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authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /sysdeps/mips/bits/dlfcn.h
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'sysdeps/mips/bits/dlfcn.h')
-rw-r--r--sysdeps/mips/bits/dlfcn.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/sysdeps/mips/bits/dlfcn.h b/sysdeps/mips/bits/dlfcn.h
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+++ b/sysdeps/mips/bits/dlfcn.h
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+/* System dependent definitions for run-time dynamic loading.
+   Copyright (C) 1996, 1997, 1999, 2000, 2001, 2004
+	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 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
+   Lesser General Public License for more details.
+
+   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	0x0001	/* Lazy function call binding.  */
+#define RTLD_NOW	0x0002	/* Immediate function call binding.  */
+#define RTLD_BINDING_MASK  0x3	/* Mask of binding time value.  */
+#define RTLD_NOLOAD	0x00008	/* Do not load the object.  */
+#define RTLD_DEEPBIND	0x00010	/* Use deep binding.  */
+
+/* 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	0x0004
+
+/* 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 ((void *) (fctp)), (*(fctp)) args)
+
+__BEGIN_DECLS
+
+/* This function calls the profiling functions.  */
+extern void _dl_mcount_wrapper_check (void *__selfpc) __THROW;
+
+__END_DECLS
+
+#endif