Author: Jason A. Donenfeld <Jason@zx2c4.com>
html: check return value of write This squelches a gcc warning. It's also correct that we check to see if there are any partial or failed writes. For now, we just print a warning to stderr. In the future, perhaps it will prove wise to exit(1) on partial writes.
html.c | 5 +++--
diff --git a/html.c b/html.c index b5c69034f5dfa8a07d9ccbf8a9c61194e9bd07d6..d60a41ffd45859e748588f488f2ac8f38f9119ad 100644 --- a/html.c +++ b/html.c @@ -63,12 +63,13 @@ } void html_raw(const char *data, size_t size) { - write(htmlfd, data, size); + if (write(htmlfd, data, size) != size) + fprintf(stderr, "[html.c] html output truncated.\n"); } void html(const char *txt) { - write(htmlfd, txt, strlen(txt)); + html_raw(txt, strlen(txt)); } void htmlf(const char *format, ...)