Message-Id: <200106271746.NAA02789@bottesini.harvard.edu>

p4raw-id: //depot/perl@10990

2 files changed, 168 insertions, 111 deletions

diff --git a/README.qnx b/README.qnx
index 67ffd7a9c6..c841bd6a8a 100644
--- a/README.qnx
+++ b/README.qnx
@@ -14,7 +14,16 @@ As of perl5.004_04, all tests pass under:
   Watcom 10.6 with Beta/970211.wcc.update.tar.F
   socket3r.lib Nov21 1996.
 
-Update June 2001: Perl 5.6.1 most probably also works just fine in QNX.
+Update June 2001: Perl 5.6.1 works fine in QNX4 with
+a few 'known' failures in the test suite.
+
+[ Perl 5.6.0 is shipping with QNX RTP (aka QNX6, Neutrino), but
+the build does not appear to be straightforward. If anyone has
+more data in this regard, please let me know.
+
+These notes were originally written for QNX4 and do not
+necessarily apply to Neutrino, but see hints/qnx.sh for
+more information. ] 
 
 =head2 Required Software for Compiling Perl on QNX
 
@@ -63,7 +72,21 @@ from quics for earlier versions.
 
 =head2 Outstanding Issues with Perl on QNX
 
-There is currently no support for dynamically linked libraries.
+There is no support for dynamically linked libraries in QNX4.
+
+The following tests may report errors:
+
+ext/Cwd/Cwd.t will complain if `pwd` and cwd don't give
+the same results. cwd calls `fullpath -t`, so if you
+cd `fullpath -t` before running the test, it will
+pass.
+
+lib/File/Find/taint.t will complain if '.' is in your
+PATH. The PATH test is triggered because cwd calls
+`fullpath -t`.
+
+ext/IO/lib/IO/t/io_sock.t Still investigating
+ext/POSIX/sigaction.t Still investigating
 
 =head2 QNX auxiliary files
 
diff --git a/hints/qnx.sh b/hints/qnx.sh
index 717d115126..24199c9329 100644
--- a/hints/qnx.sh
+++ b/hints/qnx.sh
@@ -1,16 +1,22 @@
 #----------------------------------------------------------------
 # QNX hints
 #
+# These hints were written for QNX4, but are in the process
+# of being extended to encompass Neutrino as well.
+#
 # As of perl5.004_04, all tests pass under:
 #  QNX 4.23A
 #  Watcom 10.6 with Beta/970211.wcc.update.tar.F
 #  socket3r.lib Nov21 1996.
+# perl-5.6.1 runs well on QNX4 with a few known test failures
+# perl-5.6.0 ships with QNX RTP (Neutrino) but the build is
+# not yet straightforward.
 #
 # As with many unix ports, this one depends on a few "standard"
-# unix utilities which are not necessarily standard for QNX.
+# unix utilities which are not necessarily standard for QNX4.
 #
 # /bin/sh  This is used heavily by Configure and then by
-#          perl itself. QNX's version is fine, but Configure
+#          perl itself. QNX4's version is fine, but Configure
 #          will choke on the 16-bit version, so if you are
 #          running QNX 4.22, link /bin/sh to /bin32/ksh
 # ar       This is the standard unix library builder.
@@ -31,13 +37,31 @@
 #          ships by default with QNX 4.23, but you can get it
 #          from quics for earlier versions.
 #----------------------------------------------------------------
-# Outstanding Issues:
-#   lib/posix.t test fails on test 17 because acos(1) != 0.
+# Outstanding Issues for QNX4:
+#   There is no support for dynamically linked libraries in
+#   QNX4.
+# 
+#   ext/Cwd/Cwd.t will complain if `pwd` and cwd don't give
+#   the same results. cwd calls `fullpath -t`, so if you
+#   cd `fullpath -t` before running the test, it will
+#   pass.
+#
+#   lib/File/Find/taint.t will complain if '.' is in your
+#   PATH. The PATH test is triggered because cwd calls
+#   `fullpath -t`.
+#
+#   lib/ExtUtils.t: If you follow these hints and include
+#   -w4 in your ccflags, this test will complain about
+#   extra .err files appearing in its test directory.
+#
+#   ext/IO/lib/IO/t/io_sock.t Still investigating
+#   ext/POSIX/sigaction.t Still investigating
+#
+# Older issues:
+#   lib/posix.t test failed on test 17 because acos(1) != 0.
 #      Resolved in 970211 Beta
 #   lib/io_udp.t test hangs because of a bug in getsockname().
 #      Fixed in latest BETA socket3r.lib
-#   There is currently no support for dynamically linked
-#      libraries.
 #----------------------------------------------------------------
 # These hints were submitted by:
 #   Norton T. Allen
@@ -52,127 +76,137 @@ echo "Some tests may fail. Please read the hints/qnx.sh file."
 echo ""
 
