waf: Rename some BUNDLED_ functios to PRIVATE_.
[nivanova/samba-autobuild/.git] / buildtools / wafsamba / wscript
index dbe06f24777459e307563184efef3547cbbe3b35..d705216ba7530942719a9b804d98d749a5dc7cc3 100644 (file)
 
 # this is a base set of waf rules that everything else pulls in first
 
-import sys, wafsamba
+import sys, wafsamba, Configure
 import Options, os, preproc
 from samba_utils import *
+from optparse import SUPPRESS_HELP
+
+# this forces configure to be re-run if any of the configure
+# sections of the build scripts change. We have to check
+# for this in sys.argv as options have not yet been parsed when
+# we need to set this. This is off by default until some issues
+# are resolved related to WAFCACHE. It will need a lot of testing
+# before it is enabled by default.
+if '--enable-auto-reconfigure' in sys.argv:
+    Configure.autoconfig = True
 
 def set_options(opt):
     opt.tool_options('compiler_cc')
 
     opt.tool_options('gnu_dirs')
 
-    opt.add_option('--bundled-libraries',
-                   help=("list of bundled libraries. Can be 'NONE' or 'ALL' [auto]"),
+    gr = opt.option_group('library handling options')
+
+    gr.add_option('--bundled-libraries',
+                   help=("comma separated list of bundled libraries. May include !LIBNAME to disable bundling a library. Can be 'NONE' or 'ALL' [auto]"),
                    action="store", dest='BUNDLED_LIBS', default='')
-    opt.add_option('--bundled-library-extension',
-                   help=("name extension for bundled libraries [auto]"),
-                   action="store", dest='BUNDLED_EXTENSION', default=None)
-    opt.add_option('--builtin-libraries',
-                   help=("list of libraries to build directly into binaries [none]"),
-                   action="store", dest='BUILTIN_LIBRARIES', default='')
-
-    opt.add_option('--libdir',
-                   help=("object code libraries [PREFIX/lib]"),
-                   action="store", dest='LIBDIR', default='${PREFIX}/lib')
-    opt.add_option('--bindir',
-                   help=("user executables [PREFIX/bin]"),
-                   action="store", dest='BINDIR', default='${PREFIX}/bin')
-    opt.add_option('--sbindir',
-                   help=("system admin executables [PREFIX/sbin]"),
-                   action="store", dest='SBINDIR', default='${PREFIX}/sbin')
-    opt.add_option('--with-modulesdir',
-                   help=("modules directory [PREFIX/modules]"),
-                   action="store", dest='MODULESDIR', default='${PREFIX}/modules')
-    opt.add_option('--disable-shared',
+
+    extension_default = Options.options['PRIVATE_EXTENSION_DEFAULT']
+    gr.add_option('--private-library-extension',
+                   help=("name extension for private libraries [%s]" % extension_default),
+                   action="store", dest='PRIVATE_EXTENSION', default=extension_default)
+
+    extension_exception = Options.options['PRIVATE_EXTENSION_EXCEPTION']
+    gr.add_option('--private-extension-exception',
+                   help=("comma separated list of libraries to not apply extension to [%s]" % extension_exception),
+                   action="store", dest='PRIVATE_EXTENSION_EXCEPTION', default=extension_exception)
+
+    builtin_defauilt = Options.options['BUILTIN_LIBRARIES_DEFAULT']
+    gr.add_option('--builtin-libraries',
+                   help=("command separated list of libraries to build directly into binaries [%s]" % builtin_defauilt),
+                   action="store", dest='BUILTIN_LIBRARIES', default=builtin_defauilt)
+
+    gr.add_option('--minimum-library-version',
+                   help=("list of minimum system library versions (LIBNAME1:version,LIBNAME2:version)"),
+                   action="store", dest='MINIMUM_LIBRARY_VERSION', default='')
+
+    gr.add_option('--disable-shared',
                    help=("Disable all use of shared libraries"),
                    action="store_true", dest='disable_shared', default=False)
-    opt.add_option('--disable-rpath',
+    gr.add_option('--disable-rpath',
                    help=("Disable use of rpath for build binaries"),
                    action="store_true", dest='disable_rpath_build', default=False)
-    opt.add_option('--disable-rpath-install',
+    gr.add_option('--disable-rpath-install',
                    help=("Disable use of rpath for installed binaries"),
                    action="store_true", dest='disable_rpath_install', default=False)
-    opt.add_option('--enable-developer',
+    gr.add_option('--nonshared-binary',
+                   help=("Disable use of shared libs for the listed binaries"),
+                   action="store", dest='NONSHARED_BINARIES', default='')
+
+    opt.add_option('--with-modulesdir',
+                   help=("modules directory [PREFIX/modules]"),
+                   action="store", dest='MODULESDIR', default='${PREFIX}/modules')
+
+    gr = opt.option_group('developer options')
+
+    gr.add_option('-C',
+                   help='enable configure cacheing',
+                   action='store_true', dest='enable_configure_cache')
+    gr.add_option('--enable-auto-reconfigure',
+                   help='enable automatic reconfigure on build',
+                   action='store_true', dest='enable_auto_reconfigure')
+    gr.add_option('--enable-developer',
                    help=("Turn on developer warnings and debugging"),
                    action="store_true", dest='developer', default=False)
-    opt.add_option('--enable-gccdeps',
-                   help=("Enable use gcc -MD dependency module"),
-                   action="store_true", dest='enable_gccdeps', default=False)
-    opt.add_option('--timestamp-dependencies',
+    gr.add_option('--picky-developer',
+                   help=("Treat all warnings as errors (enable -Werror)"),
+                   action="store_true", dest='picky_developer', default=False)
+    gr.add_option('--fatal-errors',
+                   help=("Stop compilation on first error (enable -Wfatal-errors)"),
+                   action="store_true", dest='fatal_errors', default=False)
+    gr.add_option('--enable-gccdeps',
+                   help=("Enable use of gcc -MD dependency module"),
+                   action="store_true", dest='enable_gccdeps', default=True)
+    gr.add_option('--timestamp-dependencies',
                    help=("use file timestamps instead of content for build dependencies (BROKEN)"),
                    action="store_true", dest='timestamp_dependencies', default=False)
-    opt.add_option('-C',
-                   help='enable configure cacheing',
-                   action='store_true', dest='enable_configure_cache')
-    opt.add_option('--pedantic',
+    gr.add_option('--pedantic',
                   help=("Enable even more compiler warnings"),
                   action='store_true', dest='pedantic', default=False)
 
