sacc

commit c99d484c0e3619be44cb21f3b9f15d04a1e703c9
parent 5fadc79985c013fe96490029054ef46299a4483a
Author: Quentin Rameau <quinq@fifth.space>
Date:   Thu, 31 Aug 2017 18:31:52 +0200

Fix uiprompt to return NULL on error (cancelation)

Thanks to solene for spotting this!

Diffstat:
ui_ti.c
 | 
6
++++--
ui_txt.c
 | 
7
+++++--

2 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/ui_ti.c b/ui_ti.c
@@ -74,10 +74,12 @@ uiprompt(char *fmt, ...)
 	putp(tparm(restore_cursor));
 	fflush(stdout);
 
-	if (r < 0)
+	if (r < 0) {
 		clearerr(stdin);
-	else if (input[r - 1] == '\n')
+		clear(&input);
+	} else if (input[r - 1] == '\n') {
 		input[--r] = '\0';
+	}
 	
 	return input;
 }
diff --git a/ui_txt.c b/ui_txt.c
@@ -99,10 +99,13 @@ uiprompt(char *fmt, ...)
 
 	fflush(stdout);
 
-	if ((r = getline(&input, &n, stdin)) < 0)
+	if ((r = getline(&input, &n, stdin)) < 0) {
 		clearerr(stdin);
-	else if (input[r - 1] == '\n')
+		clear(&input);
+		putchar('\n');
+	} else if (input[r - 1] == '\n') {
 		input[--r] = '\0';
+	}
 
 	return input;
 }