summaryrefslogtreecommitdiff
path: root/lib
diff options
context:
space:
mode:
authorJim Meyering <jim@meyering.net>2003-08-07 09:24:34 +0000
committerJim Meyering <jim@meyering.net>2003-08-07 09:24:34 +0000
commit5e7260dd561ff1e26b0d9d2d38b23fac59e2b517 (patch)
tree85ef6db20d9dd5bdb779f0a12bd1eee2ca0472ff /lib
parent2a12cb5fcea7a0acc90212157c9e31d15186dfd8 (diff)
downloadcoreutils-5e7260dd561ff1e26b0d9d2d38b23fac59e2b517.tar.xz
superseded by getndelim2.[ch]
Diffstat (limited to 'lib')
-rw-r--r--lib/getdelim2.c110
-rw-r--r--lib/getdelim2.h10
2 files changed, 0 insertions, 120 deletions
diff --git a/lib/getdelim2.c b/lib/getdelim2.c
deleted file mode 100644
index 96e2f78f3..000000000
--- a/lib/getdelim2.c
+++ /dev/null
@@ -1,110 +0,0 @@
-/* getdelim2.c -- a variant of getdelim
-
- Copyright (C) 2003 Free Software Foundation, Inc.
-
- This program 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 program 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 program; if not, write to the Free Software Foundation,
- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-/* Written by Jan Brittenson, bson@gnu.ai.mit.edu. */
-
-#if HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include "getdelim2.h"
-
-#include <stdlib.h>
-
-#include "unlocked-io.h"
-
-/* Always add at least this many bytes when extending the buffer. */
-#define MIN_CHUNK 64
-
-/* Read up to (and including) a delimiter DELIM1 from STREAM into *LINEPTR
- + OFFSET (and NUL-terminate it). If DELIM2 is non-zero, then read up
- and including the first occurrence of DELIM1 or DELIM2. *LINEPTR is
- a pointer returned from malloc (or NULL), pointing to *N characters of
- space. It is realloc'd as necessary. Return the number of characters
- read (not including the NUL terminator), or -1 on error or EOF. */
-
-int
-getdelim2 (char **lineptr, size_t *n, FILE *stream, int delim1, int delim2,
- size_t offset)
-{
- size_t nchars_avail; /* Allocated but unused chars in *LINEPTR. */
- char *read_pos; /* Where we're reading into *LINEPTR. */
- int ret;
-
- if (!lineptr || !n || !stream)
- return -1;
-
- if (!*lineptr)
- {
- *n = MIN_CHUNK;
- *lineptr = malloc (*n);
- if (!*lineptr)
- return -1;
- }
-
- if (*n < offset)
- return -1;
-
- nchars_avail = *n - offset;
- read_pos = *lineptr + offset;
-
- for (;;)
- {
- register int c = getc (stream);
-
- /* We always want at least one char left in the buffer, since we
- always (unless we get an error while reading the first char)
- NUL-terminate the line buffer. */
-
- if (nchars_avail < 2)
- {
- if (*n > MIN_CHUNK)
- *n *= 2;
- else
- *n += MIN_CHUNK;
-
- nchars_avail = *n + *lineptr - read_pos;
- *lineptr = realloc (*lineptr, *n);
- if (!*lineptr)
- return -1;
- read_pos = *n - nchars_avail + *lineptr;
- }
-
- if (c == EOF || ferror (stream))
- {
- /* Return partial line, if any. */
- if (read_pos == *lineptr)
- return -1;
- else
- break;
- }
-
- *read_pos++ = c;
- nchars_avail--;
-
- if (c == delim1 || (delim2 && c == delim2))
- /* Return the line. */
- break;
- }
-
- /* Done - NUL terminate and return the number of chars read. */
- *read_pos = '\0';
-
- ret = read_pos - (*lineptr + offset);
- return ret;
-}
diff --git a/lib/getdelim2.h b/lib/getdelim2.h
deleted file mode 100644
index 01be0ddbb..000000000
--- a/lib/getdelim2.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#ifndef GETDELIM2_H_
-# define GETDELIM2_H_ 1
-
-# include <stddef.h>
-# include <stdio.h>
-
-int getdelim2 (char **lineptr, size_t *n, FILE *stream, int delim1, int delim2,
- size_t offset);
-
-#endif