include/tst_safe_macros.h - platform/external/ltp - Git at Google

 /*
  * Copyright (c) 2010-2015 Linux Test Project
  * Copyright (c) 2011-2015 Cyril Hrubis <chrubis@suse.cz>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 2 of the License, or
  * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */

 #ifndef TST_SAFE_MACROS_H__
 #define TST_SAFE_MACROS_H__

 #include <sys/mman.h>
 #include <sys/types.h>
 #include <sys/time.h>
 #include <sys/resource.h>
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <libgen.h>
 #include <signal.h>
 #include <stdarg.h>
 #include <unistd.h>
 #include <dirent.h>

 #include "safe_macros_fn.h"

 #define SAFE_BASENAME(path) \
 	safe_basename(__FILE__, __LINE__, NULL, (path))

 #define SAFE_CHDIR(path) \
 	safe_chdir(__FILE__, __LINE__, NULL, (path))

 #define SAFE_CLOSE(fd) do { \
 		safe_close(__FILE__, __LINE__, NULL, (fd)); \
 		fd = -1; \
 	} while (0)

 #define SAFE_CREAT(pathname, mode) \
 	safe_creat(__FILE__, __LINE__, NULL, (pathname), (mode))

 #define SAFE_DIRNAME(path) \
 	safe_dirname(__FILE__, __LINE__, NULL, (path))

 #define	SAFE_GETCWD(buf, size) \
 	safe_getcwd(__FILE__, __LINE__, NULL, (buf), (size))

 #define SAFE_GETPWNAM(name) \
 	safe_getpwnam(__FILE__, __LINE__, NULL, (name))

 #define SAFE_GETRUSAGE(who, usage) \
 	safe_getrusage(__FILE__, __LINE__, NULL, (who), (usage))

 #define SAFE_MALLOC(size) \
 	safe_malloc(__FILE__, __LINE__, NULL, (size))

 #define SAFE_MKDIR(pathname, mode) \
 	safe_mkdir(__FILE__, __LINE__, NULL, (pathname), (mode))

 #define SAFE_RMDIR(pathname) \
 	safe_rmdir(__FILE__, __LINE__, NULL, (pathname))

 #define SAFE_MUNMAP(addr, length) \
 	safe_munmap(__FILE__, __LINE__, NULL, (addr), (length))

 #define SAFE_OPEN(pathname, oflags, ...) \
 	safe_open(__FILE__, __LINE__, NULL, (pathname), (oflags), \
 	    ##__VA_ARGS__)

 #define SAFE_PIPE(fildes) \
 	safe_pipe(__FILE__, __LINE__, NULL, (fildes))

 #define SAFE_READ(len_strict, fildes, buf, nbyte) \
 	safe_read(__FILE__, __LINE__, NULL, (len_strict), (fildes), (buf), (nbyte))

 #define SAFE_PREAD(len_strict, fildes, buf, nbyte, offset) \
 	safe_pread(__FILE__, __LINE__, NULL, (len_strict), (fildes), \
 	           (buf), (nbyte), (offset))

 #define SAFE_SETEGID(egid) \
 	safe_setegid(__FILE__, __LINE__, NULL, (egid))

 #define SAFE_SETEUID(euid) \
 	safe_seteuid(__FILE__, __LINE__, NULL, (euid))

 #define SAFE_SETGID(gid) \
 	safe_setgid(__FILE__, __LINE__, NULL, (gid))

 #define SAFE_SETUID(uid) \
 	safe_setuid(__FILE__, __LINE__, NULL, (uid))

 #define SAFE_GETRESUID(ruid, euid, suid) \
 	safe_getresuid(__FILE__, __LINE__, NULL, (ruid), (euid), (suid))

