| 1 |
package ExtUtils::Liblist::Kid; |
| 2 |
|
| 3 |
# XXX Splitting this out into its own .pm is a temporary solution. |
| 4 |
|
| 5 |
# This kid package is to be used by MakeMaker. It will not work if |
| 6 |
# $self is not a Makemaker. |
| 7 |
|
| 8 |
use 5.00503; |
| 9 |
# Broken out of MakeMaker from version 4.11 |
| 10 |
|
| 11 |
use strict; |
| 12 |
use vars qw($VERSION); |
| 13 |
$VERSION = 1.30_01; |
| 14 |
|
| 15 |
use Config; |
| 16 |
use Cwd 'cwd'; |
| 17 |
use File::Basename; |
| 18 |
use File::Spec; |
| 19 |
|
| 20 |
sub ext { |
| 21 |
if ($^O eq 'VMS') { return &_vms_ext; } |
| 22 |
elsif($^O eq 'MSWin32') { return &_win32_ext; } |
| 23 |
else { return &_unix_os2_ext; } |
| 24 |
} |
| 25 |
|
| 26 |
sub _unix_os2_ext { |
| 27 |
my($self,$potential_libs, $verbose, $give_libs) = @_; |
| 28 |
$verbose ||= 0; |
| 29 |
|
| 30 |
if ($^O =~ 'os2' and $Config{perllibs}) { |
| 31 |
# Dynamic libraries are not transitive, so we may need including |
| 32 |
# the libraries linked against perl.dll again. |
| 33 |
|
| 34 |
$potential_libs .= " " if $potential_libs; |
| 35 |
$potential_libs .= $Config{perllibs}; |
| 36 |
} |
| 37 |
return ("", "", "", "", ($give_libs ? [] : ())) unless $potential_libs; |
| 38 |
warn "Potential libraries are '$potential_libs':\n" if $verbose; |
| 39 |
|
| 40 |
my($so) = $Config{so}; |
| 41 |
my($libs) = defined $Config{perllibs} ? $Config{perllibs} : $Config{libs}; |
| 42 |
my $Config_libext = $Config{lib_ext} || ".a"; |
| 43 |
|
| 44 |
|
| 45 |
# compute $extralibs, $bsloadlibs and $ldloadlibs from |
| 46 |
# $potential_libs |
| 47 |
# this is a rewrite of Andy Dougherty's extliblist in perl |
| 48 |
|
| 49 |
my(@searchpath); # from "-L/path" entries in $potential_libs |
| 50 |
my(@libpath) = split " ", $Config{'libpth'}; |
| 51 |
my(@ldloadlibs, @bsloadlibs, @extralibs, @ld_run_path, %ld_run_path_seen); |
| 52 |
my(@libs, %libs_seen); |
| 53 |
my($fullname, $thislib, $thispth, @fullname); |
| 54 |
my($pwd) = cwd(); # from Cwd.pm |
| 55 |
my($found) = 0; |
| 56 |
|
| 57 |
foreach $thislib (split ' ', $potential_libs){ |
| 58 |
|
| 59 |
# Handle possible linker path arguments. |
| 60 |
if ($thislib =~ s/^(-[LR]|-Wl,-R)//){ # save path flag type |
| 61 |
my($ptype) = $1; |
| 62 |
unless (-d $thislib){ |
| 63 |
warn "$ptype$thislib ignored, directory does not exist\n" |
| 64 |
if $verbose; |
| 65 |
next; |
| 66 |
} |
| 67 |
my($rtype) = $ptype; |
| 68 |
if (($ptype eq '-R') or ($ptype eq '-Wl,-R')) { |
| 69 |
if ($Config{'lddlflags'} =~ /-Wl,-R/) { |
| 70 |
$rtype = '-Wl,-R'; |
| 71 |
} elsif ($Config{'lddlflags'} =~ /-R/) { |
| 72 |
$rtype = '-R'; |
| 73 |
} |
| 74 |
} |
| 75 |
unless (File::Spec->file_name_is_absolute($thislib)) { |
| 76 |
warn "Warning: $ptype$thislib changed to $ptype$pwd/$thislib\n"; |
| 77 |
$thislib = $self->catdir($pwd,$thislib); |
| 78 |
} |
| 79 |
push(@searchpath, $thislib); |
| 80 |
push(@extralibs, "$ptype$thislib"); |
| 81 |
push(@ldloadlibs, "$rtype$thislib"); |
| 82 |
next; |
| 83 |
} |
| 84 |
|
| 85 |
# Handle possible library arguments. |
| 86 |
unless ($thislib =~ s/^-l//){ |
| 87 |
warn "Unrecognized argument in LIBS ignored: '$thislib'\n"; |
| 88 |
next; |
| 89 |
} |
| 90 |
|
| 91 |
my($found_lib)=0; |
| 92 |
foreach $thispth (@searchpath, @libpath){ |
| 93 |
|
| 94 |
# Try to find the full name of the library. We need this to |
| 95 |
# determine whether it's a dynamically-loadable library or not. |
| 96 |
# This tends to be subject to various os-specific quirks. |
| 97 |
# For gcc-2.6.2 on linux (March 1995), DLD can not load |
| 98 |
