Make way for libc implementation

1 files changed, 49 insertions, 0 deletions

diff --git a/src/lib/libc/readline.c b/src/lib/libc/readline.c
new file mode 100644
index 0000000..20c2007
--- /dev/null
+++ b/src/lib/libc/readline.c
@@ -0,0 +1,49 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <readline/readline.h>
+
+// ** READLINE
+
+#define READLINE_MAX_LEN 256
+
+typedef struct _rdln_hist {
+	int max;
+	int n;
+	char **str;
+} readline_history;
+
+readline_history stdio_history = {0, 0, 0};
+
+
+char *readline(const char* prompt) {
+	// readline_history *h = &stdio_history;
+
+	puts(prompt);
+
+	char* buf = malloc(READLINE_MAX_LEN);
+	if (buf == NULL) return NULL;
+
+	char* ret = fgets(buf, READLINE_MAX_LEN, stdin);
+	if (ret == NULL) {
+		free(buf);
+		return NULL;
+	}
+
+	int n = strlen(ret);
+	if (n > 0 && ret[n-1] == '\n') ret[n-1] = 0;
+
+	// TODO
+
+	return ret;
+}
+
+void add_history(const char* line) {
+	// readline_history *h = &stdio_history;
+
+	// TODO
+}
+
+
+/* vim: set sts=0 ts=4 sw=4 tw=0 noet :*/