 #define SAFE_GETRESGID(rgid, egid, sgid) \
 	safe_getresgid(__FILE__, __LINE__, NULL, (rgid), (egid), (sgid))

 static inline int safe_setpgid(const char *file, const int lineno,
                                pid_t pid, pid_t pgid)
 {
 	int rval;

 	rval = setpgid(pid, pgid);
 	if (rval) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 		         "setpgid(%i, %i) failed", pid, pgid);
 	}

 	return rval;
 }
 #define SAFE_SETPGID(pid, pgid) \
 	safe_setpgid(__FILE__, __LINE__, (pid), (pgid));

 #define SAFE_UNLINK(pathname) \
 	safe_unlink(__FILE__, __LINE__, NULL, (pathname))

 #define SAFE_LINK(oldpath, newpath) \
         safe_link(__FILE__, __LINE__, NULL, (oldpath), (newpath))

 #define SAFE_LINKAT(olddirfd, oldpath, newdirfd, newpath, flags) \
 	safe_linkat(__FILE__, __LINE__, NULL, (olddirfd), (oldpath), \
 		    (newdirfd), (newpath), (flags))

 #define SAFE_READLINK(path, buf, bufsize) \
 	safe_readlink(__FILE__, __LINE__, NULL, (path), (buf), (bufsize))

 #define SAFE_SYMLINK(oldpath, newpath) \
         safe_symlink(__FILE__, __LINE__, NULL, (oldpath), (newpath))

 #define SAFE_WRITE(len_strict, fildes, buf, nbyte) \
 	safe_write(__FILE__, __LINE__, NULL, (len_strict), (fildes), (buf), (nbyte))

 #define SAFE_PWRITE(len_strict, fildes, buf, nbyte, offset) \
 	safe_pwrite(__FILE__, __LINE__, NULL, (len_strict), (fildes), \
 	            (buf), (nbyte), (offset))

 #define SAFE_STRTOL(str, min, max) \
 	safe_strtol(__FILE__, __LINE__, NULL, (str), (min), (max))

 #define SAFE_STRTOUL(str, min, max) \
 	safe_strtoul(__FILE__, __LINE__, NULL, (str), (min), (max))

 #define SAFE_SYSCONF(name) \
 	safe_sysconf(__FILE__, __LINE__, NULL, name)

 #define SAFE_CHMOD(path, mode) \
 	safe_chmod(__FILE__, __LINE__, NULL, (path), (mode))

 #define SAFE_FCHMOD(fd, mode) \
 	safe_fchmod(__FILE__, __LINE__, NULL, (fd), (mode))

 #define SAFE_CHOWN(path, owner, group) \
 	safe_chown(__FILE__, __LINE__, NULL, (path), (owner), (group))

 #define SAFE_FCHOWN(fd, owner, group) \
 	safe_fchown(__FILE__, __LINE__, NULL, (fd), (owner), (group))

 #define SAFE_WAIT(status) \
         safe_wait(__FILE__, __LINE__, NULL, (status))

 #define SAFE_WAITPID(pid, status, opts) \
         safe_waitpid(__FILE__, __LINE__, NULL, (pid), (status), (opts))

 #define SAFE_KILL(pid, sig) \
 	safe_kill(__FILE__, __LINE__, NULL, (pid), (sig))

 #define SAFE_MEMALIGN(alignment, size) \
 	safe_memalign(__FILE__, __LINE__, NULL, (alignment), (size))

 #define SAFE_MKFIFO(pathname, mode) \
 	safe_mkfifo(__FILE__, __LINE__, NULL, (pathname), (mode))

 #define SAFE_RENAME(oldpath, newpath) \
 	safe_rename(__FILE__, __LINE__, NULL, (oldpath), (newpath))

 #define SAFE_MOUNT(source, target, filesystemtype, \
 		   mountflags, data) \
 	safe_mount(__FILE__, __LINE__, NULL, (source), (target), \
 		   (filesystemtype), (mountflags), (data))

 #define SAFE_UMOUNT(target) \
 	safe_umount(__FILE__, __LINE__, NULL, (target))

