www.nico.schottelius.org/software/cinit/browse_source/cinit-0.0.4/comm/do_result.c

33 lines
620 B
C

/*
* (c) 2005 Nico Schottelius (nico-linux at schottelius.org)
* write result of action
* part of cinit
*/
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include "cinit.h"
/* one handler for read and write! */
char do_result(int sock2, char *value)
{
ssize_t (*fpoint)(int,void* ,size_t);
char buf;
if(value == NULL) { /* client */
value = &buf;
fpoint = read;
} else {
fpoint = ( ssize_t (*)(int, void*, size_t) ) write;
}
if(fpoint(sock2,value,1) == -1) { /* result */
perror("i/o: result");
return 0;
}
return *value;
}