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. 10-Nov-1997 Charles Bailey bailey@newman.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 ($osvers = `Write Sys\$Output F\$GetSyi("VERSION")`) =~ s/^V?(\S+)\s*\n?$/$1/;
59 print OUT <<EndOfIntro;
60 # This file generated by GenConfig.pl on a VMS system.
61 # Input obtained from:
73 libpth='/sys\$share /sys\$library'
84 spitshell='write sys\$output '
90 archname='VMS_$archsufx'
94 installbin='$installbin'
95 installscript='$installscript'
96 installman1dir='$installman1dir'
97 installman3dir='$installman3dir'
98 installprivlib='$installprivlib'
99 installarchlib='$installarchlib'
100 installsitelib='$installsitelib'
101 installsitearch='$installsitearch'
103 startperl='\$ perl 'f\$env("procedure")' 'p1' 'p2' 'p3' 'p4' 'p5' 'p6' 'p7' 'p8' !
104 \$ exit++ + ++\$status != 0 and \$exit = \$status = undef;'
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 # Check exit status too, in case message is turned off
130 ( `$val/NoObject/NoList /prefix=all _nla0:` =~ /IVQUAL/ ||
139 print OUT "vms_cc_type='$cctype'\n";
140 print OUT "d_attribut='$d_attr'\n";
141 print OUT "cc='$cc'\n";
142 if ( ($cctype eq 'decc' and $archsufx eq 'VAX') || $cctype eq 'gcc') {
143 # gcc and DECC for VAX requires filename in /object qualifier, so we
144 # have to remove it here. Alas, this means we lose the user's
145 # object file suffix if it's not .obj.
146 $ccflags =~ s#/obj(?:ect)?=[^/\s]+##i;
148 $debug = $optimize = '';
149 while ( ($qual) = $ccflags =~ m|(/(No)?Deb[^/]*)|i ) {
151 $ccflags =~ s/$qual//;
153 while ( ($qual) = $ccflags =~ m|(/(No)?Opt[^/]*)|i ) {
155 $ccflags =~ s/$qual//;
157 $optimize = "$debug$optimize";
158 print OUT "ccflags='$ccflags'\n";
159 print OUT "optimize='$optimize'\n";
160 $usethreads = ($ccflags =~ m!/DEF[^/]+USE_THREADS!i and
161 $ccflags !~ m!/UND[^/]+USE_THREADS!i);
162 print OUT "usethreads='$usethreads'\n";
163 $dosock = ($ccflags =~ m!/DEF[^/]+VMS_DO_SOCKETS!i and
164 $ccflags !~ m!/UND[^/]+VMS_DO_SOCKETS!i);
165 print OUT "d_vms_do_sockets=",$dosock ? "'define'\n" : "'undef'\n";
166 print OUT "d_socket=",$dosock ? "'define'\n" : "'undef'\n";
167 print OUT "d_sockpair=",$dosock ? "'define'\n" : "'undef'\n";
168 print OUT "d_gethent=",$dosock ? "'define'\n" : "'undef'\n";
169 print OUT "d_select=",$dosock ? "'define'\n" : "'undef'\n";
170 print OUT "i_netdb=",$dosock ? "'define'\n" : "'undef'\n";
171 print OUT "i_niin=",$dosock ? "'define'\n" : "'undef'\n";
172 print OUT "i_neterrno=",$dosock ? "'define'\n" : "'undef'\n";
173 print OUT "d_gethbadd=",$dosock ? "'define'\n" : "'undef'\n";
174 print OUT "gethbadd_addr_type=",$dosock ? "'char *'\n" : "'undef'\n";
175 print OUT "gethbadd_alen_type=",$dosock ? "'int'\n" : "'undef'\n";
177 if ($dosock and $cctype eq 'decc' and $ccflags =~ /DECCRTL_SOCKETS/) {
178 print OUT "selecttype='fd_set'\n";
179 print OUT "d_getnbadd='define'\n";
180 print OUT "getnbadd_net_type='long'\n";
183 print OUT "selecttype='int'\n";
184 print OUT "d_getnbadd='undef'\n";
185 print OUT "getnbadd_net_type='undef'\n";
188 if ($cctype eq 'decc') { $rtlhas = 'define'; print OUT "useposix='true'\n"; }
189 else { $rtlhas = 'undef'; print OUT "useposix='false'\n"; }
190 foreach (qw[ d_stdstdio d_stdio_ptr_lval d_stdio_cnt_lval d_stdiobase
191 d_locconv d_setlocale i_locale d_mbstowcs d_mbtowc
192 d_wcstombs d_wctomb d_mblen d_mktime d_strcoll d_strxfrm ]) {
193 print OUT "$_='$rtlhas'\n";
197 elsif ($key eq 'exe_ext') {
200 print OUT "so='$nodot'\ndlext='$nodot'\n";
202 elsif ($key eq 'obj_ext') { print OUT "dlobj='dl_vms$val'\n"; }
203 print OUT "$key='$val'\n";
206 # Are there any other logicals which TCP/IP stacks use for the host name?