 #define SAFE_OPENDIR(name) \
 	safe_opendir(__FILE__, __LINE__, NULL, (name))

 #define SAFE_CLOSEDIR(dirp) \
 	safe_closedir(__FILE__, __LINE__, NULL, (dirp))

 #define SAFE_READDIR(dirp) \
 	safe_readdir(__FILE__, __LINE__, NULL, (dirp))

 #define SAFE_IOCTL(fd, request, ...)                         \
 	({int ret = ioctl(fd, request, ##__VA_ARGS__);       \
 	  ret < 0 ?                                          \
 	   tst_brk(TBROK | TERRNO,                           \
 	            "ioctl(%i,%s,...) failed", fd, #request) \
 	 : ret;})

 #define SAFE_FCNTL(fd, cmd, ...)                            \
 	({int ret = fcntl(fd, cmd, ##__VA_ARGS__);          \
 	  ret == -1 ?                                       \
 	   tst_brk(TBROK | TERRNO,                          \
 	            "fcntl(%i,%s,...) failed", fd, #cmd), 0 \
 	 : ret;})

 /*
  * following functions are inline because the behaviour may depend on
  * -D_FILE_OFFSET_BITS=64 -DOFF_T=off64_t compile flags
  */

 static inline void *safe_mmap(const char *file, const int lineno,
                               void *addr, size_t length,
                               int prot, int flags, int fd, off_t offset)
 {
 	void *rval;

 	rval = mmap(addr, length, prot, flags, fd, offset);
 	if (rval == MAP_FAILED) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 			"mmap(%p,%zu,%d,%d,%d,%ld) failed",
 			addr, length, prot, flags, fd, (long) offset);
 	}

 	return rval;
 }
 #define SAFE_MMAP(addr, length, prot, flags, fd, offset) \
 	safe_mmap(__FILE__, __LINE__, (addr), (length), (prot), \
 	(flags), (fd), (offset))

 static inline int safe_ftruncate(const char *file, const int lineno,
                                  int fd, off_t length)
 {
 	int rval;

 	rval = ftruncate(fd, length);
 	if (rval == -1) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 			 "ftruncate(%d,%ld) failed",
 			 fd, (long)length);
 	}

 	return rval;
 }
 #define SAFE_FTRUNCATE(fd, length) \
 	safe_ftruncate(__FILE__, __LINE__, (fd), (length))

 static inline int safe_truncate(const char *file, const int lineno,
                                 const char *path, off_t length)
 {
 	int rval;

 	rval = truncate(path, length);
 	if (rval == -1) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 			 "truncate(%s,%ld) failed",
 			 path, (long)length);
 	}

 	return rval;
 }
 #define SAFE_TRUNCATE(path, length) \
 	safe_truncate(__FILE__, __LINE__, (path), (length))

 static inline int safe_stat(const char *file, const int lineno,
                             const char *path, struct stat *buf)
 {
 	int rval;

 	rval = stat(path, buf);

 	if (rval == -1) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 			 "stat(%s,%p) failed", path, buf);
 	}

 	return rval;
 }
 #define SAFE_STAT(path, buf) \
 	safe_stat(__FILE__, __LINE__, (path), (buf))

 static inline int safe_fstat(const char *file, const int lineno,
                              int fd, struct stat *buf)
 {
 	int rval;

 	rval = fstat(fd, buf);

 	if (rval == -1) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 			"fstat(%d,%p) failed", fd, buf);
 	}

 	return rval;
 }
 #define SAFE_FSTAT(fd, buf) \
 	safe_fstat(__FILE__, __LINE__, (fd), (buf))

 static inline int safe_lstat(const char *file, const int lineno,
 	const char *path, struct stat *buf)
 {
 	int rval;

 	rval = lstat(path, buf);

 	if (rval == -1) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 			"lstat(%s,%p) failed", path, buf);
 	}

