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_EXT_LIB_FROM_PKGCONFIG(name,pkg-config name,[ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND])
   8 dnl
   9 dnl SMB_INCLUDED_LIB_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 SMB_WRITE_MAKEVARS(file)
  18 dnl
  19 dnl SMB_WRITE_PERLVARS(file)
  20 dnl
  21 dnl #######################################################
  22 dnl ### And now the implementation                      ###
  23 dnl #######################################################
  24
  25 dnl SMB_SUBSYSTEM(name,obj_files,required_subsystems,cflags)
  26 AC_DEFUN([SMB_SUBSYSTEM],
  27 [
  28 MAKE_SETTINGS="$MAKE_SETTINGS
  29 $1_CFLAGS = $4
  30 $1_ENABLE = YES
  31 $1_OBJ_FILES = $2
  32 "
  33
  34 SMB_INFO_SUBSYSTEMS="$SMB_INFO_SUBSYSTEMS
  35 ###################################
  36 # Start Subsystem $1
  37 @<:@SUBSYSTEM::$1@:>@
  38 PRIVATE_DEPENDENCIES = $3
  39 CFLAGS = \$($1_CFLAGS)
  40 ENABLE = YES
  41 # End Subsystem $1
  42 ###################################
  43 "
  44 ])
  45
  46 dnl SMB_LIBRARY(name,obj_files,required_subsystems,cflags,ldflags)
  47 AC_DEFUN([SMB_LIBRARY],
  48 [
  49 MAKE_SETTINGS="$MAKE_SETTINGS
  50 $1_CFLAGS = $6
  51 $1_LDFLAGS = $7
  52 n1_ENABLE = YES
  53 $1_OBJ_FILES = $2
  54 "
  55
  56 SMB_INFO_LIBRARIES="$SMB_INFO_LIBRARIES
  57 ###################################
  58 # Start Library $1
  59 @<:@LIBRARY::$1@:>@
  60 PRIVATE_DEPENDENCIES = $3
  61 CFLAGS = \$($1_CFLAGS)
  62 LDFLAGS = \$($1_LDFLAGS)
  63 ENABLE = YES
  64 # End Library $1
  65 ###################################
  66 "
  67 ])
  68
  69 dnl SMB_EXT_LIB_FROM_PKGCONFIG(name,pkg-config name,[ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND])
  70 AC_DEFUN([SMB_EXT_LIB_FROM_PKGCONFIG],
  71 [
  72         dnl Figure out the correct variables and call SMB_EXT_LIB()
  73
  74         if test -z "$PKG_CONFIG"; then
  75                 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  76         fi
  77
  78         if test "$PKG_CONFIG" = "no" ; then
  79                 echo "*** The pkg-config script could not be found. Make sure it is"
  80                 echo "*** in your path, or set the PKG_CONFIG environment variable"
  81                 echo "*** to the full path to pkg-config."
  82                 echo "*** Or see http://pkg-config.freedesktop.org/ to get pkg-config."
  83                         ac_cv_$1_found=no
  84         else
  85                 if $PKG_CONFIG --atleast-pkgconfig-version 0.9.0; then
  86                         AC_MSG_CHECKING(for $2)
  87
  88                         if $PKG_CONFIG --exists '$2' ; then
  89                                 AC_MSG_RESULT(yes)
  90
  91                                 $1_CFLAGS="`$PKG_CONFIG --cflags '$2'`"
  92                                 OLD_CFLAGS="$CFLAGS"
  93                                 CFLAGS="$CFLAGS $$1_CFLAGS"
  94                                 AC_MSG_CHECKING([that the C compiler can use the $1_CFLAGS])
  95                                 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
  96                                         SMB_ENABLE($1, YES)
  97                                         AC_MSG_RESULT(yes),
  98                                         AC_MSG_RESULT(no),
  99                                         AC_MSG_WARN([cannot run when cross-compiling]))
 100                                 CFLAGS="$OLD_CFLAGS"
 101
 102                                 SMB_EXT_LIB($1,
 103                                         [`$PKG_CONFIG --libs-only-l '$2'`],
 104                                         [`$PKG_CONFIG --cflags-only-other '$2'`],
 105                                         [`$PKG_CONFIG --cflags-only-I '$2'`],
 106                                         [`$PKG_CONFIG --libs-only-other '$2'` `$PKG_CONFIG --libs-only-L '$2'`])
 107                                 ac_cv_$1_found=yes
 108
 109                         else
 110                                 AC_MSG_RESULT(no)
 111                                 $PKG_CONFIG --errors-to-stdout --print-errors '$2'
 112                                 ac_cv_$1_found=no
 113                         fi
 114                 else
 115                         echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
 116                         echo "*** See http://pkg-config.freedesktop.org/"
