1 files changed, 51 insertions, 0 deletions
diff --git a/core/hook.c b/core/hook.c
new file mode 100644
index 0000000..b915901
--- /dev/null
+++ b/core/hook.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2026, Chloe M., et al.
+ * Provided under the BSD-3 clause.
+ */
+
+#include <sys/wait.h>
+#include <unistd.h>
+#include "bop/hook.h"
+
+/* Shell we use by default */
+#define DEFAULT_SHELL_PATH "/bin/sh"
+
+/*
+ * Execute the shell for a specific shell script
+ *
+ * @script_path:  Path of shell script
+ */
+static void
+exec_shell_for(const char *script_path)
+{
+    if (script_path == NULL) {
+        return;
+    }
+
+    execl(DEFAULT_SHELL_PATH, DEFAULT_SHELL_PATH, script_path, NULL);
+}
+
+/*
+ * Run a shell hook with POSIX sh
+ *
+ * XXX: Maybe support '#!/bin/xxx'? 
+ */
+int
+bop_shell_hook(const char *hook_path)
+{
+    pid_t child;
+    int status;
+
+    if (hook_path == NULL) {
+        return -1;
+    }
+
+    child = fork();
+    if (child == 0) {
+        exec_shell_for(hook_path);
+    } else {
+        waitpid(child, &status, 0);
+    }
+
+    return 0;
+}