build: check libc first for several libraries
[nivanova/samba-autobuild/.git] / lib / replace / wscript
index 4ca33fa93ab0361ef7a0762ecd84e8d06aed88f1..bfff2cb58c4047acd47cd2c85d10110f17a94d11 100644 (file)
@@ -6,7 +6,7 @@ blddir = 'bin'
 import sys
 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
 import wafsamba
-import Options, os
+import Options, os, preproc
 
 def set_options(opt):
     opt.tool_options('compiler_cc')
@@ -26,17 +26,46 @@ def set_options(opt):
     opt.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',
+                   help=("use file timestamps instead of content for build dependencies (BROKEN)"),
+                   action="store_true", dest='timestamp_dependencies', default=False)
+    opt.add_option('-C', action='store_true', help='dummy option for autoconf compatibility')
+    opt.add_option('--pedantic',
+                  help=("Enable even more compiler warnings"),
+                  action='store_true', dest='pedantic', default=False)
 
 @wafsamba.runonce
 def configure(conf):
     conf.env.hlist = []
     conf.env.srcdir = conf.srcdir
 
+    # during the configure checks we want the waf dependency checker
+    # to go into system includes. This ensures that if you add/remove
+    # a system library, that 'waf configure' will detect that, and
+    # it won't be fooled by the waf cache
+    preproc.go_absolute = True
+
+    if Options.options.timestamp_dependencies:
+        conf.ENABLE_TIMESTAMP_DEPENDENCIES()
+
     # load our local waf extensions
     conf.check_tool('wafsamba', tooldir=conf.srcdir + "/buildtools/wafsamba")
 
+    # trim whitespaces from 'CC'.
+    # The build farm sometimes puts a space at the start
+    if os.environ.get('CC'):
+        conf.env['CC'] = os.environ.get('CC').strip()
+        os.environ['CC'] = conf.env['CC']
+
     conf.check_tool('compiler_cc')
 
+    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")
+
     # make the install paths available in environment
     conf.env.LIBDIR = Options.options.LIBDIR
     conf.env.BINDIR = Options.options.BINDIR
@@ -44,11 +73,14 @@ def configure(conf):
 
     conf.env.RPATH_ON_INSTALL = Options.options.enable_rpath
 
+    # we should use the PIC options in waf instead
+    conf.ADD_CFLAGS('-fPIC')
+
     # check for pkgconfig
     conf.check_cfg(atleast_pkgconfig_version='0.0.0')
 
-    conf.DEFINE('_GNU_SOURCE', 1)
-    conf.DEFINE('_XOPEN_SOURCE_EXTENDED', 1)
+    conf.DEFINE('_GNU_SOURCE', 1, add_to_cflags=True)
+    conf.DEFINE('_XOPEN_SOURCE_EXTENDED', 1, add_to_cflags=True)
     conf.DEFINE('LIBREPLACE_NETWORK_CHECKS', 1)
 
     conf.CHECK_HEADERS('unistd.h sys/types.h stdlib.h stdio.h stddef.h')
@@ -75,6 +107,14 @@ def configure(conf):
     conf.CHECK_HEADERS('gcrypt.h getopt.h iconv.h')
     conf.CHECK_HEADERS('sys/inotify.h memory.h nss.h popt.h sasl/sasl.h')
     conf.CHECK_HEADERS('security/pam_appl.h sys/inotify.h zlib.h asm/unistd.h')
+    conf.CHECK_HEADERS('aio.h sys/unistd.h rpc/rpc.h rpc/nettype.h alloca.h float.h')
+    conf.CHECK_HEADERS('rpcsvc/nis.h rpcsvc/ypclnt.h sys/prctl.h sys/sysctl.h')
+    conf.CHECK_HEADERS('sys/fileio.h sys/filesys.h sys/dustat.h sys/sysmacros.h')
+    conf.CHECK_HEADERS('xfs/libxfs.h netgroup.h rpcsvc/yp_prot.h')
+    conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
+    conf.CHECK_HEADERS('nss_common.h nsswitch.h ns_api.h')
+    conf.CHECK_HEADERS('sys/extattr.h sys/ea.h sys/proplist.h sys/cdefs.h')
+    conf.CHECK_HEADERS('utmp.h utmpx.h lastlog.h')
 
     if 'HAVE_STDDEF_H' in conf.env and 'HAVE_STDLIB_H' in conf.env:
         conf.DEFINE('STDC_HEADERS', 1)
@@ -84,9 +124,9 @@ def configure(conf):
 
     conf.define('SHLIBEXT', "so", quote=True)
 
