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/* See LICENSE file for copyright and license details. */
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#include "util.h"
static void
usage(void)
{
eprintf("usage: %s file\n", argv0);
}
int
main(int argc, char *argv[])
{
char tmp[] = "/tmp/sponge-XXXXXX";
int fd, tmpfd;
ARGBEGIN {
default:
usage();
} ARGEND
if (argc != 1)
usage();
if ((tmpfd = mkstemp(tmp)) < 0)
eprintf("mkstemp:");
unlink(tmp);
if (concat(0, "<stdin>", tmpfd, "<tmpfile>") < 0)
return 1;
if (lseek(tmpfd, 0, SEEK_SET) < 0)
eprintf("lseek:");
if ((fd = creat(argv[0], 0666)) < 0)
eprintf("creat %s:", argv[0]);
if (concat(tmpfd, "<tmpfile>", fd, argv[0]) < 0)
return 1;
return 0;
}