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Diffstat (limited to 'libc/sysdeps/linux/m68k/bits/dlfcn.h')
-rw-r--r--libc/sysdeps/linux/m68k/bits/dlfcn.h48
1 files changed, 35 insertions, 13 deletions
diff --git a/libc/sysdeps/linux/m68k/bits/dlfcn.h b/libc/sysdeps/linux/m68k/bits/dlfcn.h
index f5983d706..2525fa3d9 100644
--- a/libc/sysdeps/linux/m68k/bits/dlfcn.h
+++ b/libc/sysdeps/linux/m68k/bits/dlfcn.h
@@ -1,37 +1,59 @@
/* System dependent definitions for run-time dynamic loading.
- Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
#ifndef _DLFCN_H
# error "Never use <bits/dlfcn.h> directly; include <dlfcn.h> instead."
#endif
/* The MODE argument to `dlopen' contains one of the following: */
-#define RTLD_LAZY 0x001 /* Lazy function call binding. */
-#define RTLD_NOW 0x002 /* Immediate function call binding. */
-#define RTLD_BINDING_MASK 0x3 /* Mask of binding time value. */
+#define RTLD_LAZY 0x00001 /* Lazy function call binding. */
+#define RTLD_NOW 0x00002 /* Immediate function call binding. */
+#define RTLD_BINDING_MASK 0x3 /* Mask of binding time value. */
+#define RTLD_NOLOAD 0x00004 /* Do not load the object. */
/* If the following bit is set in the MODE argument to `dlopen',
the symbols of the loaded object and its dependencies are made
visible as if the object were linked directly into the program. */
-#define RTLD_GLOBAL 0x100
+#define RTLD_GLOBAL 0x00100
/* Unix98 demands the following flag which is the inverse to RTLD_GLOBAL.
The implementation does this by default and so we can define the
value to zero. */
#define RTLD_LOCAL 0
+
+/* Do not delete object when closed. */
+#define RTLD_NODELETE 0x01000
+
+#ifdef __USE_GNU
+/* To support profiling of shared objects it is a good idea to call
+ the function found using `dlsym' using the following macro since
+ these calls do not use the PLT. But this would mean the dynamic
+ loader has no chance to find out when the function is called. The
+ macro applies the necessary magic so that profiling is possible.
+ Rewrite
+ foo = (*fctp) (arg1, arg2);
+ into
+ foo = DL_CALL_FCT (fctp, (arg1, arg2));
+*/
+# define DL_CALL_FCT(fctp, args) \
+ (_dl_mcount_wrapper_check (fctp), (*(fctp)) args)
+
+/* This function calls the profiling functions. */
+extern void _dl_mcount_wrapper_check (void *__selfpc) __THROW;
+#endif