/* exclude.c -- exclude file names
- Copyright (C) 1992, 1993, 1994, 1997, 1999, 2000, 2001, 2002, 2003 Free
- Software Foundation, Inc.
+ Copyright (C) 1992, 1993, 1994, 1997, 1999, 2000, 2001, 2002, 2003,
+ 2004, 2005 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
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING.
If not, write to the Free Software Foundation,
- 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* Written by Paul Eggert <eggert@twinsun.com> */
#include <ctype.h>
#include <errno.h>
-#ifndef errno
-extern int errno;
-#endif
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include "exclude.h"
#include "fnmatch.h"
-#include "unlocked-io.h"
#include "xalloc.h"
+#if USE_UNLOCKED_IO
+# include "unlocked-io.h"
+#endif
+
#if STDC_HEADERS || (! defined isascii && ! HAVE_ISASCII)
# define IN_CTYPE_DOMAIN(c) true
#else
struct exclude *
new_exclude (void)
{
- struct exclude *ex = xmalloc (sizeof *ex);
- ex->exclude_count = 0;
- ex->exclude_alloc = 60;
- ex->exclude = xmalloc (ex->exclude_alloc * sizeof ex->exclude[0]);
- return ex;
+ return xzalloc (sizeof *new_exclude ());
}
/* Free the storage associated with an exclude list. */
/* Return true if EX excludes F. */
bool
-excluded_filename (struct exclude const *ex, char const *f)
+excluded_file_name (struct exclude const *ex, char const *f)
{
size_t exclude_count = ex->exclude_count;
{
struct patopts *patopts;
- if (ex->exclude_alloc <= ex->exclude_count)
- {
- ex->exclude = xnrealloc (ex->exclude, ex->exclude_alloc,
- 2 * sizeof *ex->exclude);
- ex->exclude_alloc *= 2;
- }
+ if (ex->exclude_count == ex->exclude_alloc)
+ ex->exclude = x2nrealloc (ex->exclude, &ex->exclude_alloc,
+ sizeof *ex->exclude);
patopts = &ex->exclude[ex->exclude_count++];
patopts->pattern = pattern;
patopts->options = options;
}
-/* Use ADD_FUNC to append to EX the patterns in FILENAME, each with
+/* Use ADD_FUNC to append to EX the patterns in FILE_NAME, each with
OPTIONS. LINE_END terminates each pattern in the file. If
LINE_END is a space character, ignore trailing spaces and empty
lines in FILE. Return -1 on failure, 0 on success. */
int
add_exclude_file (void (*add_func) (struct exclude *, char const *, int),
- struct exclude *ex, char const *filename, int options,
+ struct exclude *ex, char const *file_name, int options,
char line_end)
{
- bool use_stdin = filename[0] == '-' && !filename[1];
+ bool use_stdin = file_name[0] == '-' && !file_name[1];
FILE *in;
- char *buf;
+ char *buf = NULL;
char *p;
char const *pattern;
char const *lim;
- size_t buf_alloc = 1000;
+ size_t buf_alloc = 0;
size_t buf_count = 0;
int c;
int e = 0;
if (use_stdin)
in = stdin;
- else if (! (in = fopen (filename, "r")))
+ else if (! (in = fopen (file_name, "r")))
return -1;
- buf = xmalloc (buf_alloc);
-
while ((c = getc (in)) != EOF)
{
- buf[buf_count++] = c;
if (buf_count == buf_alloc)
- {
- buf = xnrealloc (buf, buf_alloc, 2);
- buf_alloc *= 2;
- }
+ buf = x2realloc (buf, &buf_alloc);
+ buf[buf_count++] = c;
}
if (ferror (in))