// natSystem.cc - Native code implementing System class.
-/* Copyright (C) 1998, 1999, 2000 Free Software Foundation
+/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2006 Free Software Foundation
This file is part of libgcj.
details. */
#include <config.h>
+#include <platform.h>
+#include <stdio.h>
#include <string.h>
#include <stdlib.h>
-#include "posix.h"
-
-#ifdef HAVE_PWD_H
-#include <pwd.h>
-#endif
-#include <errno.h>
-
-#ifdef HAVE_UNAME
-#include <sys/utsname.h>
-#endif
-
-#ifdef HAVE_LANGINFO_H
-#include <langinfo.h>
-#endif
-
#include <gcj/cni.h>
#include <jvm.h>
-#include <java-props.h>
#include <java/lang/System.h>
#include <java/lang/Class.h>
#include <java/lang/ArrayStoreException.h>
#include <java/lang/ArrayIndexOutOfBoundsException.h>
#include <java/lang/NullPointerException.h>
-#include <java/lang/StringBuffer.h>
-#include <java/util/Properties.h>
#include <java/io/PrintStream.h>
#include <java/io/InputStream.h>
-#define SystemClass _CL_Q34java4lang6System
-extern java::lang::Class SystemClass;
-
\f
void
-java::lang::System::setErr (java::io::PrintStream *newErr)
+java::lang::System::setErr0 (java::io::PrintStream *newErr)
{
- checkSetIO ();
- // This violates `final' semantics. Oh well.
err = newErr;
}
void
-java::lang::System::setIn (java::io::InputStream *newIn)
+java::lang::System::setIn0 (java::io::InputStream *newIn)
{
- checkSetIO ();
- // This violates `final' semantics. Oh well.
in = newIn;
}
void
-java::lang::System::setOut (java::io::PrintStream *newOut)
+java::lang::System::setOut0 (java::io::PrintStream *newOut)
{
- checkSetIO ();
- // This violates `final' semantics. Oh well.
out = newOut;
}
jint count)
{
if (! src || ! dst)
- _Jv_Throw (new NullPointerException);
+ throw new NullPointerException;
jclass src_c = src->getClass();
jclass dst_c = dst->getClass();
if (! src_c->isArray() || ! dst_c->isArray()
|| src_comp->isPrimitive() != dst_comp->isPrimitive()
|| (src_comp->isPrimitive() && src_comp != dst_comp))
- _Jv_Throw (new ArrayStoreException);
+ throw new ArrayStoreException;
__JArray *src_a = (__JArray *) src;
__JArray *dst_a = (__JArray *) dst;
if (src_offset < 0 || dst_offset < 0 || count < 0
- || src_offset + count > src_a->length
- || dst_offset + count > dst_a->length)
- _Jv_Throw (new ArrayIndexOutOfBoundsException);
+ || (unsigned jint) src_offset > (unsigned jint) src_a->length
+ || (unsigned jint) (src_offset + count) > (unsigned jint) src_a->length
+ || (unsigned jint) dst_offset > (unsigned jint) dst_a->length
+ || (unsigned jint) (dst_offset + count) > (unsigned jint) dst_a->length)
+ throw new ArrayIndexOutOfBoundsException;
// Do-nothing cases.
