From 78d9a3a07a03c05b31aefd310c9157ade6084da0 Mon Sep 17 00:00:00 2001 From: Joachim Nilsson Date: Sat, 7 Aug 2010 00:08:31 +0200 Subject: [PATCH] Only display return from readline() when there's something to show. --- examples/cli.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/examples/cli.c b/examples/cli.c index 105fb79..1b7720f 100644 --- a/examples/cli.c +++ b/examples/cli.c @@ -114,7 +114,8 @@ int main(int ac __attribute__ ((unused)), char *av[] __attribute__ ((unused))) read_history(HISTORY); while ((line = readline(prompt)) != NULL) { - printf("\t\t\t|%s|\n", line); + if (*line != '\0') + printf("\t\t\t|%s|\n", line); free(line); }