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zlib 1.0.1

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This commit is contained in:
Mark Adler
2011-09-09 23:14:39 -07:00
parent 8a2acbffc8
commit 423eb40306
37 changed files with 1812 additions and 679 deletions
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19
minigzip.c
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@@ -1,5 +1,5 @@
/* minigzip.c -- simulate gzip using the zlib compression library
* Copyright (C) 1995 Jean-loup Gailly.
* Copyright (C) 1995-1996 Jean-loup Gailly.
* For conditions of distribution and use, see copyright notice in zlib.h
*/
@@ -13,7 +13,7 @@
* or in pipe mode.
*/
/* $Id: minigzip.c,v 1.5 1995/05/03 17:27:11 jloup Exp $ */
/* $Id: minigzip.c,v 1.8 1996/01/30 21:59:23 me Exp $ */
#include <stdio.h>
#include "zlib.h"
@@ -24,7 +24,7 @@
#else
extern void exit OF((int));
#endif
extern int unlink OF((const char *));
#if defined(MSDOS) || defined(OS2) || defined(WIN32)
# include <fcntl.h>
@@ -35,12 +35,15 @@ extern int unlink OF((const char *));
#endif
#ifdef VMS
# define unlink delete
# define GZ_SUFFIX "-gz"
#else
# define GZ_SUFFIX ".gz"
#endif
#define SUFFIX_LEN sizeof(GZ_SUFFIX)
extern int unlink OF((const char *));
#define BUFLEN 4096
#define MAX_NAME_LEN 1024
@@ -52,7 +55,7 @@ extern int unlink OF((const char *));
char *prog;
void error OF((char *msg));
void error OF((const char *msg));
void gz_compress OF((FILE *in, gzFile out));
void gz_uncompress OF((gzFile in, FILE *out));
void file_compress OF((char *file));
@@ -63,7 +66,7 @@ int main OF((int argc, char *argv[]));
* Display error message and exit
*/
void error(msg)
char *msg;
const char *msg;
{
fprintf(stderr, "%s: %s\n", prog, msg);
exit(1);
@@ -88,7 +91,7 @@ void gz_compress(in, out)
}
if (len == 0) break;
if (gzwrite(out, buf, len) != len) error(gzerror(out, &err));
if (gzwrite(out, buf, (unsigned)len) != len) error(gzerror(out, &err));
}
fclose(in);
if (gzclose(out) != Z_OK) error("failed gzclose");
@@ -110,7 +113,9 @@ void gz_uncompress(in, out)
if (len < 0) error (gzerror(in, &err));
if (len == 0) break;
if (fwrite(buf, 1, len, out) != (uInt)len) error("failed fwrite");
if ((int)fwrite(buf, 1, (unsigned)len, out) != len) {
error("failed fwrite");
}
}
if (fclose(out)) error("failed fclose");