+    gr.add_option('--abi-check',
+                  help=("Check ABI signatures for libraries"),
+                  action='store_true', dest='ABI_CHECK', default=False)
+    gr.add_option('--abi-check-disable',
+                  help=("Disable ABI checking (used with --enable-developer)"),
+                  action='store_true', dest='ABI_CHECK_DISABLE', default=False)
+    gr.add_option('--abi-update',
+                  help=("Update ABI signature files for libraries"),
+                  action='store_true', dest='ABI_UPDATE', default=False)
+
+    gr.add_option('--show-deps',
+                  help=("Show dependency tree for the given target"),
+                  dest='SHOWDEPS', default='')
+
+    gr.add_option('--show-duplicates',
+                  help=("Show objects which are included in multiple binaries or libraries"),
+                  action='store_true', dest='SHOW_DUPLICATES', default=False)
+
+    gr = opt.add_option_group('cross compilation options')
+
+    gr.add_option('--cross-compile',
+                  help=("configure for cross-compilation"),
+                  action='store_true', dest='CROSS_COMPILE', default=False)
+    gr.add_option('--cross-execute',
+                  help=("command prefix to use for cross-execution in configure"),
+                  action='store', dest='CROSS_EXECUTE', default='')
+    gr.add_option('--cross-answers',
+                  help=("answers to cross-compilation configuration (auto modified)"),
+                  action='store', dest='CROSS_ANSWERS', default='')
+    gr.add_option('--hostcc',
+                  help=("set host compiler when cross compiling"),
+                  action='store', dest='HOSTCC', default=False)
+
+    # we use SUPPRESS_HELP for these, as they are ignored, and are there only
+    # to allow existing RPM spec files to work
+    opt.add_option('--build',
+                  help=SUPPRESS_HELP,
+                  action='store', dest='AUTOCONF_BUILD', default='')
+    opt.add_option('--host',
+                  help=SUPPRESS_HELP,
+                  action='store', dest='AUTOCONF_HOST', default='')
+    opt.add_option('--program-prefix',
+                  help=SUPPRESS_HELP,
+                  action='store', dest='AUTOCONF_PROGRAM_PREFIX', default='')
+    opt.add_option('--disable-dependency-tracking',
+                  help=SUPPRESS_HELP,
+                  action='store_true', dest='AUTOCONF_DISABLE_DEPENDENCY_TRACKING', default=False)
+
+    gr = opt.option_group('dist options')
+    gr.add_option('--sign-release',
+                   help='sign the release tarball created by waf dist',
+                   action='store_true', dest='SIGN_RELEASE')
+    gr.add_option('--tag',
+                   help='tag release in git at the same time',
+                   type='string', action='store', dest='TAG_RELEASE')
+
+
 @wafsamba.runonce
 def configure(conf):
     conf.env.hlist = []
@@ -76,33 +165,93 @@ def configure(conf):
 
