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. 2-Oct-1996 Charles Bailey bailey@genetics.upenn.edu
12 #==== Locations of installed Perl components
14 $builddir="$prefix:[000000]";
15 $installbin="$prefix:[000000]";
16 $installscript="$prefix:[000000]";
17 $installman1dir="$prefix:[man.man1]";
18 $installman3dir="$prefix:[man.man3]";
19 $installprivlib="$prefix:[lib]";
20 $installsitelib="$prefix:[lib.site_perl]";
22 unshift(@INC,'lib'); # In case someone didn't define Perl_Root
25 if ($ARGV[0] eq '-f') {
26 open(ARGS,$ARGV[1]) or die "Can't read data from $ARGV[1]: $!\n";
29 push(@ARGV,split(/\|/,$_));
34 if (-f "config.vms") { $infile = "config.vms"; $outdir = "[-]"; }
35 elsif (-f "[.vms]config.vms") { $infile = "[.vms]config.vms"; $outdir = "[]"; }
36 elsif (-f "config.h") { $infile = "config.h"; $outdir = "[]";}
38 if ($infile) { print "Generating Config.sh from $infile . . .\n"; }
39 else { die <<EndOfGasp;
40 Can't find config.vms or config.h to read!
41 Please run this script from the perl source directory or
42 the VMS subdirectory in the distribution.
46 open(IN,"$infile") || die "Can't open $infile: $!\n";
47 open(OUT,">${outdir}Config.sh") || die "Can't open ${outdir}Config.sh: $!\n";
50 $cf_by = (getpwuid($<))[0];
51 $archsufx = `Write Sys\$Output F\$GetSyi("HW_MODEL")` > 1024 ? 'AXP' : 'VAX';
52 ($vers = $]) =~ tr/./_/;
53 $installarchlib = VMS::Filespec::vmspath($installprivlib);
54 $installarchlib =~ s#\]#.VMS_$archsufx.$vers\]#;
55 $installsitearch = VMS::Filespec::vmspath($installsitelib);
56 $installsitearch =~ s#\]#.VMS_$archsufx\]#;
57 ($osvers = `Write Sys\$Output F\$GetSyi("VERSION")`) =~ s/^V?(\S+)\s*\n?$/$1/;
59 print OUT <<EndOfIntro;
60 # This file generated by GenConfig.pl on a VMS system.
61 # Input obtained from:
73 libpth='/sys\$share /sys\$library'
87 spitshell='write sys\$output '
93 archname='VMS_$archsufx'
97 installbin='$installbin'
98 installscript='$installscript'
99 installman1dir='$installman1dir'
100 installman3dir='$installman3dir'
101 installprivlib='$installprivlib'
102 installarchlib='$installarchlib'
103 installsitelib='$installsitelib'
104 installsitearch='$installsitearch'
108 ($key,$val) = split('=',$_,2);
109 if ($key eq 'cc') { # Figure out which C compiler we're using
110 my($cc,$ccflags) = split('/',$val,2);
112 $ccflags = "/$ccflags";
113 if ($ccflags =~s!/DECC!!ig) {
118 elsif ($ccflags =~s!/VAXC!!ig) {
123 elsif (`$val/NoObject/NoList _nla0:/Version` =~ /GNU C version (\S+)/) {
126 print OUT "gccversion='$1'\n";
128 elsif ($archsufx eq 'VAX' &&
129 `$val/NoObject/NoList /prefix=all _nla0:` =~ /IVQUAL/) {
137 print OUT "vms_cc_type='$cctype'\n";
138 print OUT "d_attribut='$d_attr'\n";
139 print OUT "cc='$cc'\n";
140 if ( ($cctype eq 'decc' and $archsufx eq 'VAX') || $cctype eq 'gcc') {
141 # gcc and DECC for VAX requires filename in /object qualifier, so we
142 # have to remove it here. Alas, this means we lose the user's
143 # object file suffix if it's not .obj.
