Remove internal backtrace and backtrace_symbols_fd

sal/osl/unx/backtrace.c

@@ -211,87 +211,6 @@ void backtrace_symbols_fd( void **buffer, int size, int fd )
 #define _GNU_SOURCE
 #endif
 
-#include <dlfcn.h>
-#include <pthread.h>
-#include <setjmp.h>
-#include <stdio.h>
-#include "backtrace.h"
-
-#if defined(SPARC)
-
-#define FRAME_PTR_OFFSET 1
-#define FRAME_OFFSET 0
-
-#else
-
-#error Unknown Linux target platform.
-
-#endif /* defined SPARC or INTEL */
-
-typedef int ptrdiff_t;
-
-int backtrace( void **buffer, int max_frames )
-{
-    struct frame *fp;
-    jmp_buf ctx;
-    int i;
-
-    /* flush register windows */
-#ifdef SPARC
-    asm("ta 3");
-#endif
-    /* get stack- and framepointer */
-    setjmp(ctx);
-    fp = (struct frame*)(((size_t*)(ctx))[FRAME_PTR_OFFSET]);
-    for ( i=0; (i<FRAME_OFFSET) && (fp!=0); i++)
-        fp = fp->fr_savfp;
-
-    /* iterate through backtrace */
-    for (i=0; fp && fp->fr_savpc && i<max_frames; i++)
-    {
-        /* store frame */
-        *(buffer++) = (void *)fp->fr_savpc;
-        /* next frame */
-        fp=fp->fr_savfp;
-    }
-    return i;
-}
-
-void backtrace_symbols_fd( void **buffer, int size, int fd )
-{
-    FILE    *fp = fdopen( fd, "w" );
-
-    if ( fp )
-    {
-        void **pFramePtr;
-
-        for ( pFramePtr = buffer; size > 0 && pFramePtr && *pFramePtr; pFramePtr++, size-- )
-        {
-            Dl_info     dli;
-
-            if ( 0 != dladdr( *pFramePtr, &dli ) )
-            {
-                ptrdiff_t offset;
-
-                if ( dli.dli_fname && dli.dli_fbase )
-                {
-                    offset = (ptrdiff_t)*pFramePtr - (ptrdiff_t)dli.dli_fbase;
-                    fprintf( fp, "%s+0x%x", dli.dli_fname, offset );
-                }
-                if ( dli.dli_sname && dli.dli_saddr )
-                {
-                    offset = (ptrdiff_t)*pFramePtr - (ptrdiff_t)dli.dli_saddr;
-                    fprintf( fp, "(%s+0x%x)", dli.dli_sname, offset );
-                }
-            }
-            fprintf( fp, "[0x%x]\n", *pFramePtr );
-        }
-
-        fflush( fp );
-        fclose( fp );
-    }
-}
-
 #endif /* defined LINUX */
 
 #if defined( MACOSX )

sal/osl/unx/backtrace.h

@@ -58,27 +58,8 @@ struct frame {
 
 #endif /* defined SOLARIS || FREEBSD || NETBSD || OPENBSD */
 
-#if defined (LINUX) && defined (SPARC)
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/* backtrace function with same behaviour as defined in GNU libc */
-
-int backtrace( void **buffer, int max_frames );
-
-void backtrace_symbols_fd( void **buffer, int size, int fd );
-
-/* no frame.h on linux sparc */
-struct frame {
-    long    arg0[8];
-    long    arg1[6];
-    struct frame *fr_savfp;
-    long    fr_savpc;
-};
-
-#ifdef __cplusplus
-} /* extern "C" */
+#if defined (LINUX)
+#include <execinfo.h>
 #endif
 
 #endif /* defined LINUX && SPARC */