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author | Gwenolé Beauchesne <gbeauchesne@mandriva.org> | 2003-02-18 16:48:11 +0000 |
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committer | Gwenolé Beauchesne <gbeauchesne@mandriva.org> | 2003-02-18 16:48:11 +0000 |
commit | 8182e7cfe7d9c60567e48b876282594395062530 (patch) | |
tree | bb743948c6e926539b030102b804b5708222e8d4 /mdk-stage1/dietlibc/lib/sigismember.c | |
parent | c93f95560d3fde9eaefcc62c454c67b8b5626fa7 (diff) | |
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Merge in CVS dietlibc 0.21 for IA-64 and X86-64 support. However, drop the
following architectures we currently don't support: arm, mips, mipsel, parisc,
s390, sparc64.
Diffstat (limited to 'mdk-stage1/dietlibc/lib/sigismember.c')
-rw-r--r-- | mdk-stage1/dietlibc/lib/sigismember.c | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/mdk-stage1/dietlibc/lib/sigismember.c b/mdk-stage1/dietlibc/lib/sigismember.c index 67a258884..8ffe9762a 100644 --- a/mdk-stage1/dietlibc/lib/sigismember.c +++ b/mdk-stage1/dietlibc/lib/sigismember.c @@ -1,21 +1,16 @@ -#define __USE_EXTERN_INLINES 1 #include <signal.h> +#include <errno.h> -# define __sigmask(sig) \ - (((unsigned long int) 1) << (((sig) - 1) % (8 * sizeof (unsigned long int)))) +#define __sigmask(sig) ( ((unsigned long)1) << (((sig)-1) % (8*sizeof(unsigned long))) ) +#define __sigword(sig) ( ((sig)-1) / (8*sizeof(unsigned long)) ) -# define __sigword(sig) (((sig) - 1) / (8 * sizeof (unsigned long int))) - -# define _SIGSET_NWORDS (1024 / (8 * sizeof (unsigned long int))) -typedef struct - { - unsigned long int __val[_SIGSET_NWORDS]; - } __sigset_t; - -int __sigismember(const __sigset_t *set, int signo) { - unsigned long int __mask = __sigmask (signo); - unsigned long int __word = __sigword (signo); - return (set->__val[__word] & __mask); +int sigismember(const sigset_t *set, int signo) { + if ((signo<1)||(signo>SIGRTMAX)) { + (*__errno_location())=EINVAL; + return -1; + } else { + unsigned long __mask = __sigmask (signo); + unsigned long __word = __sigword (signo); + return (set->sig[__word] & __mask)?1:0; + } } - -int sigismember(const sigset_t *env, int signo) __attribute__((weak,alias("__sigismember"))); |