207 $myname = $ENV{'ARPANET_HOST_NAME'} || $ENV{'INTERNET_HOST_NAME'} ||
208 $ENV{'MULTINET_HOST_NAME'} || $ENV{'UCX$INET_HOST'} ||
209 $ENV{'TCPWARE_DOMAINNAME'} || $ENV{'NEWS_ADDRESS'};
211 ($myname) = `hostname` =~ /^(\S+)/;
212 if ($myname =~ /IVVERB/) {
213 warn "Can't determine TCP/IP hostname" if $dosock;
217 $myname = $ENV{'SYS$NODE'} unless $myname;
218 ($myhostname,$mydomain) = split(/\./,$myname,2);
219 print OUT "myhostname='$myhostname'\n" if $myhostname;
221 print OUT "mydomain='.$mydomain'\n";
222 print OUT "perladmin='$cf_by\@$myhostname.$mydomain'\n";
223 print OUT "cf_email='$cf_by\@$myhostname.$mydomain'\n";
226 print OUT "perladmin='$cf_by'\n";
227 print OUT "cf_email='$cf_by'\n";
229 chomp($hwname = `Write Sys\$Output F\$GetSyi("HW_NAME")`);
230 $hwname = $archsufx if $hwname =~ /IVKEYW/; # *really* old VMS version
231 print OUT "myuname='VMS $myname $osvers $hwname'\n";
233 # Before we read the C header file, find out what config.sh constants are
234 # equivalent to the C preprocessor macros
235 if (open(SH,"${outdir}config_h.SH")) {
237 next unless m%^#(?!if).*\$%;
238 s/^#//; s!(.*?)\s*/\*.*!$1!;
240 $words[1] =~ s/\(.*//; # Clip off args from macro
241 # Did we use a shell variable for the preprocessor directive?