 	return rval;
 }
 #define SAFE_LSTAT(path, buf) \
 	safe_lstat(__FILE__, __LINE__, (path), (buf))

 static inline off_t safe_lseek(const char *file, const int lineno,
                                int fd, off_t offset, int whence)
 {
 	off_t rval;

 	rval = lseek(fd, offset, whence);

 	if (rval == (off_t) -1) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 			"lseek(%d,%ld,%d) failed",
 			fd, (long)offset, whence);
 	}

 	return rval;
 }
 #define SAFE_LSEEK(fd, offset, whence) \
 	safe_lseek(__FILE__, __LINE__, (fd), (offset), (whence))

 static inline int safe_getrlimit(const char *file, const int lineno,
                                  int resource, struct rlimit *rlim)
 {
 	int rval;

 	rval = getrlimit(resource, rlim);

 	if (rval == -1) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 			"getrlimit(%d,%p) failed",
 			resource, rlim);
 	}

 	return rval;
 }
 #define SAFE_GETRLIMIT(resource, rlim) \
 	safe_getrlimit(__FILE__, __LINE__, (resource), (rlim))

 static inline int safe_setrlimit(const char *file, const int lineno,
                                  int resource, const struct rlimit *rlim)
 {
 	int rval;

 	rval = setrlimit(resource, rlim);

 	if (rval == -1) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 			 "setrlimit(%d,%p) failed",
 			 resource, rlim);
 	}

 	return rval;
 }
 #define SAFE_SETRLIMIT(resource, rlim) \
 	safe_setrlimit(__FILE__, __LINE__, (resource), (rlim))

 typedef void (*sighandler_t)(int);
 static inline sighandler_t safe_signal(const char *file, const int lineno,
 				       int signum, sighandler_t handler)
 {
 	sighandler_t rval;

 	rval = signal(signum, handler);

 	if (rval == SIG_ERR) {
 		tst_brk_(file, lineno, TBROK | TERRNO,
 			"signal(%d,%p) failed",
 			signum, handler);
 	}

 	return rval;
 }

 #define SAFE_SIGNAL(signum, handler) \
 	safe_signal(__FILE__, __LINE__, (signum), (handler))

 #endif /* SAFE_MACROS_H__ */
	/*
	* Copyright (c) 2010-2015 Linux Test Project
	* Copyright (c) 2011-2015 Cyril Hrubis <chrubis@suse.cz>
	*
	* This program is free software: you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation, either version 2 of the License, or
	* (at your option) any later version.
	*
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License
	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	*/

	#ifndef TST_SAFE_MACROS_H__
	#define TST_SAFE_MACROS_H__

	#include <sys/mman.h>
	#include <sys/types.h>
	#include <sys/time.h>
	#include <sys/resource.h>
	#include <sys/stat.h>
	#include <fcntl.h>
	#include <libgen.h>
	#include <signal.h>
	#include <stdarg.h>
	#include <unistd.h>
	#include <dirent.h>

	#include "safe_macros_fn.h"

	#define SAFE_BASENAME(path) \
	safe_basename(__FILE__, __LINE__, NULL, (path))

	#define SAFE_CHDIR(path) \
	safe_chdir(__FILE__, __LINE__, NULL, (path))

	#define SAFE_CLOSE(fd) do { \
	safe_close(__FILE__, __LINE__, NULL, (fd)); \
	fd = -1; \
	} while (0)

	#define SAFE_CREAT(pathname, mode) \
	safe_creat(__FILE__, __LINE__, NULL, (pathname), (mode))

	#define SAFE_DIRNAME(path) \
	safe_dirname(__FILE__, __LINE__, NULL, (path))

	#define SAFE_GETCWD(buf, size) \
	safe_getcwd(__FILE__, __LINE__, NULL, (buf), (size))

	#define SAFE_GETPWNAM(name) \
	safe_getpwnam(__FILE__, __LINE__, NULL, (name))

