diff options
Diffstat (limited to 'libio/iogetline.c')
| -rw-r--r-- | libio/iogetline.c | 62 |
1 files changed, 33 insertions, 29 deletions
diff --git a/libio/iogetline.c b/libio/iogetline.c index a72707196b..bd1a7431f3 100644 --- a/libio/iogetline.c +++ b/libio/iogetline.c @@ -1,26 +1,27 @@ -/* -Copyright (C) 1993 Free Software Foundation +/* Copyright (C) 1993, 1997 Free Software Foundation, Inc. + This file is part of the GNU IO Library. -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 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. + 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 GNU CC; see the file COPYING. If not, write to -the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. + 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. */ + 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" #include <string.h> @@ -34,38 +35,41 @@ the executable file might be covered by the GNU General Public License. */ If extract_delim > 0, insert delim in output. */ _IO_size_t -DEFUN(_IO_getline, (fp, buf, n, delim, extract_delim), - _IO_FILE *fp AND char* buf AND _IO_size_t n - AND int delim AND int extract_delim) +_IO_getline (fp, buf, n, delim, extract_delim) + _IO_FILE *fp; + char *buf; + _IO_size_t n; + int delim; + int extract_delim; { - register char *ptr = buf; + char *ptr = buf; do { _IO_ssize_t len = fp->_IO_read_end - fp->_IO_read_ptr; char *t; if (len <= 0) - if (__underflow(fp) == EOF) + if (__underflow (fp) == EOF) break; else len = fp->_IO_read_end - fp->_IO_read_ptr; if ((_IO_size_t) len >= n) len = n; - t = (char*)memchr((void*)fp->_IO_read_ptr, delim, len); + t = (char *) memchr ((void *) fp->_IO_read_ptr, delim, len); if (t != NULL) { _IO_size_t old_len = ptr-buf; len = t - fp->_IO_read_ptr; if (extract_delim >= 0) { - t++; + ++t; if (extract_delim > 0) - len++; + ++len; } - memcpy((void*)ptr, (void*)fp->_IO_read_ptr, len); + memcpy ((void *) ptr, (void *) fp->_IO_read_ptr, len); fp->_IO_read_ptr = t; return old_len + len; } - memcpy((void*)ptr, (void*)fp->_IO_read_ptr, len); + memcpy ((void *) ptr, (void *) fp->_IO_read_ptr, len); fp->_IO_read_ptr += len; ptr += len; n -= len; |