diff options
Diffstat (limited to 'libio')
| -rw-r--r-- | libio/iogets.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/libio/iogets.c b/libio/iogets.c index 716ecd1b18..b5611f29da 100644 --- a/libio/iogets.c +++ b/libio/iogets.c @@ -31,13 +31,17 @@ _IO_gets (buf) { _IO_size_t count; int ch; + char *retval; __libc_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, _IO_stdin); _IO_flockfile (_IO_stdin); ch = _IO_getc_unlocked (_IO_stdin); if (ch == EOF) - return NULL; + { + retval = NULL; + goto unlock_return; + } if (ch == '\n') count = 0; else @@ -45,11 +49,16 @@ _IO_gets (buf) buf[0] = (char)ch; count = _IO_getline (_IO_stdin, buf + 1, INT_MAX, '\n', 0) + 1; if (_IO_stdin->_IO_file_flags & _IO_ERR_SEEN) - return NULL; + { + retval = NULL; + goto unlock_return; + } } - __libc_cleanup_region_end (1); buf[count] = 0; - return buf; + retval = buf; +unlock_return: + __libc_cleanup_region_end (1); + return retval; } weak_alias (_IO_gets, gets) |