	#define SAFE_GETRUSAGE(who, usage) \
	safe_getrusage(__FILE__, __LINE__, NULL, (who), (usage))

	#define SAFE_MALLOC(size) \
	safe_malloc(__FILE__, __LINE__, NULL, (size))

	#define SAFE_MKDIR(pathname, mode) \
	safe_mkdir(__FILE__, __LINE__, NULL, (pathname), (mode))

	#define SAFE_RMDIR(pathname) \
	safe_rmdir(__FILE__, __LINE__, NULL, (pathname))

	#define SAFE_MUNMAP(addr, length) \
	safe_munmap(__FILE__, __LINE__, NULL, (addr), (length))

	#define SAFE_OPEN(pathname, oflags, ...) \
	safe_open(__FILE__, __LINE__, NULL, (pathname), (oflags), \
	##__VA_ARGS__)

	#define SAFE_PIPE(fildes) \
	safe_pipe(__FILE__, __LINE__, NULL, (fildes))

	#define SAFE_READ(len_strict, fildes, buf, nbyte) \
	safe_read(__FILE__, __LINE__, NULL, (len_strict), (fildes), (buf), (nbyte))

	#define SAFE_PREAD(len_strict, fildes, buf, nbyte, offset) \
	safe_pread(__FILE__, __LINE__, NULL, (len_strict), (fildes), \
	(buf), (nbyte), (offset))

	#define SAFE_SETEGID(egid) \
	safe_setegid(__FILE__, __LINE__, NULL, (egid))

	#define SAFE_SETEUID(euid) \
	safe_seteuid(__FILE__, __LINE__, NULL, (euid))

	#define SAFE_SETGID(gid) \
	safe_setgid(__FILE__, __LINE__, NULL, (gid))

	#define SAFE_SETUID(uid) \
	safe_setuid(__FILE__, __LINE__, NULL, (uid))

	#define SAFE_GETRESUID(ruid, euid, suid) \
	safe_getresuid(__FILE__, __LINE__, NULL, (ruid), (euid), (suid))

	#define SAFE_GETRESGID(rgid, egid, sgid) \
	safe_getresgid(__FILE__, __LINE__, NULL, (rgid), (egid), (sgid))

	static inline int safe_setpgid(const char *file, const int lineno,
	pid_t pid, pid_t pgid)
	{
	int rval;

	rval = setpgid(pid, pgid);
	if (rval) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"setpgid(%i, %i) failed", pid, pgid);
	}

	return rval;
	}
	#define SAFE_SETPGID(pid, pgid) \
	safe_setpgid(__FILE__, __LINE__, (pid), (pgid));

	#define SAFE_UNLINK(pathname) \
	safe_unlink(__FILE__, __LINE__, NULL, (pathname))

	#define SAFE_LINK(oldpath, newpath) \
	safe_link(__FILE__, __LINE__, NULL, (oldpath), (newpath))

	#define SAFE_LINKAT(olddirfd, oldpath, newdirfd, newpath, flags) \
	safe_linkat(__FILE__, __LINE__, NULL, (olddirfd), (oldpath), \
	(newdirfd), (newpath), (flags))

	#define SAFE_READLINK(path, buf, bufsize) \
	safe_readlink(__FILE__, __LINE__, NULL, (path), (buf), (bufsize))

	#define SAFE_SYMLINK(oldpath, newpath) \
	safe_symlink(__FILE__, __LINE__, NULL, (oldpath), (newpath))

	#define SAFE_WRITE(len_strict, fildes, buf, nbyte) \
	safe_write(__FILE__, __LINE__, NULL, (len_strict), (fildes), (buf), (nbyte))

	#define SAFE_PWRITE(len_strict, fildes, buf, nbyte, offset) \
	safe_pwrite(__FILE__, __LINE__, NULL, (len_strict), (fildes), \
	(buf), (nbyte), (offset))

