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top: follow ps lead, allow core dumps where applicable

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Reference(s):
Bug-Redhat: https://bugzilla.redhat.com/871825
commit c1f10d11bc
http://www.freelists.org/post/procps/PATCH-Allow-core-file-generation-by-ps-command-rhbz871825-rhbz512857

Signed-off-by: Jim Warner <james.warner@comcast.net>
This commit is contained in:
Jim Warner
2012-12-12 00:00:00 -06:00
committed by Craig Small
parent 7a7e402563
commit d747659ad8
3 changed files with 18 additions and 7 deletions
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22
top/top.c
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@@ -314,9 +314,8 @@ static const char *tg2 (int x, int y) {
/*###### Exit/Interrput routines #######################################*/
/*
* The real program end */
static void bye_bye (const char *str) NORETURN;
static void bye_bye (const char *str) {
* Reset the tty, if necessary */
static void at_eoj (void) {
if (Ttychanged) {
if (keypad_local) putp(keypad_local);
tcsetattr(STDIN_FILENO, TCSAFLUSH, &Tty_original);
@@ -325,9 +324,18 @@ static void bye_bye (const char *str) {
#ifndef RMAN_IGNORED
putp(Cap_smam);
#endif
putp("\n");
Ttychanged = 0;
}
fflush(stdout);
} // end:
/*
* The real program end */
static void bye_bye (const char *str) NORETURN;
static void bye_bye (const char *str) {
at_eoj(); // restore tty in preparation for exit
#ifdef ATEOJ_RPTSTD
{ proc_t *p;
if (!str && Ttychanged) { fprintf(stderr,
@@ -478,7 +486,6 @@ static void bye_bye (const char *str) {
fputs(str, stderr);
exit(EXIT_FAILURE);
}
putp("\n");
exit(EXIT_SUCCESS);
} // end: bye_bye
@@ -535,13 +542,16 @@ static void pause_pgm (void) {
/*
* Catches all remaining signals not otherwise handled */
static void sig_abexit (int sig) NORETURN;
static void sig_abexit (int sig) {
sigset_t ss;
sigfillset(&ss);
sigprocmask(SIG_BLOCK, &ss, NULL);
bye_bye(fmtmk(N_fmt(EXIT_signals_fmt), sig, signal_number_to_name(sig), Myname));
at_eoj(); // restore tty in preparation for exit
fprintf(stderr, N_fmt(EXIT_signals_fmt)
, sig, signal_number_to_name(sig), Myname);
signal(sig, SIG_DFL); // allow core dumps, if applicable
raise(sig); // ( plus set proper return code )
} // end: sig_abexit