diff options
| author | Sven Gothel <[email protected]> | 2014-05-09 09:43:53 +0200 |
|---|---|---|
| committer | Sven Gothel <[email protected]> | 2014-05-09 09:43:53 +0200 |
| commit | 3ebfe26810ca1bebde58ca70b083cd48e9b335bb (patch) | |
| tree | 280151b2dc971da2fcdd694473a05b921411bc9d /src/native/unix/UnixDynamicLinkerImpl_JNI.c | |
| parent | 6c04000e9921dfe27f0b1eb02c853b71fef2d1a9 (diff) | |
UnixDynamicLinkerImpl_JNI.c: Add (inactive) dlopen debug code (helper to analyze llvm-vmkit libGL loading issue)
Diffstat (limited to 'src/native/unix/UnixDynamicLinkerImpl_JNI.c')
| -rw-r--r-- | src/native/unix/UnixDynamicLinkerImpl_JNI.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/native/unix/UnixDynamicLinkerImpl_JNI.c b/src/native/unix/UnixDynamicLinkerImpl_JNI.c index 5741f22..c23c9ef 100644 --- a/src/native/unix/UnixDynamicLinkerImpl_JNI.c +++ b/src/native/unix/UnixDynamicLinkerImpl_JNI.c @@ -9,6 +9,10 @@ #include <dlfcn.h> #include <inttypes.h> +#ifndef RTLD_DEFAULT + #define RTLD_DEFAULT ((void *) 0) +#endif + /* Java->C glue code: * Java package: jogamp.common.os.UnixDynamicLinkerImpl * Java method: int dlclose(long arg0) @@ -34,6 +38,11 @@ Java_jogamp_common_os_UnixDynamicLinkerImpl_dlerror__(JNIEnv *env, jclass _unuse if (_res == NULL) return NULL; return (*env)->NewStringUTF(env, _res); } +// #define DEBUG_DLOPEN 1 + +#ifdef DEBUG_DLOPEN + typedef void *(*DLOPEN_FPTR_TYPE)(const char *filename, int flag); +#endif /* Java->C glue code: * Java package: jogamp.common.os.UnixDynamicLinkerImpl @@ -44,6 +53,11 @@ JNIEXPORT jlong JNICALL Java_jogamp_common_os_UnixDynamicLinkerImpl_dlopen__Ljava_lang_String_2I(JNIEnv *env, jclass _unused, jstring arg0, jint arg1) { const char* _UTF8arg0 = NULL; void * _res; +#ifdef DEBUG_DLOPEN + DLOPEN_FPTR_TYPE dlopenFunc = NULL; + fprintf(stderr, "XXX dlopen.0\n"); +#endif + if (arg0 != NULL) { if (arg0 != NULL) { _UTF8arg0 = (*env)->GetStringUTFChars(env, arg0, (jboolean*)NULL); @@ -54,10 +68,20 @@ Java_jogamp_common_os_UnixDynamicLinkerImpl_dlopen__Ljava_lang_String_2I(JNIEnv } } } +#ifdef DEBUG_DLOPEN + dlopenFunc = (DLOPEN_FPTR_TYPE) dlsym(RTLD_DEFAULT, "dlopen"); + fprintf(stderr, "XXX dlopen.1: lib %s, dlopen-fptr %p %p (%d)\n", _UTF8arg0, dlopen, dlopenFunc, dlopen==dlopenFunc); fflush(stderr); + _res = dlopen((char *) _UTF8arg0, (int) arg1); + fprintf(stderr, "XXX dlopen.2: %p\n", _res); fflush(stderr); +#else _res = dlopen((char *) _UTF8arg0, (int) arg1); +#endif if (arg0 != NULL) { (*env)->ReleaseStringUTFChars(env, arg0, _UTF8arg0); } +#ifdef DEBUG_DLOPEN + fprintf(stderr, "XXX dlopen.X\n"); fflush(stderr); +#endif return (jlong) (intptr_t) _res; } |