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Fix sigaddset/sigdelset/sigismember macros to support signals above 16.

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The versions in the GNO 2.0.6 headers are broken--they don't account for int being 16-bit, so they cut off the higher signals.
This commit is contained in:
Stephen Heumann 2014-12-28 16:06:45 -06:00
parent 01dbfccea6
commit ba2aa925bc
1 changed files with 9 additions and 0 deletions
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9
include/libbb.h
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@ -24,6 +24,15 @@
# define sigemptyset(s) __sigemptyset(s)
# define sigisemptyset(s) __sigisemptyset(s)
#endif
#ifdef __GNO__
/* Redefine these because GNO 2.0.6 definitions only support signals up to 16 */
# undef sigaddset
# undef sigdelset
# undef sigismember
# define sigaddset(set, signo) (*(set) |= (sigset_t)1 << ((signo) - 1), 0)
# define sigdelset(set, signo) (*(set) &= ~((sigset_t)1 << ((signo) - 1)), 0)
# define sigismember(set, signo) ((*(set) & ((sigset_t)1 << ((signo) - 1))) != 0)
#endif
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>