88 int xt_before_xm = 0;
89 int XAWT = 0;
90 jstring toolkit = NULL;
91 jstring propname = NULL;
92
93 if (awtHandle != NULL) {
94 /* Avoid several loading attempts */
95 return JNI_VERSION_1_2;
96 }
97
98 jvm = vm;
99
100 /* Get address of this library and the directory containing it. */
101 dladdr((void *)JNI_OnLoad, &dlinfo);
102 realpath((char *)dlinfo.dli_fname, buf);
103 len = strlen(buf);
104 p = strrchr(buf, '/');
105
106 /*
107 * The code below is responsible for:
108 * 1. Loading appropriate awt library, i.e. xawt/libmawt or headless/libwawt
109 * 2. Setting "awt.toolkit" system property to use the appropriate Java toolkit class,
110 * (if user has specified the toolkit in env varialble)
111 */
112
113 propname = (*env)->NewStringUTF(env, "awt.toolkit");
114 /* Check if toolkit is specified in env variable */
115 envvar = getenv("AWT_TOOLKIT");
116 if (envvar) {
117 if (strstr(envvar, "XToolkit")) {
118 toolkit = (*env)->NewStringUTF(env, "sun.awt.X11.XToolkit");
119 }
120 /* If user specified toolkit then set java system property */
121 if (toolkit && propname) {
122 JNU_CallStaticMethodByName (env,
123 NULL,
124 "java/lang/System",
125 "setProperty",
126 "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;",
127 propname,toolkit);
128 }
129 }
130
131 /* Calculate library name to load */
132 if (AWTIsHeadless()) {
133 strncpy(p, "/headless/libmawt.so", MAXPATHLEN-len-1);
134 } else {
135 /* Default AWT Toolkit on Linux and Solaris is XAWT. */
136 strncpy(p, "/xawt/libmawt.so", MAXPATHLEN-len-1);
137 }
138
139 if (toolkit) {
140 (*env)->DeleteLocalRef(env, toolkit);
141 }
142 if (propname) {
143 (*env)->DeleteLocalRef(env, propname);
144 }
145
146 JNU_CallStaticMethodByName(env, NULL, "java/lang/System", "load",
147 "(Ljava/lang/String;)V",
148 JNU_NewStringPlatform(env, buf));
149
150 awtHandle = dlopen(buf, RTLD_LAZY | RTLD_GLOBAL);
151
152 return JNI_VERSION_1_2;
153 }
154
155 JNIEXPORT jint JNICALL
156 JNI_OnLoad(JavaVM *vm, void *reserved)
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88 int xt_before_xm = 0;
89 int XAWT = 0;
90 jstring toolkit = NULL;
91 jstring propname = NULL;
92
93 if (awtHandle != NULL) {
94 /* Avoid several loading attempts */
95 return JNI_VERSION_1_2;
96 }
97
98 jvm = vm;
99
100 /* Get address of this library and the directory containing it. */
101 dladdr((void *)JNI_OnLoad, &dlinfo);
102 realpath((char *)dlinfo.dli_fname, buf);
103 len = strlen(buf);
104 p = strrchr(buf, '/');
105
106 /*
107 * The code below is responsible for:
108 * 1. Loading appropriate awt library, i.e. libawt_xawt or libawt_headless
109 * 2. Setting "awt.toolkit" system property to use the appropriate Java toolkit class,
110 * (if user has specified the toolkit in env varialble)
111 */
112
113 propname = (*env)->NewStringUTF(env, "awt.toolkit");
114 /* Check if toolkit is specified in env variable */
115 envvar = getenv("AWT_TOOLKIT");
116 if (envvar) {
117 if (strstr(envvar, "XToolkit")) {
118 toolkit = (*env)->NewStringUTF(env, "sun.awt.X11.XToolkit");
119 }
120 /* If user specified toolkit then set java system property */
121 if (toolkit && propname) {
122 JNU_CallStaticMethodByName (env,
123 NULL,
124 "java/lang/System",
125 "setProperty",
126 "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;",
127 propname,toolkit);
128 }
129 }
130
131 /* Calculate library name to load */
132 if (AWTIsHeadless()) {
133 strncpy(p, "/libawt_headless.so", MAXPATHLEN-len-1);
134 } else {
135 /* Default AWT Toolkit on Linux and Solaris is XAWT. */
136 strncpy(p, "/libawt_xawt.so", MAXPATHLEN-len-1);
137 }
138
139 if (toolkit) {
140 (*env)->DeleteLocalRef(env, toolkit);
141 }
142 if (propname) {
143 (*env)->DeleteLocalRef(env, propname);
144 }
145
146 JNU_CallStaticMethodByName(env, NULL, "java/lang/System", "load",
147 "(Ljava/lang/String;)V",
148 JNU_NewStringPlatform(env, buf));
149
150 awtHandle = dlopen(buf, RTLD_LAZY | RTLD_GLOBAL);
151
152 return JNI_VERSION_1_2;
153 }
154
155 JNIEXPORT jint JNICALL
156 JNI_OnLoad(JavaVM *vm, void *reserved)
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