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Added more debugging info in launch

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This commit is contained in:
Michiel Broek 2006-02-01 20:55:45 +00:00
parent e9379b22dc
commit b616434879
1 changed files with 11 additions and 1 deletions
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10
mbtask/mbtask.c
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@ -449,32 +449,40 @@ pid_t launch(char *cmd, char *opts, char *name, int tasktype)
return 0; return 0;
} }
memset(vector, 0, sizeof(vector)); memset(vector, 0, sizeof(vector));
Syslog('r', "launch() step 2");
if (opts == NULL) if (opts == NULL)
snprintf(buf, PATH_MAX, "%s", cmd); snprintf(buf, PATH_MAX, "%s", cmd);
else else
snprintf(buf, PATH_MAX, "%s %s", cmd, opts); snprintf(buf, PATH_MAX, "%s %s", cmd, opts);
Syslog('r', "launch() step 3");
i = 0; i = 0;
vector[i++] = strtok(buf," \t\n\0"); vector[i++] = strtok(buf," \t\n\0");
while ((vector[i++] = strtok(NULL," \t\n")) && (i<16)); while ((vector[i++] = strtok(NULL," \t\n")) && (i<16));
vector[15] = NULL; vector[15] = NULL;
Syslog('r', "launch() step 4");
if (file_exist(vector[0], X_OK)) { if (file_exist(vector[0], X_OK)) {
Syslog('?', "Launch: can't execute %s, command not found", vector[0]); Syslog('?', "Launch: can't execute %s, command not found", vector[0]);
return 0; return 0;
} }
Syslog('r', "launch() step 5");
pid = fork(); pid = fork();
Syslog('r', "launch() step 6");
switch (pid) { switch (pid) {
case -1: case -1:
Syslog('?', "$Launch: error, can't fork grandchild"); Syslog('?', "$Launch: error, can't fork grandchild");
return 0; return 0;
case 0: case 0:
Syslog('r', "launch() step 7");
/* From Paul Vixies cron: */ /* From Paul Vixies cron: */
rc = setsid(); /* It doesn't seem to help */ rc = setsid(); /* It doesn't seem to help */
if (rc == -1) if (rc == -1)
Syslog('?', "$Launch: setsid()"); Syslog('?', "$Launch: setsid()");
Syslog('r', "launch() step 8");
close(0); close(0);
if (open("/dev/null", O_RDONLY) != 0) { if (open("/dev/null", O_RDONLY) != 0) {
@ -492,6 +500,7 @@ pid_t launch(char *cmd, char *opts, char *name, int tasktype)
_exit(MBERR_EXEC_FAILED); _exit(MBERR_EXEC_FAILED);
} }
errno = 0; errno = 0;
Syslog('r', "launch() step 9");
rc = execv(vector[0],vector); rc = execv(vector[0],vector);
Syslog('?', "$Launch: execv \"%s\" failed, returned %d", cmd, rc); Syslog('?', "$Launch: execv \"%s\" failed, returned %d", cmd, rc);
_exit(MBERR_EXEC_FAILED); _exit(MBERR_EXEC_FAILED);
@ -500,6 +509,7 @@ pid_t launch(char *cmd, char *opts, char *name, int tasktype)
break; break;
} }
Syslog('r', "launch() step 10");
/* /*
* Add it to the tasklist. * Add it to the tasklist.
*/ */