initial commit

print.cc

@@ -0,0 +1,62 @@
+/* SPDX-License-Identifier: Apache-2.0
+ * (c) 2025, Konstantin Demin
+ */
+
+#include "print.hh"
+
+#include <cstdio>
+#include <cstring>
+
+extern "C" {
+	#include <unistd.h>
+}
+
+static
+void print_simple(print_mode mode, const ovl_path_t * root, const ovl_path_t * subpath, const ovl_name_t * name);
+
+// TODO: shell-escape mode
+/*
+static
+void print_escape(print_mode mode, const ovl_path_t * root, const ovl_path_t * subpath, const ovl_name_t * name);
+*/
+
+void print_path(print_mode mode, const ovl_path_t * root, const ovl_path_t * subpath, const ovl_name_t * name)
+{
+	// "root" and "name" are mandatory
+	/* if ((!root) || (!name)) return; */
+
+	switch (mode) {
+	case print_mode::normal: /* -fallthrough */
+	case print_mode::zero:
+		print_simple(mode, root, subpath, name);
+		return;
+	// TODO: shell-escape mode
+	/*
+	case print_mode::shell_escape:
+		print_escape(mode, root, subpath, name);
+		return;
+	*/
+	}
+}
+
+static
+void print_simple(print_mode mode, const ovl_path_t * root, const ovl_path_t * subpath, const ovl_name_t * name)
+{
+	// internal method, parameters are already checked
+	/* if ((!root) || (!name)) return 0; */
+
+	char eol = (mode == print_mode::zero) ? 0 : '\n';
+	if (subpath) {
+		(void) fprintf(stdout, "%s/%s/%s%c", root->str, subpath->str, name->str, eol);
+	} else {
+		(void) fprintf(stdout, "%s/%s%c", root->str, name->str, eol);
+	}
+}
+
+// TODO: shell-escape mode
+/*
+static
+void print_escape(print_mode mode, const ovl_path_t * root, const ovl_path_t * subpath, const ovl_name_t * name)
+{
+}
+*/