Revision 3de4a44308d5c84c468f3fb69a3c3f3092eaf369 authored by Mike Ralphson on 15 July 2009, 14:34:24 UTC, committed by Junio C Hamano on 18 July 2009, 23:57:49 UTC
Reorder tests introduced in fef3a7cc and 54d5cc0e so an intermittent but unimportant failure on the CVS side related to the former does not interfere with what is actually being tested. Signed-off-by: Mike Ralphson <mike@abacus.co.uk> Tested-by: Tommy Nordgren <tommy.nordgren@comhem.se> Signed-off-by: Junio C Hamano <gitster@pobox.com>
1 parent 58b1ef2
sigchain.c
#include "sigchain.h"
#include "cache.h"
#define SIGCHAIN_MAX_SIGNALS 32
struct sigchain_signal {
sigchain_fun *old;
int n;
int alloc;
};
static struct sigchain_signal signals[SIGCHAIN_MAX_SIGNALS];
static void check_signum(int sig)
{
if (sig < 1 || sig >= SIGCHAIN_MAX_SIGNALS)
die("BUG: signal out of range: %d", sig);
}
int sigchain_push(int sig, sigchain_fun f)
{
struct sigchain_signal *s = signals + sig;
check_signum(sig);
ALLOC_GROW(s->old, s->n + 1, s->alloc);
s->old[s->n] = signal(sig, f);
if (s->old[s->n] == SIG_ERR)
return -1;
s->n++;
return 0;
}
int sigchain_pop(int sig)
{
struct sigchain_signal *s = signals + sig;
check_signum(sig);
if (s->n < 1)
return 0;
if (signal(sig, s->old[s->n - 1]) == SIG_ERR)
return -1;
s->n--;
return 0;
}
void sigchain_push_common(sigchain_fun f)
{
sigchain_push(SIGINT, f);
sigchain_push(SIGHUP, f);
sigchain_push(SIGTERM, f);
sigchain_push(SIGQUIT, f);
sigchain_push(SIGPIPE, f);
}
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