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Diffstat (limited to 'contrib/libg++/libio/iogetdelim.c')
-rw-r--r-- | contrib/libg++/libio/iogetdelim.c | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/contrib/libg++/libio/iogetdelim.c b/contrib/libg++/libio/iogetdelim.c deleted file mode 100644 index ee6c0bf1f197e..0000000000000 --- a/contrib/libg++/libio/iogetdelim.c +++ /dev/null @@ -1,99 +0,0 @@ -/* -Copyright (C) 1994 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. */ - -#ifdef __STDC__ -#include <stdlib.h> -#endif -#include "libioP.h" -#include <string.h> -#include <errno.h> - -/* Read up to (and including) a TERMINATOR from FP into *LINEPTR - (and null-terminate it). *LINEPTR is a pointer returned from malloc (or - NULL), pointing to *N characters of space. It is realloc'ed as - necessary. Returns the number of characters read (not including the - null terminator), or -1 on error or EOF. */ - -_IO_ssize_t -DEFUN(_IO_getdelim, (lineptr, n, delimiter, fp), - char **lineptr AND _IO_size_t *n AND int delimiter AND _IO_FILE *fp) -{ - register _IO_ssize_t cur_len = 0; - _IO_ssize_t len; - - if (lineptr == NULL || n == NULL) - { -#ifdef EINVAL - errno = EINVAL; -#endif - return -1; - } - CHECK_FILE (fp, -1); - if (_IO_ferror (fp)) - return -1; - - if (*lineptr == NULL || *n == 0) - { - *n = 120; - *lineptr = (char *) malloc (*n); - if (*lineptr == NULL) - return -1; - } - - len = fp->_IO_read_end - fp->_IO_read_ptr; - if (len <= 0) - { - if (__underflow (fp) == EOF) - return -1; - len = fp->_IO_read_end - fp->_IO_read_ptr; - } - - for (;;) - { - _IO_size_t needed; - char *t; - t = (char *) memchr ((void *) fp->_IO_read_ptr, delimiter, len); - if (t != NULL) - len = (t - fp->_IO_read_ptr) + 1; - /* make enough space for len+1 (for final NUL) bytes. */ - needed = cur_len + len + 1; - if (needed > *n) - { - if (t == NULL && needed < 2 * *n) - needed = 2 * *n; /* Be generous. */ - *n = needed; - *lineptr = (char *) realloc (*lineptr, needed); - if (*lineptr == NULL) - return -1; - } - memcpy (*lineptr + cur_len, (void *) fp->_IO_read_ptr, len); - fp->_IO_read_ptr += len; - cur_len += len; - if (t != NULL || __underflow (fp) == EOF) - break; - len = fp->_IO_read_end - fp->_IO_read_ptr; - } - (*lineptr)[cur_len] = '\0'; - return cur_len; -} |