-    conf.check(type_name='long long')
-    conf.CHECK_TYPES('intptr_t uintptr_t ptrdiff_t')
+    conf.CHECK_TYPES('"long long" intptr_t uintptr_t ptrdiff_t')
     conf.CHECK_TYPES('comparison_fn_t socklen_t bool')
+    conf.CHECK_TYPE('_Bool', define='HAVE__Bool')
 
     conf.CHECK_TYPE('int8_t', 'char')
     conf.CHECK_TYPE('int16_t', 'short')
@@ -100,10 +140,42 @@ def configure(conf):
     conf.CHECK_TYPE('ino_t', 'unsigned')
     conf.CHECK_TYPE('loff_t', 'off_t')
     conf.CHECK_TYPE('bool', 'off_t')
+    conf.CHECK_TYPE('offset_t', 'loff_t')
+    conf.CHECK_TYPE('volatile int', define='HAVE_VOLATILE')
+
+    conf.CHECK_CODE('long one = 1; return ((char *)(&one))[0]',
+                    execute=True,
+                    define='WORDS_BIGENDIAN')
+
 
     conf.CHECK_TYPE_IN('struct ifaddrs', 'ifaddrs.h')
     conf.CHECK_TYPE_IN('struct addrinfo', 'netdb.h')
     conf.CHECK_TYPE_IN('struct sockaddr', 'sys/socket.h')
+    conf.CHECK_CODE('struct sockaddr_in6 x', define='HAVE_STRUCT_SOCKADDR_IN6')
+    conf.CHECK_TYPE_IN('struct sockaddr_storage', 'sys/socket.h')
+    conf.CHECK_TYPE_IN('sa_family_t', 'sys/socket.h')
+
+    conf.CHECK_TYPE_IN('sig_atomic_t', 'signal.h', define='HAVE_SIG_ATOMIC_T_TYPE')
+
+    conf.CHECK_CODE('''
+                       struct sockaddr_storage sa_store;
+                       struct addrinfo *ai = NULL;
+                       struct in6_addr in6addr;
+                       int idx = if_nametoindex("iface1");
+                       int s = socket(AF_INET6, SOCK_STREAM, 0);
+                       int ret = getaddrinfo(NULL, NULL, NULL, &ai);
+                       if (ret != 0) {
+                         const char *es = gai_strerror(ret);
+                       }
+                       freeaddrinfo(ai);
+                       ''',
+                    define='HAVE_IPV6')
+
+    # check if signal() takes a void function
+    if conf.CHECK_CODE('return *(signal (0, 0)) (0) == 1', define='RETSIGTYPE_INT', msg='Checking return type of signal handlers'):
+        conf.DEFINE('RETSIGTYPE', 'int')
+    else:
+        conf.DEFINE('RETSIGTYPE', 'void')
 
     conf.CHECK_FUNCS('shl_load shl_unload shl_findsym')
     conf.CHECK_FUNCS('pipe strftime srandom random srand rand usleep setbuffer')
@@ -117,82 +189,138 @@ def configure(conf):
     conf.CHECK_FUNCS('strtouq strtoll __strtoll strtoq memmem printf memset memcpy')
     conf.CHECK_FUNCS('connect gethostbyname if_nametoindex socketpair')
     conf.CHECK_FUNCS('inet_ntoa inet_aton inet_ntop inet_pton')
-    conf.CHECK_FUNCS('dirfd getdirentries getdents syslog')
-    conf.CHECK_FUNCS('timegm getifaddrs freeifaddrs')
+    conf.CHECK_FUNCS('dirfd getdirentries getdents syslog getaddrinfo freeaddrinfo')
+    conf.CHECK_FUNCS('gai_strerror get_current_dir_name')
+    conf.CHECK_FUNCS('timegm getifaddrs freeifaddrs mmap setgroups setsid')
+    conf.CHECK_FUNCS('getgrent_r getgrgid_r getgrnam_r getgrouplist getpagesize')
+    conf.CHECK_FUNCS('getpwent_r getpwnam_r getpwuid_r epoll_create')
+
 
-    conf.CHECK_FUNCS_IN('dlopen dlsym dlerror dlclose', 'dl')
+    conf.CHECK_FUNCS_IN('dlopen dlsym dlerror dlclose', 'dl', checklibc=True)
     conf.CHECK_FUNCS_IN('poptGetContext', 'popt')
-    conf.CHECK_FUNCS_IN('res_search', 'resolv')
+    conf.CHECK_FUNCS_IN('res_search', 'resolv', checklibc=True)
     conf.CHECK_FUNCS_IN('gettext', 'intl')
+    conf.CHECK_FUNCS_IN('pthread_create', 'pthread', checklibc=True)
 
     conf.CHECK_FUNCS_IN('crypt', 'crypt', checklibc=True)
 
     conf.CHECK_VARIABLE('rl_event_hook', define='HAVE_DECL_RL_EVENT_HOOK', always=True)
 
+    conf.CHECK_VARIABLE('__FUNCTION__', define='HAVE_FUNCTION_MACRO')
+
     conf.CHECK_DECLS('snprintf vsnprintf asprintf vasprintf')
 
