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authorRoland McGrath <roland@gnu.org>1996-02-19 23:14:44 +0000
committerRoland McGrath <roland@gnu.org>1996-02-19 23:14:44 +0000
commitbfc04a9ff126ea5fdbe08e281bfc61b93f31429b (patch)
tree350c306d5a798a6adde89056a09d53a287f88dcd /sysdeps/generic
parentbe10a86854716071a64f559e1f5bc94e145d0fdb (diff)
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Sun Feb 18 15:08:10 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
	* sysdeps/posix/utimes.c (__utimes): There are 1000000 usecs in a
	sec.

Sun Feb 18 13:56:00 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* elf/Makefile, time/Makefile: Make `all' the default target.

Mon Feb 19 18:09:04 1996  Roland McGrath  <roland@charlie-brown.gnu.ai.mit.edu>

	* misc/sys/ptrace.h: Moved to ...
	* sysdeps/generic/sys/ptrace.h: ... here.
	* sys/ptrace.h: File removed.

Sun Feb 18 12:13:07 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/Makefile (headers): Add fpu_control.h.

	* sysdeps/unix/sysv/linux/i386/sysdep.S (errno): Put it into .bss
 	so that the symbol alias works.

	* sysdeps/unix/sysv/linux/m68k/fpu_control.h (_FPU_SETCW): Corrected.

	* sysdeps/unix/sysv/linux/resourcebits.h: New file.

	* sysdeps/unix/sysv/linux/sys/ptrace.h: New file.

	* sysdeps/unix/sysv/linux/syscalls.list: Add getegid, geteuid,
	getppid and reboot.

	* sysdeps/unix/sysv/linux/sysconf.c: Special version that does not
	use getdtablesize.

Sat Feb 17 10:30:21 1996  David Mosberger-Tang  <davidm@AZStarNet.com>

	* stdio-common/printf_fp.c, stdlib/strtod.c, sysdeps/ieee754/dbl2mpn.c,
	sysdeps/ieee754/ldbl2mpn.c, sysdeps/ieee754/mpn2dbl.c,
	sysdeps/ieee754/mpn2ldbl.c: Cast left operands of shift instructions
	to `long' where necessary.

Thu Feb 15 20:04:50 1996  Ulrich Drepper  <drepper@gnu.ai.mit.edu>

	* stdlib/fpioconst.h: Introduce new constant _FPIO_CONST_OFFSET.
	* stdio-common/printf_fp.c, stdlib/strtod.c: Use _FPIO_CONST_OFFSET
	to correctly access MPN array depending on architecture.
Diffstat (limited to 'sysdeps/generic')
-rw-r--r--sysdeps/generic/dl-sysdep.c3
-rw-r--r--sysdeps/generic/machine-gmon.h44
-rw-r--r--sysdeps/generic/sys/ptrace.h138
3 files changed, 184 insertions, 1 deletions
diff --git a/sysdeps/generic/dl-sysdep.c b/sysdeps/generic/dl-sysdep.c
index 5337ed6936..546993dbd1 100644
--- a/sysdeps/generic/dl-sysdep.c
+++ b/sysdeps/generic/dl-sysdep.c
@@ -1,5 +1,5 @@
 /* Operating system support for run-time dynamic linker.  Generic Unix version.
-Copyright (C) 1995 Free Software Foundation, Inc.
+Copyright (C) 1995, 96 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
@@ -27,6 +27,7 @@ extern int _dl_argc;
 extern char **_dl_argv;
 extern char **_environ;
 extern void _start (void);
+extern int _dl_secure;
 