if ((src == dst && src_offset == dst_offset)
{
if (*src_elts
&& ! dst_comp->isAssignableFrom((*src_elts)->getClass()))
- _Jv_Throw (new ArrayStoreException);
+ throw new ArrayStoreException;
*dst_elts++ = *src_elts++;
}
}
jlong
java::lang::System::currentTimeMillis (void)
{
- struct timeval tv;
- _Jv_gettimeofday (&tv);
- return (jlong) tv.tv_sec * 1000 + tv.tv_usec / 1000;
-}
-
-jint
-java::lang::System::identityHashCode (jobject obj)
-{
- return _Jv_HashCode (obj);
-}
-
-#if ! defined (DEFAULT_FILE_ENCODING) && defined (HAVE_ICONV) \
- && defined (HAVE_NL_LANGINFO)
-
-static char *
-file_encoding ()
-{
- setlocale (LC_CTYPE, "");
- char *e = nl_langinfo (CODESET);
- if (e == NULL || *e == '\0')
- e = "8859_1";
+ return _Jv_platform_gettimeofday ();
}
-#define DEFAULT_FILE_ENCODING file_encoding ()
-
-#endif
-
-#ifndef DEFAULT_FILE_ENCODING
-#define DEFAULT_FILE_ENCODING "8859_1"
-#endif
-
-static char *default_file_encoding = DEFAULT_FILE_ENCODING;
-
-#if HAVE_GETPWUID_R
-/* Use overload resolution to find out the signature of getpwuid_r. */
-
- /* This is Posix getpwuid_r. */
-template <typename T_uid, typename T_passwd, typename T_buf, typename T_len>
-static inline int
-getpwuid_adaptor(int (*getpwuid_r)(T_uid user_id, T_passwd *pwd_r,
- T_buf *buf_r, T_len len_r,
- T_passwd **pwd_entry_ptr),
- uid_t user_id, struct passwd *pwd_r,
- char *buf_r, size_t len_r, struct passwd **pwd_entry)
-{
- return getpwuid_r (user_id, pwd_r, buf_r, len_r, pwd_entry);
-}
-
-/* This is used on HPUX 10.20 */
-template <typename T_uid, typename T_passwd, typename T_buf, typename T_len>
-static inline int
-getpwuid_adaptor(int (*getpwuid_r)(T_uid user_id, T_passwd *pwd_r,
- T_buf *buf_r, T_len len_r),
- uid_t user_id, struct passwd *pwd_r,
- char *buf_r, size_t len_r, struct passwd **pwd_entry)
+jlong
+java::lang::System::nanoTime ()
{
- return getpwuid_r (user_id, pwd_r, buf_r, len_r);
+ return _Jv_platform_nanotime ();
}
-/* This is used on IRIX 5.2. */
-template <typename T_uid, typename T_passwd, typename T_buf, typename T_len>
-static inline int
-getpwuid_adaptor(T_passwd * (*getpwuid_r)(T_uid user_id, T_passwd *pwd_r,
- T_buf *buf_r, T_len len_r),
- uid_t user_id, struct passwd *pwd_r,
- char *buf_r, size_t len_r, struct passwd **pwd_entry)
+jint
+java::lang::System::identityHashCode (jobject obj)
{
- *pwd_entry = getpwuid_r (user_id, pwd_r, buf_r, len_r);
- return (*pwd_entry == NULL) ? errno : 0;
+ return _Jv_HashCode (obj);
}
-#endif
-void
-java::lang::System::init_properties (void)
+jstring
+java::lang::System::getenv0 (jstring name)
{
- {
- // We only need to synchronize around this gatekeeper.
- JvSynchronize sync (&SystemClass);
- if (prop_init)
- return;
- prop_init = true;
- }
-
- properties = new java::util::Properties ();
- // A convenience define.
-#define SET(Prop,Val) \
- properties->put(JvNewStringLatin1 (Prop), JvNewStringLatin1 (Val))
-
- // A mixture of the Java Product Versioning Specification
- // (introduced in 1.2), and earlier versioning properties.
- SET ("java.version", VERSION);
- SET ("java.vendor", "Free Software Foundation");
- SET ("java.vendor.url", "http://sources.redhat.com/java/");
- SET ("java.class.version", GCJVERSION);
- SET ("java.vm.specification.version", "1.1");
- SET ("java.vm.specification.name", "Java(tm) Virtual Machine Specification");
- SET ("java.vm.specification.vendor", "Sun Microsystems Inc.");
- SET ("java.vm.version", GCJVERSION);
- SET ("java.vm.vendor", "Free Software Foundation");
- SET ("java.vm.name", "libgcj");
- SET ("java.specification.version", "1.1");
- SET ("java.specification.name", "Java(tm) Language Specification");
- SET ("java.specification.vendor", "Sun Microsystems Inc.");
-
- // FIXME: how to set this given location-independence?
