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Add support for command-line user arguments.

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Implements the standard Unix double dash (--) commandline argument:
* Arguments after a double dash (--) are ignored by Godot and stored for the user.
* User can access them via `OS.get_cmdline_user_args()`

Example:

`godot.exe scene_to_run.tscn --fullscreen -- --start-level 2`
This commit is contained in:
Juan Linietsky 2022-07-29 15:30:52 +02:00
parent 6d599ed90b
commit 0dd65378e7
7 changed files with 41 additions and 6 deletions
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3
core/os/os.cpp
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@ -362,9 +362,10 @@ String OS::get_model_name() const {
return "GenericDevice";
}
void OS::set_cmdline(const char *p_execpath, const List<String> &p_args) {
void OS::set_cmdline(const char *p_execpath, const List<String> &p_args, const List<String> &p_user_args) {
_execpath = String::utf8(p_execpath);
_cmdline = p_args;
_user_args = p_user_args;
}
String OS::get_unique_id() const {

4
core/os/os.h
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@ -46,6 +46,7 @@ class OS {
static uint64_t target_ticks;
String _execpath;
List<String> _cmdline;
List<String> _user_args;
bool _keep_screen_on = true; // set default value to true, because this had been true before godot 2.0.
bool low_processor_usage_mode = false;
int low_processor_usage_mode_sleep_usec = 10000;
@ -106,7 +107,7 @@ protected:
virtual void finalize() = 0;
virtual void finalize_core() = 0;
virtual void set_cmdline(const char *p_execpath, const List<String> &p_args);
virtual void set_cmdline(const char *p_execpath, const List<String> &p_args, const List<String> &p_user_args);
virtual bool _check_internal_feature_support(const String &p_feature) = 0;
@ -162,6 +163,7 @@ public:
virtual String get_name() const = 0;
virtual List<String> get_cmdline_args() const { return _cmdline; }
virtual List<String> get_cmdline_user_args() const { return _user_args; }
virtual List<String> get_cmdline_platform_args() const { return List<String>(); }
virtual String get_model_name() const;