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natSystem.cc (init_properties): Call new function _Jv_platform_initProperties.

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2002-04-07  Adam King <aking@dreammechanics.com>

	* java/lang/natSystem.cc (init_properties): Call new function
	_Jv_platform_initProperties.
	* win32 (_Jv_platform_initProperties): New function that adds Win32
	support for the System properties os.name, os.arch, os.version,
	user.name, user.home, and user.dir.
	* include/posix.h, include/win32.h, posix.cc: New function
	_Jv_platform_initProperties.

From-SVN: r51989
This commit is contained in:
Adam King 2002-04-07 11:27:00 +00:00 • committed by Bryce McKinlay
parent 1abbe5b516
commit 455cd615c2
6 changed files with 167 additions and 16 deletions
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10
libjava/ChangeLog
View file

@ -1,3 +1,13 @@
2002-04-07 Adam King <aking@dreammechanics.com>
* java/lang/natSystem.cc (init_properties): Call new function
_Jv_platform_initProperties.
* win32 (_Jv_platform_initProperties): New function that adds Win32
support for the System properties os.name, os.arch, os.version,
user.name, user.home, and user.dir.
* include/posix.h, include/win32.h, posix.cc: New function
_Jv_platform_initProperties.
2002-04-06 Mark Wielaard <mark@klomp.org> 2002-04-06 Mark Wielaard <mark@klomp.org>
* java/lang/Character,java (isDefined): getType() != UNASSIGNED. * java/lang/Character,java (isDefined): getType() != UNASSIGNED.

2
libjava/include/posix.h
View file

@ -34,10 +34,12 @@ details. */
#include <fcntl.h> #include <fcntl.h>
#include <gcj/cni.h> #include <gcj/cni.h>
#include <java/util/Properties.h>
extern int _Jv_select (int n, fd_set *, fd_set *, fd_set *, struct timeval *); extern int _Jv_select (int n, fd_set *, fd_set *, fd_set *, struct timeval *);
extern jlong _Jv_platform_gettimeofday (); extern jlong _Jv_platform_gettimeofday ();
extern void _Jv_platform_initialize (void); extern void _Jv_platform_initialize (void);
extern void _Jv_platform_initProperties (java::util::Properties*);
inline void inline void
_Jv_platform_close_on_exec (jint fd) _Jv_platform_close_on_exec (jint fd)

2
libjava/include/win32.h
View file

@ -17,8 +17,10 @@ details. */
#undef __INSIDE_CYGWIN__ #undef __INSIDE_CYGWIN__
#include <winsock.h> #include <winsock.h>
#include <gcj/cni.h> #include <gcj/cni.h>
#include <java/util/Properties.h>
extern void _Jv_platform_initialize (void); extern void _Jv_platform_initialize (void);
extern void _Jv_platform_initProperties (java::util::Properties*);
extern jlong _Jv_platform_gettimeofday (); extern jlong _Jv_platform_gettimeofday ();
inline void inline void

20
libjava/java/lang/natSystem.cc
View file

@ -333,22 +333,6 @@ java::lang::System::init_properties (void)
SET ("file.encoding", default_file_encoding); SET ("file.encoding", default_file_encoding);
#ifdef WIN32
SET ("file.separator", "\\");
SET ("path.separator", ";");
SET ("line.separator", "\r\n");
SET ("java.io.tmpdir", "C:\\temp");
#else
// Unix.
SET ("file.separator", "/");
SET ("path.separator", ":");
SET ("line.separator", "\n");
char *tmpdir = ::getenv("TMPDIR");
if (! tmpdir)
tmpdir = "/tmp";
SET ("java.io.tmpdir", tmpdir);
#endif
#ifdef HAVE_UNAME #ifdef HAVE_UNAME
struct utsname u; struct utsname u;
if (! uname (&u)) if (! uname (&u))
@ -515,6 +499,10 @@ java::lang::System::init_properties (void)
newprops->put(JvNewStringLatin1 ("java.class.path"), newprops->put(JvNewStringLatin1 ("java.class.path"),
sb->toString ()); sb->toString ());
} }
// Allow platform specific settings and overrides.
_Jv_platform_initProperties (newprops);
// Finally, set the field. This ensures that concurrent getProperty() // Finally, set the field. This ensures that concurrent getProperty()
// calls will return initialized values without requiring them to be // calls will return initialized values without requiring them to be
// synchronized in the common case. // synchronized in the common case.