# .sa libraries, with the exception of libm.sa, so we |
| 99 |
# deliberately skip them. |
| 100 |
if (@fullname = |
| 101 |
$self->lsdir($thispth,"^\Qlib$thislib.$so.\E[0-9]+")){ |
| 102 |
# Take care that libfoo.so.10 wins against libfoo.so.9. |
| 103 |
# Compare two libraries to find the most recent version |
| 104 |
# number. E.g. if you have libfoo.so.9.0.7 and |
| 105 |
# libfoo.so.10.1, first convert all digits into two |
| 106 |
# decimal places. Then we'll add ".00" to the shorter |
| 107 |
# strings so that we're comparing strings of equal length |
| 108 |
# Thus we'll compare libfoo.so.09.07.00 with |
| 109 |
# libfoo.so.10.01.00. Some libraries might have letters |
| 110 |
# in the version. We don't know what they mean, but will |
| 111 |
# try to skip them gracefully -- we'll set any letter to |
| 112 |
# '0'. Finally, sort in reverse so we can take the |
| 113 |
# first element. |
| 114 |
|
| 115 |
#TODO: iterate through the directory instead of sorting |
| 116 |
|
| 117 |
$fullname = "$thispth/" . |
| 118 |
(sort { my($ma) = $a; |
| 119 |
my($mb) = $b; |
| 120 |
$ma =~ tr/A-Za-z/0/s; |
| 121 |
$ma =~ s/\b(\d)\b/0$1/g; |
| 122 |
$mb =~ tr/A-Za-z/0/s; |
| 123 |
$mb =~ s/\b(\d)\b/0$1/g; |
| 124 |
while (length($ma) < length($mb)) { $ma .= ".00"; } |
| 125 |
while (length($mb) < length($ma)) { $mb .= ".00"; } |
| 126 |
# Comparison deliberately backwards |
| 127 |
$mb cmp $ma;} @fullname)[0]; |
| 128 |
} elsif (-f ($fullname="$thispth/lib$thislib.$so") |
| 129 |
&& (($Config{'dlsrc'} ne "dl_dld.xs") || ($thislib eq "m"))){ |
| 130 |
} elsif (-f ($fullname="$thispth/lib${thislib}_s$Config_libext") |
| 131 |
&& (! $Config{'archname'} =~ /RM\d\d\d-svr4/) |
| 132 |
&& ($thislib .= "_s") ){ # we must explicitly use _s version |
| 133 |
} elsif (-f ($fullname="$thispth/lib$thislib$Config_libext")){ |
| 134 |
} elsif (-f ($fullname="$thispth/$thislib$Config_libext")){ |
| 135 |
} elsif (-f ($fullname="$thispth/Slib$thislib$Config_libext")){ |
| 136 |
} elsif ($^O eq 'dgux' |
| 137 |
&& -l ($fullname="$thispth/lib$thislib$Config_libext") |
| 138 |
&& readlink($fullname) =~ /^elink:/s) { |
| 139 |
# Some of DG's libraries look like misconnected symbolic |
| 140 |
# links, but development tools can follow them. (They |
| 141 |
# look like this: |
| 142 |
# |
| 143 |
# libm.a -> elink:${SDE_PATH:-/usr}/sde/\ |
| 144 |
# ${TARGET_BINARY_INTERFACE:-m88kdgux}/usr/lib/libm.a |
| 145 |
# |
| 146 |
# , the compilation tools expand the environment variables.) |
| 147 |
} else { |
| 148 |
warn "$thislib not found in $thispth\n" if $verbose; |
| 149 |
next; |
| 150 |
} |
| 151 |
warn "'-l$thislib' found at $fullname\n" if $verbose; |
| 152 |
push @libs, $fullname unless $libs_seen{$fullname}++; |
| 153 |
$found++; |
| 154 |
$found_lib++; |
| 155 |
|
| 156 |
# Now update library lists |
| 157 |
|
| 158 |
# what do we know about this library... |
| 159 |
my $is_dyna = ($fullname !~ /\Q$Config_libext\E\z/); |
| 160 |
my $in_perl = ($libs =~ /\B-l\Q${thislib}\E\b/s); |
| 161 |
|
| 162 |
# include the path to the lib once in the dynamic linker path |
| 163 |
# but only if it is a dynamic lib and not in Perl itself |
| 164 |
my($fullnamedir) = dirname($fullname); |
| 165 |
push @ld_run_path, $fullnamedir |
| 166 |
if $is_dyna && !$in_perl && |
| 167 |
!$ld_run_path_seen{$fullnamedir}++; |
| 168 |
|
| 169 |
# Do not add it into the list if it is already linked in |
| 170 |
# with the main perl executable. |
| 171 |
# We have to special-case the NeXT, because math and ndbm |
| 172 |
# are both in libsys_s |
| 173 |
unless ($in_perl || |
| 174 |
