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dont muck with signal handlers already installed

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This commit is contained in:
Jeff Hill
1995-08-12 00:31:37 +00:00
parent d9e3f09760
commit c7005b4783
1 changed files with 30 additions and 9 deletions
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39
src/ca/posix_depen.c
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@@ -95,7 +95,15 @@ void cac_mux_io(struct timeval *ptimeout)
*/
void cac_block_for_io_completion(struct timeval *pTV)
{
cac_mux_io(pTV);
cac_mux_io (pTV);
}
/*
* cac_block_for_sg_completion()
*/
void cac_block_for_sg_completion(CASG *pcasg, struct timeval *pTV)
{
cac_mux_io (pTV);
}
@@ -117,12 +125,6 @@ void os_specific_sg_delete(CASG *pcasg)
{
}
void cac_block_for_sg_completion(CASG *pcasg, struct timeval *pTV)
{
cac_mux_io(pTV);
}
/*
* CAC_ADD_TASK_VARIABLE()
@@ -140,17 +142,36 @@ int cac_add_task_variable(struct ca_static *ca_temp)
int cac_os_depen_init(struct ca_static *pcas)
{
int status;
struct sigaction sa;
ca_static = pcas;
/*
* dont allow disconnect to terminate process
* when running in UNIX enviroment
* when running in UNIX environment
*
* allow error to be returned to sendto()
* instead of handling disconnect at interrupt
*/
signal(SIGPIPE,SIG_IGN);
status = sigaction(SIGPIPE, NULL, &sa);
if (status==0) {
if (sa.sa_handler == SIG_DFL) {
sa.sa_handler = SIG_IGN;
status = sigaction(SIGPIPE, &sa, NULL);
if (status) {
ca_printf(
"%s: Error from signal replace was \"%s\"\n",
__FILE__,
strerror(MYERRNO));
}
}
}
else {
ca_printf(
"%s: Error from signal query was \"%s\"\n",
__FILE__,
strerror(MYERRNO));
}
status = ca_os_independent_init ();