#define _HOOK_PRE(type, name) \
int handle; \
- int saved_errno = errno; \
DLSYM_FUNCTION(real_ ## name, #name);
#define _HOOK_PRE_FD(type, name, fd) \
type result; \
handle = check_handle_fd(fd); \
if (handle) { \
handle_fd_pre(fd); \
- } \
- errno = saved_errno;
+ }
#define _HOOK_PRE_FILE(type, name, file) \
type result; \
_HOOK_PRE(type, name) \
handle = check_handle_fd(fileno(file)); \
if (handle) { \
handle_file_pre(file); \
- } \
- errno = saved_errno;
-/* Save and restore the errno to make sure we return the errno of the original
- * function call. */
+ }
#define _HOOK_POST_FD_(fd) \
if (handle) { \
- saved_errno = errno; \
handle_fd_post(fd); \
- errno = saved_errno; \
}
#define _HOOK_POST_FD(fd) \
_HOOK_POST_FD_(fd) \
return result;
#define _HOOK_POST_FILE(file) \
if (handle) { \
- saved_errno = errno; \
handle_file_post(file); \
- errno = saved_errno; \
} \
return result;