- add `openscreenshots` `opensaves` and `openconfig` console commands on Windows and Linux and Mac

src/common/console/c_enginecmds.cpp

@@ -52,6 +52,10 @@
 #include "version.h"
 #include "findfile.h"
 #include "md5.h"
+#include "i_specialpaths.h"
+
+void I_OpenShellFolder(const char*);
+void I_OpenShellFile(const char*);
 
 extern FILE* Logfile;
 
@@ -336,3 +340,19 @@ CCMD(printlocalized)
 	}
 
 }
+
+UNSAFE_CCMD(opensaves)
+{
+	I_OpenShellFolder(M_GetSavegamesPath().GetChars());
+}
+
+UNSAFE_CCMD(openscreenshots)
+{
+	I_OpenShellFolder(M_GetScreenshotsPath().GetChars());
+}
+
+UNSAFE_CCMD(openconfig)
+{
+	I_OpenShellFile(M_GetConfigPath(false).GetChars());
+}
+

src/common/platform/posix/cocoa/i_system.mm

@@ -170,3 +170,18 @@ unsigned int I_MakeRNGSeed()
 {
 	return static_cast<unsigned int>(arc4random());
 }
+
+void I_OpenShellFolder(const char* folder)
+{
+	std::string x = (std::string)"open " + (std::string)folder;
+	Printf("Opening folder: %s\n", folder);
+	std::system(x.c_str());
+}
+
+void I_OpenShellFile(const char* file)
+{
+	std::string x = (std::string)"open " + (std::string)file;
+	x.erase(x.find_last_of('/'), std::string::npos);
+	Printf("Opening folder to file: %s\n", file);
+	std::system(x.c_str());
+}

src/common/platform/posix/sdl/i_system.cpp

@@ -431,3 +431,19 @@ unsigned int I_MakeRNGSeed()
 	}
 	return seed;
 }
+
+void I_OpenShellFolder(const char* folder)
+{
+	std::string x = (std::string)"xdg-open " + (std::string)folder;
+	Printf("Opening folder: %s\n", folder);
+	std::system(x.c_str());
+}
+
+void I_OpenShellFile(const char* file)
+{
+	std::string x = (std::string)"xdg-open " + (std::string)file;
+	x.erase(x.find_last_of('/'), std::string::npos);
+	Printf("Opening folder to file: %s\n", file);
+	std::system(x.c_str());
+}
+

src/common/platform/win32/i_specialpaths.cpp

@@ -283,7 +283,7 @@ FString M_GetScreenshotsPath()
 
 	if (!UseKnownFolders())
 	{
-		path << progdir << "/Screenshots/";
+		path << progdir << "Screenshots/";
 	}
 	else if (GetKnownFolder(-1, MyFOLDERID_Screenshots, true, path))
 	{

src/common/platform/win32/i_system.cpp

@@ -6,6 +6,7 @@
 ** Copyright 1998-2009 Randy Heit
 ** Copyright (C) 2007-2012 Skulltag Development Team
 ** Copyright (C) 2007-2016 Zandronum Development Team
+** Copyright (C) 2017-2022 GZDoom Development Team
 ** All rights reserved.
 **
 ** Redistribution and use in source and binary forms, with or without
@@ -49,6 +50,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
+#include <stdexcept>
 #include <process.h>
 #include <time.h>
 #include <map>
@@ -62,6 +64,8 @@
 #include <wincrypt.h>
 #include <shlwapi.h>
 
+#include <shellapi.h>
+
 #include "hardware.h"
 #include "printf.h"
 
@@ -955,3 +959,51 @@ void I_SetThreadNumaNode(std::thread &thread, int numaNode)
 		SetThreadAffinityMask(handle, (DWORD_PTR)numaNodes[numaNode].affinityMask);
 	}
 }
+
+std::wstring ToUtf16(const std::string& str)
+{
+    if (str.empty()) return {};
+    int needed = MultiByteToWideChar(CP_UTF8, 0, str.data(), (int)str.size(), nullptr, 0);
+    if (needed == 0)
+        throw std::runtime_error("MultiByteToWideChar failed");
+    std::wstring result;
+    result.resize(needed);
+    needed = MultiByteToWideChar(CP_UTF8, 0, str.data(), (int)str.size(), &result[0], (int)result.size());
+    if (needed == 0)
+        throw std::runtime_error("MultiByteToWideChar failed");
+    return result;
+}
+
+/*	// not currently used, but here for reference if it is needed
+std::string FromUtf16(const std::wstring& str)
+{
+	if (str.empty()) return {};
+	int needed = WideCharToMultiByte(CP_UTF8, 0, str.data(), (int)str.size(), nullptr, 0, nullptr, nullptr);
+	if (needed == 0)
+		throw std::runtime_error("WideCharToMultiByte failed");
+	std::string result;
+	result.resize(needed);
+	needed = WideCharToMultiByte(CP_UTF8, 0, str.data(), (int)str.size(), &result[0], (int)result.size(), nullptr, nullptr);
+	if (needed == 0)
+		throw std::runtime_error("WideCharToMultiByte failed");
+	return result;
+}
+*/
+
+void I_OpenShellFolder(const char* folder)
+{
+	std::string x = folder;
+	for (auto& c : x) { if (c == '/') c = '\\'; }
+	Printf("Opening folder: %s\n", x.c_str());
+	ShellExecuteW(NULL, L"open", L"explorer.exe", ToUtf16(x).c_str(), NULL, SW_SHOWNORMAL);
+}
+
+void I_OpenShellFile(const char* file)
+{
+	std::string x = (std::string)"/select," + (std::string)file;
+	for (auto& c : x) { if (c == '/') c = '\\'; }
+	x[0] = '/';
+	Printf("Opening folder to file: %s\n", x.c_str());
+	ShellExecuteW(NULL, L"open", L"explorer.exe", ToUtf16(x).c_str(), NULL, SW_SHOWNORMAL);
+}
+