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Diffstat (limited to 'libio/iofgets.c')
-rw-r--r-- | libio/iofgets.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/libio/iofgets.c b/libio/iofgets.c new file mode 100644 index 0000000..7b0b708 --- /dev/null +++ b/libio/iofgets.c @@ -0,0 +1,40 @@ +/* +Copyright (C) 1993 Free Software Foundation + +This file is part of the GNU IO Library. This library is free +software; you can redistribute it and/or modify it under the +terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) +any later version. + +This 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 General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this library; see the file COPYING. If not, write to the Free +Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +As a special exception, if you link this library with files +compiled with a GNU compiler to produce an executable, this does not cause +the resulting executable to be covered by the GNU General Public License. +This exception does not however invalidate any other reasons why +the executable file might be covered by the GNU General Public License. */ + +#include "libioP.h" + +char* +DEFUN(_IO_fgets, (buf, n, fp), + char* buf AND int n AND _IO_FILE* fp) +{ + _IO_size_t count; + CHECK_FILE(fp, NULL); + if (n <= 0) + return NULL; + count = _IO_getline(fp, buf, n - 1, '\n', 1); + if (count == 0 || (fp->_IO_file_flags & _IO_ERR_SEEN)) + return NULL; + buf[count] = 0; + return buf; +} |