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get return address better on sparc etc.
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@32476 72102866-910b-0410-8b05-ffd578937521
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rfm
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5 changed files with 6184 additions and 5548 deletions
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@ -4,6 +4,10 @@
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allowed for threads to do their job, to minimise the chance of a
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heavily loaded machine giving a wrong result because threads
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don't get scheduled in time.
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* configure.ac: check for stck return address extraction
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* configure: regenerate
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* Headers/Additions/GNUstepBase/config.h.in: regenerate
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* Source/NSDebug.m: use function to get return address.
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2011-03-06 Thomas Gamper <icicle@cg.tuwien.ac.at>
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@ -1,5 +1,8 @@
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/* Headers/Additions/GNUstepBase/config.h.in. Generated from configure.ac by autoheader. */
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/* Define if building universal (internal helper macro) */
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#undef AC_APPLE_UNIVERSAL_BUILD
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/* The normal alignment of `pthread_cond_t', in bytes. */
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#undef ALIGNOF_PTHREAD_COND_T
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@ -466,7 +469,7 @@
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/* Define to 1 if you have the `sigsetjmp' function. */
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#undef HAVE_SIGSETJMP
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/* Define to 1 if you have the `sleep' function. */
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/* Define to 1 if you have the `Sleep' function. */
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#undef HAVE_SLEEP
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/* Define to 1 if the system has the type `socklen_t'. */
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@ -666,6 +669,9 @@
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/* Define to 1 if you have the <zlib.h> header file. */
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#undef HAVE_ZLIB_H
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/* Define to 1 if you have the `__builtin_extract_return_address' function. */
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#undef HAVE___BUILTIN_EXTRACT_RETURN_ADDRESS
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/* Define if your system needs to have short/int word aligned */
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#undef NEED_WORD_ALIGNMENT
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@ -729,26 +735,44 @@
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/* Define if using the libffi library for invocations */
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#undef USE_LIBFFI
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/* Enable extensions on AIX 3, Interix. */
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#ifndef _ALL_SOURCE
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# undef _ALL_SOURCE
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#endif
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/* Enable GNU extensions on systems that have them. */
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#ifndef _GNU_SOURCE
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# undef _GNU_SOURCE
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#endif
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/* Enable threading extensions on Solaris. */
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#ifndef _POSIX_PTHREAD_SEMANTICS
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# undef _POSIX_PTHREAD_SEMANTICS
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#endif
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/* Enable extensions on HP NonStop. */
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#ifndef _TANDEM_SOURCE
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# undef _TANDEM_SOURCE
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#endif
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/* Enable general extensions on Solaris. */
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#ifndef __EXTENSIONS__
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# undef __EXTENSIONS__
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#endif
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/* Define if vasprintf returns the length printed */
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#undef VASPRINTF_RETURNS_LENGTH
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/* Define if vsprintf returns the length printed */
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#undef VSPRINTF_RETURNS_LENGTH
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/* Define to 1 if your processor stores words with the most significant byte
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first (like Motorola and SPARC, unlike Intel and VAX). */
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#undef WORDS_BIGENDIAN
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/* Define to 1 if on AIX 3.
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System headers sometimes define this.
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We just want to avoid a redefinition error message. */
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#ifndef _ALL_SOURCE
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# undef _ALL_SOURCE
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#endif
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/* Enable GNU extensions on systems that have them. */
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#ifndef _GNU_SOURCE
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# undef _GNU_SOURCE
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/* Define WORDS_BIGENDIAN to 1 if your processor stores words with the most
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significant byte first (like Motorola and SPARC, unlike Intel). */
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#if defined AC_APPLE_UNIVERSAL_BUILD
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# if defined __BIG_ENDIAN__
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# define WORDS_BIGENDIAN 1
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# endif
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#else
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# ifndef WORDS_BIGENDIAN
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# undef WORDS_BIGENDIAN
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# endif
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#endif
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/* Define to 1 if on MINIX. */
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@ -761,17 +785,6 @@
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/* Define to 1 if you need to in order for `stat' and other things to work. */
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#undef _POSIX_SOURCE
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/* Enable extensions on Solaris. */
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#ifndef __EXTENSIONS__
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# undef __EXTENSIONS__
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#endif
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#ifndef _POSIX_PTHREAD_SEMANTICS
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# undef _POSIX_PTHREAD_SEMANTICS
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#endif
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#ifndef _TANDEM_SOURCE
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# undef _TANDEM_SOURCE
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#endif
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/* Define to `__inline__' or `__inline' if that's what the C compiler
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calls it, or to nothing if 'inline' is not supported under any name. */
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#ifndef __cplusplus
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@ -832,12 +832,15 @@ GSDebugAllocationListRecordedObjects(Class c)
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return answer;
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}
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#if !defined(HAVE_BUILTIN_EXTRACT_RETURN_ADDRESS)
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# define __builtin_extract_return_address(X) X
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#endif
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#define _NS_FRAME_HACK(a) \
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case a: env->addr = __builtin_frame_address(a + 1); break;
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#define _NS_RETURN_HACK(a) \
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case a: env->addr = (_NS_FRAME_HACK(a) ? __builtin_extract_return_address \
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(__builtin_return_address(a + 1)) : 0); break;
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case a: env->addr = (__builtin_frame_address(a + 1) ? \
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__builtin_extract_return_address(__builtin_return_address(a + 1)) : 0); break;
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/*
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* The following horrible signal handling code is a workaround for the fact
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@ -1858,6 +1858,7 @@ else
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AC_CHECK_HEADERS(execinfo.h)
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AC_CHECK_FUNCS(backtrace)
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fi
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AC_CHECK_FUNCS(__builtin_extract_return_address)
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#--------------------------------------------------------------------
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# These headers/functions needed by NSLog.m
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