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authorStefan Liebler <stli@linux.ibm.com>2020-11-23 10:51:24 +0100
committerStefan Liebler <stli@linux.ibm.com>2020-11-23 10:51:24 +0100
commit29fddfc7dfd6444fa61a256e9a0d0127545e1f2e (patch)
tree01bb8ec6b2e22ae9397698b98a378129ab137cf2 /posix/bug-ga2.c
parent76ea70c613cee23a1846b9605e6433c1fa8baea7 (diff)
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Use libnss_files.so for tests posix/bug-ga2 and resolv/tst-leaks2 [BZ #26821]
The tests posix/bug-ga2-mem and resolv/mtrace-tst-leaks2 are failing on fedora 33 as mtrace reports memory leaks. The /etc/nsswitch.conf differs between Fedora 32: hosts: files dns myhostname Fedora 33: hosts: files resolve [!UNAVAIL=return] myhostname dns Therefore /lib64/libnss_resolve.so.2 (from systemd) and the dependencies libgcc_s.so.1 and libpthread.so.0 are loaded. Usually all malloc'ed resources from getaddrinfo / gethostbyname are freed and the libraries are dlclose'd in nss/nsswitch.c:libc_freeres_fn (free_mem). Unfortunately, /lib64/libnss_resolve.so.2 is marked with DF_1_NODELETE. As this library is not unmapped, you'll see "Memory not freed". Therefore those tests are now only relying on libnss_files.so by making them test-container tests and providing the required configuration files. By moving the tests to tests-container, those are now running with "make check". Therefore the mtrace part of the tests are also moved from "make xcheck" to "make check". bug-ga2.c is now using test-driver.c in order to support WAIT_FOR_DEBUGGER environment variable.
Diffstat (limited to 'posix/bug-ga2.c')
-rw-r--r--posix/bug-ga2.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/posix/bug-ga2.c b/posix/bug-ga2.c
index 5ea759b..712e40d 100644
--- a/posix/bug-ga2.c
+++ b/posix/bug-ga2.c
@@ -3,9 +3,10 @@
#include <netdb.h>
#include <stdio.h>
#include <string.h>
+#include <support/check.h>
-int
-main (void)
+static int
+do_test (void)
{
struct addrinfo hints, *res;
int i, ret;
@@ -20,11 +21,11 @@ main (void)
ret = getaddrinfo ("www.gnu.org", "http", &hints, &res);
if (ret)
- {
- printf ("%s\n", gai_strerror (ret));
- return 1;
- }
+ FAIL_EXIT1 ("%s\n", gai_strerror (ret));
+
freeaddrinfo (res);
}
return 0;
}
+
+#include <support/test-driver.c>