1 files changed, 36 insertions, 0 deletions
diff --git a/src/cli/unix/sighandler.c b/src/cli/unix/sighandler.c
new file mode 100644
index 000000000..6b4982d48
--- /dev/null
+++ b/src/cli/unix/sighandler.c
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) the libgit2 contributors. All rights reserved.
+ *
+ * This file is part of libgit2, distributed under the GNU GPL v2 with
+ * a Linking Exception. For full terms see the included COPYING file.
+ */
+
+#include <stdint.h>
+#include <signal.h>
+#include "git2_util.h"
+#include "cli.h"
+
+static void (*interrupt_handler)(void) = NULL;
+
+static void interrupt_proxy(int signal)
+{
+	GIT_UNUSED(signal);
+	interrupt_handler();
+}
+
+int cli_sighandler_set_interrupt(void (*handler)(void))
+{
+	void (*result)(int);
+
+	if ((interrupt_handler = handler) != NULL)
+		result = signal(SIGINT, interrupt_proxy);
+	else
+		result = signal(SIGINT, SIG_DFL);
+
+	if (result == SIG_ERR) {
+		git_error_set(GIT_ERROR_OS, "could not set signal handler");
+		return -1;
+	}
+
+	return 0;
+}