initial import of latest linuxthreads

5 files changed, 218 insertions, 0 deletions

diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Entries b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Entries
new file mode 100644
index 000000000..d2b60e80e
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Entries
@@ -0,0 +1,3 @@
+/sysdep-cancel.h/1.5/Tue Nov 15 14:20:47 2005//
+/vfork.S/1.3/Tue Nov 15 14:20:47 2005//
+D
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Repository b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Repository
new file mode 100644
index 000000000..4c5c273db
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Repository
@@ -0,0 +1 @@
+ports/linuxthreads/sysdeps/unix/sysv/linux/m68k
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Root b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Root
new file mode 100644
index 000000000..ca45c5d4d
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Root
@@ -0,0 +1 @@
+:pserver:anoncvs@sources.redhat.com:/cvs/glibc
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/sysdep-cancel.h b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/sysdep-cancel.h
new file mode 100644
index 000000000..bb798e40d
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/sysdep-cancel.h
@@ -0,0 +1,129 @@
+/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Schwab <schwab@suse.de>, 2002.
+
+   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.  */
+
+#include <sysdep.h>
+#ifndef __ASSEMBLER__
+# include <linuxthreads/internals.h>
+#endif
+
+#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt
+
+# undef PSEUDO
+# define PSEUDO(name, syscall_name, args)				      \
+  .text;								      \
+  ENTRY (name)								      \
+    SINGLE_THREAD_P;							      \
+    jne .Lpseudo_cancel;						      \
+    DO_CALL (syscall_name, args);					      \
+    cmp.l &-4095, %d0;							      \
+    jcc SYSCALL_ERROR_LABEL;						      \
+    rts;								      \
+  .Lpseudo_cancel:							      \
+    CENABLE;								      \
+    DOCARGS_##args							      \
+    move.l %d0, -(%sp);							      \
+    move.l &SYS_ify (syscall_name), %d0;				      \
+    trap &0;								      \
+    move.l %d0, %d2;							      \
+    CDISABLE;								      \
+    addq.l &4, %sp;							      \
+    move.l %d2, %d0;							      \
+    UNDOCARGS_##args							      \
+    cmp.l &-4095, %d0;							      \
+    jcc SYSCALL_ERROR_LABEL
+
+# define DOCARGS_0	move.l %d2, -(%sp);
+# define _DOCARGS_0(n)
+# define UNDOCARGS_0	move.l (%sp)+, %d2;
+
+# define DOCARGS_1	_DOCARGS_1 (4); DOCARGS_0
+# define _DOCARGS_1(n)	move.l n(%sp), %d1; _DOARGS_0 (n)
+# define UNDOCARGS_1	UNDOCARGS_0
+
+# define DOCARGS_2	_DOCARGS_2 (8)
+# define _DOCARGS_2(n)	move.l %d2, -(%sp); move.l n+4(%sp), %d2;	\
+			_DOCARGS_1 (n)
+# define UNDOCARGS_2	UNDOCARGS_1
+
+# define DOCARGS_3	_DOCARGS_3 (12)
+# define _DOCARGS_3(n)	move.l %d3, -(%sp); move.l n+4(%sp), %d3;	\
+  	 		_DOCARGS_2 (n)
+# define UNDOCARGS_3	UNDOCARGS_2; move.l (%sp)+, %d3;
+
+# define DOCARGS_4	_DOCARGS_4 (16)
+# define _DOCARGS_4(n)	move.l %d4, -(%sp); move.l n+4(%sp), %d4;	\
+			_DOCARGS_3 (n)
+# define UNDOCARGS_4	UNDOCARGS_3; move.l (%sp)+, %d4;
+
+# define DOCARGS_5	_DOCARGS_5 (20)
+# define _DOCARGS_5(n)	move.l %d5, -(%sp); move.l n+4(%sp), %d5;	\
+			_DOCARGS_4 (n)
+# define UNDOCARGS_5	UNDOCARGS_4; move.l (%sp)+, %d5;
+
+# ifdef IS_IN_libpthread
