Revision 06bf6ac4248e834a229027908d405f5e42ac96d7 authored by Junio C Hamano on 16 December 2005, 02:52:51 UTC, committed by Junio C Hamano on 16 December 2005, 02:52:51 UTC
Signed-off-by: Junio C Hamano <junkio@cox.net>
1 parent ee34518
get-tar-commit-id.c
/*
* Copyright (C) 2005 Rene Scharfe
*/
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#define HEADERSIZE 1024
int main(int argc, char **argv)
{
char buffer[HEADERSIZE];
ssize_t n;
n = read(0, buffer, HEADERSIZE);
if (n < HEADERSIZE) {
fprintf(stderr, "read error\n");
return 3;
}
if (buffer[156] != 'g')
return 1;
if (memcmp(&buffer[512], "52 comment=", 11))
return 1;
n = write(1, &buffer[523], 41);
if (n < 41) {
fprintf(stderr, "write error\n");
return 2;
}
return 0;
}
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