-    conf.check_cc(fragment='''
-    #include <stdarg.h>
-    va_list ap1,ap2;
-    va_copy(ap1,ap2);
-    int main(void)
-    { return 0; }''',
-                define_name="HAVE_VA_COPY",
-               execute=0,
-               link=0,
-                define_ret=0,
-                quote=0,
-               msg="Checking for va_copy")
-
-
-    # we could also put code fragments like this in separate files,
-    # for example in test/snprintf.c
-    conf.check_cc(fragment='''
-#include <sys/types.h>
-#include <stdio.h>
-#include <stdarg.h>
-#include <stdlib.h>
-void foo(const char *format, ...) {
-       va_list ap;
-       int len;
-       char buf[20];
-       long long l = 1234567890;
-       l *= 100;
-
-       va_start(ap, format);
-       len = vsnprintf(buf, 0, format, ap);
-       va_end(ap);
-       if (len != 5) exit(1);
-
-       va_start(ap, format);
-       len = vsnprintf(0, 0, format, ap);
-       va_end(ap);
-       if (len != 5) exit(2);
-
-       if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(3);
-
-       if (snprintf(buf, 20, "%lld", l) != 12 || strcmp(buf, "123456789000") != 0) exit(4);
-       if (snprintf(buf, 20, "%zu", 123456789) != 9 || strcmp(buf, "123456789") != 0) exit(5);
-       if (snprintf(buf, 20, "%2\$d %1\$d", 3, 4) != 3 || strcmp(buf, "4 3") != 0) exit(6);
-       if (snprintf(buf, 20, "%s", 0) < 3) exit(7);
-
-       printf("1");
-       exit(0);
-}
-main() { foo("hello"); }
-''',
-                define_name="HAVE_C99_VSNPRINTF",
-               execute=1,
-                define_ret=1,
-                quote=0,
-               msg="Checking for C99 vsnprintf")
+    conf.CHECK_DECLS('dirfd environ errno getgrent_r getpwent_r', reverse=True)
+    conf.CHECK_DECLS('pread pwrite setenv setresgid setresuid', reverse=True)
+
+    conf.CHECK_SIZEOF('char int "long long" long off_t short size_t ssize_t')
+    conf.CHECK_SIZEOF('void*', define='SIZEOF_VOID_P')
+
+    if conf.CONFIG_SET('HAVE_EPOLL_CREATE') and conf.CONFIG_SET('HAVE_SYS_EPOLL_H'):
+        conf.DEFINE('HAVE_EPOLL', 1)
+
+    conf.CHECK_CODE('va_list ap1,ap2; va_copy(ap1,ap2)',
+                    define="HAVE_VA_COPY",
+                    msg="Checking for va_copy")
+
+    conf.CHECK_CODE('''
+                    #define eprintf(...) fprintf(stderr, __VA_ARGS__)
+                    eprintf("bla", "bar")
+                    ''', define='HAVE__VA_ARGS__MACRO')
+
+    conf.CHECK_CODE('gettimeofday(NULL, NULL)', 'HAVE_GETTIMEOFDAY_TZ', execute=False)
+
+    conf.CHECK_CODE('#include "test/snprintf.c"',
+                    define="HAVE_C99_VSNPRINTF",
+                    execute=1,
+                    addmain=False,
+                    msg="Checking for C99 vsnprintf")
+
+    if Options.options.pedantic:
+       conf.ADD_CFLAGS('-W')
 
     if Options.options.developer:
-        conf.ADD_CFLAGS('-Wall -g -Wfatal-errors -DDEVELOPER -W -Wshadow -Wstrict-prototypes -Wpointer-arith -Wcast-qual -Wcast-align -Wwrite-strings -Werror-implicit-function-declaration -Wformat=2 -Wno-format-y2k')
+        conf.ADD_CFLAGS('-Wall -g -Wfatal-errors -Wshadow -Wstrict-prototypes -Wpointer-arith -Wcast-qual -Wcast-align -Wwrite-strings -Werror-implicit-function-declaration -Wformat=2 -Wno-format-y2k')
 
     conf.SAMBA_CONFIG_H()
     conf.SAMBA_BUILD_ENV()
 
