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* sysdeps/generic/bits/libc-lock.h: Same changes.

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This commit is contained in:
Roland McGrath
2001-08-24 03:25:40 +00:00
parent 0dce3d154c
commit edb6388469
6 changed files with 44 additions and 61 deletions
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19
bits/libc-lock.h
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@ -94,14 +94,23 @@
} while (0)
/* Start critical region with cleanup. */
#define __libc_cleanup_region_start(FCT, ARG)
/* Start a critical region with a cleanup function */
#define __libc_cleanup_region_start(DOIT, FCT, ARG) \
{ \
typeof (***(FCT)) *__save_FCT = (DOIT) ? (FCT) : 0; \
typeof (ARG) __save_ARG = ARG; \
/* close brace is in __libc_cleanup_region_end below. */
/* End critical region with cleanup. */
#define __libc_cleanup_region_end(DOIT)
/* End a critical region started with __libc_cleanup_region_start. */
#define __libc_cleanup_region_end(DOIT) \
if ((DOIT) && __save_FCT != 0) \
(*__save_FCT)(__save_ARG); \
}
/* Sometimes we have to exit the block in the middle. */
#define __libc_cleanup_end(DOIT)
#define __libc_cleanup_end(DOIT) \
if ((DOIT) && __save_FCT != 0) \
(*__save_FCT)(__save_ARG); \
/* We need portable names for some of the functions. */