- // SET ("java.home", "FIXME");
-
- 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
- struct utsname u;
- if (! uname (&u))
- {
- SET ("os.name", u.sysname);
- SET ("os.arch", u.machine);
- SET ("os.version", u.release);
- }
- else
- {
- SET ("os.name", "unknown");
- SET ("os.arch", "unknown");
- SET ("os.version", "unknown");
- }
-#endif /* HAVE_UNAME */
-
-#ifndef NO_GETUID
-#ifdef HAVE_PWD_H
- uid_t user_id = getuid ();
- struct passwd *pwd_entry;
-
-#ifdef HAVE_GETPWUID_R
- struct passwd pwd_r;
- size_t len_r = 200;
- char *buf_r = (char *) _Jv_AllocBytes (len_r);
-
- while (buf_r != NULL)
- {
- int r = getpwuid_adaptor (getpwuid_r, user_id, &pwd_r,
- buf_r, len_r, &pwd_entry);
- if (r == 0)
- break;
- else if (r != ERANGE)
- {
- pwd_entry = NULL;
- break;
- }
- len_r *= 2;
- buf_r = (char *) _Jv_AllocBytes (len_r);
- }
-#else
- pwd_entry = getpwuid (user_id);
-#endif /* HAVE_GETPWUID_R */
-
- if (pwd_entry != NULL)
- {
- SET ("user.name", pwd_entry->pw_name);
- SET ("user.home", pwd_entry->pw_dir);
- }
-#endif /* HAVE_PWD_H */
-#endif /* NO_GETUID */
-
-#ifdef HAVE_GETCWD
-#ifdef HAVE_UNISTD_H
- /* Use getcwd to set "user.dir". */
- int buflen = 250;
- char *buffer = (char *) malloc (buflen);
- while (buffer != NULL)
- {
- if (getcwd (buffer, buflen) != NULL)
- {
- SET ("user.dir", buffer);
- break;
- }
- if (errno != ERANGE)
- break;
- buflen = 2 * buflen;
- buffer = (char *) realloc (buffer, buflen);
- }
- if (buffer != NULL)
- free (buffer);
-#endif /* HAVE_UNISTD_H */
-#endif /* HAVE_GETCWD */
-
- // Set some properties according to whatever was compiled in with
- // `-D'.
- for (int i = 0; _Jv_Compiler_Properties[i]; ++i)
- {
- const char *s, *p;
- // Find the `='.
- for (s = p = _Jv_Compiler_Properties[i]; *s && *s != '='; ++s)
- ;
- jstring name = JvNewStringLatin1 (p, s - p);
- jstring val = JvNewStringLatin1 (*s == '=' ? s + 1 : s);
- properties->put (name, val);
- }
-
- // Set the system properties from the user's environment.
- if (_Jv_Environment_Properties)
- {
- size_t i = 0;
-
- while (_Jv_Environment_Properties[i].key)
- {
- SET (_Jv_Environment_Properties[i].key,
- _Jv_Environment_Properties[i].value);
- i++;
- }
- }
-
- if (_Jv_Jar_Class_Path)
- properties->put(JvNewStringLatin1 ("java.class.path"),
- JvNewStringLatin1 (_Jv_Jar_Class_Path));
- else
- {
- // FIXME: find libgcj.zip and append its path?
- char *classpath = ::getenv("CLASSPATH");
- jstring cp = properties->getProperty (JvNewStringLatin1("java.class.path"));
- java::lang::StringBuffer *sb = new java::lang::StringBuffer ();
-
- if (classpath)
- {
- sb->append (JvNewStringLatin1 (classpath));
-#ifdef WIN32
- sb->append ((jchar) ';');
-#else
- sb->append ((jchar) ':');
-#endif;
- }
- if (cp != NULL)
- sb->append (cp);
- else
- sb->append ((jchar) '.');
-
- properties->put(JvNewStringLatin1 ("java.class.path"),
- sb->toString ());
- }
+ jint len = _Jv_GetStringUTFLength (name);
+ char buf[len + 1];
+ jsize total = JvGetStringUTFRegion (name, 0, name->length(), buf);
+ buf[total] = '\0';
+ const char *value = ::getenv (buf);
+ if (value == NULL)
+ return NULL;
+ return JvNewStringUTF (value);
}
OSDN Git Service
