1 files changed, 94 insertions, 116 deletions

diff --git a/src/porting.cpp b/src/porting.cpp
index d902d3737..dc247acbf 100644
--- a/src/porting.cpp
+++ b/src/porting.cpp
@@ -25,35 +25,35 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #include "porting.h"
 
-#if defined(__FreeBSD__)  || defined(__NetBSD__) || defined(__DragonFly__)
-	#include <sys/types.h>
-	#include <sys/sysctl.h>
-	extern char **environ;
+#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__)
+#include <sys/types.h>
+#include <sys/sysctl.h>
+extern char **environ;
 #elif defined(_WIN32)
-	#include <windows.h>
-	#include <wincrypt.h>
-	#include <algorithm>
-	#include <shlwapi.h>
-	#include <shellapi.h>
+#include <windows.h>
+#include <wincrypt.h>
+#include <algorithm>
+#include <shlwapi.h>
+#include <shellapi.h>
 #endif
 #if !defined(_WIN32)
-	#include <unistd.h>
-	#include <sys/utsname.h>
-	#if !defined(__ANDROID__)
-		#include <spawn.h>
-	#endif
+#include <unistd.h>
+#include <sys/utsname.h>
+#if !defined(__ANDROID__)
+#include <spawn.h>
+#endif
 #endif
 #if defined(__hpux)
-	#define _PSTAT64
-	#include <sys/pstat.h>
+#define _PSTAT64
+#include <sys/pstat.h>
 #endif
 #if defined(__ANDROID__)
-	#include "porting_android.h"
+#include "porting_android.h"
 #endif
 #if defined(__APPLE__)
-	// For _NSGetEnviron()
-	// Related: https://gitlab.haskell.org/ghc/ghc/issues/2458
-	#include <crt_externs.h>
+// For _NSGetEnviron()
+// Related: https://gitlab.haskell.org/ghc/ghc/issues/2458
+#include <crt_externs.h>
 #endif
 
 #include "config.h"
@@ -80,7 +80,7 @@ bool *signal_handler_killstatus()
 }
 
 #if !defined(_WIN32) // POSIX
-	#include <signal.h>
+#include <signal.h>
 
 void signal_handler(int sig)
 {
@@ -111,7 +111,7 @@ void signal_handler_init(void)
 }
 
 #else // _WIN32
-	#include <signal.h>
+#include <signal.h>
 
 BOOL WINAPI event_handler(DWORD sig)
 {
@@ -123,7 +123,8 @@ BOOL WINAPI event_handler(DWORD sig)
 		if (!g_killed) {
 			dstream << "INFO: event_handler(): "
 				<< "Ctrl+C, Close Event, Logoff Event or Shutdown Event,"
-				" shutting down." << std::endl;
+				   " shutting down."
+				<< std::endl;
 			g_killed = true;
 		} else {
 			(void)signal(SIGINT, SIG_DFL);
@@ -143,7 +144,6 @@ void signal_handler_init(void)
 
 #endif
 
-
 /*
 	Path mangler
 */
@@ -154,7 +154,6 @@ std::string path_user = "..";
 std::string path_locale = path_share + DIR_DELIM + "locale";
 std::string path_cache = path_user + DIR_DELIM + "cache";
 
-
 std::string getDataPath(const char *subpath)
 {
 	return path_share + DIR_DELIM + subpath;
@@ -164,9 +163,8 @@ void pathRemoveFile(char *path, char delim)
 {
 	// Remove filename and path delimiter
 	int i;
-	for(i = strlen(path)-1; i>=0; i--)
-	{
-		if(path[i] == delim)
+	for (i = strlen(path) - 1; i >= 0; i--) {
+		if (path[i] == delim)
 			break;
 	}
 	path[i] = 0;
@@ -174,14 +172,8 @@ void pathRemoveFile(char *path, char delim)
 
 bool detectMSVCBuildDir(const std::string &path)
 {
-	const char *ends[] = {
-		"bin\\Release",
-		"bin\\MinSizeRel",
-		"bin\\RelWithDebInfo",
-		"bin\\Debug",
-		"bin\\Build",
-		NULL
-	};
+	const char *ends[] = {"bin\\Release", "bin\\MinSizeRel", "bin\\RelWithDebInfo",
+			"bin\\Debug", "bin\\Build", NULL};
 	return (!removeStringEnd(path, ends).empty());
 }
 
