB(name,libs,cflags,cppflags,ldflags)
  12 dnl
  13 dnl SMB_ENABLE(name,default_build)
  14 dnl
  15 dnl SMB_INCLUDE_MK(file)
  16 dnl
  17 dnl #######################################################
  18 dnl ### And now the implementation                      ###
  19 dnl #######################################################
  20
  21 dnl SMB_SUBSYSTEM(name,obj_files,required_subsystems,cflags)
  22 AC_DEFUN([SMB_SUBSYSTEM],
  23 [
  24 MAKE_SETTINGS="$MAKE_SETTINGS
  25 $1_OBJ_FILES = $2
  26 $1_CFLAGS = $4
  27 $1_ENABLE = YES
  28 "
  29
  30 SMB_INFO_SUBSYSTEMS="$SMB_INFO_SUBSYSTEMS
  31 ###################################
  32 # Start Subsystem $1
  33 @<:@SUBSYSTEM::$1@:>@
  34 PRIVATE_DEPENDENCIES = $3
  35 CFLAGS = \$($1_CFLAGS)
  36 ENABLE = YES
  37 # End Subsystem $1
  38 ###################################
  39 "
  40 ])
  41
  42 dnl SMB_LIBRARY(name,obj_files,required_subsystems,cflags,ldflags)
  43 AC_DEFUN([SMB_LIBRARY],
  44 [
  45 MAKE_SETTINGS="$MAKE_SETTINGS
  46 $1_OBJ_FILES = $2
  47 $1_CFLAGS = $4
  48 $1_LDFLAGS = $5
  49 $1_ENABLE = YES
  50 "
  51
  52 SMB_INFO_LIBRARIES="$SMB_INFO_LIBRARIES
  53 ###################################
  54 # Start Library $1
  55 @<:@LIBRARY::$1@:>@
  56 PRIVATE_DEPENDENCIES = $3
  57 CFLAGS = \$($1_CFLAGS)
  58 LDFLAGS = \$($1_LDFLAGS)
  59 ENABLE = YES
  60 # End Library $1
  61 ###################################
  62 "
  63 ])
  64
  65 dnl SMB_EXT_LIB_FROM_PKGCONFIG(name,pkg-config name,[ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND])
  66 AC_DEFUN([SMB_EXT_LIB_FROM_PKGCONFIG],
  67 [
  68         dnl Figure out the correct variables and call SMB_EXT_LIB()
  69
  70         if test -z "$PKG_CONFIG"; then
  71                 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  72         fi
  73
  74         if test "$PKG_CONFIG" = "no" ; then
  75                 echo "*** The pkg-config script could not be found. Make sure it is"
  76                 echo "*** in your path, or set the PKG_CONFIG environment variable"
  77                 echo "*** to the full path to pkg-config."
  78                 echo "*** Or see http://pkg-config.freedesktop.org/ to get pkg-config."
  79                         ac_cv_$1_found=no
  80         else
  81                 if $PKG_CONFIG --atleast-pkgconfig-version 0.9.0; then
  82                         AC_MSG_CHECKING(for $2)
  83
  84                         if $PKG_CONFIG --exists '$2' ; then
  85                                 AC_MSG_RESULT(yes)
  86
  87                                 $1_CFLAGS="`$PKG_CONFIG --cflags '$2'`"
  88                                 OLD_CFLAGS="$CFLAGS"
  89                                 CFLAGS="$CFLAGS $$1_CFLAGS"
  90                                 AC_MSG_CHECKING([that the C compiler can use the $1_CFLAGS])
  91                                 AC_TRY_RUN([#include "${srcdir-.}/build/tests/trivial.c"],
  92                                         SMB_ENABLE($1, YES)
  93                                         AC_MSG_RESULT(yes),
  94                                         AC_MSG_RESULT(no),
  95                                         AC_MSG_WARN([cannot run when cross-compiling]))
  96                                 CFLAGS="$OLD_CFLAGS"
  97
  98                                 SMB_EXT_LIB($1,
  99                                         [`$PKG_CONFIG --libs-only-l '$2'`],
 100                                         [`$PKG_CONFIG --cflags-only-other '$2'`],
 101                                         [`$PKG_CONFIG --cflags-only-I '$2'`],
 102                                         [`$PKG_CONFIG --libs-only-other '$2'` `$PKG_CONFIG --libs-only-L '$2'`])
 103                                 ac_cv_$1_found=yes
 104
 105                         else
 106                                 AC_MSG_RESULT(no)
 107                                 $PKG_CONFIG --errors-to-stdout --print-errors '$2'
 108                                 ac_cv_$1_found=no
 109                         fi
 110                 else
 111                         echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
 112                         echo "*** See http://pkg-config.freedesktop.org/"
 113                         ac_cv_$1_found=no
 114                 fi
 115         fi
 116         if test x$ac_cv_$1_found = x"yes"; then
 117                 ifelse([$3], [], [echo -n ""], [$3])
 118         else
 119                 ifelse([$4], [], [
 120                           SMB_EXT_LIB($1)
 121                           SMB_ENABLE($1, NO)
 122                 ], [$4])
 123         fi
 124 ])
 125
 126 dnl SMB_INCLUDE_MK(file)
 127 AC_DEFUN([SMB_INCLUDE_MK],
 128 [
 129 SMB_INFO_EXT_LIBS="$SMB_INFO_EXT_LIBS
 130 mkinclude $1
 131 "
 132 ])
 133
 134 dnl SMB_EXT_LIB(name,libs,cflags,cppflags,ldflags)
 135 AC_DEFUN([SMB_EXT_LIB],
 136 [
 137 MAKE_SETTINGS="$MAKE_SETTINGS
 138 $1_LIBS = $2
 139 $1_CFLAGS = $3
 140 $1_CPPFLAGS = $4
 141 $1_LDFLAGS = $5
 142 "
 143
 144 ])
 145
 146 dnl SMB_ENABLE(name,default_build)
 147 AC_DEFUN([SMB_ENABLE],
 148 [
 149         MAKE_SETTINGS="$MAKE_SETTINGS
 150 $1_ENABLE = $2
 151 "
 152 SMB_INFO_ENABLES="$SMB_INFO_ENABLES
 153 \$enabled{$1} = \"$2\";"
 154 ])