r14950: make sure include/config.h is only updated when the content was changed
[jelmer/samba4-debian.git] / source / configure.in
1 dnl -*- mode: m4-mode -*-
2 dnl Process this file with autoconf to produce a configure script.
3
4 dnl disabled 2.53 requirement - we do work with 2.52 on suse 7.3 for example
5 dnl AC_PREREQ(2.53)
6
7 AC_INIT([samba],[],[samba-technical@samba.org])
8
9 AC_CONFIG_SRCDIR([include/includes.h])
10 AC_CONFIG_HEADER(include/config_tmp.h)
11
12 # Configuration rules.
13 sinclude(build/m4/env.m4)
14 sinclude(build/m4/rewrite.m4)
15 sinclude(lib/replace/config.m4)
16 sinclude(lib/replace/win32/config.m4)
17 sinclude(lib/replace/repdir/config.m4)
18 sinclude(heimdal_build/config.m4)
19 sinclude(lib/popt/config.m4)
20 sinclude(lib/charset/config.m4)
21 sinclude(lib/socket/config.m4)
22 sinclude(lib/netif/config.m4)
23 sinclude(lib/talloc/config.m4)
24 sinclude(lib/tdb/config.m4)
25 sinclude(lib/ldb/sqlite3.m4)
26 sinclude(lib/ldb/config.m4)
27 sinclude(lib/tls/config.m4)
28 sinclude(lib/events/config.m4)
29 sinclude(lib/cmdline/config.m4)
30
31 dnl disabled until we support external heimdal again
32 dnl sinclude(auth/kerberos/config.m4)
33
34 sinclude(auth/gensec/config.m4)
35 sinclude(libcli/config.m4)
36 sinclude(smbd/process_model.m4)
37 sinclude(lib/registry/config.m4)
38 sinclude(scripting/swig/config.m4)
39 sinclude(gtk/config.m4)
40 sinclude(ntvfs/posix/config.m4)
41 sinclude(lib/socket_wrapper/config.m4)
42 sinclude(web_server/config.m4)
43 sinclude(auth/config.m4)
44 sinclude(kdc/config.m4)
45 sinclude(ntvfs/sysdep/config.m4)
46
47 AC_ARG_ENABLE(dso,
48 [  --enable-dso                 Enable building internal libraries as DSO's (experimental)],
49 [ if test x$enable_dso != xyes; then
50         BLDSHARED=false
51   fi], 
52 [BLDSHARED=false])
53
54 #################################################
55 # add *_CFLAGS only for the real build
56 CFLAGS="${CFLAGS} ${DEVELOPER_CFLAGS}"
57
58 #################################################
59 # final configure stuff
60
61 AC_MSG_CHECKING([configure summary])
62 AC_TRY_RUN([#include "${srcdir-.}/build/tests/summary.c"],
63            AC_MSG_RESULT(yes),
64            AC_MSG_ERROR([summary failure. Aborting config]); exit 1;,
65            AC_MSG_WARN([cannot run when cross-compiling]))
66
67 LIBS=`echo $LIBS | sed -e 's/ *//g'`
68 if test x"$LIBS" != x""; then
69         echo "LIBS: $LIBS"
70         AC_MSG_WARN([the global \$LIBS variable contains some libraries!])
71         AC_MSG_WARN([this should not happen, please report to samba-technical@lists.samba.org!])
72         AC_MSG_ERROR([only _EXT macros from aclocal.m4 should be used!])
73 fi
74
75 dnl Remove -L/usr/lib/? from LDFLAGS and LIBS
76 LIB_REMOVE_USR_LIB(LDFLAGS)
77 LIB_REMOVE_USR_LIB(LIBS)
78
79 dnl Remove -I/usr/include/? from CFLAGS and CPPFLAGS
80 CFLAGS_REMOVE_USR_INCLUDE(CFLAGS)
81 CFLAGS_REMOVE_USR_INCLUDE(CPPFLAGS)
82
83 AC_SUBST(ac_default_prefix)
84
85 echo "configure: creating config.pm"
86 cat >config.pm<<CEOF
87 # config.pm - Autogenerate by configure. DO NOT EDIT!
88
89 package config;
90 require Exporter;
91 @ISA = qw(Exporter);
92 @EXPORT_OK = qw(%enabled %config);
93 use strict;
94
95 use vars qw(%enabled %config);
96
97 %config = (AC_FOREACH([AC_Var], m4_defn([_AC_SUBST_VARS]), [
98         AC_Var => '$AC_Var',])
99 );
100
101 $SMB_INFO_ENABLES
102 1;
103 CEOF
104
105 echo "configure: creating config.mk"
106 cat >config.mk<<CEOF
107 # config.mk - Autogenerated by configure, DO NOT EDIT!
108 $SMB_INFO_EXT_LIBS
109 $SMB_INFO_SUBSYSTEMS
110 $SMB_INFO_LIBRARIES
111 CEOF
112
113 cmp include/config_tmp.h include/config.h >/dev/null 2>&1
114 CMP_RET=$?
115 if [ $CMP_RET != 0 ];then
116         cp include/config_tmp.h include/config.h
117 fi
118
119 AC_OUTPUT_COMMANDS(
120 [$PERL -I${builddir} -I${srcdir} -I${srcdir}/build ${srcdir}/build/smb_build/main.pl || exit $?],[
121 PERL="$PERL";export PERL;export srcdir; export builddir;
122 ])
123 AC_OUTPUT