     conf.check_tool('compiler_cc')
 
+    # we need git for 'waf dist'
+    conf.find_program('git', var='GIT')
+
+    # older gcc versions (< 4.4) does not work with gccdeps, so we have to see if the .d file is generated
     if Options.options.enable_gccdeps:
-        # don't enable gccdeps by default as it needs a very recent version gcc
-        conf.check_tool('gccdeps', tooldir=conf.srcdir + "/buildtools/wafsamba")
+        from TaskGen import feature, after
+        @feature('testd')
+        @after('apply_core')
+        def check_d(self):
+            tsk = self.compiled_tasks[0]
+            tsk.outputs.append(tsk.outputs[0].change_ext('.d'))
+
+        import Task
+        cc = Task.TaskBase.classes['cc']
+        oldmeth = cc.run
+
+        cc.run = Task.compile_fun_noshell('cc', '${CC} ${CCFLAGS} ${CPPFLAGS} ${_CCINCFLAGS} ${_CCDEFFLAGS} ${CC_SRC_F}${SRC} ${CC_TGT_F}${TGT[0].abspath(env)}')[0]
+        try:
+            try:
+                conf.check(features='cc testd', fragment='int main() {return 0;}\n', ccflags=['-MD'], mandatory=True, msg='Check for -MD')
+            except:
+                pass
+            else:
+                conf.check_tool('gccdeps', tooldir=conf.srcdir + "/buildtools/wafsamba")
+        finally:
+            cc.run = oldmeth
 
     # make the install paths available in environment
-    conf.env.LIBDIR = Options.options.LIBDIR
-    conf.env.BINDIR = Options.options.BINDIR
-    conf.env.SBINDIR = Options.options.SBINDIR
+    conf.env.LIBDIR = Options.options.LIBDIR or '${PREFIX}/lib'
+    conf.env.BINDIR = Options.options.BINDIR or '${PREFIX}/bin'
+    conf.env.SBINDIR = Options.options.SBINDIR or '${PREFIX}/sbin'
     conf.env.MODULESDIR = Options.options.MODULESDIR
     conf.env.BUNDLED_LIBS = Options.options.BUNDLED_LIBS.split(',')
     conf.env.BUILTIN_LIBRARIES = Options.options.BUILTIN_LIBRARIES.split(',')
-
     conf.env.DISABLE_SHARED = Options.options.disable_shared
-
-    if Options.options.BUNDLED_EXTENSION:
-        conf.env.BUNDLED_EXTENSION = Options.options.BUNDLED_EXTENSION
+    conf.env.NONSHARED_BINARIES = Options.options.NONSHARED_BINARIES.split(',')
+
+    conf.env.PRIVATE_EXTENSION = Options.options.PRIVATE_EXTENSION
+    conf.env.PRIVATE_EXTENSION_EXCEPTION = Options.options.PRIVATE_EXTENSION_EXCEPTION.split(',')
+
+    conf.env.CROSS_COMPILE = Options.options.CROSS_COMPILE
+    conf.env.CROSS_EXECUTE = Options.options.CROSS_EXECUTE
+    conf.env.CROSS_ANSWERS = Options.options.CROSS_ANSWERS
+    conf.env.HOSTCC        = Options.options.HOSTCC
+
+    conf.env.AUTOCONF_BUILD = Options.options.AUTOCONF_BUILD
+    conf.env.AUTOCONF_HOST  = Options.options.AUTOCONF_HOST
+    conf.env.AUTOCONF_PROGRAM_PREFIX = Options.options.AUTOCONF_PROGRAM_PREFIX
+
+    if (conf.env.AUTOCONF_HOST and
+        conf.env.AUTOCONF_BUILD and
+        conf.env.AUTOCONF_BUILD != conf.env.AUTOCONF_HOST):
+        Logs.error('ERROR: Mismatch between --build and --host. Please use --cross-compile instead')
+        sys.exit(1)
+    if conf.env.AUTOCONF_PROGRAM_PREFIX:
+        Logs.error('ERROR: --program-prefix not supported')
+        sys.exit(1)
+
+    # enable ABI checking for developers
+    conf.env.ABI_CHECK = Options.options.ABI_CHECK or Options.options.developer
+    if Options.options.ABI_CHECK_DISABLE:
+        conf.env.ABI_CHECK = False
+    try:
+        conf.find_program('gdb', mandatory=True)
+    except:
+        conf.env.ABI_CHECK = False
+
+    conf.CHECK_COMMAND(['uname', '-a'],
+                       msg='Checking build system',
+                       define='BUILD_SYSTEM',
+                       on_target=False)
+    conf.CHECK_UNAME()
 
