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am 0baf2ca3: Merge "Fix <features.h> (_BSD_SOURCE and _GNU_SOURCE)."

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* commit '0baf2ca34c7d9ec067b1f33bad69782c2dedc231':
  Fix <features.h> (_BSD_SOURCE and _GNU_SOURCE).
This commit is contained in:
Elliott Hughes
2014-08-19 00:41:14 +00:00
committed by Android Git Automerger
parent c228979648 0baf2ca34c
commit 38ba927c35
7 changed files with 20 additions and 16 deletions
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2
libc/bionic/clone.cpp
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@@ -26,7 +26,7 @@
* SUCH DAMAGE.
*/
#define __GNU_SOURCE 1
#define _GNU_SOURCE 1
#include <sched.h>
#include <stdlib.h>
#include <stdarg.h>

15
libc/include/features.h
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@@ -25,18 +25,17 @@
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _FEATURES_H_
#define _FEATURES_H_
/* certain Linux-specific programs expect a <features.h> header file
* that defines various features macros
*/
#if defined(_BSD_SOURCE)
# define __USE_BSD 1
#endif
/* we do include a number of BSD extensions */
#define _BSD_SOURCE 1
/* we do include a number of GNU extensions */
#define _GNU_SOURCE 1
#if defined(_GNU_SOURCE)
# define __USE_GNU 1
#endif
/* C95 support */
#undef __USE_ISOC95

5
libc/include/sched.h
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@@ -28,6 +28,7 @@
#ifndef _SCHED_H_
#define _SCHED_H_
#include <features.h>
#include <sys/cdefs.h>
#include <sys/time.h>
@@ -52,7 +53,7 @@ extern int sched_setparam(pid_t, const struct sched_param*);
extern int sched_getparam(pid_t, struct sched_param*);
extern int sched_rr_get_interval(pid_t, struct timespec*);
#ifdef _GNU_SOURCE
#if defined(__USE_GNU)
extern int clone(int (*)(void*), void*, int, void*, ...);
extern int unshare(int);
@@ -146,7 +147,7 @@ extern void __sched_cpufree(cpu_set_t* set);
extern int __sched_cpucount(size_t setsize, cpu_set_t* set);
#endif /* _GNU_SOURCE */
#endif /* __USE_GNU */
__END_DECLS

5
libc/include/unistd.h
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@@ -28,6 +28,7 @@
#ifndef _UNISTD_H_
#define _UNISTD_H_
#include <features.h>
#include <stddef.h>
#include <sys/cdefs.h>
#include <sys/types.h>
@@ -112,7 +113,7 @@ extern int chdir(const char *);
extern int fchdir(int);
extern int rmdir(const char *);
extern int pipe(int *);
#ifdef _GNU_SOURCE
#if defined(__USE_GNU)
extern int pipe2(int *, int);
#endif
extern int chroot(const char *);
@@ -143,7 +144,7 @@ extern ssize_t pwrite64(int, const void *, size_t, off64_t);
extern int dup(int);
extern int dup2(int, int);
#ifdef _GNU_SOURCE
#if defined(__USE_GNU)
extern int dup3(int, int, int);
#endif
extern int fcntl(int, int, ...);

5
libm/include/math.h
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@@ -17,6 +17,7 @@
#ifndef _MATH_H_
#define _MATH_H_
#include <features.h>
#include <sys/cdefs.h>
#include <limits.h>
@@ -462,11 +463,11 @@ long double truncl(long double);
#endif /* __ISO_C_VISIBLE >= 1999 */
#if defined(_GNU_SOURCE)
#if defined(__USE_GNU)
void sincos(double, double*, double*);
void sincosf(float, float*, float*);
void sincosl(long double, long double*, long double*);
#endif /* _GNU_SOURCE */
#endif /* __USE_GNU */
#pragma GCC visibility pop
__END_DECLS

2
libm/sincos.c
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@@ -22,8 +22,8 @@
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#define _GNU_SOURCE 1
#include <math.h>

2
tests/math_sincos_test.cpp
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@@ -14,6 +14,8 @@
* limitations under the License.
*/
#define _GNU_SOURCE 1
#include <math.h>
#include <gtest/gtest.h>