/*
* Copyright 1998-2006 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
#ifdef __linux__
#include <stdio.h>
#include <ctype.h>
#endif
#include <pwd.h>
#include <locale.h>
#ifndef ARCHPROPNAME
#error "The macro ARCHPROPNAME has not been defined"
#endif
#include <sys/utsname.h> /* For os_name and os_version */
#include <langinfo.h> /* For nl_langinfo */
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/param.h>
#include <time.h>
#include <errno.h>
#include "locale_str.h"
#include "java_props.h"
#ifdef __linux__
#define CODESET _NL_CTYPE_CODESET_NAME
#else
#ifdef ALT_CODESET_KEY
#define CODESET ALT_CODESET_KEY
#endif
#endif
/* Take an array of string pairs (map of key->value) and a string (key).
* Examine each pair in the map to see if the first string (key) matches the
* string. If so, store the second string of the pair (value) in the value and
* return 1. Otherwise do nothing and return 0. The end of the map is
* indicated by an empty string at the start of a pair (key of "").
*/
static int
mapLookup(char* map[], const char* key, char** value) {
int i;
for (i = 0; strcmp(map[i], ""); i += 2){
if (!strcmp(key, map[i])){
*value = map[i + 1];
return 1;
}
}
return 0;
}
/* This function sets an environment variable using envstring.
* The format of envstring is "name=value".
* If the name has already existed, it will append value to the name.
*/
static void
setPathEnvironment(char *envstring)
{
char name[20], *value, *current;
value = strchr(envstring, '='); /* locate name and value separator */
if (! value)
return; /* not a valid environment setting */
/* copy first part as environment name */
strncpy(name, envstring, value - envstring);
name[value-envstring] = '\0';
value++; /* set value point to value of the envstring */
current = getenv(name);
if (current) {
if (! strstr(current, value)) {
/* value is not found in current environment, append it */
char *temp = malloc(strlen(envstring) + strlen(current) + 2);
strcpy(temp, name);
strcat(temp, "=");
strcat(temp, current);
strcat(temp, ":");
strcat(temp, value);
putenv(temp);
}
/* else the value has already been set, do nothing */
}
else {
/* environment variable is not found */
putenv(envstring);
}
}
#ifndef P_tmpdir
#define P_tmpdir "/var/tmp"
#endif
/* This function gets called very early, before VM_CALLS are setup.
* Do not use any of the VM_CALLS entries!!!
*/
java_props_t *
GetJavaProperties(JNIEnv *env)
{
static java_props_t sprops = {0};
char *v; /* tmp var */
if (sprops.user_dir) {
return &sprops;
}
/* tmp dir */
sprops.tmp_dir = P_tmpdir;
/* Printing properties */
sprops.printerJob = "sun.print.PSPrinterJob";
/* patches/service packs installed */
sprops.patch_level = "unknown";
/* Java 2D properties */
sprops.graphics_env = "sun.awt.X11GraphicsEnvironment";
sprops.awt_toolkit = NULL;
/* This is used only for debugging of font problems. */
v = getenv("JAVA2D_FONTPATH");
sprops.font_dir = v ? v : NULL;
#ifdef SI_ISALIST
/* supported instruction sets */
{
char list[258];
sysinfo(SI_ISALIST, list, sizeof(list));
sprops.cpu_isalist = strdup(list);
}
#else
sprops.cpu_isalist = NULL;
#endif
/* endianness of platform */
{
unsigned int endianTest = 0xff000000;
if (((char*)(&endianTest))[0] != 0)
sprops.cpu_endian = "big";
else
sprops.cpu_endian = "little";
}
/* os properties */
{
struct utsname name;
uname(&name);
sprops.os_name = strdup(name.sysname);
sprops.os_version = strdup(name.release);
sprops.os_arch = ARCHPROPNAME;
if (getenv("GNOME_DESKTOP_SESSION_ID") != NULL) {
sprops.desktop = "gnome";
}
else {
sprops.desktop = NULL;
}
}
/* Determine the language, country, variant, and encoding from the host,
* and store these in the user.language, user.country, user.variant and
* file.encoding system properties. */
{
char *lc;
lc = setlocale(LC_CTYPE, "");
#ifndef __linux__
if (lc == NULL) {
/*
* 'lc == null' means system doesn't support user's environment
* variable's locale.
*/
setlocale(LC_ALL, "C");
sprops.language = "en";
sprops.encoding = "ISO8859-1";
sprops.sun_jnu_encoding = sprops.encoding;
} else {
#else
if (lc == NULL || !strcmp(lc, "C") || !strcmp(lc, "POSIX")) {
lc = "en_US";
}
{
#endif
/*
* locale string format in Solaris is
* <language name>_<country name>.<encoding name>@<variant name>
* <country name>, <encoding name>, and <variant name> are optional.
*/
char temp[64];
char *language = NULL, *country = NULL, *variant = NULL,
*encoding = NULL;
char *std_language = NULL, *std_country = NULL, *std_variant = NULL,
*std_encoding = NULL;
char *p, encoding_variant[64];
int i, found;
#ifndef __linux__
/*
* Workaround for Solaris bug 4201684: Xlib doesn't like @euro
* locales. Since we don't depend on the libc @euro behavior,
* we just remove the qualifier.
* On Linux, the bug doesn't occur; on the other hand, @euro
* is needed there because it's a shortcut that also determines
* the encoding - without it, we wouldn't get ISO-8859-15.
* Therefore, this code section is Solaris-specific.
