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gzclose.c
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1 /* gzclose.c -- zlib gzclose() function
2 * Copyright (C) 2004, 2010 Mark Adler
3 * For conditions of distribution and use, see copyright notice in zlib.h
4 */
5
6 #include "gzguts.h"
7
8 /* gzclose() is in a separate file so that it is linked in only if it is used.
9 That way the other gzclose functions can be used instead to avoid linking in
10 unneeded compression or decompression routines. */
11 int ZEXPORT gzclose(file)
12 gzFile file;
13 {
14 #ifndef NO_GZCOMPRESS
15 gz_statep state;
16
17 if (file == NULL)
18 return Z_STREAM_ERROR;
19 state = (gz_statep)file;
20
21 return state->mode == GZ_READ ? gzclose_r(file) : gzclose_w(file);
22 #else
23 return gzclose_r(file);
24 #endif
25 }
GZ_READ
#define GZ_READ
Definition: gzguts.h:76
gzclose
int ZEXPORT gzclose(gzFile file)
Definition: gzclose.c:11
Z_STREAM_ERROR
#define Z_STREAM_ERROR
Definition: zlib.h:177
gzFile
voidp gzFile
Definition: zlib.h:1165
gzclose_r
int ZEXPORT gzclose_r(gzFile file)
Definition: gzread.c:627
gzguts.h
gzclose_w
int ZEXPORT gzclose_w(gzFile file)
Definition: gzwrite.c:500
gz_statep
gz_state FAR * gz_statep
Definition: gzguts.h:116
ZEXPORT
#define ZEXPORT
Definition: zconf.h:322