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/* See LICENSE file for copyright and license details. */
#include "common.h"
USAGE("(skipped-frames | +included-frames) ...")
int
main(int argc, char *argv[])
{
struct stream stream;
int i, include, outfd;
size_t f, n, total = 0;
char *includes;
size_t *ns;
UNOFLAGS(!argc);
eopen_stream(&stream, NULL);
includes = emalloc((size_t)argc);
ns = ecalloc((size_t)argc, sizeof(*ns));
for (i = 0; i < argc; i++) {
include = argv[i][0] == '+';
n = etozu_arg(include ? "included frame count" : "skipped frame count",
argv[i] + include, 0, SIZE_MAX);
total += ns[i] = n;
includes[i] = (char)include;
}
if (!total)
eprintf("null pattern is not allowed");
for (i = 0, total = 0, f = stream.frames; f; i = (i + 1) % argc) {
include = (int)includes[i];
for (n = ns[i]; n-- && f--;)
total += (size_t)include;
}
stream.frames = total;
echeck_dimensions(&stream, WIDTH, NULL);
fprint_stream_head(stdout, &stream);
efflush(stdout, "<stdout>");
for (i = 0;; i = (i + 1) % argc) {
outfd = includes[i] ? STDOUT_FILENO : -1;
if (!esend_frames(&stream, outfd, ns[i], "<stdout>"))
break;
}
free(includes);
free(ns);
return 0;
}
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