Add xputs() to detect EOF on writes.

1 files changed, 5 insertions, 0 deletions

diff --git a/lib/lib.c b/lib/lib.c
index 4e0ef73f..aca70c40 100644
--- a/lib/lib.c
+++ b/lib/lib.c
@@ -155,6 +155,11 @@ void xprintf(char *format, ...)
 	if (ferror(stdout)) perror_exit("write");
 }
 
+void xputs(char *s)
+{
+	if (EOF == puts(s)) perror_exit("write");
+}
+
 void xputc(char c)
 {
 	if (EOF == fputc(c, stdout)) perror_exit("write");