@@ -203,20 +195,19 @@ std::string get_sysinfo()
 	GetFileVersionInfoA(filePath, 0, dwVersionSize, lpVersionInfo);
 	VerQueryValueA(lpVersionInfo, "\\", (LPVOID *)&fixedFileInfo, &blockSize);
 
-	oss << "Windows/"
-		<< HIWORD(fixedFileInfo->dwProductVersionMS) << '.' // Major
-		<< LOWORD(fixedFileInfo->dwProductVersionMS) << '.' // Minor
-		<< HIWORD(fixedFileInfo->dwProductVersionLS) << ' '; // Build
+	oss << "Windows/" << HIWORD(fixedFileInfo->dwProductVersionMS) << '.' // Major
+	    << LOWORD(fixedFileInfo->dwProductVersionMS) << '.'		      // Minor
+	    << HIWORD(fixedFileInfo->dwProductVersionLS) << ' ';	      // Build
 
-	#ifdef _WIN64
+#ifdef _WIN64
 	oss << "x86_64";
-	#else
+#else
 	BOOL is64 = FALSE;
 	if (IsWow64Process(GetCurrentProcess(), &is64) && is64)
 		oss << "x86_64"; // 32-bit app on 64-bit OS
 	else
 		oss << "x86";
-	#endif
+#endif
 
 	delete[] lpVersionInfo;
 	delete[] filePath;
@@ -225,12 +216,10 @@ std::string get_sysinfo()
 #else
 	struct utsname osinfo;
 	uname(&osinfo);
-	return std::string(osinfo.sysname) + "/"
-		+ osinfo.release + " " + osinfo.machine;
+	return std::string(osinfo.sysname) + "/" + osinfo.release + " " + osinfo.machine;
 #endif
 }
 
-
 bool getCurrentWorkingDir(char *buf, size_t len)
 {
 #ifdef _WIN32
@@ -241,16 +230,15 @@ bool getCurrentWorkingDir(char *buf, size_t len)
 #endif
 }
 
-
 bool getExecPathFromProcfs(char *buf, size_t buflen)
 {
 #ifndef _WIN32
 	buflen--;
 
 	ssize_t len;
-	if ((len = readlink("/proc/self/exe",     buf, buflen)) == -1 &&
-		(len = readlink("/proc/curproc/file", buf, buflen)) == -1 &&
-		(len = readlink("/proc/curproc/exe",  buf, buflen)) == -1)
+	if ((len = readlink("/proc/self/exe", buf, buflen)) == -1 &&
+			(len = readlink("/proc/curproc/file", buf, buflen)) == -1 &&
+			(len = readlink("/proc/curproc/exe", buf, buflen)) == -1)
 		return false;
 
 	buf[len] = '\0';
@@ -272,7 +260,6 @@ bool getCurrentExecPath(char *buf, size_t len)
 	return true;
 }
 
-
 //// Linux
 #elif defined(__linux__)
 
@@ -284,7 +271,6 @@ bool getCurrentExecPath(char *buf, size_t len)
 	return true;
 }
 
-
 //// Mac OS X, Darwin
 #elif defined(__APPLE__)
 
@@ -297,7 +283,6 @@ bool getCurrentExecPath(char *buf, size_t len)
 	return true;
 }
 
-
 //// FreeBSD, NetBSD, DragonFlyBSD
 #elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__)
 
@@ -321,7 +306,6 @@ bool getCurrentExecPath(char *buf, size_t len)
 	return true;
 }
 
-
 //// Solaris
 #elif defined(__sun) || defined(sun)
 
@@ -337,7 +321,6 @@ bool getCurrentExecPath(char *buf, size_t len)
 	return true;
 }
 
-
 // HP-UX
 #elif defined(__hpux)
 
@@ -354,7 +337,6 @@ bool getCurrentExecPath(char *buf, size_t len)
 	return true;
 }
 
-
 #else
 
 bool getCurrentExecPath(char *buf, size_t len)
@@ -364,7 +346,6 @@ bool getCurrentExecPath(char *buf, size_t len)
 
 #endif
 
-
 //// Non-Windows
 #if !defined(_WIN32)
 
