/* gzip.h -- common declarations for all gzip modules
- Copyright (C) 1997, 1998, 1999, 2001, 2006 Free Software Foundation, Inc.
+ Copyright (C) 1997-1999, 2001, 2006-2007, 2009-2010 Free Software
+ Foundation, Inc.
+
Copyright (C) 1992-1993 Jean-loup Gailly.
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)
+ the Free Software Foundation; either version 3, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
* too often
*/
#include <stdio.h>
-#include <sys/types.h> /* for off_t, time_t */
-#if defined HAVE_STRING_H || defined STDC_HEADERS
-# include <string.h>
-# if !defined STDC_HEADERS && defined HAVE_MEMORY_H && !defined __GNUC__
-# include <memory.h>
-# endif
-# define memzero(s, n) memset ((voidp)(s), 0, (n))
-#else
-# include <strings.h>
-# define strchr index
-# define strrchr rindex
-# define memcpy(d, s, n) bcopy((s), (d), (n))
-# define memcmp(s1, s2, n) bcmp((s1), (s2), (n))
-# define memzero(s, n) bzero((s), (n))
-#endif
+#include <sys/types.h> /* for off_t */
+#include <time.h>
+#include <string.h>
+#define memzero(s, n) memset ((voidp)(s), 0, (n))
#ifndef RETSIGTYPE
# define RETSIGTYPE void
/* gzip flag byte */
#define ASCII_FLAG 0x01 /* bit 0 set: file probably ascii text */
-#define CONTINUATION 0x02 /* bit 1 set: continuation of multi-part gzip file */
+#define HEADER_CRC 0x02 /* bit 1 set: CRC16 for the gzip header */
#define EXTRA_FIELD 0x04 /* bit 2 set: extra field present */
#define ORIG_NAME 0x08 /* bit 3 set: original file name present */
#define COMMENT 0x10 /* bit 4 set: file comment present */
#endif
#define WARN(msg) {if (!quiet) fprintf msg ; \
- if (exit_code == OK) exit_code = WARNING;}
+ if (exit_code == OK) exit_code = WARNING;}
- /* in zip.c: */
+ /* in zip.c: */
extern int zip OF((int in, int out));
extern int file_read OF((char *buf, unsigned size));
- /* in unzip.c */
+ /* in unzip.c */
extern int unzip OF((int in, int out));
extern int check_zipfile OF((int in));
- /* in unpack.c */
+ /* in unpack.c */
extern int unpack OF((int in, int out));
- /* in unlzh.c */
+ /* in unlzh.c */
extern int unlzh OF((int in, int out));
- /* in gzip.c */
+ /* in gzip.c */
void abort_gzip OF((void)) ATTRIBUTE_NORETURN;
/* in deflate.c */
void copy_block OF((char *buf, unsigned len, int header));
extern int (*read_buf) OF((char *buf, unsigned size));
- /* in util.c: */
+ /* in util.c: */
extern int copy OF((int in, int out));
extern ulg updcrc OF((uch *s, unsigned n));
extern void clear_bufs OF((void));
extern char *gzip_base_name OF((char *fname));
extern int xunlink OF((char *fname));
extern void make_simple_name OF((char *name));
-extern char *add_envopt OF((int *argcp, char ***argvp, char *env));
-extern void gzip_error OF((char *m));
+extern char *add_envopt OF((int *argcp, char ***argvp, char const *env));
+extern void gzip_error OF((char const *m)) ATTRIBUTE_NORETURN;
extern void xalloc_die OF((void)) ATTRIBUTE_NORETURN;
-extern void warning OF((char *m));
-extern void read_error OF((void));
-extern void write_error OF((void));
+extern void warning OF((char const *m));
+extern void read_error OF((void)) ATTRIBUTE_NORETURN;
+extern void write_error OF((void)) ATTRIBUTE_NORETURN;
extern void display_ratio OF((off_t num, off_t den, FILE *file));
extern void fprint_off OF((FILE *, off_t, int));
- /* in inflate.c */
+ /* in inflate.c */
extern int inflate OF((void));
- /* in yesno.c */
+ /* in yesno.c */
extern int yesno OF((void));