sway

commit 26c5ef18ba295e016074c9d87affe5da44e71cb1
parent 41d858b4397f1c89a13900f078854e28ea0ac45a
Author: Brian Ashworth <bosrsf04@gmail.com>
Date:   Wed,  1 Aug 2018 22:55:20 -0400

swaynag: don't drop \n for first line

Diffstat:
M
swaynag/config.c
 | 
12
++++--------

1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/swaynag/config.c b/swaynag/config.c
@@ -19,18 +19,14 @@ static char *read_from_stdin() {
 			continue;
 		}
 
-		if (!buffer) {
-			buffer = strdup(line);
-		} else {
-			buffer = realloc(buffer, strlen(buffer) + strlen(line) + 2);
-			strcat(buffer, line);
-			strcat(buffer, "\n");
-		}
+		size_t curlen = buffer ? strlen(buffer) : 0;
+		buffer = realloc(buffer, curlen + strlen(line) + 2);
+		snprintf(buffer + curlen, strlen(line) + 2, "%s\n", line);
 
 		free(line);
 	}
 
-	if (buffer && buffer[strlen(buffer) - 1] == '\n') {
+	while (buffer && buffer[strlen(buffer) - 1] == '\n') {
 		buffer[strlen(buffer) - 1] = '\0';
 	}