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| author | Rich Felker <dalias@aerifal.cx> | 2018-09-05 12:43:34 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2018-09-05 14:05:14 -0400 |
| commit | 9b95fd0944e4206949e90633c3fed088202810ec (patch) | |
| tree | 4af9c66139abfef78854aca3200f836153727c23 /src/thread/pthread_cancel.c | |
| parent | 2de29bc994029b903a366b8a4a9f8c3c3ee2be90 (diff) | |
| download | musl-9b95fd0944e4206949e90633c3fed088202810ec.tar.gz | |
define and use internal macros for hidden visibility, weak refs
this cleans up what had become widespread direct inline use of "GNU C"
style attributes directly in the source, and lowers the barrier to
increased use of hidden visibility, which will be useful to recovering
some of the efficiency lost when the protected visibility hack was
dropped in commit dc2f368e565c37728b0d620380b849c3a1ddd78f, especially
on archs where the PLT ABI is costly.
Diffstat (limited to 'src/thread/pthread_cancel.c')
| -rw-r--r-- | src/thread/pthread_cancel.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/thread/pthread_cancel.c b/src/thread/pthread_cancel.c index 5d458af2..43f8d405 100644 --- a/src/thread/pthread_cancel.c +++ b/src/thread/pthread_cancel.c @@ -4,8 +4,7 @@ #include "syscall.h" #include "libc.h" -__attribute__((__visibility__("hidden"))) -long __cancel(), __syscall_cp_asm(), __syscall_cp_c(); +hidden long __cancel(), __syscall_cp_asm(), __syscall_cp_c(); long __cancel() { @@ -45,8 +44,7 @@ static void _sigaddset(sigset_t *set, int sig) set->__bits[s/8/sizeof *set->__bits] |= 1UL<<(s&8*sizeof *set->__bits-1); } -__attribute__((__visibility__("hidden"))) -extern const char __cp_begin[1], __cp_end[1], __cp_cancel[1]; +extern hidden const char __cp_begin[1], __cp_end[1], __cp_cancel[1]; static void cancel_handler(int sig, siginfo_t *si, void *ctx) { |