@@ -372,14 +353,12 @@ const char *getHomeOrFail()
 {
 	const char *home = getenv("HOME");
 	// In rare cases the HOME environment variable may be unset
-	FATAL_ERROR_IF(!home,
-		"Required environment variable HOME is not set");
+	FATAL_ERROR_IF(!home, "Required environment variable HOME is not set");
 	return home;
 }
 
 #endif
 
-
 //// Windows
 #if defined(_WIN32)
 
@@ -389,7 +368,7 @@ bool setSystemPaths()
 
 	// Find path of executable and set path_share relative to it
 	FATAL_ERROR_IF(!getCurrentExecPath(buf, sizeof(buf)),
-		"Failed to get current executable path");
+			"Failed to get current executable path");
 	pathRemoveFile(buf, '\\');
 
 	std::string exepath(buf);
@@ -397,8 +376,8 @@ bool setSystemPaths()
 	// Use ".\bin\.."
 	path_share = exepath + "\\..";
 	if (detectMSVCBuildDir(exepath)) {
-		// The msvc build dir schould normaly not be present if properly installed,
-		// but its usefull for debugging.
+		// The msvc build dir schould normaly not be present if properly
+		// installed, but its usefull for debugging.
 		path_share += DIR_DELIM "..";
 	}
 
@@ -410,9 +389,9 @@ bool setSystemPaths()
 	return true;
 }
 
-
 //// Linux
-#elif defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__)
+#elif defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) ||               \
+		defined(__DragonFly__)
 
 bool setSystemPaths()
 {
@@ -420,7 +399,7 @@ bool setSystemPaths()
 
 	if (!getCurrentExecPath(buf, sizeof(buf))) {
 #ifdef __ANDROID__
-		errorstream << "Unable to read bindir "<< std::endl;
+		errorstream << "Unable to read bindir " << std::endl;
 #else
 		FATAL_ERROR("Unable to read bindir");
 #endif
@@ -437,28 +416,28 @@ bool setSystemPaths()
 	if (!static_sharedir.empty() && static_sharedir != ".")
 		trylist.push_back(static_sharedir);
 
-	trylist.push_back(bindir + DIR_DELIM ".." DIR_DELIM "share"
-		DIR_DELIM + PROJECT_NAME);
+	trylist.push_back(bindir + DIR_DELIM ".." DIR_DELIM "share" DIR_DELIM +
+			  PROJECT_NAME);
 	trylist.push_back(bindir + DIR_DELIM "..");
 
 #ifdef __ANDROID__
 	trylist.push_back(path_user);
 #endif
 
-	for (std::list<std::string>::const_iterator
-			i = trylist.begin(); i != trylist.end(); ++i) {
+	for (std::list<std::string>::const_iterator i = trylist.begin();
+			i != trylist.end(); ++i) {
 		const std::string &trypath = *i;
 		if (!fs::PathExists(trypath) ||
-			!fs::PathExists(trypath + DIR_DELIM + "builtin")) {
-			warningstream << "system-wide share not found at \""
-					<< trypath << "\""<< std::endl;
+				!fs::PathExists(trypath + DIR_DELIM + "builtin")) {
+			warningstream << "system-wide share not found at \"" << trypath
+				      << "\"" << std::endl;
 			continue;
 		}
 
 		// Warn if was not the first alternative
 		if (i != trylist.begin()) {
-			warningstream << "system-wide share found at \""
-					<< trypath << "\"" << std::endl;
+			warningstream << "system-wide share found at \"" << trypath
+				      << "\"" << std::endl;
 		}
 
 		path_share = trypath;
@@ -466,14 +445,12 @@ bool setSystemPaths()
 	}
 
 #ifndef __ANDROID__
-	path_user = std::string(getHomeOrFail()) + DIR_DELIM "."
-		+ PROJECT_NAME;
+	path_user = std::string(getHomeOrFail()) + DIR_DELIM "." + PROJECT_NAME;
 #endif
 
 	return true;
 }
 
-
 //// Mac OS X
 #elif defined(__APPLE__)
 
