add files and tweaks needed for MPE/iX port (via PM)

	Message-Id: <199807132107.AAA20603@alpha.hut.fi>
	Subject: MPE/iX patches for _73

p4raw-id: //depot/perl@1478

3 files changed, 180 insertions, 0 deletions

diff --git a/mpeix/mpeixish.h b/mpeix/mpeixish.h
new file mode 100644
index 0000000000..23111718ff
--- /dev/null
+++ b/mpeix/mpeixish.h
@@ -0,0 +1,139 @@
+/*
+ * The following symbols are defined if your operating system supports
+ * functions by that name.  All Unixes I know of support them, thus they
+ * are not checked by the configuration script, but are directly defined
+ * here.
+ */
+
+/* HAS_IOCTL:
+ *	This symbol, if defined, indicates that the ioctl() routine is
+ *	available to set I/O characteristics
+ */
+#define	HAS_IOCTL		/ **/
+ 
+/* HAS_UTIME:
+ *	This symbol, if defined, indicates that the routine utime() is
+ *	available to update the access and modification times of files.
+ */
+#define HAS_UTIME		/ **/
+
+/* HAS_GROUP
+ *	This symbol, if defined, indicates that the getgrnam() and
+ *	getgrgid() routines are available to get group entries.
+ */
+#define HAS_GROUP		/ **/
+
+/* HAS_PASSWD
+ *	This symbol, if defined, indicates that the getpwnam() and
+ *	getpwuid() routines are available to get password entries.
+ */
+#define HAS_PASSWD		/ **/
+
+#define HAS_KILL
+#define HAS_WAIT
+  
+/* USEMYBINMODE
+ *	This symbol, if defined, indicates that the program should
+ *	use the routine my_binmode(FILE *fp, char iotype) to insure
+ *	that a file is in "binary" mode -- that is, that no translation
+ *	of bytes occurs on read or write operations.
+ */
+#undef USEMYBINMODE
+
+/* Stat_t:
+ *	This symbol holds the type used to declare buffers for information
+ *	returned by stat().  It's usually just struct stat.  It may be necessary
+ *	to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
+ *	information.
+ */
+#define Stat_t struct stat
+
+/* USE_STAT_RDEV:
+ *	This symbol is defined if this system has a stat structure declaring
+ *	st_rdev
+ */
+#define USE_STAT_RDEV 	/ **/
+
+/* ACME_MESS:
+ *	This symbol, if defined, indicates that error messages should be 
+ *	should be generated in a format that allows the use of the Acme
+ *	GUI/editor's autofind feature.
+ */
+#undef ACME_MESS	/**/
+
+/* UNLINK_ALL_VERSIONS:
+ *	This symbol, if defined, indicates that the program should arrange
+ *	to remove all versions of a file if unlink() is called.  This is
+ *	probably only relevant for VMS.
+ */
+/* #define UNLINK_ALL_VERSIONS		/ **/
+
+/* VMS:
+ *	This symbol, if defined, indicates that the program is running under
+ *	VMS.  It is currently automatically set by cpps running under VMS,
+ *	and is included here for completeness only.
+ */
+/* #define VMS		/ **/
+
+/* ALTERNATE_SHEBANG:
+ *	This symbol, if defined, contains a "magic" string which may be used
+ *	as the first line of a Perl program designed to be executed directly
+ *	by name, instead of the standard Unix #!.  If ALTERNATE_SHEBANG
+ *	begins with a character other then #, then Perl will only treat
+ *	it as a command line if if finds the string "perl" in the first
+ *	word; otherwise it's treated as the first line of code in the script.