+    # look for a method of finding the list of network interfaces
+    for method in ['HAVE_IFACE_GETIFADDRS', 'HAVE_IFACE_AIX', 'HAVE_IFACE_IFCONF', 'HAVE_IFACE_IFREQ']:
+        if conf.CHECK_CODE('''
+                           #define %s 1
+                           #define NO_CONFIG_H 1
+                           #define AUTOCONF_TEST 1
+                           #define SOCKET_WRAPPER_NOT_REPLACE
+                           #include "replace.c"
+                           #include "inet_ntop.c"
+                           #include "snprintf.c"
+                           #include "getifaddrs.c"
+                           #define getifaddrs_test main
+                           #include "test/getifaddrs.c"
+                           ''' % method,
+                           method,
+                           addmain=False,
+                           execute=True):
+            break
+
+    conf.CHECK_CODE('''
+                   typedef struct {unsigned x;} FOOBAR;
+                    #define X_FOOBAR(x) ((FOOBAR) { x })
+                    #define FOO_ONE X_FOOBAR(1)
+                    FOOBAR f = FOO_ONE;
+                    static const struct {
+                        FOOBAR y;
+                    } f2[] = {
+                        {FOO_ONE}
+                    };
+                    static const FOOBAR f3[] = {FOO_ONE};
+                    ''',
+                    define='HAVE_IMMEDIATE_STRUCTURES')
+
+    conf.CHECK_CODE('mkdir("foo",0777)', define='HAVE_MKDIR_MODE')
+
+    conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec', define='HAVE_STAT_TV_NSEC')
+    # we need the st_rdev test under two names
+    conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_rdev', define='HAVE_STRUCT_STAT_ST_RDEV')
+    conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_rdev', define='HAVE_ST_RDEV')
+    conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_storage', 'ss_family')
+
+    conf.CHECK_CODE('struct sockaddr_un sunaddr; sunaddr.sun_family = AF_UNIX;',
+                    define='HAVE_UNIXSOCKET')
+
+
+    conf.CHECK_CODE('''
+                    struct stat st;
+                    char tpl[20]="/tmp/test.XXXXXX";
+                    int fd = mkstemp(tpl);
+                    if (fd == -1) exit(1);
+                    unlink(tpl);
+                    if (fstat(fd, &st) != 0) exit(1);
+                    if ((st.st_mode & 0777) != 0600) exit(1);
+                    exit(0);
+                    ''',
+                    define='HAVE_SECURE_MKSTEMP',
+                    execute=True,
+                    mandatory=True) # lets see if we get a mandatory failure for this one
+
+    if conf.CHECK_CFLAGS('-fvisibility=hidden', 'VISIBILITY_CFLAGS'):
+        conf.CHECK_CODE('''void vis_foo1(void) {}
+                           __attribute__((visibility("default"))) void vis_foo2(void) {}''',
+                        cflags=conf.env.VISIBILITY_CFLAGS,
+                        define='HAVE_VISIBILITY_ATTR')
+
+    if conf.CHECK_FUNCS('getpass getpassphrase'):
+        # if we have both, then we prefer getpassphrase
+        conf.DEFINE('REPLACE_GETPASS_BY_GETPASSPHRASE', 1)
+        conf.DEFINE('REPLACE_GETPASS', 1)
+
+    conf.CHECK_CODE('''#include "getpass.c"
+                       int main(void) { return 0; }''',
+                    addmain=False,
+                    define='REPLACE_GETPASS',
+                    cflags='-DNO_CONFIG_H')
+
 def build(bld):
     bld.set_rpath()
 
@@ -205,14 +333,16 @@ def build(bld):
 
     bld.SAMBA_LIBRARY('replace',
                       source=REPLACE_SOURCE,
-                      group='base_libraries')
+                      group='base_libraries',
+                      deps='LIBREPLACE_GETPASS')
 
     TEST_SOURCES = '''test/testsuite.c test/main.c test/strptime.c
                       test/os2_delete.c test/getifaddrs.c'''
 
     bld.SAMBA_BINARY('replace_testsuite',
                      TEST_SOURCES,
-                     deps='replace')
+                     deps='replace',
+                     install=False)
 
     NET_SOURCES = []
     if bld.CONFIG_SET('HAVE_INET_NTOA'):  NET_SOURCES.append('inet_ntoa.c')
@@ -221,10 +351,15 @@ def build(bld):
     if bld.CONFIG_SET('HAVE_INET_PTON'):  NET_SOURCES.append('inet_pton.c')
     if bld.CONFIG_SET('HAVE_SOCKETPAIR'): NET_SOURCES.append('socketpair.c')
 
-    bld.SAMBA_SUBSYSTEM('LIBREPLACE_NETWORK', NET_SOURCES)
+    bld.SAMBA_SUBSYSTEM('LIBREPLACE_NETWORK', NET_SOURCES, deps='replace')
 
 
     CRYPT_SOURCES = []
     if not 'HAVE_CRYPT' in bld.env: CRYPT_SOURCES.append('crypt.c')
 
     bld.SAMBA_SUBSYSTEM('LIBREPLACE_EXT', CRYPT_SOURCES)
+
+    bld.SAMBA_SUBSYSTEM('LIBREPLACE_GETPASS', 'getpass.c',
+                        enabled=bld.CONFIG_SET('REPLACE_GETPASS'))
+
+    bld.CHECK_PROJECT_RULES()