+#  ifdef PIC
+#   define CENABLE	jbsr __pthread_enable_asynccancel@PLTPC
+#   define CDISABLE	jbsr __pthread_disable_asynccancel@PLTPC
+#  else
+#   define CENABLE	jbsr __pthread_enable_asynccancel
+#   define CDISABLE	jbsr __pthread_disable_asynccancel
+#  endif
+# elif !defined NOT_IN_libc
+#  ifdef PIC
+#   define CENABLE	jbsr __libc_enable_asynccancel@PLTPC
+#   define CDISABLE	jbsr __libc_disable_asynccancel@PLTPC
+#  else
+#   define CENABLE	jbsr __libc_enable_asynccancel
+#   define CDISABLE	jbsr __libc_disable_asynccancel
+#  endif
+# else
+#  ifdef PIC
+#   define CENABLE	jbsr __librt_enable_asynccancel@PLTPC
+#   define CDISABLE	jbsr __librt_disable_asynccancel@PLTPC
+#  else
+#   define CENABLE	jbsr __librt_enable_asynccancel
+#   define CDISABLE	jbsr __librt_disable_asynccancel
+#  endif
+# endif
+
+# if !defined NOT_IN_libc
+#  define __local_multiple_threads __libc_multiple_threads
+# elif defined IS_IN_libpthread
+#  define __local_multiple_threads __pthread_multiple_threads
+# else
+#  define __local_multiple_threads __librt_multiple_threads
+# endif
+
+# ifndef __ASSEMBLER__
+extern int __local_multiple_threads attribute_hidden;
+#  define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1)
+# else
+#  if !defined PIC
+#   define SINGLE_THREAD_P tst.l __local_multiple_threads
+#  else
+#   define SINGLE_THREAD_P tst.l (__local_multiple_threads, %pc)
+#  endif
+# endif
+
+#elif !defined __ASSEMBLER__
+
+/* This code should never be used but we define it anyhow.  */
+# define SINGLE_THREAD_P (1)
+
+#endif
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/vfork.S b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/vfork.S
new file mode 100644
index 000000000..49b8a3c0a
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/vfork.S
@@ -0,0 +1,84 @@
+/* Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Schwab <schwab@gnu.org>.
+
+   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.  */
+
+#include <sysdep-cancel.h>
+#define _ERRNO_H	1
+#include <bits/errno.h>
+#include <kernel-features.h>
+
+/* Clone the calling process, but without copying the whole address space.
+   The calling process is suspended until the new process exits or is
+   replaced by a call to `execve'.  Return -1 for errors, 0 to the new process,
+   and the process ID of the new process to the old process.  */
+
+ENTRY (__vfork)
+
+#ifdef SHARED
+	tstl	(__libc_pthread_functions@GOTPC, %pc)
+#else
+	.weak	pthread_create
+	movel	#pthread_create, %d0
+#endif
+	jbne	HIDDEN_JUMPTARGET (__fork)
+
+#ifdef __NR_vfork
+
+	/* Pop the return PC value into A0.  */
+	movel	%sp@+, %a0
+
+	/* Stuff the syscall number in D0 and trap into the kernel.  */
+	movel	#SYS_ify (vfork), %d0
+	trap	#0
+	tstl	%d0
+	jmi	.Lerror		/* Branch forward if it failed.  */
+
+	/* Jump to the return PC.  */
+	jmp	%a0@
+
+.Lerror:
+	/* Push back the return PC.  */
+	movel	%a0,%sp@-
+
+# ifdef __ASSUME_VFORK_SYSCALL
+#  ifndef PIC
+	jbra	SYSCALL_ERROR_LABEL
+#  endif
+# else
+	/* Check if vfork syscall is known at all.  */
+	movel	#-ENOSYS,%d1
+	cmpl	%d0,%d1
+	jne	SYSCALL_ERROR_LABEL
+
+# endif
+#endif
+
+#ifndef __ASSUME_VFORK_SYSCALL
+	/* If we don't have vfork, fork is close enough.  */
+
+	movel	#SYS_ify (fork), %d0
+	trap	#0
+	tstl	%d0
+	jmi	SYSCALL_ERROR_LABEL
+	rts
+#endif
+
+PSEUDO_END (__vfork)
+libc_hidden_def (__vfork)
+
+weak_alias (__vfork, vfork)