4 # Extract info from Config.VMS, and add extra data here, to generate Config.sh
5 # Edit the static information after __END__ to reflect your site and options
6 # that went into your perl binary. In addition, values which change from run
7 # to run may be supplied on the command line as key=val pairs.
9 # Rev. 23-Apr-1996 Charles Bailey bailey@genetics.upenn.edu
12 #==== Locations of installed Perl components
14 $builddir="$prefix:[000000]";
15 $installbin="$prefix:[000000]";
16 $installman1dir="$prefix:[man.man1]";
17 $installman3dir="$prefix:[man.man3]";
18 $installprivlib="$prefix:[lib]";
20 unshift(@INC,'lib'); # In case someone didn't define Perl_Root
23 if ($ARGV[0] eq '-f') {
24 open(ARGS,$ARGV[1]) or die "Can't read data from $ARGV[1]: $!\n";
27 push(@ARGV,split(/\|/,$_));
32 if (-f "config.vms") { $infile = "config.vms"; $outdir = "[-]"; }
33 elsif (-f "[.vms]config.vms") { $infile = "[.vms]config.vms"; $outdir = "[]"; }
34 elsif (-f "config.h") { $infile = "config.h"; $outdir = "[]";}
36 if ($infile) { print "Generating Config.sh from $infile . . .\n"; }
37 else { die <<EndOfGasp;
38 Can't find config.vms or config.h to read!
39 Please run this script from the perl source directory or
40 the VMS subdirectory in the distribution.
44 open(IN,"$infile") || die "Can't open $infile: $!\n";
45 open(OUT,">${outdir}Config.sh") || die "Can't open ${outdir}Config.sh: $!\n";
48 $cf_by = (getpwuid($<))[0];
49 $archsufx = `Write Sys\$Output F\$GetSyi("HW_MODEL")` > 1024 ? 'AXP' : 'VAX';
50 ($vers = $]) =~ tr/./_/;
51 $installarchlib = VMS::Filespec::vmspath($installprivlib);
52 $installarchlib =~ s#\]#.VMS_$archsufx.$vers\]#;
53 ($osvers = `Write Sys\$Output F\$GetSyi("VERSION")`) =~ s/^V?(\S+)\s*\n?$/$1/;
55 print OUT <<EndOfIntro;
56 # This file generated by GenConfig.pl on a VMS system.
57 # Input obtained from:
69 libpth='/sys\$share /sys\$library'
83 spitshell='write sys\$output '
89 archname='VMS_$archsufx'
93 installbin='$installbin'
94 installman1dir='$installman1dir'
95 installman3dir='$installman3dir'
96 installprivlib='$installprivlib'
97 installarchlib='$installarchlib'
101 ($key,$val) = split('=',$_,2);
102 if ($key eq 'cc') { # Figure out which C compiler we're using
103 my($cc,$ccflags) = split('/',$val,2);
105 $ccflags = "/$ccflags";
106 if ($ccflags =~s!/DECC!!ig) {
111 elsif ($ccflags =~s!/VAXC!!ig) {
116 elsif (`$val/NoObject/NoList _nla0:/Version` =~ /GNU C version (\S+)/) {
119 print OUT "gccversion='$1'\n";
121 elsif ($archsufx eq 'VAX' &&
122 `$val/NoObject/NoList /prefix=all _nla0:` =~ /IVQUAL/) {
130 print OUT "vms_cc_type='$cctype'\n";
131 print OUT "d_attribut='$d_attr'\n";
132 print OUT "cc='$cc'\n";
133 if ( ($cctype eq 'decc' and $archsufx eq 'VAX') || $cctype eq 'gcc') {
134 # gcc and DECC for VAX requires filename in /object qualifier, so we
135 # have to remove it here. Alas, this means we lose the user's
136 # object file suffix if it's not .obj.
137 $ccflags =~ s#/obj(?:ect)?=[^/\s]+##i;
139 print OUT "ccflags='$ccflags'\n";
140 $dosock = ($ccflags =~ m!/DEF[^/]+VMS_DO_SOCKETS!i and
141 $ccflags !~ m!/UND[^/]+VMS_DO_SOCKETS!i);
142 print OUT "d_vms_do_sockets=",$dosock ? "'define'\n" : "'undef'\n";
143 print OUT "d_socket=",$dosock ? "'define'\n" : "'undef'\n";
144 print OUT "d_sockpair=",$dosock ? "'define'\n" : "'undef'\n";
145 print OUT "d_gethent=",$dosock ? "'define'\n" : "'undef'\n";
146 print OUT "d_select=",$dosock ? "'define'\n" : "'undef'\n";
147 print OUT "i_niin=",$dosock ? "'define'\n" : "'undef'\n";
148 print OUT "i_neterrno=",$dosock ? "'define'\n" : "'undef'\n";
151 elsif ($key eq 'exe_ext') {
154 print OUT "so='$nodot'\ndlext='$nodot'\n";
156 elsif ($key eq 'obj_ext') { print OUT "dlobj='dl_vms$val'\n"; }
157 print OUT "$key='$val'\n";
160 # Are there any other logicals which TCP/IP stacks use for the host name?
