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	blind-cat-cols.c - blind - suckless command-line video editing utility
	git clone git://git.suckless.org/blind
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	blind-cat-cols.c (923B)
	---
	1 /* See LICENSE file for copyright and license details. */
	2 #include "common.h"
	3
	4 USAGE("stream ...")
	5
	6 int
	7 main(int argc, char *argv[])
	8 {
	9 struct stream *streams;
	10 size_t width = 0, *cols;
	11 int i;
	12
	13 UNOFLAGS(!argc);
	14
	15 streams = emalloc2((size_t)argc, sizeof(*streams));
	16 cols = alloca((size_t)argc * sizeof(*cols));
	17
	18 for (i = 0; i < argc; i++) {
	19 eopen_stream(streams + i, argv[i]);
	20 if (streams[i].width > SIZE_MAX - width)
	21 eprintf("output video is too tall\n");
	22 width += cols[i] = streams[i].width;
	23 if (i) {
	24 streams[i].width = streams->width;
	25 echeck_compat(streams, streams + i);
	26 }
	27 }
	28
	29 streams->width = width;
	30 fprint_stream_head(stdout, streams);
	31 efflush(stdout, "<stdout>");
	32
	33 for (i = 0; i < argc; i++, i = i == argc ? 0 : i)
	34 if (esend_pixels(streams + i, STDOUT_FILENO, cols[i], "<…
	35 break;
	36 for (i = 0; i < argc; i++)
	37 close(streams[i].fd);
	38
	39 free(streams);
	40 return 0;
	41 }