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fix const-correctness in sigandset/sigorset arguments

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this change is consistent with the corresponding glibc functions and
is semantically const-correct. the incorrect argument types without
const seem to have been taken from erroneous man pages.
This commit is contained in:
Rich Felker
2014-01-07 02:50:34 -05:00
parent 2c5e756025
commit 3500555db3
3 changed files with 4 additions and 4 deletions
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4
include/signal.h
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@@ -227,8 +227,8 @@ typedef void (*sig_t)(int);
typedef void (*sighandler_t)(int); typedef void (*sighandler_t)(int);
void (*bsd_signal(int, void (*)(int)))(int); void (*bsd_signal(int, void (*)(int)))(int);
int sigisemptyset(const sigset_t *); int sigisemptyset(const sigset_t *);
int sigorset (sigset_t *, sigset_t *, sigset_t *); int sigorset (sigset_t *, const sigset_t *, const sigset_t *);
int sigandset(sigset_t *, sigset_t *, sigset_t *); int sigandset(sigset_t *, const sigset_t *, const sigset_t *);
#define SA_NOMASK SA_NODEFER #define SA_NOMASK SA_NODEFER
#define SA_ONESHOT SA_RESETHAND #define SA_ONESHOT SA_RESETHAND

2
src/signal/sigandset.c
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@@ -3,7 +3,7 @@
#define SST_SIZE (_NSIG/8/sizeof(long)) #define SST_SIZE (_NSIG/8/sizeof(long))
int sigandset(sigset_t *dest, sigset_t *left, sigset_t *right) int sigandset(sigset_t *dest, const sigset_t *left, const sigset_t *right)
{ {
unsigned long i = 0, *d = (void*) dest, *l = (void*) left, *r = (void*) right; unsigned long i = 0, *d = (void*) dest, *l = (void*) left, *r = (void*) right;
for(; i < SST_SIZE; i++) d[i] = l[i] & r[i]; for(; i < SST_SIZE; i++) d[i] = l[i] & r[i];

2
src/signal/sigorset.c
View File

@@ -3,7 +3,7 @@
#define SST_SIZE (_NSIG/8/sizeof(long)) #define SST_SIZE (_NSIG/8/sizeof(long))
int sigorset(sigset_t *dest, sigset_t *left, sigset_t *right) int sigorset(sigset_t *dest, const sigset_t *left, const sigset_t *right)
{ {
unsigned long i = 0, *d = (void*) dest, *l = (void*) left, *r = (void*) right; unsigned long i = 0, *d = (void*) dest, *l = (void*) left, *r = (void*) right;
for(; i < SST_SIZE; i++) d[i] = l[i] | r[i]; for(; i < SST_SIZE; i++) d[i] = l[i] | r[i];