1 files changed, 38 insertions, 0 deletions
diff --git a/edit-gnu.c b/edit-gnu.c
new file mode 100644
index 0000000..4b5d2b6
--- /dev/null
+++ b/edit-gnu.c
@@ -0,0 +1,38 @@
+#include "rc.h"
+
+#include <stdio.h>
+#include <readline/readline.h>
+
+#include "jbwrap.h"
+
+struct Jbwrap rl_buf;
+volatile sig_atomic_t rl_active;
+
+void edit_init(void *ignored) {
+	rl_catch_signals = 0;
+}
+
+char *edit_getline(void *ignored, char *prompt) {
+	char *r = NULL;
+	int s;
+
+	if ((s = sigsetjmp(rl_buf.j, 1)) == 0) {
+		rl_active = TRUE;
+		r = readline(prompt);
+	} else {
+		rl_free_line_state();
+		rl_cleanup_after_signal();
+		rl_active = FALSE;
+		rc_raise(eError);
+	}
+
+	if (r) {
+		r = erealloc(r, strlen(r) + 2); /* 1 for \n + 1 for \0 */
+		strcat(r, "\n");
+	}
+	return r;
+}
+
+void edit_free(void *ignored, void *buffer) {
+	efree(buffer);
+}