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Minor execute changes

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This commit is contained in:
Michiel Broek 2004-03-02 22:05:58 +00:00
parent c73f337057
commit 2920650756
1 changed files with 14 additions and 3 deletions
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17
lib/execute.c
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@ -40,7 +40,7 @@ int _execute(char **, char *, char *, char *);
int _execute(char **args, char *in, char *out, char *err)
{
char buf[PATH_MAX];
int i, pid, status = 0, rc = 0;
int i, pid, terrno = 0, status = 0, rc = 0;
memset(&buf, 0, sizeof(buf));
for (i = 0; i < 16; i++) {
@ -76,6 +76,7 @@ int _execute(char **args, char *in, char *out, char *err)
exit(MBERR_EXEC_FAILED);
}
}
errno = 0;
rc = getpriority(PRIO_PROCESS, 0);
if (errno == 0) {
@ -96,12 +97,22 @@ int _execute(char **args, char *in, char *out, char *err)
e_pid = 0;
} while (((rc > 0) && (rc != pid)) || ((rc == -1) && (errno == EINTR)));
terrno = errno;
setpriority(PRIO_PROCESS, 0, 0);
errno = terrno;
switch (rc) {
case -1:
WriteError("$Wait returned %d, status %d,%d", rc,status>>8,status&0xff);
return 0;
/*
* Seems to be a problem on fast systems, hope it is ok.
*/
if (errno == ECHILD) {
Syslog('+', "Execute: no child process, this seems well");
return 0;
} else {
WriteError("$Wait returned %d, status %d,%d", rc,status>>8,status&0xff);
return -1;
}
case 0:
return 0;
default: