From: Perl 5 Porters Date: Thu, 18 Jul 1996 08:06:32 +0000 (+0000) Subject: perl 5.003_01: vms/genconfig.pl X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=7aa5c81fb93ce6741dd5751e93d46dc87d2c1c61;p=p5sagit%2Fp5-mst-13.2.git perl 5.003_01: vms/genconfig.pl Move several values up to initial set of declarations Determine gcc version Add several socket-dependent values Add file-type values Use names of shell vars corresponding to cpp manifests, rather then the names of the manifests themselves Add d_eunice value, since Configure equates it with VMS :-( Eliminiate list of hand-configured values --- diff --git a/vms/genconfig.pl b/vms/genconfig.pl index 336c24b..a1df9c1 100644 --- a/vms/genconfig.pl +++ b/vms/genconfig.pl @@ -6,9 +6,17 @@ # that went into your perl binary. In addition, values which change from run # to run may be supplied on the command line as key=val pairs. # -# Rev. 13-Dec-1995 Charles Bailey bailey@genetics.upenn.edu +# Rev. 23-Apr-1996 Charles Bailey bailey@genetics.upenn.edu # +#==== Locations of installed Perl components +$prefix='perl_root'; +$builddir="$prefix:[000000]"; +$installbin="$prefix:[000000]"; +$installman1dir="$prefix:[man.man1]"; +$installman3dir="$prefix:[man.man3]"; +$installprivlib="$prefix:[lib]"; + unshift(@INC,'lib'); # In case someone didn't define Perl_Root # before the build @@ -37,6 +45,13 @@ open(IN,"$infile") || die "Can't open $infile: $!\n"; open(OUT,">${outdir}Config.sh") || die "Can't open ${outdir}Config.sh: $!\n"; $time = localtime; +$cf_by = (getpwuid($<))[0]; +$archsufx = `Write Sys\$Output F\$GetSyi("HW_MODEL")` > 1024 ? 'AXP' : 'VAX'; +($vers = $]) =~ tr/./_/; +$installarchlib = VMS::Filespec::vmspath($installprivlib); +$installarchlib =~ s#\]#.VMS_$archsufx.$vers\]#; +($osvers = `Write Sys\$Output F\$GetSyi("VERSION")`) =~ s/^V?(\S+)\s*\n?$/$1/; + print OUT < 1024) { - print OUT "arch='VMS_AXP'\n"; - print OUT "archname='VMS_AXP'\n"; - $archsufx = "AXP"; -} -else { - print OUT "arch='VMS_VAX'\n"; - print OUT "archname='VMS_VAX'\n"; - $archsufx = 'VAX'; -} -$osvers = `Write Sys\$Output F\$GetSyi("VERSION")`; -$osvers =~ s/^V?(\S+)\s*\n?$/$1/; -print OUT "osvers='$osvers'\n"; foreach (@ARGV) { ($key,$val) = split('=',$_,2); if ($key eq 'cc') { # Figure out which C compiler we're using @@ -95,9 +113,10 @@ foreach (@ARGV) { $cctype = 'vaxc'; $d_attr = 'undef'; } - elsif (`$val/NoObject/NoList _nla0:/Version` =~ /GNU/) { + elsif (`$val/NoObject/NoList _nla0:/Version` =~ /GNU C version (\S+)/) { $cctype = 'gcc'; $d_attr = 'define'; + print OUT "gccversion='$1'\n"; } elsif ($archsufx eq 'VAX' && `$val/NoObject/NoList /prefix=all _nla0:` =~ /IVQUAL/) { @@ -120,9 +139,22 @@ foreach (@ARGV) { print OUT "ccflags='$ccflags'\n"; $dosock = ($ccflags =~ m!/DEF[^/]+VMS_DO_SOCKETS!i and $ccflags !~ m!/UND[^/]+VMS_DO_SOCKETS!i); + print OUT "d_vms_do_sockets=",$dosock ? "'define'\n" : "'undef'\n"; + print OUT "d_socket=",$dosock ? "'define'\n" : "'undef'\n"; + print OUT "d_sockpair=",$dosock ? "'define'\n" : "'undef'\n"; + print OUT "d_gethent=",$dosock ? "'define'\n" : "'undef'\n"; + print OUT "d_select=",$dosock ? "'define'\n" : "'undef'\n"; + print OUT "i_niin=",$dosock ? "'define'\n" : "'undef'\n"; + print OUT "i_neterrno=",$dosock ? "'define'\n" : "'undef'\n"; next; } - print OUT "$key=\'$val\'\n"; + elsif ($key eq 'exe_ext') { + my($nodot) = $val; + $nodot =~ s!\.!!; + print OUT "so='$nodot'\ndlext='$nodot'\n"; + } + elsif ($key eq 'obj_ext') { print OUT "dlobj='dl_vms$val'\n"; } + print OUT "$key='$val'\n"; } # Are there any other logicals which TCP/IP stacks use for the host name? @@ -152,6 +184,33 @@ chomp($hwname = `Write Sys\$Output F\$GetSyi("HW_NAME")`); $hwname = $archsufx if $hwname =~ /IVKEYW/; # *really* old VMS version print OUT "myuname='VMS $myname $osvers $hwname'\n"; +# Before we read the C header file, find out what config.sh constants are +# equivalent to the C preprocessor macros +if (open(SH,"${outdir}config_h.SH")) { + while () { + next unless m%^#(?!if).*\$%; + s/^#//; s!(.*?)\s*/\*.*!$1!; + my(@words) = split; + $words[1] =~ s/\(.*//; # Clip off args from macro + # Did we use a shell variable for the preprocessor directive? + if ($words[0] =~ m!^\$(\w+)!) { $pp_vars{$words[1]} = $1; } + if (@words > 2) { # We may also have a shell var in the value + shift @words; # Discard preprocessor directive + my($token) = shift @words; # and keep constant name + my($word); + foreach $word (@words) { + next unless $word =~ m!\$(\w+)!; + $val_vars{$token} = $1; + last; + } + } + } + close SH; +} +else { warn "Couldn't read ${outdir}config_h.SH: $!\n"; } +$pp_vars{UNLINK_ALL_VERSIONS} = 'd_unlink_all_versions'; # VMS_specific + +# OK, now read the C header file, and retcon statements into config.sh while () { # roll through the comment header in Config.VMS last if /config-start/; } @@ -165,54 +224,61 @@ while () { s/^\s*//; $_ = $line . $_; } - next unless my ($blocked,$un,$token,$val) = m%^(\/\*)?\s*\#\s*(un)?def\w*\s*([A-za-z0-9]\w+)\S*\s*(.*)%; - next if /config-skip/; + next unless my ($blocked,$un,$token,$val) = + m%^(\/\*)?\s*\#\s*(un)?def\w*\s+([A-Za-z0-9]\w+)\S*\s*(.*)%; + if (/config-skip/) { + delete $pp_vars{$token} if exists $pp_vars{$token}; + delete $val_vars{$token} if exists $val_vars{$token}; + next; + } + $val =~ s!\s*/\*.*!!; # strip off trailing comment + my($had_val); # Maybe a macro with args that we just #undefd or commented + if (!length($val) and $val_vars{$token} and ($un || $blocked)) { + print OUT "$val_vars{$token}=''\n"; + delete $val_vars{$token}; + $had_val = 1; + } $state = ($blocked || $un) ? 'undef' : 'define'; - $token =~ tr/A-Z/a-z/; - $token =~ s/_exp$/exp/; # Config.pm has 'privlibexp' etc. where config.h - # has 'privlib_exp' etc. - # Fixup differences between Configure vars and config.h manifests - # This isn't comprehensize; we fix 'em as we need 'em. - $token = 'castneg' if $token eq 'castnegfloat'; - $token = 'dlsymun' if $token eq 'dlsym_needs_underscore'; - $token = 'stdstdio' if $token eq 'use_stdio_ptr'; - $token = 'stdiobase' if $token eq 'use_stdio_base'; - $val =~ s%/\*.*\*/\s*%%g; $val =~ s/\s*$//; # strip off trailing comment - $val =~ s/^"//; $val =~ s/"$//; # remove end quotes - $val =~ s/","/ /g; # make signal list look nice - if ($val) { print OUT "$token=\'$val\'\n"; } - else { + if ($pp_vars{$token}) { + print OUT "$pp_vars{$token}='$state'\n"; + delete $pp_vars{$token}; + } + elsif (not length $val and not $had_val) { + # Wups -- should have been shell var for C preprocessor directive + warn "Constant $token not found in config_h.SH\n"; + $token =~ tr/A-Z/a-z/; $token = "d_$token" unless $token =~ /^i_/; print OUT "$token='$state'\n"; } + next unless length $val; + $val =~ s/^"//; $val =~ s/"$//; # remove end quotes + $val =~ s/","/ /g; # make signal list look nice + # Library directory; convert to VMS syntax + $val = VMS::Filespec::vmspath($val) if ($token =~ /EXP$/); + if ($val_vars{$token}) { + print OUT "$val_vars{$token}='$val'\n"; + if ($val_vars{$token} =~ s/exp$//) {print OUT "$val_vars{$token}='$val'\n";} + delete $val_vars{$token}; + } + elsif (!