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Don't ignore return value of 'system'.
[simgrid.git]
/
src
/
xbt
/
mmalloc
/
mmorecore.c
diff --git
a/src/xbt/mmalloc/mmorecore.c
b/src/xbt/mmalloc/mmorecore.c
index
dfd9cf7
..
c5d3524
100644
(file)
--- a/
src/xbt/mmalloc/mmorecore.c
+++ b/
src/xbt/mmalloc/mmorecore.c
@@
-123,7
+123,9
@@
void *mmorecore(struct mdesc *mdp, int size)
char buff[1024];
fprintf(stderr,"Internal error: mmap returned MAP_FAILED! error: %s\n",strerror(errno));
sprintf(buff,"cat /proc/%d/maps",getpid());
char buff[1024];
fprintf(stderr,"Internal error: mmap returned MAP_FAILED! error: %s\n",strerror(errno));
sprintf(buff,"cat /proc/%d/maps",getpid());
- system(buff);
+ int status = system(buff);
+ if (status == -1 || !(WIFEXITED(status) && WEXITSTATUS(status) == 0))
+ fprintf(stderr, "Something went wrong when trying to %s\n", buff);
sleep(1);
abort();
}
sleep(1);
abort();
}