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Fix: write/read expect number of bytes, not len

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Nikita Ivanov 2022-06-05 00:31:16 +05:00
parent 302c77245b
commit 09e688d53b
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2 changed files with 2 additions and 2 deletions
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2
preview.c
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@ -132,7 +132,7 @@ static int run(Preview *p, int *exitcode)
if (*exitcode != FAILED_PREVIEW_EC) { if (*exitcode != FAILED_PREVIEW_EC) {
char buf[256]; char buf[256];
int len; int len;
while ((len = read(pipe_fds[0], buf, LEN(buf))) > 0) { while ((len = read(pipe_fds[0], buf, sizeof(buf))) > 0) {
write(STDOUT_FILENO, buf, len); write(STDOUT_FILENO, buf, len);
} }

2
server.c
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@ -90,7 +90,7 @@ static int listen(char *fifo)
if (pollfd.revents & POLLIN) { if (pollfd.revents & POLLIN) {
static char buf[1024]; static char buf[1024];
while ((len = read(pollfd.fd, buf, LEN(buf))) > 0) { while ((len = read(pollfd.fd, buf, sizeof(buf))) > 0) {
/* But first byte equal to 0 means "exit" */ /* But first byte equal to 0 means "exit" */
if (buf[0] == 0) if (buf[0] == 0)
goto close; goto close;