src/usr.bin/tee/tee.c - diff

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version 1.13, 2021/11/21 16:15:43

version 1.14, 2021/12/13 18:33:23

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#include <string.h>

#include <unistd.h>

#define BSIZE (64 * 1024)

struct list {

SLIST_ENTRY(list) next;

int fd;

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int fd;

ssize_t n, rval, wval;

int append, ch, exitval;

char buf[8192];

char *buf;

if (pledge("stdio wpath cpath", NULL) == -1)

err(1, "pledge");

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if (pledge("stdio", NULL) == -1)

err(1, "pledge");

while ((rval = read(STDIN_FILENO, buf, sizeof(buf))) > 0) {

buf = malloc(BSIZE);

if (buf == NULL)

err(1, NULL);

while ((rval = read(STDIN_FILENO, buf, BSIZE)) > 0) {

SLIST_FOREACH(p, &head, next) {

for (n = 0; n < rval; n += wval) {

wval = write(p->fd, buf + n, rval - n);

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}

free(buf);

if (rval == -1) {

warn("read");

exitval = 1;