-/* $Id$ */
+/* ex - Exception Handling */
-/* ex - Exception Handling (modified to fit into SimGrid from OSSP version) */
-
-/* Copyright (c) 2005, 2006, 2007 Martin Quinson */
+/* Copyright (c) 2005-2010 The SimGrid team */
/* Copyright (c) 2002-2004 Ralf S. Engelschall <rse@engelschall.com> */
/* Copyright (c) 2002-2004 The OSSP Project <http://www.ossp.org/> */
/* Copyright (c) 2002-2004 Cable & Wireless <http://www.cw.com/> */
/* All rights reserved. */
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
+/* This code is inspirated from the OSSP version (as retrieved back in 2004)*/
+/* It was heavily modified to fit the SimGrid framework. */
+
+/* The OSSP version has the following copyright notice:
+** OSSP ex - Exception Handling
+** Copyright (c) 2002-2004 Ralf S. Engelschall <rse@engelschall.com>
+** Copyright (c) 2002-2004 The OSSP Project <http://www.ossp.org/>
+** Copyright (c) 2002-2004 Cable & Wireless <http://www.cw.com/>
+**
+** This file is part of OSSP ex, an exception handling library
+** which can be found at http://www.ossp.org/pkg/lib/ex/.
+**
+** Permission to use, copy, modify, and distribute this software for
+** any purpose with or without fee is hereby granted, provided that
+** the above copyright notice and this permission notice appear in all
+** copies.
+**
+** THIS SOFTWARE IS PROVIDED `AS IS'' AND ANY EXPRESSED OR IMPLIED
+** WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+** MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+** IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
+** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+** USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+** OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+** SUCH DAMAGE.
+ */
+
+/* The extensions made for the SimGrid project can either be distributed */
+/* under the same license, or under the LGPL v2.1 */
#include <stdio.h>
#include <stdlib.h>
# define HAVE_BACKTRACE 1 /* Hello linux box */
#endif
-#if defined(WIN32) && defined(_M_IX86) && !defined(__GNUC__)
+#if defined(_XBT_WIN32) && defined(_M_IX86) && !defined(__GNUC__)
# define HAVE_BACKTRACE 1 /* Hello x86 windows box */
#endif
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(xbt_ex, xbt, "Exception mecanism");
+XBT_EXPORT_NO_IMPORT(const xbt_running_ctx_t) __xbt_ex_ctx_initializer = XBT_RUNNING_CTX_INITIALIZER;
+
/* default __ex_ctx callback function */
-ex_ctx_t *__xbt_ex_ctx_default(void)
+xbt_running_ctx_t *__xbt_ex_ctx_default(void)
{
/* Don't scream: this is a default which is never used (so, yes,
there is one setjump container by running entity).
It also gets overriden in xbt/context.c when using ucontextes (as well as
in Java for now, but after the java overhaul, it will get cleaned out)
*/
- static ex_ctx_t ctx = XBT_CTX_INITIALIZER;
+ static xbt_running_ctx_t ctx = XBT_RUNNING_CTX_INITIALIZER;
return &ctx;
}
fprintf(stderr, "Backtrace (displayed in thread %p):\n",
(void *) xbt_thread_self());
- for (i = 1; i < e->used; i++) /* no need to display "xbt_display_backtrace" */
+ for (i = 1; i < e->used; i++) /* no need to display "xbt_backtrace_display" */
fprintf(stderr, "---> %s\n", e->bt_strings[i] + 4);
