diff options
Diffstat (limited to 'tests/common/open_RDONLY_failure.c')
-rw-r--r-- | tests/common/open_RDONLY_failure.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/tests/common/open_RDONLY_failure.c b/tests/common/open_RDONLY_failure.c deleted file mode 100644 index e14859fb..00000000 --- a/tests/common/open_RDONLY_failure.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - * gcc open_RDONLY_failure.c -o open_RDONLY_failure.so -shared -ldl - * LD_PRELOAD=./open_RDONLY_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> - - -typedef int (*open_type) (const char *pathname, int flag, ...); -static open_type next_open64; - -static const char *failure_path = NULL; - -int open64 (const char *pathname, int flag, ...) -{ - if (NULL == next_open64) - { - next_open64 = dlsym (RTLD_NEXT, "open64"); - assert (NULL != next_open64); - } - if (NULL == failure_path) { - failure_path = getenv ("FAILURE_PATH"); - if (NULL == failure_path) { - fputs ("No FAILURE_PATH defined\n", stderr); - } - } - - if ( (NULL != pathname) - && ((flag & O_ACCMODE) == O_RDONLY) - && (NULL != failure_path) - && (strcmp (pathname, failure_path) == 0)) - { - fprintf (stderr, "open FAILURE %s %x ...\n", pathname, flag&O_ACCMODE); - errno = EIO; - return -1; - } - - return next_open64 (pathname, flag); -} - |