     # see if we can compile and run a simple C program
-    conf.CHECK_CODE('printf("hello world\\n")',
+    conf.CHECK_CODE('printf("hello world")',
                     define='HAVE_SIMPLE_C_PROG',
                     mandatory=True,
                     execute=True,
                     headers='stdio.h',
                     msg='Checking simple C program')
 
+    # see if we can build shared libs
+    if not conf.CHECK_LIBRARY_SUPPORT():
+        conf.env.DISABLE_SHARED = True
+
     # check for rpath
-    if not conf.env.DISABLE_SHARED and conf.CHECK_RPATH_SUPPORT():
+    if not conf.env.DISABLE_SHARED and conf.CHECK_LIBRARY_SUPPORT(rpath=True):
         conf.env.RPATH_ON_BUILD   = not Options.options.disable_rpath_build
         conf.env.RPATH_ON_INSTALL = (conf.env.RPATH_ON_BUILD and
                                      not Options.options.disable_rpath_install)
@@ -111,7 +260,9 @@ def configure(conf):
         conf.env.RPATH_ON_BUILD   = False
 
     # we should use the PIC options in waf instead
-    conf.ADD_CFLAGS('-fPIC')
+    conf.ADD_CFLAGS('-fPIC', testflags=True)
+
+    conf.CHECK_INLINE()
 
     # check for pkgconfig
     conf.check_cfg(atleast_pkgconfig_version='0.0.0')
@@ -124,6 +275,7 @@ def configure(conf):
                        add_headers=True)
     conf.CHECK_HEADERS('strings.h inttypes.h stdint.h unistd.h minix/config.h', add_headers=True)
     conf.CHECK_HEADERS('ctype.h standards.h stdbool.h stdint.h stdarg.h vararg.h', add_headers=True)
+    conf.CHECK_HEADERS('limits.h assert.h')
 
     # see if we need special largefile flags
     conf.CHECK_LARGEFILE()
@@ -136,7 +288,12 @@ def configure(conf):
     if 'HAVE_SYS_TIME_H' in conf.env and 'HAVE_TIME_H' in conf.env:
         conf.DEFINE('TIME_WITH_SYS_TIME', 1)
 
-    conf.define('SHLIBEXT', "so", quote=True)
+    # cope with different extensions for libraries
+    (root, ext) = os.path.splitext(conf.env.shlib_PATTERN)
+    if ext[0] == '.':
+        conf.define('SHLIBEXT', ext[1:], quote=True)
+    else:
+        conf.define('SHLIBEXT', "so", quote=True)
 
     conf.CHECK_CODE('long one = 1; return ((char *)(&one))[0]',
                     execute=True,
@@ -167,6 +324,13 @@ def configure(conf):
 
 
 def build(bld):
+    # give a more useful message if the source directory has moved
+    relpath = os_path_relpath(bld.curdir, bld.srcnode.abspath())
+    if relpath.find('../') != -1:
+        Logs.error('bld.curdir %s is not a child of %s' % (bld.curdir, bld.srcnode.abspath()))
+        raise Utils.WafError('''The top source directory has moved. Please run distclean and reconfigure''')
+
+    bld.CHECK_MAKEFLAGS()
     bld.SETUP_BUILD_GROUPS()
     bld.ENFORCE_GROUP_ORDERING()
     bld.CHECK_PROJECT_RULES()