cli: make the CLI prompt configurable

Signed-off-by: Heiko Thiery <[email protected]>

cli/CMakeLists.txt

@@ -11,6 +11,10 @@ set(NP2CLI_VERSION 2.0.77)
 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cli_version.h.in" "${PROJECT_BINARY_DIR}/cli_version.h" ESCAPE_QUOTES @ONLY)
 include_directories(${PROJECT_BINARY_DIR})
 
+# configure CLI prompt
+set(CLI_PROMPT ">" CACHE STRING "Set the CLI prompt (a space is automatically appended at the end)")
+configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cli_prompt.h.in" "${PROJECT_BINARY_DIR}/cli_prompt.h" ESCAPE_QUOTES @ONLY)
+
 # source files
 set(CLI_SRC
     main.c

cli/cli_prompt.h.in

@@ -0,0 +1,16 @@
+/**
+ * @file cli_prompt.h
+ * @author Heiko Thiery <[email protected]>
+ * @brief netopeer2-cli prompt
+ *
+ * @copyright
+ * Copyright (c) 2024 Heiko Thiery <heiko dot thiery at gmail dot com>
+ *
+ * This source code is licensed under BSD 3-Clause License (the "License").
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://opensource.org/licenses/BSD-3-Clause
+ */
+
+#define PROMPT "@CLI_PROMPT@ "

cli/commands.h

@@ -18,15 +18,14 @@
 #define COMMANDS_H_
 
 #include "cli_version.h"
+#include "cli_prompt.h"
 
 #include <stdio.h>
 
 extern char some_msg[];
 #define INSTRUCTION(format, args ...) {snprintf(some_msg,4095,format,##args);printf("\n  %s",some_msg);}
 #define ERROR(function, format, args ...) {snprintf(some_msg,4095,format,##args);fprintf(stderr,"%s: %s\n",function,some_msg);}
 
-#define PROMPT "> "
-
 typedef struct {
     char *name; /* User printable name of the function. */