pkgsrc/devel/zlib/files/gzclose.c
adam 256e2944ce Changes 1.2.6:
* gzread() can now read a file that is being written concurrently
* gzgetc() is now a macro for increased speed
* Added a 'T' option to gzopen() for transparent writing (no compression)
* Added deflatePending() to return the amount of pending output
* Allow deflateSetDictionary() and inflateSetDictionary() at any time in raw
  mode
* deflatePrime() can now insert bits in the middle of the stream
* ./configure now creates a configure.log file with all of the results
* Added a ./configure --solo option to compile zlib with no dependency on any
  libraries
* Fixed a problem with large file support macros
* Fixed a bug in contrib/puff
* Many portability improvements
2012-03-19 15:47:12 +00:00

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C

/* gzclose.c -- zlib gzclose() function
* Copyright (C) 2004, 2010 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
#include "gzguts.h"
/* gzclose() is in a separate file so that it is linked in only if it is used.
That way the other gzclose functions can be used instead to avoid linking in
unneeded compression or decompression routines. */
int ZEXPORT gzclose(file)
gzFile file;
{
#ifndef NO_GZCOMPRESS
gz_statep state;
if (file == NULL)
return Z_STREAM_ERROR;
state = (gz_statep)file;
return state->mode == GZ_READ ? gzclose_r(file) : gzclose_w(file);
#else
return gzclose_r(file);
#endif
}