From 109142e36aae88cec7abee1ecb6e756146d871a0 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Wed, 12 May 2021 07:42:31 +0200 Subject: readline_simple: Fix compiler warning char can be an unsigned type. To test the getchar() return value against negative values we have to use a signed type. Use int instead. Signed-off-by: Sascha Hauer --- lib/readline_simple.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'lib') diff --git a/lib/readline_simple.c b/lib/readline_simple.c index fcdbca41a9..2e52bfc2a0 100644 --- a/lib/readline_simple.c +++ b/lib/readline_simple.c @@ -44,7 +44,7 @@ int readline (const char *prompt, char *line, int len) int n = 0; /* buffer index */ int plen = 0; /* prompt length */ int col; /* output column cnt */ - char c; + int c; /* print prompt */ if (prompt) { -- cgit v1.2.3