+ *	(IOW, Perl won't hand off to another interpreter via an alternate
+ *	shebang sequence that might be legal Perl code.)
+ */
+/* #define ALTERNATE_SHEBANG "#!" / **/
+
+#if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX)
+# include <signal.h>
+#endif
+
+#ifndef SIGABRT
+#    define SIGABRT SIGILL
+#endif
+#ifndef SIGILL
+#    define SIGILL 6         /* blech */
+#endif
+#define ABORT() kill(getpid(),SIGABRT);
+
+/*
+ * fwrite1() should be a routine with the same calling sequence as fwrite(),
+ * but which outputs all of the bytes requested as a single stream (unlike
+ * fwrite() itself, which on some systems outputs several distinct records
+ * if the number_of_items parameter is >1).
+ */
+#define fwrite1 fwrite
+
+#define Stat(fname,bufptr) stat((fname),(bufptr))
+#define Fstat(fd,bufptr)   fstat((fd),(bufptr))
+#define Fflush(fp)         fflush(fp)
+#define Mkdir(path,mode)   mkdir((path),(mode))
+
+#ifndef PERL_SYS_INIT
+#ifdef PERL_SCO5
+/* this should be set in a hint file, not here */
+#  define PERL_SYS_INIT(c,v)	fpsetmask(0); MALLOC_INIT
+#else
+#  define PERL_SYS_INIT(c,v)	MALLOC_INIT
+#endif
+#endif
+
+#ifndef PERL_SYS_TERM
+#define PERL_SYS_TERM()		MALLOC_TERM
+#endif
+
+#define BIT_BUCKET "/dev/null"
+
+#define dXSUB_SYS
+
+/* pw_passwd, pw_gecos, pw_age, pw_comment exist in the struct passwd
+ * but they contain uninitialized (as in "accessing them will crash perl")
+ * pointers.  Stay away from them. */
+
+#undef PWGECOS
+#undef PRPASSWD
+#undef PWAGE
+#undef PWCOMMENT
diff --git a/mpeix/nm b/mpeix/nm
new file mode 100644
index 0000000000..b2eb58d9d6
--- /dev/null
+++ b/mpeix/nm
@@ -0,0 +1,33 @@
+#!/bin/sh
+
+# MPE doesn't have a native nm, and the gcc nm isn't quite fully functional.
+#
+# If Perl Configure is calling us, then use the native linker to extract the
+# symbol table and reformat it into something nm-like.
+#
+# Else it must be gcc calling us during the final link phase, so call gcc nm.
+
+if [ "$1" != "-configperl" ]; then
+  # Oops, the caller must be expecting gcc nm.  Give it to them.
+  /usr/local/bin/nm $@
+  exit $?
+fi
+
+case $2 in
+  *.a) LIST="LISTRL RL=$2;DATA;ENTRYSYM" ;;
+  *.sl) LIST="LISTXL XL=$2;DATA;ENTRYSYM" ;;
+  *) exit 0 ;;
+esac
+
+# I wanted to pipe this into awk, but it fell victim to a known pipe/streams
+# bug on my multiprocessor machine.
+
+callci xeq linkedit.pub.sys \"$LIST\" >/tmp/nm.$$
+
+awk '\
+    / data  univ / { printf "%-20s|%10s|%-6s|%-7s|%s\n",$1,$5,"extern","data","?"} \
+    / entry univ / { printf "%-20s|%10s|%-6s|%-7s|%s\n",$1,$7,"extern","entry","?"}' /tmp/nm.$$
+
+rm -f /tmp/nm.$$
+
+exit 0
diff --git a/mpeix/relink b/mpeix/relink
new file mode 100644
index 0000000000..7760fdda9a
--- /dev/null
+++ b/mpeix/relink
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+# MPE/iX as of 5.5 does not yet properly support linking against dynamic
+# libraries via gcc or ld.  For now, re-run gcc without the external library
+# list, and then run the native linker with the list of dynamic libraries.
+
+gcc -o perl perlmain.o lib/auto/DynaLoader/DynaLoader.a libperl.a `cat ext.libs` -L/BIND/PUB/lib -lbind
+callci 'linkedit "altprog ./perl;xl=/lib/libsvipc.sl,/usr/lib/libsocket.sl,/lib/libm.sl,/lib/libc.sl"'