*/
lc = strdup(lc); /* keep a copy, setlocale trashes original. */
strcpy(temp, lc);
p = strstr(temp, "@euro");
if (p != NULL)
*p = '\0';
setlocale(LC_ALL, temp);
#endif
strcpy(temp, lc);
/* Parse the language, country, encoding, and variant from the
* locale. Any of the elements may be missing, but they must occur
* in the order language_country.encoding@variant, and must be
* preceded by their delimiter (except for language).
*
* If the locale name (without .encoding@variant, if any) matches
* any of the names in the locale_aliases list, map it to the
* corresponding full locale name. Most of the entries in the
* locale_aliases list are locales that include a language name but
* no country name, and this facility is used to map each language
* to a default country if that's possible. It's also used to map
* the Solaris locale aliases to their proper Java locale IDs.
*/
if ((p = strchr(temp, '.')) != NULL) {
strcpy(encoding_variant, p); /* Copy the leading '.' */
*p = '\0';
} else if ((p = strchr(temp, '@')) != NULL) {
strcpy(encoding_variant, p); /* Copy the leading '@' */
*p = '\0';
} else {
*encoding_variant = '\0';
}
if (mapLookup(locale_aliases, temp, &p)) {
strcpy(temp, p);
}
language = temp;
if ((country = strchr(temp, '_')) != NULL) {
*country++ = '\0';
}
p = encoding_variant;
if ((encoding = strchr(p, '.')) != NULL) {
p[encoding++ - p] = '\0';
p = encoding;
}
if ((variant = strchr(p, '@')) != NULL) {
p[variant++ - p] = '\0';
}
/* Normalize the language name */
std_language = "en";
if (language != NULL) {
mapLookup(language_names, language, &std_language);
}
sprops.language = std_language;
/* Normalize the country name */
if (country != NULL) {
std_country = country;
mapLookup(country_names, country, &std_country);
sprops.country = strdup(std_country);
}
/* Normalize the variant name. Note that we only use
* variants listed in the mapping array; others are ignored. */
if (variant != NULL) {
mapLookup(variant_names, variant, &std_variant);
sprops.variant = std_variant;
}
/* Normalize the encoding name. Note that we IGNORE the string
* 'encoding' extracted from the locale name above. Instead, we use the
* more reliable method of calling nl_langinfo(CODESET). This function
* returns an empty string if no encoding is set for the given locale
* (e.g., the C or POSIX locales); we use the default ISO 8859-1
* converter for such locales.
*/
/* OK, not so reliable - nl_langinfo() gives wrong answers on
* Euro locales, in particular. */
if (strcmp(p, "ISO8859-15") == 0)
p = "ISO8859-15";
else
p = nl_langinfo(CODESET);
/* Convert the bare "646" used on Solaris to a proper IANA name */
if (strcmp(p, "646") == 0)
p = "ISO646-US";
/* return same result nl_langinfo would return for en_UK,
* in order to use optimizations. */
std_encoding = (*p != '\0') ? p : "ISO8859-1";
#ifdef __linux__
/*
* Remap the encoding string to a different value for japanese
* locales on linux so that customized converters are used instead
* of the default converter for "EUC-JP". The customized converters
* omit support for the JIS0212 encoding which is not supported by
* the variant of "EUC-JP" encoding used on linux
*/
if (strcmp(p, "EUC-JP") == 0) {
std_encoding = "EUC-JP-LINUX";
}
#else
/* For Solaris use customized vendor defined character
* customized EUC-JP converter
*/
if (strcmp(p,"eucJP") == 0) {
std_encoding = "eucJP-open";
}
#endif
#ifndef __linux__
/*
* Remap the encoding string to Big5_Solaris which augments
* the default converter for Solaris Big5 locales to include
* seven additional ideographic characters beyond those included
* in the Java "Big5" converter.
*/
if (strcmp(p, "Big5") == 0) {
std_encoding = "Big5_Solaris";
}
#endif
sprops.encoding = std_encoding;
sprops.sun_jnu_encoding = sprops.encoding;
}
}
#ifdef __linux__
#if __BYTE_ORDER == __LITTLE_ENDIAN
sprops.unicode_encoding = "UnicodeLittle";
#else
sprops.unicode_encoding = "UnicodeBig";
#endif
#else
sprops.unicode_encoding = "UnicodeBig";
#endif
/* user properties */
{
struct passwd *pwent = getpwuid(getuid());
sprops.user_name = pwent ? strdup(pwent->pw_name) : "?";
sprops.user_home = pwent ? strdup(pwent->pw_dir) : "?";
}
/* User TIMEZONE */
{
/*
* We defer setting up timezone until it's actually necessary.
* Refer to TimeZone.getDefault(). However, the system
* property is necessary to be able to be set by the command
* line interface -D. Here temporarily set a null string to
* timezone.
*/
tzset(); /* for compatibility */
sprops.timezone = "";
}
/* Current directory */
{
char buf[MAXPATHLEN];
errno = 0;
if (getcwd(buf, sizeof(buf)) == NULL)
JNU_ThrowByName(env, "java/lang/Error",
"Properties init: Could not determine current working directory.");
else
sprops.user_dir = strdup(buf);
}
sprops.file_separator = "/";
sprops.path_separator = ":";
sprops.line_separator = "\n";
/* Append CDE message and resource search path to NLSPATH and
* XFILESEARCHPATH, in order to pick localized message for
* FileSelectionDialog window (Bug 4173641).
*/
setPathEnvironment("NLSPATH=/usr/dt/lib/nls/msg/%L/%N.cat");
setPathEnvironment("XFILESEARCHPATH=/usr/dt/app-defaults/%L/Dt");
return &sprops;
}