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authorJason A. Donenfeld <Jason@zx2c4.com>2013-03-20 19:44:20 +0000
committerJason A. Donenfeld <Jason@zx2c4.com>2013-03-20 20:08:32 +0000
commit6d7e3596ebb387265d8cfdc5b312e0ea76da8c8a (patch)
treee160033edb9a9077b077c7cf2d6d65f8856d6643
parent40e1d9b6177558bf4069c09ca6d8e3a682baa988 (diff)
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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.
-rw-r--r--html.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/html.c b/html.c
index b5c6903..d60a41f 100644
--- a/html.c
+++ b/html.c
@@ -63,12 +63,13 @@ char *fmt(const char *format, ...)
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, ...)