144 $ccflags =~ s#/obj(?:ect)?=[^/\s]+##i;
146 print OUT "ccflags='$ccflags'\n";
147 $dosock = ($ccflags =~ m!/DEF[^/]+VMS_DO_SOCKETS!i and
148 $ccflags !~ m!/UND[^/]+VMS_DO_SOCKETS!i);
149 print OUT "d_vms_do_sockets=",$dosock ? "'define'\n" : "'undef'\n";
150 print OUT "d_socket=",$dosock ? "'define'\n" : "'undef'\n";
151 print OUT "d_sockpair=",$dosock ? "'define'\n" : "'undef'\n";
152 print OUT "d_gethent=",$dosock ? "'define'\n" : "'undef'\n";
153 print OUT "d_select=",$dosock ? "'define'\n" : "'undef'\n";
154 print OUT "i_niin=",$dosock ? "'define'\n" : "'undef'\n";
155 print OUT "i_neterrno=",$dosock ? "'define'\n" : "'undef'\n";
157 if ($cctype eq 'decc') {
158 print OUT "d_stdstdio='define'\n";
159 print OUT "d_stdio_ptr_lval='define'\n";
160 print OUT "d_stdio_cnt_lval='define'\n";
161 print OUT "d_stdiobase='define'\n";
164 print OUT "d_stdstdio='undef'\n";
165 print OUT "d_stdio_ptr_lval='undef'\n";
166 print OUT "d_stdio_cnt_lval='undef'\n";
167 print OUT "d_stdiobase='undef'\n";
171 elsif ($key eq 'exe_ext') {
174 print OUT "so='$nodot'\ndlext='$nodot'\n";
176 elsif ($key eq 'obj_ext') { print OUT "dlobj='dl_vms$val'\n"; }
177 print OUT "$key='$val'\n";
180 # Are there any other logicals which TCP/IP stacks use for the host name?
181 $myname = $ENV{'ARPANET_HOST_NAME'} || $ENV{'INTERNET_HOST_NAME'} ||
182 $ENV{'MULTINET_HOST_NAME'} || $ENV{'UCX$INET_HOST'} ||
183 $ENV{'TCPWARE_DOMAINNAME'} || $ENV{'NEWS_ADDRESS'};
185 ($myname) = `hostname` =~ /^(\S+)/;
186 if ($myname =~ /IVVERB/) {
187 warn "Can't determine TCP/IP hostname" if $dosock;
191 $myname = $ENV{'SYS$NODE'} unless $myname;
192 ($myhostname,$mydomain) = split(/\./,$myname,2);
193 print OUT "myhostname='$myhostname'\n" if $myhostname;
195 print OUT "mydomain='.$mydomain'\n";
196 print OUT "perladmin='$cf_by\@$myhostname.$mydomain'\n";
197 print OUT "cf_email='$cf_by\@$myhostname.$mydomain'\n";
200 print OUT "perladmin='$cf_by'\n";
201 print OUT "cf_email='$cf_by'\n";
203 chomp($hwname = `Write Sys\$Output F\$GetSyi("HW_NAME")`);
204 $hwname = $archsufx if $hwname =~ /IVKEYW/; # *really* old VMS version
205 print OUT "myuname='VMS $myname $osvers $hwname'\n";
207 # Before we read the C header file, find out what config.sh constants are
208 # equivalent to the C preprocessor macros
209 if (open(SH,"${outdir}config_h.SH")) {
211 next unless m%^#(?!if).*\$%;
212 s/^#//; s!(.*?)\s*/\*.*!$1!;
214 $words[1] =~ s/\(.*//; # Clip off args from macro
215 # Did we use a shell variable for the preprocessor directive?
