summaryrefslogtreecommitdiff
path: root/tests/common/unlink_failure.c
diff options
context:
space:
mode:
Diffstat (limited to 'tests/common/unlink_failure.c')
-rw-r--r--tests/common/unlink_failure.c51
1 files changed, 0 insertions, 51 deletions
diff --git a/tests/common/unlink_failure.c b/tests/common/unlink_failure.c
deleted file mode 100644
index 2281c8af..00000000
--- a/tests/common/unlink_failure.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * gcc unlink_failure.c -o unlink_failure.so -shared -ldl
- * LD_PRELOAD=./unlink_failure.so FAILURE_PATH=/etc/shadow ./test /etc/shadow
- */
-
-#define _GNU_SOURCE
-#include <dlfcn.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <stdarg.h>
-#include <fcntl.h>
-#include <string.h>
-#include <errno.h>
-#include <assert.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-
-typedef int (*unlink_type) (const char *path);
-static unlink_type next_unlink;
-
-static const char *failure_path = NULL;
-
-int unlink (const char *path)
-{
- if (NULL == next_unlink)
- {
- next_unlink = dlsym (RTLD_NEXT, "unlink");
- assert (NULL != next_unlink);
- }
- if (NULL == failure_path) {
- failure_path = getenv ("FAILURE_PATH");
- if (NULL == failure_path) {
- fputs ("No FAILURE_PATH defined\n", stderr);
- }
- }
-
- if ( (NULL != path)
- && (NULL != failure_path)
- && (strcmp (path, failure_path) == 0))
- {
- fprintf (stderr, "unlink FAILURE %s\n", path);
- errno = EBUSY;
- return -1;
- }
-
- return next_unlink (path);
-}
-