19
libjava/posix.cc
View file

@ -12,12 +12,14 @@ details. */
#include "posix.h" #include "posix.h"
#include <stdlib.h>
#include <errno.h> #include <errno.h>
#include <signal.h> #include <signal.h>
#include <jvm.h> #include <jvm.h>
#include <java/lang/Thread.h> #include <java/lang/Thread.h>
#include <java/io/InterruptedIOException.h> #include <java/io/InterruptedIOException.h>
#include <java/util/Properties.h>
#if defined (ECOS) #if defined (ECOS)
extern "C" unsigned long long _clock (void); extern "C" unsigned long long _clock (void);
@ -62,6 +64,23 @@ _Jv_platform_initialize (void)
#endif #endif
} }
// Set platform-specific System properties.
void
_Jv_platform_initProperties (java::util::Properties* newprops)
{
// A convenience define.
#define SET(Prop,Val) \
newprops->put(JvNewStringLatin1 (Prop), JvNewStringLatin1 (Val))
SET ("file.separator", "/");
SET ("path.separator", ":");
SET ("line.separator", "\n");
char *tmpdir = ::getenv("TMPDIR");
if (! tmpdir)
tmpdir = "/tmp";
SET ("java.io.tmpdir", tmpdir);
}
static inline void static inline void
internal_gettimeofday (struct timeval *result) internal_gettimeofday (struct timeval *result)
{ {

130
libjava/win32.cc
View file

@ -11,9 +11,11 @@ details. */
#include <config.h> #include <config.h>
#include <jvm.h> #include <jvm.h>
#include <sys/timeb.h> #include <sys/timeb.h>
#include <stdlib.h>
#include "platform.h" #include "platform.h"
#include <java/lang/ArithmeticException.h> #include <java/lang/ArithmeticException.h>
#include <java/util/Properties.h>
static LONG CALLBACK static LONG CALLBACK
win32_exception_handler (LPEXCEPTION_POINTERS e) win32_exception_handler (LPEXCEPTION_POINTERS e)
@ -62,3 +64,131 @@ __mingwthr_key_dtor (DWORD, void (*) (void *))
// approximately 24 bytes per thread created. // approximately 24 bytes per thread created.
return 0; return 0;
} }
// Set platform-specific System properties.
void
_Jv_platform_initProperties (java::util::Properties* newprops)
{
// A convenience define.
#define SET(Prop,Val) \
newprops->put(JvNewStringLatin1 (Prop), JvNewStringLatin1 (Val))
SET ("file.separator", "\\");
SET ("path.separator", ";");
SET ("line.separator", "\r\n");
SET ("java.io.tmpdir", "C:\\temp");
// Use GetCurrentDirectory to set 'user.dir'.
DWORD buflen = MAX_PATH;
char* buffer = (char *) malloc (buflen);
if (buffer != NULL)
{
if (GetCurrentDirectory (buflen, buffer))
SET ("user.dir", buffer);
free (buffer);
}
// Use GetUserName to set 'user.name'.
buflen = 257; // UNLEN + 1
buffer = (char *) malloc (buflen);
if (buffer != NULL)
{
if (GetUserName (buffer, &buflen))
SET ("user.name", buffer);
free (buffer);
}
// According to the api documentation for 'GetWindowsDirectory()', the
// environmental variable HOMEPATH always specifies the user's home
// directory or a default directory. On the 3 windows machines I checked
// only 1 had it set. If it's not set, JDK1.3.1 seems to set it to
// the windows directory, so we'll do the same.
char* userHome = NULL;
if ((userHome = ::getenv( "HOMEPATH" )) == NULL )
{
// Check HOME since it's what I use.
if ((userHome = ::getenv( "HOME" )) == NULL )
{
// Not found - use the windows directory like JDK1.3.1 does.
char* winHome = (char *)malloc (MAX_PATH);
if ( winHome != NULL )
{
if (GetWindowsDirectory (winHome, MAX_PATH))
SET ("user.home", winHome);
free (winHome);
}
}
}
if( userHome != NULL )
SET ("user.home", userHome);
// Get and set some OS info.
OSVERSIONINFO osvi;
ZeroMemory (&osvi, sizeof(OSVERSIONINFO));
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if (GetVersionEx (&osvi))
{
char *buffer = (char *) malloc (30);
if (buffer != NULL)
{
sprintf (buffer, "%d.%d", (int)osvi.dwMajorVersion, (int)osvi.dwMinorVersion);
SET ("os.version", buffer);
free (buffer);
}
switch (osvi.dwPlatformId)
{
case VER_PLATFORM_WIN32_WINDOWS:
if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 0)
SET ("os.name", "Windows 95");
else if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 10)
SET ("os.name", "Windows 98");
else if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 90)
SET ("os.name", "Windows Me");
else
SET ("os.name", "Windows ??");
break;
case VER_PLATFORM_WIN32_NT:
if (osvi.dwMajorVersion <= 4 )
SET ("os.name", "Windows NT");
else if (osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 0)
SET ("os.name", "Windows 2000");
else if (osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 1)
SET ("os.name", "Windows XP");
else
SET ("os.name", "Windows NT ??");
break;
default:
SET ("os.name", "Windows UNKNOWN");
break;
}
}
// Set the OS architecture.
SYSTEM_INFO si;
GetSystemInfo (&si);
switch( si.dwProcessorType )
{
case PROCESSOR_INTEL_386:
SET ("os.arch", "i386");
break;
case PROCESSOR_INTEL_486:
SET ("os.arch", "i486");
break;
case PROCESSOR_INTEL_PENTIUM:
SET ("os.arch", "i586");
break;
case PROCESSOR_MIPS_R4000:
SET ("os.arch", "MIPS4000");
break;
case PROCESSOR_ALPHA_21064:
SET ("os.arch", "ALPHA");
break;
default:
SET ("os.arch", "unknown");
break;
}
}