 Elf32_Addr
 _dl_sysdep_start (void **start_argptr,
diff --git a/sysdeps/generic/machine-gmon.h b/sysdeps/generic/machine-gmon.h
new file mode 100644
index 0000000000..24101f34f0
--- /dev/null
+++ b/sysdeps/generic/machine-gmon.h
@@ -0,0 +1,44 @@
+/* Machine-dependent definitions for profiling support.  Generic GCC 2 version.
+Copyright (C) 1996 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.
+
+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.
+
+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., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+/* GCC version 2 gives us a perfect magical function to get
+   just the information we need:
+     void *__builtin_return_address (unsigned int N)
+   returns the return address of the frame N frames up.  */
+
+#if __GNUC__ < 2
+ #error "This file uses __builtin_return_address, a GCC 2 extension."
+#endif
+
+#include <sysdep.h>
+#ifndef NO_UNDERSCORES
+/* The asm symbols for C functions are `_function'.
+   The canonical name for the counter function is `mcount', no _.  */
+void _mcount (void) asm ("mcount");
+#endif
+
+#define _MCOUNT_DECL(frompc, selfpc) \
+static inline void mcount_internal (frompc, selfpc)
+
+#define MCOUNT \
+void _mcount (void)							      \
+{									      \
+  mcount_internal ((u_long) __builtin_return_address (0),		      \
+		   (u_long) __builtin_return_address (1));		      \
+}
diff --git a/sysdeps/generic/sys/ptrace.h b/sysdeps/generic/sys/ptrace.h
new file mode 100644
index 0000000000..a342e62d64
--- /dev/null
+++ b/sysdeps/generic/sys/ptrace.h
@@ -0,0 +1,138 @@
+/* `ptrace' debugger support interface.  Generic version; constants are common.
+Copyright (C) 1991, 1992 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.
+
+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.
+
+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, 1992 Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#ifndef	_PTRACE_H
+
+#define	_PTRACE_H	1
+#include <features.h>
+
+__BEGIN_DECLS
+
+
+/* Type of the REQUEST argument to `ptrace.'  */
+enum __ptrace_request
+{
+  /* Indicate that the process making this request should be traced.
+     All signals received by this process can be intercepted by its
+     parent, and its parent can use the other `ptrace' requests.  */
+  PTRACE_TRACEME = 0,
+#define PT_TRACE_ME PTRACE_TRACEME
+
+  /* Return the word in the process's text space at address ADDR.  */
+  PTRACE_PEEKTEXT,
+#define PT_READ_I PTRACE_PEEKTEXT
+
+  /* Return the word in the process's data space at address ADDR.  */
+  PTRACE_PEEKDATA,
+#define PT_READ_D PTRACE_PEEKDATA
+
+  /* Return the word in the process's user area at offset ADDR.  */
+  PTRACE_PEEKUSER,
+#define PT_READ_U PTRACE_PEEKUSER
+
+  /* Write the word DATA into the process's text space at address ADDR.  */
+  PTRACE_POKETEXT,
+#define PT_WRITE_I PTRACE_POKETEXT
+
+  /* Write the word DATA into the process's data space at address ADDR.  */
+  PTRACE_POKEDATA,
+#define PT_WRITE_D PTRACE_POKEDATA
+
+  /* Write the word DATA into the process's user space at offset ADDR.  */
+  PTRACE_POKEUSER,
+#define PT_WRITE_U PTRACE_POKEUSER
+
+  /* Continue the process.  */
+  PTRACE_CONT,
+#define PT_CONTINUE PTRACE_CONT
+
+  /* Kill the process.  */
+  PTRACE_KILL,
+#define PT_KILL PTRACE_KILL
+
+  /* Single step the process.
+     This is not supported on all machines.  */
+  PTRACE_SINGLESTEP,
+#define PT_STEP PTRACE_SINGLESTEP
+
+  /* Attach to a process that is already running. */
+  PTRACE_ATTACH,
+#define PT_ATTACH PTRACE_ATTACH
+
+  /* Detach from a process attached to with PTRACE_ATTACH.  */
+  PTRACE_DETACH,
+#define PT_DETACH PTRACE_DETACH
+
+  /* Get the process's registers (not including floating-point registers)
+     and put them in the `struct regs' (see <machine/regs.h>) at ADDR.  */
+  PTRACE_GETREGS = 12,
+
+  /* Set the process's registers (not including floating-point registers)
+     to the contents of the `struct regs' (see <machine/regs.h>) at ADDR.  */
+  PTRACE_SETREGS,
+
+  /* Get the process's floating point registers and put them
+     in the `struct fp_status' (see <machine/regs.h>) at ADDR.  */
+  PTRACE_GETFPREGS = 14,
+
+  /* Set the process's floating point registers to the contents
+     of the `struct fp_status' (see <machine/regs.h>) at ADDR.  */
+  PTRACE_SETFPREGS,
+
+  /* Read DATA bytes from the process's data space at address ADDR.
+     Put the result starting at address ADDR2 in the caller's
+     address space.  */
+  PTRACE_READDATA = 16,
+
+  /* Write DATA bytes from ADDR2 in the caller's address space into
+     the process's data space at address ADDR.  */
+  PTRACE_WRITEDATA,
+
+  /* Read DATA bytes from the process's text space at address ADDR.
+     Put the result starting at address ADDR2 in the caller's
+     address space.  */
+  PTRACE_READTEXT = 18,
+
+  /* Write DATA bytes from ADDR2 in the caller's address space into
+     the process's text space at address ADDR.  */
+  PTRACE_WRITETEXT,
+
+  /* Read the floating-point accelerator unit registers and
+     put them into the `struct fpa_regs' (see <machine/regs.h>) at ADDR.  */
+  PTRACE_GETFPAREGS = 20,
+
+  /* Write the floating-point accelerator unit registers from
+     the contents of the `struct fpa_regs' at ADDR.  */
+  PTRACE_SETFPAREGS,
+};
+
+/* Perform process tracing functions.  REQUEST is one of the values
+   above, and determines the action to be taken.
+   For all requests except PTRACE_TRACEME, PID specifies the process to be
+   traced.
+
+   PID and the other arguments described above for the various requests should
+   appear (those that are used for the particular request) as:
+     pid_t PID, void *ADDR, int DATA, void *ADDR2
+   after REQUEST.  */
+extern int ptrace __P ((enum __ptrace_request __request __DOTS));
+
+__END_DECLS
+
+#endif /* ptrace.h */