216 if ($words[0] =~ m!^\$(\w+)!) { $pp_vars{$words[1]} = $1; }
217 if (@words > 2) { # We may also have a shell var in the value
218 shift @words; # Discard preprocessor directive
219 my($token) = shift @words; # and keep constant name
221 foreach $word (@words) {
222 next unless $word =~ m!\$(\w+)!;
223 $val_vars{$token} = $1;
230 else { warn "Couldn't read ${outdir}config_h.SH: $!\n"; }
231 $pp_vars{UNLINK_ALL_VERSIONS} = 'd_unlink_all_versions'; # VMS_specific
233 # OK, now read the C header file, and retcon statements into config.sh
234 while (<IN>) { # roll through the comment header in Config.VMS
235 last if /config-start/;
240 while (/\\\s*$/) { # pick up contination lines
247 next unless my ($blocked,$un,$token,$val) =
248 m%^(\/\*)?\s*\#\s*(un)?def\w*\s+([A-Za-z0-9]\w+)\S*\s*(.*)%;
250 delete $pp_vars{$token} if exists $pp_vars{$token};
251 delete $val_vars{$token} if exists $val_vars{$token};
254 $val =~ s!\s*/\*.*!!; # strip off trailing comment
255 my($had_val); # Maybe a macro with args that we just #undefd or commented
256 if (!length($val) and $val_vars{$token} and ($un || $blocked)) {
257 print OUT "$val_vars{$token}=''\n";
258 delete $val_vars{$token};
261 $state = ($blocked || $un) ? 'undef' : 'define';
262 if ($pp_vars{$token}) {
263 print OUT "$pp_vars{$token}='$state'\n";
264 delete $pp_vars{$token};
266 elsif (not length $val and not $had_val) {
267 # Wups -- should have been shell var for C preprocessor directive
268 warn "Constant $token not found in config_h.SH\n";
269 $token =~ tr/A-Z/a-z/;
270 $token = "d_$token" unless $token =~ /^i_/;
271 print OUT "$token='$state'\n";
273 next unless length $val;
274 $val =~ s/^"//; $val =~ s/"$//; # remove end quotes
275 $val =~ s/","/ /g; # make signal list look nice
276 # Library directory; convert to VMS syntax
277 $val = VMS::Filespec::vmspath($val) if ($token =~ /EXP$/);
278 if ($val_vars{$token}) {
279 print OUT "$val_vars{$token}='$val'\n";
280 if ($val_vars{$token} =~ s/exp$//) {print OUT "$val_vars{$token}='$val'\n";}
281 delete $val_vars{$token};
283 elsif (!$pp_vars{$token}) { # Haven't seen it previously, either
284 warn "Constant $token not found in config_h.SH (val=|$val|)\n";
285 $token =~ tr/A-Z/a-z/;
286 print OUT "$token='$val'\n";
287 if ($token =~ s/exp$//) {print OUT "$token='$val'\n";}
291 # Special case -- preprocessor manifest "VMS" is defined automatically
292 # on VMS systems, but is also used erroneously by the Perl build process
293 # as the manifest for the obsolete variable $d_eunice.
294 print OUT "d_eunice='undef'\n"; delete $pp_vars{VMS};
296 foreach (sort keys %pp_vars) {
297 warn "Didn't see $_ in $infile\n";
299 foreach (sort keys %val_vars) {
300 warn "Didn't see $_ in $infile(val)\n";
303 if (open(OPT,"${outdir}crtl.opt")) {
305 next unless m#/(sha|lib)#i;
307 if (/crtl/i || /gcclib/i) { push(@crtls,$_); }
308 else { push(@libs,$_); }
311 print OUT "libs='",join(' ',@libs),"'\n";
312 push(@crtls,'(DECCRTL)') if $cctype eq 'decc';
313 print OUT "libc='",join(' ',@crtls),"'\n";
315 else { warn "Can't read ${outdir}crtl.opt - skipping 'libs' & 'libc'"; }
317 if (open(PL,"${outdir}patchlevel.h")) {
319 if (/^#define PATCHLEVEL\s+(\S+)/) { print OUT "PATCHLEVEL='$1'\n"; }
320 elsif (/^#define SUBVERSION\s+(\S+)/) { print OUT "SUBVERSION='$1'\n"; }
324 else { warn "Can't read ${outdir}patchlevel.h - skipping 'PATCHLEVEL'"; }
326 # simple pager support for perldoc
327 if (`most` =~ /IVVERB/) {
329 if (`more nl:` =~ /IVVERB/) { $pager = 'type/page'; }
331 else { $pager = 'most'; }
332 print OUT "pager='$pager'\n";