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hsearch_r: Apply VM size limit in test case

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This commit is contained in:
Florian Weimer
2016-02-12 12:57:40 +01:00
parent e535ce2501
commit f34f146e68
2 changed files with 26 additions and 0 deletions
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4
ChangeLog
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@@ -1,3 +1,7 @@
2016-02-12 Florian Weimer <fweimer@redhat.com>
* misc/bug18240.c (do_test): Set RLIMIT_AS.
2016-02-11 Szabolcs Nagy <szabolcs.nagy@arm.com> 2016-02-11 Szabolcs Nagy <szabolcs.nagy@arm.com>
[BZ #19529] [BZ #19529]

22
misc/bug18240.c
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@@ -22,6 +22,7 @@
#include <stdbool.h> #include <stdbool.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <sys/resource.h>
static void static void
test_size (size_t size) test_size (size_t size)
@@ -58,6 +59,27 @@ test_size (size_t size)
static int static int
do_test (void) do_test (void)
{ {
/* Limit the size of the process, so that memory allocation will
fail without impacting the entire system. */
{
struct rlimit limit;
if (getrlimit (RLIMIT_AS, &limit) != 0)
{
printf ("getrlimit (RLIMIT_AS) failed: %m\n");
return 1;
}
long target = 100 * 1024 * 1024;
if (limit.rlim_cur == RLIM_INFINITY || limit.rlim_cur > target)
{
limit.rlim_cur = target;
if (setrlimit (RLIMIT_AS, &limit) != 0)
{
printf ("setrlimit (RLIMIT_AS) failed: %m\n");
return 1;
}
}
}
test_size (500); test_size (500);
test_size (-1); test_size (-1);
test_size (-3); test_size (-3);