 #----------------------------------------------------------------
-# At present, all QNX systems are equivalent architectures,
+# At present, all QNX4 systems are equivalent architectures,
 # so it is reasonable to call archname=x86-qnx rather than
 # making an unnecessary distinction between AT-qnx and PCI-qnx,
-# for example.
-#----------------------------------------------------------------
-archname='x86-qnx'
+# for example. I will use uname's architecture for Neutrino.
+#----------------------------------------------------------------
+set X `uname -a`
+shift
+[ "$1" != "QNX" ] && echo "uname doesn't look like QNX!"
+case $4 in
+  42[2-9]) archname='x86-qnx';;
+  *) osname='nto'
+	 osvers=$3
+     archname="$5-nto";;
+esac
 
-#----------------------------------------------------------------
-# QNX doesn't come with a csh and the ports of tcsh I've used
-# don't work reliably:
-#----------------------------------------------------------------
-csh=''
-d_csh='undef'
-full_csh=''
+if [ "$osname" = "qnx" ]; then
+  #----------------------------------------------------------------
+  # QNX doesn't come with a csh and the ports of tcsh I've used
+  # don't work reliably:
+  #----------------------------------------------------------------
+  csh=''
+  d_csh='undef'
+  full_csh=''
 
-#----------------------------------------------------------------
-# setuid scripts are secure under QNX.
-#  (Basically, the same race conditions apply, but assuming
-#  the scripts are located in a secure directory, the methods
-#  for exploiting the race condition are defeated because
-#  the loader expands the script name fully before executing
-#  the interpreter.)
-#----------------------------------------------------------------
-d_suidsafe='define'
+  #----------------------------------------------------------------
+  # setuid scripts are secure under QNX.
+  #  (Basically, the same race conditions apply, but assuming
+  #  the scripts are located in a secure directory, the methods
+  #  for exploiting the race condition are defeated because
+  #  the loader expands the script name fully before executing
+  #  the interpreter.)
+  #----------------------------------------------------------------
+  d_suidsafe='define'
 
-#----------------------------------------------------------------
-# difftime is implemented as a preprocessor macro, so it doesn't show
-# up in the libraries:
-#----------------------------------------------------------------
-d_difftime='define'
+  #----------------------------------------------------------------
+  # difftime is implemented as a preprocessor macro, so it doesn't show
+  # up in the libraries:
+  #----------------------------------------------------------------
+  d_difftime='define'
 
-#----------------------------------------------------------------
-# strtod is in the math library, but we can't tell Configure
-# about the math library or it will confuse the linker
-#----------------------------------------------------------------
-d_strtod='define'
+  #----------------------------------------------------------------
+  # strtod is in the math library, but we can't tell Configure
+  # about the math library or it will confuse the linker
+  #----------------------------------------------------------------
+  d_strtod='define'
 
-lib_ext='3r.lib'
-libc='/usr/lib/clib3r.lib'
+  lib_ext='3r.lib'
+  libc='/usr/lib/clib3r.lib'
 
-#----------------------------------------------------------------
-# ccflags:
-# I like to turn the warnings up high, but a few common
-# constructs make a lot of noise, so I turn those warnings off.
-# A few still remain...
-#
-# unix.h is required as a general rule for unixy applications.
-#----------------------------------------------------------------
-ccflags='-mf -w4 -Wc,-wcd=202 -Wc,-wcd=203 -Wc,-wcd=302 -Wc,-fi=unix.h'
+  #----------------------------------------------------------------
+  # ccflags:
+  # I like to turn the warnings up high, but a few common
+  # constructs make a lot of noise, so I turn those warnings off.
+  # A few still remain...
+  #
+  # unix.h is required as a general rule for unixy applications.
+  #----------------------------------------------------------------
+  ccflags='-mf -w4 -Wc,-wcd=202 -Wc,-wcd=203 -Wc,-wcd=302 -Wc,-fi=unix.h'
 
-#----------------------------------------------------------------
-# ldflags:
-# If you want debugging information, you must specify -g on the
-# link as well as the compile. If optimize != -g, you should
-# remove this.
-#----------------------------------------------------------------
-ldflags="-g -N1M"
+  #----------------------------------------------------------------
+  # ldflags:
+  # If you want debugging information, you must specify -g on the
+  # link as well as the compile. If optimize != -g, you should
+  # remove this.
+  #----------------------------------------------------------------
+  ldflags="-g -N1M"
 
