Name

gzputc — Writes character to a compressed file.

Library

Libz.lib

Synopsis

#include <zlib.h>
int gzputc (gzFile file, int c);

Return Value

On success, gzputc() shall return the value written, otherwise gzputc() shall return -1.

Detailed Description

The gzputc() function shall write the single character c, converted from integer to unsigned character, to the compressed file referenced by file, which shall have been opened in a write mode (see gzopen() and gzdopen()).

Examples

To write the character 'r' to a compressed file:

#include <stdio.h>
#include <zlib.h>   

void Gzputc( )
{         
     gzFile file;
     const char * fname = TESTFILE ;
     file = gzopen(fname, "wb");   
     gzputc(file, 'r');    
     gzclose(file);       
}

Errors

On error, gzputc() shall return -1.

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