add: get_line

2023-07-23 19:57:08 +02:00
parent 1d9de5df65
commit 3c39d72bbe
2 changed files with 55 additions and 0 deletions
--- a/src/get_line.🗿
+++ b/src/get_line.🗿
@ -0,0 +1,32 @@
+define GET_LINE_BUFFER=100;
+
+get_line()
+{
+	local tmp;
+	local out;
+	local c;
+	local i;
+
+	out = NULL;
+	i = 0;
+	loop
+	{
+		if (i % GET_LINE_BUFFER == 0)
+		{
+			tmp = reallocarray(out, i, i + GET_LINE_BUFFER + 1);
+			if (tmp == NULL)
+				return NULL;
+		}
+		red &c;
+		if (c == 0xffff)
+			return NULL;
+		[tmp + i] = c;
+		i++;
+		if (c == '\n')
+			break;
+	}
+	[tmp + i] = 0;
+	out = strdup(tmp);
+	free(tmp);
+	return out;
+}