-so='none'
-selecttype='fd_set *'
+  so='none'
+  selecttype='fd_set *'
 
-#----------------------------------------------------------------
-# Add -lunix to list of libs. This is needed mainly so the nm
-# search will find funcs in the unix lib. Including unix.h should
-# automatically include the library without -l.
-#----------------------------------------------------------------
-libswanted="$libswanted unix"
+  #----------------------------------------------------------------
+  # Add -lunix to list of libs. This is needed mainly so the nm
+  # search will find funcs in the unix lib. Including unix.h should
+  # automatically include the library without -l.
+  #----------------------------------------------------------------
+  libswanted="$libswanted unix"
 
-if [ -z "`which ar 2>/dev/null`" ]; then
-  cat <<-'EOF' >&4
-	I don't see an 'ar', so I'm guessing you are running
-	Watcom 9.5 or earlier. You may want to install the ar
-	cover found in the qnx subdirectory of this distribution.
-	It might reasonably be placed in /usr/local/bin.
+  if [ -z "`which ar 2>/dev/null`" ]; then
+	cat <<-'EOF' >&4
+	  I don't see an 'ar', so I'm guessing you are running
+	  Watcom 9.5 or earlier. You may want to install the ar
+	  cover found in the qnx subdirectory of this distribution.
+	  It might reasonably be placed in /usr/local/bin.
 
 	EOF
-fi
-#----------------------------------------------------------------
-# Here is a nm script which fixes up wlib's output to look
-# something like nm's, at least enough so that Configure can
-# use it.
-#----------------------------------------------------------------
-if [ -z "`which nm 2>/dev/null`" ]; then
-  cat <<-EOF
-	Creating a quick-and-dirty nm cover for	Configure to use:
+  fi
+  #----------------------------------------------------------------
+  # Here is a nm script which fixes up wlib's output to look
+  # something like nm's, at least enough so that Configure can
+  # use it.
+  #----------------------------------------------------------------
+  if [ -z "`which nm 2>/dev/null`" ]; then
+	cat <<-EOF
+	  Creating a quick-and-dirty nm cover for	Configure to use:
 
 	EOF
-  cat >./UU/nm <<-'EOF'
-	#! /bin/sh
-	#__USAGE
-	#%C	<lib> [<lib> ...]
-	#	Designed to mimic Unix's nm utility to list
-	#	defined symbols in a library
-	unset WLIB
-	for i in $*; do wlib $i; done |
-	  awk '
-	    /^  / {
-	      for (i = 1; i <= NF; i++) {
-	        sub("_$", "", $i)
-	        print "000000  T " $i
-	      }
-	    }'
+	cat >./UU/nm <<-'EOF'
+	  #! /bin/sh
+	  #__USAGE
+	  #%C	<lib> [<lib> ...]
+	  #	Designed to mimic Unix's nm utility to list
+	  #	defined symbols in a library
+	  unset WLIB
+	  for i in $*; do wlib $i; done |
+		awk '
+		  /^  / {
+			for (i = 1; i <= NF; i++) {
+			  sub("_$", "", $i)
+			  print "000000  T " $i
+			}
+		  }'
 	EOF
-  chmod +x ./UU/nm
-fi
+	chmod +x ./UU/nm
+  fi
 
-cppstdin=`which cpp 2>/dev/null`
-if [ -n "$cppstdin" ]; then
-  cat <<-EOF >&4
-	I found a cpp at $cppstdin and will assume it is a good
-	thing to use. If this proves to be false, there is a
-	thin cover for cpp in the qnx subdirectory of this
-	distribution which you could move into your path.
+  cppstdin=`which cpp 2>/dev/null`
+  if [ -n "$cppstdin" ]; then
+	cat <<-EOF >&4
+	  I found a cpp at $cppstdin and will assume it is a good
+	  thing to use. If this proves to be false, there is a
+	  thin cover for cpp in the qnx subdirectory of this
+	  distribution which you could move into your path.
 	EOF
-  cpprun="$cppstdin"
-else
-  cat <<-EOF >&4
+	cpprun="$cppstdin"
+  else
+	cat <<-EOF >&4
 	
-	There is a cpp cover in the qnx subdirectory of this
-	distribution which works a little better than the
-	Configure default. You may wish to copy it to
-	/usr/local/bin or some other suitable location.
+	  There is a cpp cover in the qnx subdirectory of this
+	  distribution which works a little better than the
+	  Configure default. You may wish to copy it to
+	  /usr/local/bin or some other suitable location.
 	EOF
-fi	
+  fi
+fi