}
xbt_ex_free(*e);
#else
- ERROR0("No backtrace on this arch");
+ XBT_ERROR("No backtrace on this arch");
#endif
}
#if defined(HAVE_EXECINFO_H) && defined(HAVE_POPEN) && defined(ADDR2LINE)
# include "backtrace_linux.c"
-#elif (defined(WIN32) && defined (_M_IX86)) && !defined(__GNUC__)
+#elif (defined(_XBT_WIN32) && defined (_M_IX86)) && !defined(__GNUC__)
# include "backtrace_windows.c"
#else
# include "backtrace_dummy.c"
"** SimGrid: UNCAUGHT EXCEPTION received on %s(%d): category: %s; value: %d\n"
"** %s\n"
"** Thrown by %s()%s\n",
- gras_os_myname(), (*xbt_getpid) (),
+ gras_os_myname(), xbt_getpid(),
xbt_ex_catname(e->category), e->value, e->msg,
e->procname, thrower ? thrower : " in this process");
- CRITICAL1("%s", e->msg);
+ XBT_CRITICAL("%s", e->msg);
+ xbt_free(thrower);
if (!e->remote && !e->bt_strings)
xbt_ex_setup_backtrace(e);
#ifdef HAVE_BACKTRACE
- /* We have everything to build neat backtraces */
- {
+ if (e->used && e->bt_strings) {
+ /* We have everything to build neat backtraces */
int i;
fprintf(stderr, "\n");
for (i = 0; i < e->used; i++)
fprintf(stderr, "%s\n", e->bt_strings[i]);
- }
-#else
- fprintf(stderr, " at %s:%d:%s (no backtrace available on that arch)\n",
- e->file, e->line, e->func);
+ } else
#endif
+ {
+ fprintf(stderr,
+ "\n"
+ "** In %s() at %s:%d\n"
+ "** (no backtrace available)\n",
+ e->func, e->file, e->line);
+ }
}
}
/* the externally visible API */
-XBT_EXPORT_NO_IMPORT(ex_ctx_cb_t) __xbt_ex_ctx = &__xbt_ex_ctx_default;
+XBT_EXPORT_NO_IMPORT(xbt_running_ctx_fetcher_t) __xbt_running_ctx_fetch = &__xbt_ex_ctx_default;
XBT_EXPORT_NO_IMPORT(ex_term_cb_t) __xbt_ex_terminate =
- &__xbt_ex_terminate_default;
+ &__xbt_ex_terminate_default;
- void xbt_ex_free(xbt_ex_t e)
+void xbt_ex_free(xbt_ex_t e)
{
int i;
- if (e.msg)
- free(e.msg);
+ free(e.msg);
if (e.remote) {
free(e.procname);
free(e.file);
if (e.bt_strings) {
for (i = 0; i < e.used; i++)
- free((char *) e.bt_strings[i]);
- free((char **) e.bt_strings);
+ free(e.bt_strings[i]);
+ free(e.bt_strings);
}
/* memset(e,0,sizeof(xbt_ex_t)); */
}
xbt_ex_t ex;
volatile int n = 1;
- xbt_test_add0("basic nested control flow");
+ xbt_test_add("basic nested control flow");
TRY {
if (n != 1)
- xbt_test_fail1("M1: n=%d (!= 1)", n);
+ xbt_test_fail("M1: n=%d (!= 1)", n);
n++;
TRY {
if (n != 2)
- xbt_test_fail1("M2: n=%d (!= 2)", n);
+ xbt_test_fail("M2: n=%d (!= 2)", n);
n++;
- THROW0(unknown_error, 0, "something");
+ THROWF(unknown_error, 0, "something");
}
CATCH(ex) {
if (n != 3)
- xbt_test_fail1("M3: n=%d (!= 3)", n);
+ xbt_test_fail("M3: n=%d (!= 3)", n);
n++;
xbt_ex_free(ex);
}
n++;
TRY {
if (n != 5)
- xbt_test_fail1("M2: n=%d (!= 5)", n);
+ xbt_test_fail("M2: n=%d (!= 5)", n);
n++;
- THROW0(unknown_error, 0, "something");
+ THROWF(unknown_error, 0, "something");
}
- CATCH(ex) {
+ CATCH_ANONYMOUS {
if (n != 6)
- xbt_test_fail1("M3: n=%d (!= 6)", n);
+ xbt_test_fail("M3: n=%d (!= 6)", n);
n++;
RETHROW;
n++;
}
- xbt_test_fail1("MX: n=%d (shouldn't reach this point)", n);
+ xbt_test_fail("MX: n=%d (shouldn't reach this point)", n);
}
CATCH(ex) {
if (n != 7)
- xbt_test_fail1("M4: n=%d (!= 7)", n);
+ xbt_test_fail("M4: n=%d (!= 7)", n);
n++;