	#define SAFE_STRTOL(str, min, max) \
	safe_strtol(__FILE__, __LINE__, NULL, (str), (min), (max))

	#define SAFE_STRTOUL(str, min, max) \
	safe_strtoul(__FILE__, __LINE__, NULL, (str), (min), (max))

	#define SAFE_SYSCONF(name) \
	safe_sysconf(__FILE__, __LINE__, NULL, name)

	#define SAFE_CHMOD(path, mode) \
	safe_chmod(__FILE__, __LINE__, NULL, (path), (mode))

	#define SAFE_FCHMOD(fd, mode) \
	safe_fchmod(__FILE__, __LINE__, NULL, (fd), (mode))

	#define SAFE_CHOWN(path, owner, group) \
	safe_chown(__FILE__, __LINE__, NULL, (path), (owner), (group))

	#define SAFE_FCHOWN(fd, owner, group) \
	safe_fchown(__FILE__, __LINE__, NULL, (fd), (owner), (group))

	#define SAFE_WAIT(status) \
	safe_wait(__FILE__, __LINE__, NULL, (status))

	#define SAFE_WAITPID(pid, status, opts) \
	safe_waitpid(__FILE__, __LINE__, NULL, (pid), (status), (opts))

	#define SAFE_KILL(pid, sig) \
	safe_kill(__FILE__, __LINE__, NULL, (pid), (sig))

	#define SAFE_MEMALIGN(alignment, size) \
	safe_memalign(__FILE__, __LINE__, NULL, (alignment), (size))

	#define SAFE_MKFIFO(pathname, mode) \
	safe_mkfifo(__FILE__, __LINE__, NULL, (pathname), (mode))

	#define SAFE_RENAME(oldpath, newpath) \
	safe_rename(__FILE__, __LINE__, NULL, (oldpath), (newpath))

	#define SAFE_MOUNT(source, target, filesystemtype, \
	mountflags, data) \
	safe_mount(__FILE__, __LINE__, NULL, (source), (target), \
	(filesystemtype), (mountflags), (data))

	#define SAFE_UMOUNT(target) \
	safe_umount(__FILE__, __LINE__, NULL, (target))

	#define SAFE_OPENDIR(name) \
	safe_opendir(__FILE__, __LINE__, NULL, (name))

	#define SAFE_CLOSEDIR(dirp) \
	safe_closedir(__FILE__, __LINE__, NULL, (dirp))

	#define SAFE_READDIR(dirp) \
	safe_readdir(__FILE__, __LINE__, NULL, (dirp))

	#define SAFE_IOCTL(fd, request, ...) \
	({int ret = ioctl(fd, request, ##__VA_ARGS__); \
	ret < 0 ? \
	tst_brk(TBROK \| TERRNO, \
	"ioctl(%i,%s,...) failed", fd, #request) \
	: ret;})

	#define SAFE_FCNTL(fd, cmd, ...) \
	({int ret = fcntl(fd, cmd, ##__VA_ARGS__); \
	ret == -1 ? \
	tst_brk(TBROK \| TERRNO, \
	"fcntl(%i,%s,...) failed", fd, #cmd), 0 \
	: ret;})

	/*
	* following functions are inline because the behaviour may depend on
	* -D_FILE_OFFSET_BITS=64 -DOFF_T=off64_t compile flags
	*/

	static inline void safe_mmap(const char file, const int lineno,
	void *addr, size_t length,
	int prot, int flags, int fd, off_t offset)
	{
	void *rval;

	rval = mmap(addr, length, prot, flags, fd, offset);
	if (rval == MAP_FAILED) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"mmap(%p,%zu,%d,%d,%d,%ld) failed",
	addr, length, prot, flags, fd, (long) offset);
	}

	return rval;
	}
	#define SAFE_MMAP(addr, length, prot, flags, fd, offset) \
	safe_mmap(__FILE__, __LINE__, (addr), (length), (prot), \
	(flags), (fd), (offset))

