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	blind-tee.c - blind - suckless command-line video editing utility
	git clone git://git.suckless.org/blind
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	---
	blind-tee.c (985B)
	---
	1 /* See LICENSE file for copyright and license details. */
	2 #include "common.h"
	3
	4 USAGE("[file ...]")
	5
	6 int
	7 main(int argc, char *argv[])
	8 {
	9 char buf[PIPE_BUF];
	10 int fds = alloca((size_t)argc sizeof(*fds));
	11 size_t i, n = 0, done;
	12 ssize_t r, w, *ps;
	13
	14 UNOFLAGS(0);
	15
	16 signal(SIGPIPE, SIG_IGN);
	17
	18 fds[n++] = STDOUT_FILENO;
	19 while (argc--)
	20 fds[n++] = eopen(*argv++, O_WRONLY \| O_CREAT \| O_TRUNC, …
	21
	22 ps = alloca(n * sizeof(*ps));
	23
	24 while (n) {
	25 memset(ps, 0, n * sizeof(*ps));
	26 r = read(STDIN_FILENO, buf, sizeof(buf));
	27 if (r < 0)
	28 eprintf("read <stdin>:");
	29 if (!r)
	30 break;
	31 for (done = 0; done < n;) {
	32 for (i = 0; i < n; i++) {
	33 if (ps[i] == r)
	34 continue;
	35 w = write(fds[i], buf + ps[i], (size_t)(…
	36 if (w < 0) {
	37 close(fds[i]);
	38 n--;
	39 memmove(fds + i, fds + i + 1, (n…
	40 memmove(ps + i, ps + i + 1, (n…
	41 }
	42 ps[i] += w;
	43 if (ps[i] == r)
	44 done++;
	45 }
	46 }
	47 }
	48
	49 return 0;
	50 }