xbt_ex_free(ex);
}
if (n != 8)
- xbt_test_fail1("M5: n=%d (!= 8)", n);
+ xbt_test_fail("M5: n=%d (!= 8)", n);
}
XBT_TEST_UNIT("value", test_value, "exception value passing")
xbt_ex_t ex;
TRY {
- THROW0(unknown_error, 2, "toto");
+ THROWF(unknown_error, 2, "toto");
}
CATCH(ex) {
- xbt_test_add0("exception value passing");
+ xbt_test_add("exception value passing");
if (ex.category != unknown_error)
- xbt_test_fail1("category=%d (!= 1)", ex.category);
+ xbt_test_fail("category=%d (!= 1)", (int)ex.category);
if (ex.value != 2)
- xbt_test_fail1("value=%d (!= 2)", ex.value);
+ xbt_test_fail("value=%d (!= 2)", ex.value);
if (strcmp(ex.msg, "toto"))
- xbt_test_fail1("message=%s (!= toto)", ex.msg);
+ xbt_test_fail("message=%s (!= toto)", ex.msg);
xbt_ex_free(ex);
}
}
XBT_TEST_UNIT("variables", test_variables, "variable value preservation")
{
xbt_ex_t ex;
- int r1, r2;
+ int r1;
+ int _XBT_GNUC_UNUSED r2;
volatile int v1, v2;
r1 = r2 = v1 = v2 = 1234;
TRY {
r2 = 5678;
v2 = 5678;
- THROW0(unknown_error, 0, "toto");
- } CATCH(ex) {
- xbt_test_add0("variable preservation");
+ THROWF(unknown_error, 0, "toto");
+ }
+ CATCH(ex) {
+ xbt_test_add("variable preservation");
if (r1 != 1234)
- xbt_test_fail1("r1=%d (!= 1234)", r1);
+ xbt_test_fail("r1=%d (!= 1234)", r1);
if (v1 != 1234)
- xbt_test_fail1("v1=%d (!= 1234)", v1);
+ xbt_test_fail("v1=%d (!= 1234)", v1);
/* r2 is allowed to be destroyed because not volatile */
if (v2 != 5678)
- xbt_test_fail1("v2=%d (!= 5678)", v2);
+ xbt_test_fail("v2=%d (!= 5678)", v2);
xbt_ex_free(ex);
}
}
volatile int v1;
int c;
- xbt_test_add0("cleanup handling");
+ xbt_test_add("cleanup handling");
v1 = 1234;
c = 0;
TRY {
v1 = 5678;
- THROW0(1, 2, "blah");
- } CLEANUP {
+ THROWF(1, 2, "blah");
+ }
+ TRY_CLEANUP {
if (v1 != 5678)
- xbt_test_fail1("v1 = %d (!= 5678)", v1);
+ xbt_test_fail("v1 = %d (!= 5678)", v1);
c = 1;
}
CATCH(ex) {
if (v1 != 5678)
- xbt_test_fail1("v1 = %d (!= 5678)", v1);
+ xbt_test_fail("v1 = %d (!= 5678)", v1);
if (!(ex.category == 1 && ex.value == 2 && !strcmp(ex.msg, "blah")))
- xbt_test_fail0("unexpected exception contents");
+ xbt_test_fail("unexpected exception contents");
xbt_ex_free(ex);
}
if (!c)
- xbt_test_fail0("xbt_ex_free not executed");
+ xbt_test_fail("xbt_ex_free not executed");
}
cp3 = mallocex(SMALLAMOUNT);
strcpy(cp1, "foo");
strcpy(cp2, "bar");
- } CLEANUP {
- if (cp3 != NULL)
- free(cp3);
- if (cp2 != NULL)
- free(cp2);
- if (cp1 != NULL)
- free(cp1);
}
- CATCH(ex) {
+ TRY_CLEANUP {
+ free(cp3);
+ free(cp2);
+ free(cp1);
+ }
+ CATCH_ANONYMOUS {
printf("cp3=%s", cp3);
RETHROW;
}
static void good_example(void)
{
global_context_t *global_context = malloc(sizeof(global_context_t));
- xbt_ex_t ex;
/* GOOD_EXAMPLE */
{ /*01 */
cp3 = mallocex(SMALLAMOUNT);
strcpy(cp1, "foo");
strcpy(cp2, "bar");
- } CLEANUP { /*04 */
+ }
+ TRY_CLEANUP { /*04 */
printf("cp3=%s", cp3 == NULL /*02 */ ? "" : cp3);
- if (cp3 != NULL)
- free(cp3);
- if (cp2 != NULL)
- free(cp2);
+ free(cp3);
+ free(cp2);
/*05 cp1 was given away */
}
- CATCH(ex) {
+ CATCH_ANONYMOUS {
/*05 global context untouched */
RETHROW;
}
}
/* end_of_good_example */
}
-#endif /* SIMGRID_TEST */
+#endif /* SIMGRID_TEST */