diff options
Diffstat (limited to 'src/libstddjb/sig_stack.c')
-rw-r--r-- | src/libstddjb/sig_stack.c | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/src/libstddjb/sig_stack.c b/src/libstddjb/sig_stack.c deleted file mode 100644 index 88c78ec..0000000 --- a/src/libstddjb/sig_stack.c +++ /dev/null @@ -1,28 +0,0 @@ -/* ISC license. */ - -#include <skalibs/nonposix.h> -#include <errno.h> -#include <signal.h> -#include <skalibs/sig.h> -#include <skalibs/nsig.h> - -static struct skasigaction skasigstack[SKALIBS_NSIG-1][SIGSTACKSIZE] ; -static unsigned int sigsp[SKALIBS_NSIG-1] ; - -int sig_pusha (int sig, struct skasigaction const *ssa) -{ - if ((sig <= 0) || (sig >= SKALIBS_NSIG)) return (errno = EINVAL, -1) ; - if (sigsp[sig-1] >= SIGSTACKSIZE) return (errno = ENOBUFS, -1) ; - if (skasigaction(sig, ssa, &skasigstack[sig-1][sigsp[sig-1]]) == -1) - return -1 ; - return ++sigsp[sig-1] ; -} - -int sig_pop (int sig) -{ - if ((sig <= 0) || (sig >= SKALIBS_NSIG)) return (errno = EINVAL, -1) ; - if (!sigsp[sig-1]) return (errno = EFAULT, -1); - if (skasigaction(sig, &skasigstack[sig-1][sigsp[sig-1]-1], 0) == -1) - return -1 ; - return --sigsp[sig-1] ; -} |