242 if ($words[0] =~ m!^\$(\w+)!) { $pp_vars{$words[1]} = $1; }
243 if (@words > 2) { # We may also have a shell var in the value
244 shift @words; # Discard preprocessor directive
245 my($token) = shift @words; # and keep constant name
247 foreach $word (@words) {
248 next unless $word =~ m!\$(\w+)!;
249 $val_vars{$token} = $1;
256 else { warn "Couldn't read ${outdir}config_h.SH: $!\n"; }
257 $pp_vars{UNLINK_ALL_VERSIONS} = 'd_unlink_all_versions'; # VMS_specific
259 # OK, now read the C header file, and retcon statements into config.sh
260 while (<IN>) { # roll through the comment header in Config.VMS
261 last if /config-start/;
266 while (/\\\s*$/) { # pick up contination lines
273 next unless my ($blocked,$un,$token,$val) =
274 m%^(\/\*)?\s*\#\s*(un)?def\w*\s+([A-Za-z0-9]\w+)\S*\s*(.*)%;
276 delete $pp_vars{$token} if exists $pp_vars{$token};
277 delete $val_vars{$token} if exists $val_vars{$token};
280 $val =~ s!\s*/\*.*!!; # strip off trailing comment
281 my($had_val); # Maybe a macro with args that we just #undefd or commented
282 if (!length($val) and $val_vars{$token} and ($un || $blocked)) {
283 print OUT "$val_vars{$token}=''\n" unless exists $done{$val_vars{$token}};
284 $done{$val_vars{$token}}++;
285 delete $val_vars{$token};
288 $state = ($blocked || $un) ? 'undef' : 'define';
289 if ($pp_vars{$token}) {
290 print OUT "$pp_vars{$token}='$state'\n" unless exists $done{$pp_vars{$token}};
291 $done{$pp_vars{$token}}++;
292 delete $pp_vars{$token};
294 elsif (not length $val and not $had_val) {
295 # Wups -- should have been shell var for C preprocessor directive
296 warn "Constant $token not found in config_h.SH\n";
298 $token = "d_$token" unless $token =~ /^i_/;
299 print OUT "$token='$state'\n";
301 next unless length $val;
302 $val =~ s/^"//; $val =~ s/"$//; # remove end quotes
303 $val =~ s/","/ /g; # make signal list look nice
304 # Library directory; convert to VMS syntax
305 $val = VMS::Filespec::vmspath($val) if ($token =~ /EXP$/);
306 if ($val_vars{$token}) {
307 print OUT "$val_vars{$token}='$val'\n" unless exists $done{$val_vars{$token}};
308 if ($val_vars{$token} =~ s/exp$//) {
309 print OUT "$val_vars{$token}='$val'\n" unless exists $done{$val_vars{$token}};;
311 $done{$val_vars{$token}}++;
312 delete $val_vars{$token};
314 elsif (!$pp_vars{$token}) { # Haven't seen it previously, either
315 warn "Constant $token not found in config_h.SH (val=|$val|)\n";
317 print OUT "$token='$val'\n";
318 if ($token =~ s/exp$//) {print OUT "$token='$val'\n";}
322 # Special case -- preprocessor manifest "VMS" is defined automatically
323 # on VMS systems, but is also used erroneously by the Perl build process
324 # as the manifest for the obsolete variable $d_eunice.
325 print OUT "d_eunice='undef'\n"; delete $pp_vars{VMS};
327 foreach (sort keys %pp_vars) {
328 warn "Didn't see $_ in $infile\n";
330 foreach (sort keys %val_vars) {
331 warn "Didn't see $_ in $infile(val)\n";
334 if (open(OPT,"${outdir}crtl.opt")) {
336 next unless m#/(sha|lib)#i;
338 if (/crtl/i || /gcclib/i) { push(@crtls,$_); }
339 else { push(@libs,$_); }
342 print OUT "libs='",join(' ',@libs),"'\n";
343 push(@crtls,'(DECCRTL)') if $cctype eq 'decc';
344 print OUT "libc='",join(' ',@crtls),"'\n";
346 else { warn "Can't read ${outdir}crtl.opt - skipping 'libs' & 'libc'"; }
348 if (open(PL,"${outdir}patchlevel.h")) {
350 if (/^#define PATCHLEVEL\s+(\S+)/) { print OUT "PATCHLEVEL='$1'\n"; }
351 elsif (/^#define SUBVERSION\s+(\S+)/) { print OUT "SUBVERSION='$1'\n"; }
355 else { warn "Can't read ${outdir}patchlevel.h - skipping 'PATCHLEVEL'"; }
357 # simple pager support for perldoc
358 if (`most not..file` =~ /IVVERB/) {
360 if (`more nl:` =~ /IVVERB/) { $pager = 'type/page'; }
362 else { $pager = 'most'; }
363 print OUT "pager='$pager'\n";