$pp_vars{$token}) { # Haven't seen it previously, either + warn "Constant $token not found in config_h.SH (val=|$val|)\n"; + $token =~ tr/A-Z/a-z/; + print OUT "$token='$val'\n"; + if ($token =~ s/exp$//) {print OUT "$token='$val'\n";} + } } close IN; +# Special case -- preprocessor manifest "VMS" is defined automatically +# on VMS systems, but is also used erroneously by the Perl build process +# as the manifest for the obsolete variable $d_eunice. +print OUT "d_eunice='undef'\n"; delete $pp_vars{VMS}; -while () { - next if /^\s*#/ or /^\s*$/; - s/#.*$//; s/\s*$//; - ($key,$val) = split('=',$_,2); - print OUT "$key='$val'\n"; - eval "\$$key = '$val'"; +foreach (sort keys %pp_vars) { + warn "Didn't see $_ in $infile\n"; +} +foreach (sort keys %val_vars) { + warn "Didn't see $_ in $infile(val)\n"; } -# Add in some of the architecture-dependent stuff which has to be consistent -print OUT "d_vms_do_sockets=",$dosock ? "'define'\n" : "'undef'\n"; -print OUT "d_has_sockets=",$dosock ? "'define'\n" : "'undef'\n"; -$archlib = &VMS::Filespec::vmspath($privlib); -$installarchlib = &VMS::Filespec::vmspath($installprivlib); -$sitearch = &VMS::Filespec::vmspath($sitelib); -$archlib =~ s#\]#.VMS_$archsufx\]#; -$sitearch =~ s#\]#.VMS_$archsufx\]#; -print OUT "oldarchlib='$archlib'\n"; -print OUT "oldarchlibexp='$archlib'\n"; -($vers = $]) =~ tr/./_/; -$archlib =~ s#\]#.$vers\]#; -$installarchlib =~ s#\]#.VMS_$archsufx.$vers\]#; -print OUT "archlib='$archlib'\n"; -print OUT "archlibexp='$archlib'\n"; -print OUT "installarchlib='$installarchlib'\n"; -print OUT "sitearch='$sitearch'\n"; -print OUT "sitearchexp='$sitearch'\n"; if (open(OPT,"${outdir}crtl.opt")) { while () { @@ -237,7 +303,7 @@ if (open(PL,"${outdir}patchlevel.h")) { } else { warn "Can't read ${outdir}patchlevel.h - skipping 'PATCHLEVEL'"; } -# simple pager support for perldoc +# simple pager support for perldoc if (`most` =~ /IVVERB/) { $pager = 'more'; if (`more nl:` =~ /IVVERB/) { $pager = 'type/page'; } @@ -246,36 +312,3 @@ else { $pager = 'most'; } print OUT "pager='$pager'\n"; close OUT; -__END__ - -# This list is incomplete in comparison to what ends up in config.sh, but -# should contain the essentials. Some of these definitions reflect -# options chosen when building perl or site-specific data; these should -# be hand-edited appropriately. Someday, perhaps, we'll get this automated. - -# The definitions in this block are constant across most systems, and -# should only rarely need to be changed. -ccdlflags= -cccdlflags= -usedl=true -dlobj=dl_vms.obj -dlsrc=dl_vms.c -so=exe -dlext=exe -libpth=/sys$share /sys$library -usevfork=false -castflags=0 -signal_t=void -timetype=long -builddir=perl_root:[000000] -prefix=perl_root -installprivlib=perl_root:[lib] # The *lib constants should match the -privlib=perl_root:[lib] # equivalent *(?:ARCH)LIB_EXP constants -sitelib=perl_root:[lib.site_perl] # in config.h -installbin=perl_root:[000000] -installman1dir=perl_root:[man.man1] -installman3dir=perl_root:[man.man3] -man1ext=rno -man3ext=rno -binexp=perl_root:[000000] # should be same as installbin -useposix=false