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Use attribute availability.

Browse Source 
Bug: http://b/21952040
Change-Id: I3998d88bc6076d60ae5cf7efd112817f80f17971
This commit is contained in:
Dan Albert 2015-08-06 14:32:25 -07:00
parent ba9c170534
commit a6435a186d
4 changed files with 27 additions and 21 deletions
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12
libc/include/signal.h
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@ -105,15 +105,15 @@ struct sigaction {
extern int sigaction(int, const struct sigaction*, struct sigaction*);
_BIONIC_NOT_BEFORE_21(extern sighandler_t signal(int, sighandler_t);)
extern sighandler_t signal(int, sighandler_t) __INTRODUCED_IN(21);
extern int siginterrupt(int, int);
_BIONIC_NOT_BEFORE_21(extern int sigaddset(sigset_t*, int);)
_BIONIC_NOT_BEFORE_21(extern int sigdelset(sigset_t*, int);)
_BIONIC_NOT_BEFORE_21(extern int sigemptyset(sigset_t*);)
_BIONIC_NOT_BEFORE_21(extern int sigfillset(sigset_t*);)
_BIONIC_NOT_BEFORE_21(extern int sigismember(const sigset_t*, int);)
extern int sigaddset(sigset_t*, int) __INTRODUCED_IN(21);
extern int sigdelset(sigset_t*, int) __INTRODUCED_IN(21);
extern int sigemptyset(sigset_t*) __INTRODUCED_IN(21);
extern int sigfillset(sigset_t*) __INTRODUCED_IN(21);
extern int sigismember(const sigset_t*, int) __INTRODUCED_IN(21);
extern int sigpending(sigset_t*) __nonnull((1));
extern int sigprocmask(int, const sigset_t*, sigset_t*);

20
libc/include/stdlib.h
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@ -76,10 +76,10 @@ extern unsigned long long strtoull(const char *, char **, int);
extern int posix_memalign(void **memptr, size_t alignment, size_t size);
_BIONIC_NOT_BEFORE_21(extern double atof(const char*);)
extern double atof(const char*) __INTRODUCED_IN(21);
extern double strtod(const char*, char**) __LIBC_ABI_PUBLIC__;
_BIONIC_NOT_BEFORE_21(extern float strtof(const char*, char**) __LIBC_ABI_PUBLIC__;)
extern float strtof(const char*, char**) __LIBC_ABI_PUBLIC__ __INTRODUCED_IN(21);
extern long double strtold(const char*, char**) __LIBC_ABI_PUBLIC__;
extern long double strtold_l(const char *, char **, locale_t) __LIBC_ABI_PUBLIC__;
@ -90,9 +90,9 @@ extern int atoi(const char*) __purefunc;
extern long atol(const char*) __purefunc;
extern long long atoll(const char*) __purefunc;
_BIONIC_NOT_BEFORE_21(extern int abs(int) __pure2;)
_BIONIC_NOT_BEFORE_21(extern long labs(long) __pure2;)
_BIONIC_NOT_BEFORE_21(extern long long llabs(long long) __pure2;)
extern int abs(int) __pure2 __INTRODUCED_IN(21);
extern long labs(long) __pure2 __INTRODUCED_IN(21);
extern long long llabs(long long) __pure2 __INTRODUCED_IN(21);
extern char * realpath(const char *path, char *resolved);
extern int system(const char *string);
@ -109,9 +109,9 @@ void arc4random_buf(void*, size_t);
#define RAND_MAX 0x7fffffff
_BIONIC_NOT_BEFORE_21(int rand(void);)
int rand(void) __INTRODUCED_IN(21);
int rand_r(unsigned int*);
_BIONIC_NOT_BEFORE_21(void srand(unsigned int);)
void srand(unsigned int) __INTRODUCED_IN(21);
double drand48(void);
double erand48(unsigned short[3]);
@ -124,12 +124,12 @@ unsigned short* seed48(unsigned short[3]);
void srand48(long);
char* initstate(unsigned int, char*, size_t);
_BIONIC_NOT_BEFORE_21(long random(void);)
long random(void) __INTRODUCED_IN(21);
char* setstate(char*);
_BIONIC_NOT_BEFORE_21(void srandom(unsigned int);)
void srandom(unsigned int) __INTRODUCED_IN(21);
int getpt(void);
_BIONIC_NOT_BEFORE_21(int grantpt(int);)
int grantpt(int) __INTRODUCED_IN(21);
int posix_openpt(int);
char* ptsname(int);
int ptsname_r(int, char*, size_t);

14
libc/include/sys/cdefs.h
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@ -572,11 +572,17 @@
/* Used to rename functions so that the compiler emits a call to 'x' rather than the function this was applied to. */
#define __RENAME(x) __asm__(#x)
#if __ANDROID_API__ >= 21
#define _BIONIC_NOT_BEFORE_21(x) x
#ifdef __clang__
#define __AVAILABILITY(...) __attribute__((availability(android,__VA_ARGS__)))
#define __INTRODUCED_IN(api_level) __AVAILABILITY(introduced=api_level)
#define __DEPRECATED_IN(api_level) __AVAILABILITY(deprecated=api_level)
#define __REMOVED_IN(api_level) __AVAILABILITY(obsoleted=api_level)
#else
#define _BIONIC_NOT_BEFORE_21(x)
#endif /* __ANDROID_API__ >= 21 */
#define __AVAILABILITY(...)
#define __INTRODUCED_IN(api_level)
#define __DEPRECATED_IN(api_level)
#define __REMOVED_IN(api_level)
#endif // __clang__
#if __has_builtin(__builtin_umul_overflow) || __GNUC__ >= 5
#if __LP64__

2
libc/include/sys/stat.h
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@ -171,7 +171,7 @@ mode_t umask(mode_t mode) {
}
#endif /* defined(__BIONIC_FORTIFY) */
_BIONIC_NOT_BEFORE_21(extern int mkfifo(const char*, mode_t);)
extern int mkfifo(const char*, mode_t) __INTRODUCED_IN(21);
extern int mkfifoat(int, const char*, mode_t);
extern int fchmodat(int, const char*, mode_t, int);