161 $myname = $ENV{'ARPANET_HOST_NAME'} || $ENV{'INTERNET_HOST_NAME'} ||
162 $ENV{'MULTINET_HOST_NAME'} || $ENV{'UCX$INET_HOST'} ||
163 $ENV{'TCPWARE_DOMAINNAME'} || $ENV{'NEWS_ADDRESS'};
165 ($myname) = `hostname` =~ /^(\S+)/;
166 if ($myname =~ /IVVERB/) {
167 warn "Can't determine TCP/IP hostname" if $dosock;
171 $myname = $ENV{'SYS$NODE'} unless $myname;
172 ($myhostname,$mydomain) = split(/\./,$myname,2);
173 print OUT "myhostname='$myhostname'\n" if $myhostname;
175 print OUT "mydomain='.$mydomain'\n";
176 print OUT "perladmin='$cf_by\@$myhostname.$mydomain'\n";
177 print OUT "cf_email='$cf_by\@$myhostname.$mydomain'\n";
180 print OUT "perladmin='$cf_by'\n";
181 print OUT "cf_email='$cf_by'\n";
183 chomp($hwname = `Write Sys\$Output F\$GetSyi("HW_NAME")`);
184 $hwname = $archsufx if $hwname =~ /IVKEYW/; # *really* old VMS version
185 print OUT "myuname='VMS $myname $osvers $hwname'\n";
187 # Before we read the C header file, find out what config.sh constants are
188 # equivalent to the C preprocessor macros
189 if (open(SH,"${outdir}config_h.SH")) {
191 next unless m%^#(?!if).*\$%;
192 s/^#//; s!(.*?)\s*/\*.*!$1!;
194 $words[1] =~ s/\(.*//; # Clip off args from macro
195 # Did we use a shell variable for the preprocessor directive?
196 if ($words[0] =~ m!^\$(\w+)!) { $pp_vars{$words[1]} = $1; }
197 if (@words > 2) { # We may also have a shell var in the value
198 shift @words; # Discard preprocessor directive
199 my($token) = shift @words; # and keep constant name
201 foreach $word (@words) {
202 next unless $word =~ m!\$(\w+)!;
203 $val_vars{$token} = $1;
210 else { warn "Couldn't read ${outdir}config_h.SH: $!\n"; }
211 $pp_vars{UNLINK_ALL_VERSIONS} = 'd_unlink_all_versions'; # VMS_specific
213 # OK, now read the C header file, and retcon statements into config.sh
214 while (<IN>) { # roll through the comment header in Config.VMS
215 last if /config-start/;
220 while (/\\\s*$/) { # pick up contination lines
227 next unless my ($blocked,$un,$token,$val) =
228 m%^(\/\*)?\s*\#\s*(un)?def\w*\s+([A-Za-z0-9]\w+)\S*\s*(.*)%;
230 delete $pp_vars{$token} if exists $pp_vars{$token};
231 delete $val_vars{$token} if exists $val_vars{$token};
234 $val =~ s!\s*/\*.*!!; # strip off trailing comment
235 my($had_val); # Maybe a macro with args that we just #undefd or commented
236 if (!length($val) and $val_vars{$token} and ($un || $blocked)) {
237 print OUT "$val_vars{$token}=''\n";
238 delete $val_vars{$token};
241 $state = ($blocked || $un) ? 'undef' : 'define';
242 if ($pp_vars{$token}) {
243 print OUT "$pp_vars{$token}='$state'\n";
244 delete $pp_vars{$token};
246 elsif (not length $val and not $had_val) {
247 # Wups -- should have been shell var for C preprocessor directive
248 warn "Constant $token not found in config_h.SH\n";
249 $token =~ tr/A-Z/a-z/;
250 $token = "d_$token" unless $token =~ /^i_/;
251 print OUT "$token='$state'\n";
253 next unless length $val;
254 $val =~ s/^"//; $val =~ s/"$//; # remove end quotes
255 $val =~ s/","/ /g; # make signal list look nice
256 # Library directory; convert to VMS syntax
257 $val = VMS::Filespec::vmspath($val) if ($token =~ /EXP$/);
258 if ($val_vars{$token}) {
259 print OUT "$val_vars{$token}='$val'\n";
260 if ($val_vars{$token} =~ s/exp$//) {print OUT "$val_vars{$token}='$val'\n";}
261 delete $val_vars{$token};
263 elsif (!$pp_vars{$token}) { # Haven't seen it previously, either
264 warn "Constant $token not found in config_h.SH (val=|$val|)\n";
265 $token =~ tr/A-Z/a-z/;
266 print OUT "$token='$val'\n";
267 if ($token =~ s/exp$//) {print OUT "$token='$val'\n";}
271 # Special case -- preprocessor manifest "VMS" is defined automatically
272 # on VMS systems, but is also used erroneously by the Perl build process
273 # as the manifest for the obsolete variable $d_eunice.
274 print OUT "d_eunice='undef'\n"; delete $pp_vars{VMS};
276 foreach (sort keys %pp_vars) {
277 warn "Didn't see $_ in $infile\n";
279 foreach (sort keys %val_vars) {
280 warn "Didn't see $_ in $infile(val)\n";
283 if (open(OPT,"${outdir}crtl.opt")) {
285 next unless m#/(sha|lib)#i;
287 if (/crtl/i || /gcclib/i) { push(@crtls,$_); }
288 else { push(@libs,$_); }
291 print OUT "libs='",join(' ',@libs),"'\n";
292 push(@crtls,'(DECCRTL)') if $cctype eq 'decc';
293 print OUT "libc='",join(' ',@crtls),"'\n";
295 else { warn "Can't read ${outdir}crtl.opt - skipping 'libs' & 'libc'"; }
297 if (open(PL,"${outdir}patchlevel.h")) {
299 if (/^#define PATCHLEVEL\s+(\S+)/) { print OUT "PATCHLEVEL='$1'\n"; }
300 elsif (/^#define SUBVERSION\s+(\S+)/) { print OUT "SUBVERSION='$1'\n"; }
304 else { warn "Can't read ${outdir}patchlevel.h - skipping 'PATCHLEVEL'"; }
306 # simple pager support for perldoc
307 if (`most` =~ /IVVERB/) {
309 if (`more nl:` =~ /IVVERB/) { $pager = 'type/page'; }
311 else { $pager = 'most'; }
312 print OUT "pager='$pager'\n";