	static inline int safe_ftruncate(const char *file, const int lineno,
	int fd, off_t length)
	{
	int rval;

	rval = ftruncate(fd, length);
	if (rval == -1) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"ftruncate(%d,%ld) failed",
	fd, (long)length);
	}

	return rval;
	}
	#define SAFE_FTRUNCATE(fd, length) \
	safe_ftruncate(__FILE__, __LINE__, (fd), (length))

	static inline int safe_truncate(const char *file, const int lineno,
	const char *path, off_t length)
	{
	int rval;

	rval = truncate(path, length);
	if (rval == -1) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"truncate(%s,%ld) failed",
	path, (long)length);
	}

	return rval;
	}
	#define SAFE_TRUNCATE(path, length) \
	safe_truncate(__FILE__, __LINE__, (path), (length))

	static inline int safe_stat(const char *file, const int lineno,
	const char path, struct stat buf)
	{
	int rval;

	rval = stat(path, buf);

	if (rval == -1) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"stat(%s,%p) failed", path, buf);
	}

	return rval;
	}
	#define SAFE_STAT(path, buf) \
	safe_stat(__FILE__, __LINE__, (path), (buf))

	static inline int safe_fstat(const char *file, const int lineno,
	int fd, struct stat *buf)
	{
	int rval;

	rval = fstat(fd, buf);

	if (rval == -1) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"fstat(%d,%p) failed", fd, buf);
	}

	return rval;
	}
	#define SAFE_FSTAT(fd, buf) \
	safe_fstat(__FILE__, __LINE__, (fd), (buf))

	static inline int safe_lstat(const char *file, const int lineno,
	const char path, struct stat buf)
	{
	int rval;

	rval = lstat(path, buf);

	if (rval == -1) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"lstat(%s,%p) failed", path, buf);
	}

	return rval;
	}
	#define SAFE_LSTAT(path, buf) \
	safe_lstat(__FILE__, __LINE__, (path), (buf))

	static inline off_t safe_lseek(const char *file, const int lineno,
	int fd, off_t offset, int whence)
	{
	off_t rval;

	rval = lseek(fd, offset, whence);

	if (rval == (off_t) -1) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"lseek(%d,%ld,%d) failed",
	fd, (long)offset, whence);
	}

	return rval;
	}
	#define SAFE_LSEEK(fd, offset, whence) \
	safe_lseek(__FILE__, __LINE__, (fd), (offset), (whence))

	static inline int safe_getrlimit(const char *file, const int lineno,
	int resource, struct rlimit *rlim)
	{
	int rval;

	rval = getrlimit(resource, rlim);

	if (rval == -1) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"getrlimit(%d,%p) failed",
	resource, rlim);
	}

	return rval;
	}
	#define SAFE_GETRLIMIT(resource, rlim) \
	safe_getrlimit(__FILE__, __LINE__, (resource), (rlim))

	static inline int safe_setrlimit(const char *file, const int lineno,
	int resource, const struct rlimit *rlim)
	{
	int rval;

	rval = setrlimit(resource, rlim);

	if (rval == -1) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"setrlimit(%d,%p) failed",
	resource, rlim);
	}

	return rval;
	}
	#define SAFE_SETRLIMIT(resource, rlim) \
	safe_setrlimit(__FILE__, __LINE__, (resource), (rlim))

	typedef void (*sighandler_t)(int);
	static inline sighandler_t safe_signal(const char *file, const int lineno,
	int signum, sighandler_t handler)
	{
	sighandler_t rval;

	rval = signal(signum, handler);

	if (rval == SIG_ERR) {
	tst_brk_(file, lineno, TBROK \| TERRNO,
	"signal(%d,%p) failed",
	signum, handler);
	}

	return rval;
	}

	#define SAFE_SIGNAL(signum, handler) \
	safe_signal(__FILE__, __LINE__, (signum), (handler))

	#endif /* SAFE_MACROS_H__ */