forked from rpms/glibc
113 lines
3.4 KiB
Diff
113 lines
3.4 KiB
Diff
commit a6c1ce778e5c05a2e6925883b410157ef47654fd
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Author: Alexandra Hájková <ahajkova@redhat.com>
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Date: Mon Aug 5 13:18:57 2019 +0200
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elf: tst-ldconfig-bad-aux-cache: use support_capture_subprocess
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diff --git a/elf/tst-ldconfig-bad-aux-cache.c b/elf/tst-ldconfig-bad-aux-cache.c
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index 68ce90a95648f6ab..6e22ff815eaaa817 100644
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--- a/elf/tst-ldconfig-bad-aux-cache.c
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+++ b/elf/tst-ldconfig-bad-aux-cache.c
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@@ -31,6 +31,7 @@
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#include <ftw.h>
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#include <stdint.h>
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+#include <support/capture_subprocess.h>
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#include <support/check.h>
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#include <support/support.h>
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#include <support/xunistd.h>
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@@ -52,6 +53,15 @@ display_info (const char *fpath, const struct stat *sb,
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return 0;
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}
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+static void
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+execv_wrapper (void *args)
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+{
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+ char **argv = args;
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+
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+ execv (argv[0], argv);
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+ FAIL_EXIT1 ("execv: %m");
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+}
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+
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/* Run ldconfig with a corrupt aux-cache, in particular we test for size
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truncation that might happen if a previous ldconfig run failed or if
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there were storage or power issues while we were writing the file.
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@@ -61,53 +71,38 @@ static int
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do_test (void)
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{
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char *prog = xasprintf ("%s/ldconfig", support_install_rootsbindir);
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- char *const args[] = { prog, NULL };
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+ char *args[] = { prog, NULL };
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const char *path = "/var/cache/ldconfig/aux-cache";
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struct stat64 fs;
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long int size, new_size, i;
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- int status;
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- pid_t pid;
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/* Create the needed directories. */
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xmkdirp ("/var/cache/ldconfig", 0777);
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- pid = xfork ();
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- /* Run ldconfig fist to generate the aux-cache. */
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- if (pid == 0)
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- {
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- execv (args[0], args);
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- _exit (1);
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- }
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- else
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+ /* Run ldconfig first to generate the aux-cache. */
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+ struct support_capture_subprocess result;
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+ result = support_capture_subprocess (execv_wrapper, args);
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+ support_capture_subprocess_check (&result, "execv", 0, sc_allow_none);
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+ support_capture_subprocess_free (&result);
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+
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+ xstat (path, &fs);
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+
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+ size = fs.st_size;
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+ /* Run 3 tests, each truncating aux-cache shorter and shorter. */
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+ for (i = 3; i > 0; i--)
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{
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- xwaitpid (pid, &status, 0);
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- TEST_COMPARE(status, 0);
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- xstat (path, &fs);
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-
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- size = fs.st_size;
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- /* Run 3 tests, each truncating aux-cache shorter and shorter. */
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- for (i = 3; i > 0; i--)
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- {
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- new_size = size * i / 4;
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- if (truncate (path, new_size))
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- FAIL_EXIT1 ("truncation failed: %m");
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- if (nftw (path, display_info, 1000, 0) == -1)
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- FAIL_EXIT1 ("nftw failed.");
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-
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- pid = xfork ();
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- /* Verify that ldconfig can run with a truncated
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- aux-cache and doesn't crash. */
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- if (pid == 0)
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- {
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- execv (args[0], args);
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- _exit (1);
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- }
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- else
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- {
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- xwaitpid (pid, &status, 0);
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- TEST_COMPARE(status, 0);
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- }
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- }
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+ new_size = size * i / 4;
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+ if (truncate (path, new_size))
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+ FAIL_EXIT1 ("truncation failed: %m");
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+ if (nftw (path, display_info, 1000, 0) == -1)
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+ FAIL_EXIT1 ("nftw failed.");
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+
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+ /* Verify that ldconfig can run with a truncated
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+ aux-cache and doesn't crash. */
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+ struct support_capture_subprocess result;
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+ result = support_capture_subprocess (execv_wrapper, args);
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+ support_capture_subprocess_check (&result, "execv", 0, sc_allow_none);
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+ support_capture_subprocess_free (&result);
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}
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free (prog);
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