Emulator KLD for SysVR4 executables grabbed from NetBSD.

See http://www.freebsd.org/~newton/freebsd-svr4 for limitations,
capabilities, history and TO-DO list.

1 files changed, 68 insertions, 0 deletions

diff --git a/sys/compat/svr4/svr4_exec.h b/sys/compat/svr4/svr4_exec.h
new file mode 100644
index 0000000..84fcd3d
--- /dev/null
+++ b/sys/compat/svr4/svr4_exec.h
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 1998 Mark Newton
+ * Copyright (c) 1994 Christos Zoulas
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef	_SVR4_EXEC_H_
+#define	_SVR4_EXEC_H_
+
+#ifdef SVR4_COMPAT_SOLARIS2
+# define SVR4_AUX_ARGSIZ (sizeof(AuxInfo) * 12 / sizeof(char *))
+#else
+# define SVR4_AUX_ARGSIZ (sizeof(AuxInfo) * 8 / sizeof(char *))
+#endif
+
+#if 0
+/* Don't think we need all this NetBSD stuff */
+/*
+ * The following is horrible; there must be a better way. I need to
+ * play with brk(2) a bit more.
+ */
+#ifdef i386
+/*
+ * I cannot load the interpreter after the data segment because brk(2)
+ * breaks. I have to load it somewhere before. Programs start at
+ * 0x08000000 so I load the interpreter far before.
+ */
+#define SVR4_INTERP_ADDR	0x01000000
+#endif
+
+#ifdef sparc
+/*
+ * Here programs load at 0x00010000, so I load the interpreter far after
+ * the end of the data segment.
+ */
+#define SVR4_INTERP_ADDR	0x10000000
+#endif
+
+#ifndef SVR4_INTERP_ADDR
+# define SVR4_INTERP_ADDR	0
+#endif
+#endif
+
+/*void svr4_setregs __P((struct proc *, struct exec_package *, u_long));*/
+
+#endif /* !_SVR4_EXEC_H_ */