print C stack trace, too, on call failure

prathamesh-sonpatki · Nov 12, 2010 · 0036f28 · 0036f28
1 parent 80ef9f0
commit 0036f28
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Showing 2 changed files with 31 additions and 4 deletions.
diff --git a/cext/src/include/ruby/ruby.h b/cext/src/include/ruby/ruby.h
@@ -35,10 +35,23 @@
 // Some platform specific includes
 #if defined(__WIN32__) || defined(__MINGW32__)
 #   include "jruby_win32.h"
+#   define PRINT_STACK_TRACE
 #else
 #   define RUBY_DLLSPEC
-#	include <sys/select.h>
-#	include <pthread.h>
+#   include <sys/select.h>
+#   include <pthread.h>
+#   ifndef NDEBUG
+#     include <execinfo.h>
+#     define PRINT_STACK_TRACE                              \
+        void* callstack[256]                                \
+        int i, frames = backtrace(callstack, 256);          \
+        char** strs = backtrace_symbols(callstack, frames); \
+        for (i = 0; i < frames; ++i) {                      \
+          printf("%s\n", strs[i]);                          \
+        }                                                   \
+        free(strs);
+#
+# endif
 #endif
 
 #ifdef RUBY_EXTCONF_H

diff --git a/cext/src/invoke.cpp b/cext/src/invoke.cpp
@@ -98,11 +98,11 @@ Java_org_jruby_cext_Native_callInit(JNIEnv* env, jobject self, jobject jThreadCo
         ((void (*)(void)) address)();
 
     } catch (jruby::JavaException& ex) {
+        PRINT_STACK_TRACE
         env->Throw(ex.getCause());
-
     } catch (std::exception& ex) {
+        PRINT_STACK_TRACE
         jruby::throwExceptionByName(env, jruby::RuntimeException, "C runtime exception occurred: ", ex.what());
-
     }
 
     return 0;
@@ -134,10 +134,12 @@ Java_org_jruby_cext_Native_callMethod(JNIEnv* env, jobject nativeClass, jobject
         return valueToObject(env, v);
 
     } catch (jruby::JavaException& ex) {
+        PRINT_STACK_TRACE
         env->Throw(ex.getCause());
         return NULL;
 
     } catch (std::exception& ex) {
+        PRINT_STACK_TRACE
         jruby::throwExceptionByName(env, jruby::RuntimeException, "C runtime exception occurred: ", ex.what());
         return NULL;
     }
@@ -159,10 +161,12 @@ Java_org_jruby_cext_Native_callMethod0(JNIEnv* env, jobject self, jlong fn, jlon
         return valueToObject(env, ((VALUE (*)(VALUE)) fn)((VALUE) recv));
 
     } catch (jruby::JavaException& ex) {
+        PRINT_STACK_TRACE
         env->Throw(ex.getCause());
         return NULL;
 
     } catch (std::exception& ex) {
+        PRINT_STACK_TRACE
         jruby::throwExceptionByName(env, jruby::RuntimeException, "C runtime exception occurred: ", ex.what());
         return NULL;
     }
@@ -183,10 +187,12 @@ Java_org_jruby_cext_Native_callMethod1(JNIEnv* env, jobject self, jlong fn, jlon
         return valueToObject(env, ((VALUE (*)(VALUE, VALUE)) fn)((VALUE) recv, (VALUE) arg1));
 
     } catch (jruby::JavaException& ex) {
+        PRINT_STACK_TRACE
         env->Throw(ex.getCause());
         return NULL;
 
     } catch (std::exception& ex) {
+        PRINT_STACK_TRACE
         jruby::throwExceptionByName(env, jruby::RuntimeException, "C runtime exception occurred: ", ex.what());
         return NULL;
     }
@@ -209,10 +215,12 @@ Java_org_jruby_cext_Native_callMethod2(JNIEnv* env, jobject self, jlong fn, jlon
         return valueToObject(env, ((VALUE (*)(VALUE, VALUE, VALUE)) fn)((VALUE) recv, (VALUE) arg1, (VALUE) arg2));
 
     } catch (jruby::JavaException& ex) {
+        PRINT_STACK_TRACE
         env->Throw(ex.getCause());
         return NULL;
 
     } catch (std::exception& ex) {
+        PRINT_STACK_TRACE
         jruby::throwExceptionByName(env, jruby::RuntimeException, "C runtime exception occurred: ", ex.what());
         return NULL;
     }
@@ -237,10 +245,12 @@ Java_org_jruby_cext_Native_callMethod3(JNIEnv* env, jobject self, jlong fn, jlon
         return valueToObject(env, ((VALUE (*)(VALUE, VALUE, VALUE, VALUE)) fn)((VALUE) recv, (VALUE) arg1, (VALUE) arg2, (VALUE) arg3));
 
     } catch (jruby::JavaException& ex) {
+        PRINT_STACK_TRACE
         env->Throw(ex.getCause());
         return NULL;
 
     } catch (std::exception& ex) {
+        PRINT_STACK_TRACE
         jruby::throwExceptionByName(env, jruby::RuntimeException, "C runtime exception occurred: ", ex.what());
         return NULL;
     }
@@ -300,10 +310,12 @@ Java_org_jruby_cext_Native_callFunction(JNIEnv* env, jobject, jlong function, jl
         return ((VALUE (*)(void*)) function)((void*) data);
 
     } catch (jruby::JavaException& ex) {
+        PRINT_STACK_TRACE
         env->Throw(ex.getCause());
         return 0x0;
 
     } catch (std::exception& ex) {
+        PRINT_STACK_TRACE
         jruby::throwExceptionByName(env, jruby::RuntimeException, "C runtime exception occurred: ", ex.what());
         return 0x0;
     }
@@ -324,10 +336,12 @@ Java_org_jruby_cext_Native_callProcMethod(JNIEnv* env, jobject, jlong fn, jlong
         return valueToObject(env, ((VALUE (*)(VALUE)) fn)((VALUE) args_ary));
 
     } catch (jruby::JavaException& ex) {
+        PRINT_STACK_TRACE
         env->Throw(ex.getCause());
         return NULL;
 
     } catch (std::exception& ex) {
+        PRINT_STACK_TRACE
         jruby::throwExceptionByName(env, jruby::RuntimeException, "C runtime exception occurred: ", ex.what());
         return NULL;
     }