@@ -482,32 +459,29 @@ bool setSystemPaths()
 	CFBundleRef main_bundle = CFBundleGetMainBundle();
 	CFURLRef resources_url = CFBundleCopyResourcesDirectoryURL(main_bundle);
 	char path[PATH_MAX];
-	if (CFURLGetFileSystemRepresentation(resources_url,
-			TRUE, (UInt8 *)path, PATH_MAX)) {
+	if (CFURLGetFileSystemRepresentation(
+			    resources_url, TRUE, (UInt8 *)path, PATH_MAX)) {
 		path_share = std::string(path);
 	} else {
 		warningstream << "Could not determine bundle resource path" << std::endl;
 	}
 	CFRelease(resources_url);
 
-	path_user = std::string(getHomeOrFail())
-		+ "/Library/Application Support/"
-		+ PROJECT_NAME;
+	path_user = std::string(getHomeOrFail()) + "/Library/Application Support/" +
+		    PROJECT_NAME;
 	return true;
 }
 
-
 #else
 
 bool setSystemPaths()
 {
 	path_share = STATIC_SHAREDIR;
-	path_user  = std::string(getHomeOrFail()) + DIR_DELIM "."
-		+ lowercase(PROJECT_NAME);
+	path_user = std::string(getHomeOrFail()) + DIR_DELIM "." +
+		    lowercase(PROJECT_NAME);
 	return true;
 }
 
-
 #endif
 
 void migrateCachePath()
@@ -520,13 +494,14 @@ void migrateCachePath()
 		fs::RecursiveDelete(local_cache_path + DIR_DELIM + "tmp");
 
 	// Bail if migration impossible
-	if (path_cache == local_cache_path || !fs::PathExists(local_cache_path)
-			|| fs::PathExists(path_cache)) {
+	if (path_cache == local_cache_path || !fs::PathExists(local_cache_path) ||
+			fs::PathExists(path_cache)) {
 		return;
 	}
 	if (!fs::Rename(local_cache_path, path_cache)) {
 		errorstream << "Failed to migrate local cache path "
-			"to system path!" << std::endl;
+			       "to system path!"
+			    << std::endl;
 	}
 }
 
@@ -537,24 +512,24 @@ void initializePaths()
 
 	infostream << "Using relative paths (RUN_IN_PLACE)" << std::endl;
 
-	bool success =
-		getCurrentExecPath(buf, sizeof(buf)) ||
-		getExecPathFromProcfs(buf, sizeof(buf));
+	bool success = getCurrentExecPath(buf, sizeof(buf)) ||
+		       getExecPathFromProcfs(buf, sizeof(buf));
 
 	if (success) {
 		pathRemoveFile(buf, DIR_DELIM_CHAR);
 		std::string execpath(buf);
 
 		path_share = execpath + DIR_DELIM "..";
-		path_user  = execpath + DIR_DELIM "..";
+		path_user = execpath + DIR_DELIM "..";
 
 		if (detectMSVCBuildDir(execpath)) {
 			path_share += DIR_DELIM "..";
-			path_user  += DIR_DELIM "..";
+			path_user += DIR_DELIM "..";
 		}
 	} else {
 		errorstream << "Failed to get paths by executable location, "
-			"trying cwd" << std::endl;
+			       "trying cwd"
+			    << std::endl;
 
 		if (!getCurrentWorkingDir(buf, sizeof(buf)))
 			FATAL_ERROR("Ran out of methods to get paths");
@@ -571,7 +546,7 @@ void initializePaths()
 		std::string execpath(buf);
 
 		path_share = execpath;
-		path_user  = execpath;
+		path_user = execpath;
 	}
 	path_cache = path_user + DIR_DELIM + "cache";
 #else
@@ -580,10 +555,9 @@ void initializePaths()
 	if (!setSystemPaths())
 		errorstream << "Failed to get one or more system-wide path" << std::endl;
 
