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.
diff --git a/html.c b/html.c
index b5c6903..d60a41f 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, ...)