 117                         ac_cv_$1_found=no
 118                 fi
 119         fi
 120         if test x$ac_cv_$1_found = x"yes"; then
 121                 ifelse([$3], [], [echo -n ""], [$3])
 122         else
 123                 ifelse([$4], [], [
 124                           SMB_EXT_LIB($1)
 125                           SMB_ENABLE($1, NO)
 126                 ], [$4])
 127         fi
 128 ])
 129
 130 dnl SMB_INCLUDED_LIB_PKGCONFIG(name,pkg-config name,[ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND])
 131 AC_DEFUN([SMB_INCLUDED_LIB_PKGCONFIG],
 132 [
 133         AC_ARG_ENABLE([external-]translit($1,`A-Z',`a-z'),
 134                 AS_HELP_STRING([--enable-external-]translit($1,`A-Z',`a-z'), [Use external $1 instead of built-in (default=auto)]), [], [enableval=auto])
 135
 136         if test $enableval = yes -o $enableval = auto; then
 137                 SMB_EXT_LIB_FROM_PKGCONFIG([$1], [$2], [$3], [
 138                         if test $enableval = yes; then
 139                                 AC_MSG_ERROR([Unable to find external $1])
 140                         fi
 141                 ])
 142         else
 143                 ifelse([$4], [], [
 144                           SMB_EXT_LIB($1)
 145                           SMB_ENABLE($1, NO)
 146                 ], [$4])
 147         fi
 148 ])
 149
 150 dnl SMB_INCLUDE_MK(file)
 151 AC_DEFUN([SMB_INCLUDE_MK],
 152 [
 153 SMB_INFO_EXT_LIBS="$SMB_INFO_EXT_LIBS
 154 mkinclude $1
 155 "
 156 ])
 157
 158 dnl SMB_EXT_LIB(name,libs,cflags,cppflags,ldflags)
 159 AC_DEFUN([SMB_EXT_LIB],
 160 [
 161 MAKE_SETTINGS="$MAKE_SETTINGS
 162 $1_LIBS = $2
 163 $1_CFLAGS = $3
 164 $1_CPPFLAGS = $4
 165 $1_LDFLAGS = $5
 166 "
 167
 168 ])
 169
 170 dnl SMB_ENABLE(name,default_build)
 171 AC_DEFUN([SMB_ENABLE],
 172 [
 173         MAKE_SETTINGS="$MAKE_SETTINGS
 174 $1_ENABLE = $2
 175 "
 176 SMB_INFO_ENABLES="$SMB_INFO_ENABLES
 177 \$enabled{$1} = \"$2\";"
 178 ])
 179
 180 dnl SMB_MAKE_SETTINGS(text)
 181 AC_DEFUN([SMB_MAKE_SETTINGS],
 182 [
 183 MAKE_SETTINGS="$MAKE_SETTINGS
 184 $1
 185 "
 186 ])
 187
 188 dnl SMB_WRITE_MAKEVARS(path, skip_vars)
 189 AC_DEFUN([SMB_WRITE_MAKEVARS],
 190 [
 191 echo "configure: creating $1"
 192 cat >$1<<CEOF
 193 # $1 - Autogenerated by configure, DO NOT EDIT!
 194 $MAKE_SETTINGS
 195 CEOF
 196 skip_vars=" $2 "
 197 for ac_var in $ac_subst_vars
 198 do
 199     eval ac_val=\$$ac_var
 200         if echo "$skip_vars" | grep -v " $ac_var " >/dev/null 2>/dev/null; then
 201                 echo "$ac_var = $ac_val" >> $1
 202         fi
 203 done
 204 ])
 205
 206 dnl SMB_WRITE_PERLVARS(path)
 207 AC_DEFUN([SMB_WRITE_PERLVARS],
 208 [
 209 echo "configure: creating $1"
 210 cat >$1<<CEOF
 211 # config.pm - Autogenerate by configure. DO NOT EDIT!
 212
 213 package config;
 214 require Exporter;
 215 @ISA = qw(Exporter);
 216 @EXPORT_OK = qw(%enabled %config);
 217 use strict;
 218
 219 use vars qw(%enabled %config);
 220
 221 %config = (
 222 CEOF
 223
 224 for ac_var in $ac_subst_vars
 225 do
 226         eval ac_val=\$$ac_var
 227         # quote ' (\x27) inside '...' and make sure \ isn't eaten by shells, so use perl:
 228         QAC_VAL=$ac_val QAC_VAR=$ac_var perl -e '$myval="$ENV{QAC_VAL}"; $myval =~ s/\x27/\\\x27/g ; print $ENV{QAC_VAR}." => \x27$myval\x27,\n"' >> $1
 229 done
 230
 231 cat >>$1<<CEOF
 232 );
 233 $SMB_INFO_ENABLES
 234 1;
 235 CEOF
 236 ])
 237
 238 dnl SMB_BUILD_RUN(OUTPUT_FILE)
 239 AC_DEFUN([SMB_BUILD_RUN],
 240 [
 241 AC_OUTPUT_COMMANDS(
 242 [
 243 test "x$ac_abs_srcdir" != "x$ac_abs_builddir" && (
 244         cd $builddir;
 245         # NOTE: We *must* use -R so we don't follow symlinks (at least on BSD
 246         # systems).
 247         test -d heimdal || cp -R $srcdir/heimdal $builddir/
 248         test -d heimdal_build || cp -R $srcdir/heimdal_build $builddir/
 249         test -d build || builddir="$builddir" \
 250                         srcdir="$srcdir" \
 251                         $PERL ${srcdir}/script/buildtree.pl
 252  )
 253
 254 $PERL -I${builddir} -I${builddir}/build \
 255     -I${srcdir} -I${srcdir}/build \
 256     ${srcdir}/build/smb_build/main.pl --output=$1 main.mk || exit $?
 257 ],
 258 [
 259 srcdir="$srcdir"
 260 builddir="$builddir"
 261 PERL="$PERL"
 262
 263 export PERL
 264 export srcdir
 265 export builddir
 266 ])
 267 ])