-
-#  ifdef _WIN32
+#ifdef _WIN32
 	path_cache = path_user + DIR_DELIM + "cache";
-#  else
+#else
 	// Initialize path_cache
 	// First try $XDG_CACHE_HOME/PROJECT_NAME
 	const char *cache_dir = getenv("XDG_CACHE_HOME");
@@ -592,15 +566,15 @@ void initializePaths()
 		path_cache = std::string(cache_dir) + DIR_DELIM + PROJECT_NAME;
 	} else if (home_dir) {
 		// Then try $HOME/.cache/PROJECT_NAME
-		path_cache = std::string(home_dir) + DIR_DELIM + ".cache"
-			+ DIR_DELIM + PROJECT_NAME;
+		path_cache = std::string(home_dir) + DIR_DELIM + ".cache" + DIR_DELIM +
+			     PROJECT_NAME;
 	} else {
 		// If neither works, use $PATH_USER/cache
 		path_cache = path_user + DIR_DELIM + "cache";
 	}
 	// Migrate cache folder to new location if possible
 	migrateCachePath();
-#  endif // _WIN32
+#endif // _WIN32
 #endif // RUN_IN_PLACE
 
 	infostream << "Detected share path: " << path_share << std::endl;
@@ -609,30 +583,30 @@ void initializePaths()
 
 #if USE_GETTEXT
 	bool found_localedir = false;
-#  ifdef STATIC_LOCALEDIR
+#ifdef STATIC_LOCALEDIR
 	/* STATIC_LOCALEDIR may be a generalized path such as /usr/share/locale that
 	 * doesn't necessarily contain our locale files, so check data path first. */
 	path_locale = getDataPath("locale");
 	if (fs::PathExists(path_locale)) {
 		found_localedir = true;
 		infostream << "Using in-place locale directory " << path_locale
-			<< " even though a static one was provided." << std::endl;
+			   << " even though a static one was provided." << std::endl;
 	} else if (STATIC_LOCALEDIR[0] && fs::PathExists(STATIC_LOCALEDIR)) {
 		found_localedir = true;
 		path_locale = STATIC_LOCALEDIR;
 		infostream << "Using static locale directory " << STATIC_LOCALEDIR
-			<< std::endl;
+			   << std::endl;
 	}
-#  else
+#else
 	path_locale = getDataPath("locale");
 	if (fs::PathExists(path_locale)) {
 		found_localedir = true;
 	}
-#  endif
+#endif
 	if (!found_localedir) {
 		warningstream << "Couldn't find a locale directory!" << std::endl;
 	}
-#endif  // USE_GETTEXT
+#endif // USE_GETTEXT
 }
 
 ////
@@ -678,8 +652,11 @@ void attachOrCreateConsole()
 {
 #ifdef _WIN32
 	static bool consoleAllocated = false;
-	const bool redirected = (_fileno(stdout) == -2 || _fileno(stdout) == -1); // If output is redirected to e.g a file
-	if (!consoleAllocated && redirected && (AttachConsole(ATTACH_PARENT_PROCESS) || AllocConsole())) {
+	const bool redirected = (_fileno(stdout) == -2 ||
+				 _fileno(stdout) == -1); // If output is redirected to e.g
+							 // a file
+	if (!consoleAllocated && redirected &&
+			(AttachConsole(ATTACH_PARENT_PROCESS) || AllocConsole())) {
 		freopen("CONOUT$", "w", stdout);
 		freopen("CONOUT$", "w", stderr);
 		consoleAllocated = true;
@@ -718,17 +695,18 @@ bool openURL(const std::string &url)
 	}
 
 #if defined(_WIN32)
-	return (intptr_t)ShellExecuteA(NULL, NULL, url.c_str(), NULL, NULL, SW_SHOWNORMAL) > 32;
+	return (intptr_t)ShellExecuteA(
+			       NULL, NULL, url.c_str(), NULL, NULL, SW_SHOWNORMAL) > 32;
 #elif defined(__ANDROID__)
 	openURLAndroid(url);
 	return true;
 #elif defined(__APPLE__)
 	const char *argv[] = {"open", url.c_str(), NULL};
-	return posix_spawnp(NULL, "open", NULL, NULL, (char**)argv,
-		(*_NSGetEnviron())) == 0;
+	return posix_spawnp(NULL, "open", NULL, NULL, (char **)argv,
+			       (*_NSGetEnviron())) == 0;
 #else
 	const char *argv[] = {"xdg-open", url.c_str(), NULL};
-	return posix_spawnp(NULL, "xdg-open", NULL, NULL, (char**)argv, environ) == 0;
+	return posix_spawnp(NULL, "xdg-open", NULL, NULL, (char **)argv, environ) == 0;
 #endif
 }
 
@@ -746,4 +724,4 @@ double perf_freq = get_perf_freq();
 
 #endif
 
-} //namespace porting
+} // namespace porting