diff options
Diffstat (limited to 'libio/iofgets.c')
-rw-r--r-- | libio/iofgets.c | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/libio/iofgets.c b/libio/iofgets.c deleted file mode 100644 index 8643e7c6cc..0000000000 --- a/libio/iofgets.c +++ /dev/null @@ -1,78 +0,0 @@ -/* Copyright (C) 1993-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. - - As a special exception, if you link the code in this file with - files compiled with a GNU compiler to produce an executable, - that does not cause the resulting executable to be covered by - the GNU Lesser General Public License. This exception does not - however invalidate any other reasons why the executable file - might be covered by the GNU Lesser General Public License. - This exception applies to code released by its copyright holders - in files containing the exception. */ - -#include "libioP.h" -#include <stdio.h> - -char * -_IO_fgets (char *buf, int n, _IO_FILE *fp) -{ - _IO_size_t count; - char *result; - int old_error; - CHECK_FILE (fp, NULL); - if (n <= 0) - return NULL; - if (__glibc_unlikely (n == 1)) - { - /* Another irregular case: since we have to store a NUL byte and - there is only room for exactly one byte, we don't have to - read anything. */ - buf[0] = '\0'; - return buf; - } - _IO_acquire_lock (fp); - /* This is very tricky since a file descriptor may be in the - non-blocking mode. The error flag doesn't mean much in this - case. We return an error only when there is a new error. */ - old_error = fp->_IO_file_flags & _IO_ERR_SEEN; - fp->_IO_file_flags &= ~_IO_ERR_SEEN; - count = _IO_getline (fp, buf, n - 1, '\n', 1); - /* If we read in some bytes and errno is EAGAIN, that error will - be reported for next read. */ - if (count == 0 || ((fp->_IO_file_flags & _IO_ERR_SEEN) - && errno != EAGAIN)) - result = NULL; - else - { - buf[count] = '\0'; - result = buf; - } - fp->_IO_file_flags |= old_error; - _IO_release_lock (fp); - return result; -} - -#ifdef weak_alias -weak_alias (_IO_fgets, fgets) - -# ifndef _IO_MTSAFE_IO -strong_alias (_IO_fgets, __fgets_unlocked) -libc_hidden_def (__fgets_unlocked) -weak_alias (_IO_fgets, fgets_unlocked) -libc_hidden_weak (fgets_unlocked) -# endif -#endif |