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expose more "environment" variables on Windows

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This commit is contained in:
David Rose 2012-09-17 19:29:06 +00:00
parent 4563c1e68e
commit c88c480b6f
1 changed files with 88 additions and 5 deletions
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93
dtool/src/dtoolutil/executionEnvironment.cxx
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@ -14,6 +14,7 @@
#include "executionEnvironment.h"
#include "pandaVersion.h"
#include <assert.h>
#include <errno.h>
#include <stdio.h> // for perror
@ -29,6 +30,9 @@
// And this is for GetModuleFileName().
#include <windows.h>
// SHGetSpecialFolderPath()
#include <shlobj.h>
#endif
#ifdef __APPLE__
@ -86,7 +90,6 @@ extern int GLOBAL_ARGC;
ExecutionEnvironment *ExecutionEnvironment::_global_ptr = NULL;
////////////////////////////////////////////////////////////////////
// Function: ExecutionEnvironment::Constructor
// Access: Private
@ -299,15 +302,95 @@ ns_get_environment_variable(const string &var) const {
}
}
#ifdef PREREAD_ENVIRONMENT
return string();
#else
#ifndef PREREAD_ENVIRONMENT
const char *def = getenv(var.c_str());
if (def != (char *)NULL) {
return def;
}
return string();
#endif
#ifdef _WIN32
// On Windows only, we also simulate several standard folder names
// as "environment" variables. I know we're supposed to be using
// KnownFolderID's these days, but those calls aren't compatible
// with XP, so we'll continue to use SHGetSpecialFolderPath() until
// we're forced out of it.
static struct { int id; const char *name; } csidl_table[] = {
{ CSIDL_ADMINTOOLS, "ADMINTOOLS" },
{ CSIDL_ALTSTARTUP, "ALTSTARTUP" },
{ CSIDL_APPDATA, "APPDATA" },
{ CSIDL_BITBUCKET, "BITBUCKET" },
{ CSIDL_CDBURN_AREA, "CDBURN_AREA" },
{ CSIDL_COMMON_ADMINTOOLS, "COMMON_ADMINTOOLS" },
{ CSIDL_COMMON_ALTSTARTUP, "COMMON_ALTSTARTUP" },
{ CSIDL_COMMON_APPDATA, "COMMON_APPDATA" },
{ CSIDL_COMMON_DESKTOPDIRECTORY, "COMMON_DESKTOPDIRECTORY" },
{ CSIDL_COMMON_DOCUMENTS, "COMMON_DOCUMENTS" },
{ CSIDL_COMMON_FAVORITES, "COMMON_FAVORITES" },
{ CSIDL_COMMON_MUSIC, "COMMON_MUSIC" },
{ CSIDL_COMMON_OEM_LINKS, "COMMON_OEM_LINKS" },
{ CSIDL_COMMON_PICTURES, "COMMON_PICTURES" },
{ CSIDL_COMMON_PROGRAMS, "COMMON_PROGRAMS" },
{ CSIDL_COMMON_STARTMENU, "COMMON_STARTMENU" },
{ CSIDL_COMMON_STARTUP, "COMMON_STARTUP" },
{ CSIDL_COMMON_TEMPLATES, "COMMON_TEMPLATES" },
{ CSIDL_COMMON_VIDEO, "COMMON_VIDEO" },
{ CSIDL_COMPUTERSNEARME, "COMPUTERSNEARME" },
{ CSIDL_CONNECTIONS, "CONNECTIONS" },
{ CSIDL_CONTROLS, "CONTROLS" },
{ CSIDL_COOKIES, "COOKIES" },
{ CSIDL_DESKTOP, "DESKTOP" },
{ CSIDL_DESKTOPDIRECTORY, "DESKTOPDIRECTORY" },
{ CSIDL_DRIVES, "DRIVES" },
{ CSIDL_FAVORITES, "FAVORITES" },
{ CSIDL_FONTS, "FONTS" },
{ CSIDL_HISTORY, "HISTORY" },
{ CSIDL_INTERNET, "INTERNET" },
{ CSIDL_INTERNET_CACHE, "INTERNET_CACHE" },
{ CSIDL_LOCAL_APPDATA, "LOCAL_APPDATA" },
{ CSIDL_MYDOCUMENTS, "MYDOCUMENTS" },
{ CSIDL_MYMUSIC, "MYMUSIC" },
{ CSIDL_MYPICTURES, "MYPICTURES" },
{ CSIDL_MYVIDEO, "MYVIDEO" },
{ CSIDL_NETHOOD, "NETHOOD" },
{ CSIDL_NETWORK, "NETWORK" },
{ CSIDL_PERSONAL, "PERSONAL" },
{ CSIDL_PRINTERS, "PRINTERS" },
{ CSIDL_PRINTHOOD, "PRINTHOOD" },
{ CSIDL_PROFILE, "PROFILE" },
{ CSIDL_PROGRAM_FILES, "PROGRAM_FILES" },
{ CSIDL_PROGRAM_FILESX86, "PROGRAM_FILESX86" },
{ CSIDL_PROGRAM_FILES_COMMON, "PROGRAM_FILES_COMMON" },
{ CSIDL_PROGRAM_FILES_COMMONX86, "PROGRAM_FILES_COMMONX86" },
{ CSIDL_PROGRAMS, "PROGRAMS" },
{ CSIDL_RECENT, "RECENT" },
{ CSIDL_RESOURCES, "RESOURCES" },
{ CSIDL_RESOURCES_LOCALIZED, "RESOURCES_LOCALIZED" },
{ CSIDL_SENDTO, "SENDTO" },
{ CSIDL_STARTMENU, "STARTMENU" },
{ CSIDL_STARTUP, "STARTUP" },
{ CSIDL_SYSTEM, "SYSTEM" },
{ CSIDL_SYSTEMX86, "SYSTEMX86" },
{ CSIDL_TEMPLATES, "TEMPLATES" },
{ CSIDL_WINDOWS, "WINDOWS" },
{ 0, NULL },
};
for (int i = 0; csidl_table[i].name != NULL; ++i) {
if (strcmp(var.c_str(), csidl_table[i].name) == 0) {
wchar_t buffer[MAX_PATH];
if (SHGetSpecialFolderPathW(NULL, buffer, csidl_table[i].id, true)) {
Filename pathname = Filename::from_os_specific_w(buffer);
return pathname.to_os_specific();
}
break;
}
}
#endif // _WIN32
return string();
}
////////////////////////////////////////////////////////////////////