patch-2.4.2 linux/include/asm-cris/eshlibld.h

• Lines: 115
• Date: Thu Feb 8 16:32:44 2001
• Orig file: v2.4.1/linux/include/asm-cris/eshlibld.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.1/linux/include/asm-cris/eshlibld.h linux/include/asm-cris/eshlibld.h
@@ -0,0 +1,114 @@
+/*!**************************************************************************
+*!
+*! FILE NAME  : eshlibld.h
+*!
+*! DESCRIPTION: Prototypes for exported shared library functions
+*!
+*! FUNCTIONS  : perform_cris_aout_relocations, shlibmod_fork, shlibmod_exit
+*! (EXPORTED)
+*!
+*!---------------------------------------------------------------------------
+*!
+*! (C) Copyright 1998, 1999 Axis Communications AB, LUND, SWEDEN
+*!
+*!**************************************************************************/
+/* $Id: eshlibld.h,v 1.1 2000/07/10 16:32:31 bjornw Exp $ */
+
+#ifndef _cris_relocate_h
+#define _cris_relocate_h
+
+/* Please note that this file is also compiled into the xsim simulator.
+   Try to avoid breaking its double use (only works on a little-endian
+   32-bit machine such as the i386 anyway).
+
+   Use __KERNEL__ when you're about to use kernel functions,
+       (which you should not do here anyway, since this file is
+       used by glibc).
+   Use defined(__KERNEL__) || defined(__elinux__) when doing
+       things that only makes sense on an elinux system.
+   Use __CRIS__ when you're about to do (really) CRIS-specific code.
+*/
+
+/* We have dependencies all over the place for the host system
+   for xsim being a linux system, so let's not pretend anything
+   else with #ifdef:s here until fixed.  */
+#include <linux/config.h>
+#include <linux/limits.h>
+
+/* Maybe do sanity checking if file input. */
+#undef SANITYCHECK_RELOC
+
+/* Maybe output debug messages. */
+#undef RELOC_DEBUG
+
+/* Maybe we want to share core as well as disk space.
+   Mainly depends on the config macro CONFIG_SHARE_SHLIB_CORE, but it is
+   assumed that we want to share code when debugging (exposes more
+   trouble). */
+#ifndef SHARE_LIB_CORE
+# if (defined(__KERNEL__) || !defined(RELOC_DEBUG)) \
+     && !defined(CONFIG_SHARE_SHLIB_CORE)
+#  define SHARE_LIB_CORE 0
+# else
+#  define SHARE_LIB_CORE 1
+# endif /* __KERNEL__ etc */
+#endif /* SHARE_LIB_CORE */
+
+
+/* Main exported function; supposed to be called when the program a.out
+   has been read in. */
+extern int
+perform_cris_aout_relocations(unsigned long text, unsigned long tlength,
+			      unsigned long data, unsigned long dlength,
+			      unsigned long baddr, unsigned long blength,
+
+			      /* These may be zero when there's "perfect"
+				 position-independent code. */
+			      unsigned char *trel, unsigned long tsrel,
+			      unsigned long dsrel,
+
+			      /* These will be zero at a first try, to see
+				 if code is statically linked.  Else a
+				 second try, with the symbol table and
+				 string table nonzero should be done. */
+			      unsigned char *symbols, unsigned long symlength,
+			      unsigned char *strings, unsigned long stringlength,
+
+			      /* These will only be used when symbol table
+			       information is present. */
+			      char **env, int envc,
+			      int euid, int is_suid);
+
+
+#ifdef RELOC_DEBUG
+/* Task-specific debug stuff. */
+struct task_reloc_debug {
+	struct memdebug *alloclast;
+	unsigned long alloc_total;
+	unsigned long export_total;
+};
+#endif /* RELOC_DEBUG */
+
+#if SHARE_LIB_CORE
+
+/* When code (and some very specific data) is shared and not just
+   dynamically linked, we need to export hooks for exec beginning and
+   end. */
+
+struct shlibdep;
+
+extern void
+shlibmod_exit(struct shlibdep **deps);
+
+/* Returns 0 if failure, nonzero for ok. */
+extern int
+shlibmod_fork(struct shlibdep **deps);
+
+#else  /* ! SHARE_LIB_CORE */
+# define shlibmod_exit(x)
+# define shlibmod_fork(x) 1
+#endif /* ! SHARE_LIB_CORE */
+
+#endif _cris_relocate_h
+/********************** END OF FILE eshlibld.h *****************************/
+