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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 17:47:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 17:47:29 +0000
commit4f5791ebd03eaec1c7da0865a383175b05102712 (patch)
tree8ce7b00f7a76baa386372422adebbe64510812d4 /third_party/uid_wrapper/wscript
parentInitial commit. (diff)
downloadsamba-4f5791ebd03eaec1c7da0865a383175b05102712.tar.xz
samba-4f5791ebd03eaec1c7da0865a383175b05102712.zip
Adding upstream version 2:4.17.12+dfsg.upstream/2%4.17.12+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/uid_wrapper/wscript')
-rw-r--r--third_party/uid_wrapper/wscript124
1 files changed, 124 insertions, 0 deletions
diff --git a/third_party/uid_wrapper/wscript b/third_party/uid_wrapper/wscript
new file mode 100644
index 0000000..182ef88
--- /dev/null
+++ b/third_party/uid_wrapper/wscript
@@ -0,0 +1,124 @@
+#!/usr/bin/env python
+
+from waflib import Options
+import os, sys
+
+VERSION="1.2.7"
+
+def configure(conf):
+ if conf.CHECK_UID_WRAPPER():
+ conf.DEFINE('USING_SYSTEM_UID_WRAPPER', 1)
+ libuid_wrapper_so_path = 'libuid_wrapper.so'
+ else:
+ # check HAVE_GCC_ATOMIC_BUILTINS
+ conf.CHECK_CODE('''
+ #include <stdbool.h>
+ int main(void) {
+ bool x;
+ bool *p_x = &x;
+ __atomic_load(p_x, &x, __ATOMIC_RELAXED);
+ return 0;
+ ''',
+ 'HAVE_GCC_ATOMIC_BUILTINS',
+ addmain=False,
+ msg='Checking for atomic builtins')
+
+
+ if conf.CONFIG_SET("HAVE___THREAD"):
+ conf.DEFINE("HAVE_GCC_THREAD_LOCAL_STORAGE", 1)
+
+ if Options.options.address_sanitizer:
+ # check HAVE_ADDRESS_SANITIZER_ATTRIBUTE
+ conf.CHECK_CODE('''
+ void test_address_sanitizer_attribute(void) __attribute__((no_sanitize_address));
+
+ void test_address_sanitizer_attribute(void)
+ {
+ return;
+ }
+
+ int main(void) {
+ return 0;
+ }
+ ''',
+ 'HAVE_ADDRESS_SANITIZER_ATTRIBUTE',
+ addmain=False,
+ cflags='-Wall -Wextra',
+ strict=True,
+ msg='Checking for address sanitizer attribute')
+
+ # check HAVE_FUNCTION_ATTRIBUTE_FORMAT
+ conf.CHECK_CODE('''
+ void log_fn(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
+
+ int main(void) {
+ return 0;
+ }
+ ''',
+ 'HAVE_FUNCTION_ATTRIBUTE_FORMAT',
+ addmain=False,
+ strict=True,
+ msg='Checking for printf format validation support')
+ # Prototype checks
+ conf.CHECK_C_PROTOTYPE('setgroups',
+ 'int setgroups(int ngroups, const gid_t *grouplist)',
+ define='HAVE_SETGROUPS_INT', headers='unistd.h sys/types.h')
+ conf.CHECK_C_PROTOTYPE('syscall',
+ 'int syscall(int number, ...)',
+ define='HAVE_SYSCALL_INT', headers='unistd.h sys/syscall.h')
+
+ if (sys.platform.rfind('linux') > -1):
+ conf.CHECK_CODE('''
+#if defined(HAVE_UNISTD_H)
+#include <unistd.h>
+#endif
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <errno.h>
+
+#ifdef HAVE_SYS_PRIV_H
+#include <sys/priv.h>
+#endif
+#ifdef HAVE_SYS_ID_H
+#include <sys/id.h>
+#endif
+
+#if defined(HAVE_SYSCALL_H)
+#include <syscall.h>
+#endif
+
+#if defined(HAVE_SYS_SYSCALL_H)
+#include <sys/syscall.h>
+#endif
+
+syscall(SYS_setresuid32, -1, -1, -1);
+syscall(SYS_setresgid32, -1, -1, -1);
+syscall(SYS_setreuid32, -1, -1);
+syscall(SYS_setregid32, -1, -1);
+syscall(SYS_setuid32, -1);
+syscall(SYS_setgid32, -1);
+syscall(SYS_setgroups32, 0, NULL);
+''',
+ 'HAVE_LINUX_32BIT_SYSCALLS',
+ msg="Checking whether Linux has 32-bit credential calls");
+
+ conf.CHECK_FUNCS('getresuid getresgid')
+
+ # Create full path to uid_wrapper
+ blddir = os.path.realpath(conf.bldnode.abspath())
+ libuid_wrapper_so_path = blddir + '/default/third_party/uid_wrapper/libuid-wrapper.so'
+
+ conf.DEFINE('LIBUID_WRAPPER_SO_PATH', libuid_wrapper_so_path)
+ conf.DEFINE('UID_WRAPPER', 1)
+
+def build(bld):
+ if not bld.CONFIG_SET("USING_SYSTEM_UID_WRAPPER"):
+ # We need to do it this way or the library wont work.
+ # Using private_library=True will add symbol version which
+ # breaks preloading!
+ bld.SAMBA_LIBRARY('uid_wrapper',
+ source='uid_wrapper.c',
+ deps='dl pthread',
+ install=False,
+ realname='libuid-wrapper.so')