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