($Config{'osname'} eq 'next' && |
| 175 |
($thislib eq 'm' || $thislib eq 'ndbm')) ){ |
| 176 |
push(@extralibs, "-l$thislib"); |
| 177 |
} |
| 178 |
|
| 179 |
# We might be able to load this archive file dynamically |
| 180 |
if ( ($Config{'dlsrc'} =~ /dl_next/ && $Config{'osvers'} lt '4_0') |
| 181 |
|| ($Config{'dlsrc'} =~ /dl_dld/) ) |
| 182 |
{ |
| 183 |
# We push -l$thislib instead of $fullname because |
| 184 |
# it avoids hardwiring a fixed path into the .bs file. |
| 185 |
# Mkbootstrap will automatically add dl_findfile() to |
| 186 |
# the .bs file if it sees a name in the -l format. |
| 187 |
# USE THIS, when dl_findfile() is fixed: |
| 188 |
# push(@bsloadlibs, "-l$thislib"); |
| 189 |
# OLD USE WAS while checking results against old_extliblist |
| 190 |
push(@bsloadlibs, "$fullname"); |
| 191 |
} else { |
| 192 |
if ($is_dyna){ |
| 193 |
# For SunOS4, do not add in this shared library if |
| 194 |
# it is already linked in the main perl executable |
| 195 |
push(@ldloadlibs, "-l$thislib") |
| 196 |
unless ($in_perl and $^O eq 'sunos'); |
| 197 |
} else { |
| 198 |
push(@ldloadlibs, "-l$thislib"); |
| 199 |
} |
| 200 |
} |
| 201 |
last; # found one here so don't bother looking further |
| 202 |
} |
| 203 |
warn "Note (probably harmless): " |
| 204 |
."No library found for -l$thislib\n" |
| 205 |
unless $found_lib>0; |
| 206 |
} |
| 207 |
|
| 208 |
unless( $found ) { |
| 209 |
return ('','','','', ($give_libs ? \@libs : ())); |
| 210 |
} |
| 211 |
else { |
| 212 |
return ("@extralibs", "@bsloadlibs", "@ldloadlibs", |
| 213 |
join(":",@ld_run_path), ($give_libs ? \@libs : ())); |
| 214 |
} |
| 215 |
} |
| 216 |
|
| 217 |
sub _win32_ext { |
| 218 |
|
| 219 |
require Text::ParseWords; |
| 220 |
|
| 221 |
my($self, $potential_libs, $verbose, $give_libs) = @_; |
| 222 |
$verbose ||= 0; |
| 223 |
|
| 224 |
# If user did not supply a list, we punt. |
| 225 |
# (caller should probably use the list in $Config{libs}) |
| 226 |
return ("", "", "", "", ($give_libs ? [] : ())) unless $potential_libs; |
| 227 |
|
| 228 |
my $cc = $Config{cc}; |
| 229 |
my $VC = $cc =~ /^cl/i; |
| 230 |
my $BC = $cc =~ /^bcc/i; |
| 231 |
my $GC = $cc =~ /^gcc/i; |
| 232 |
my $so = $Config{'so'}; |
| 233 |
my $libs = $Config{'perllibs'}; |
| 234 |
my $libpth = $Config{'libpth'}; |
| 235 |
my $libext = $Config{'lib_ext'} || ".lib"; |
| 236 |
my(@libs, %libs_seen); |
| 237 |
|
| 238 |
if ($libs and $potential_libs !~ /:nodefault/i) { |
| 239 |
# If Config.pm defines a set of default libs, we always |
| 240 |
# tack them on to the user-supplied list, unless the user |
| 241 |
# specified :nodefault |
| 242 |
|
| 243 |
$potential_libs .= " " if $potential_libs; |
| 244 |
$potential_libs .= $libs; |
| 245 |
} |
| 246 |
warn "Potential libraries are '$potential_libs':\n" if $verbose; |
| 247 |
|
| 248 |
# normalize to forward slashes |
| 249 |
$libpth =~ s,\\,/,g; |
| 250 |
$potential_libs =~ s,\\,/,g; |
| 251 |
|
| 252 |
# compute $extralibs from $potential_libs |
| 253 |
|
| 254 |
my @searchpath; # from "-L/path" in $potential_libs |
| 255 |
my @libpath = Text::ParseWords::quotewords('\s+', 0, $libpth); |
| 256 |
my @extralibs; |
| 257 |
my $pwd = cwd(); # from Cwd.pm |
| 258 |
my $lib = ''; |
| 259 |
my $found = 0; |
| 260 |
my $search = 1; |
| 261 |
my($fullname, $thislib, $thispth); |
| 262 |
|
| 263 |
# add "$Config{installarchlib}/CORE" to default search path |
| 264 |
push @libpath, "$Config{installarchlib}/CORE"; |
| 265 |
|
| 266 |
if ($VC and exists $ENV{LIB} and $ENV{LIB}) { |
| 267 |
push @libpath, split /;/, $ENV{LIB}; |
| 268 |
} |
| 269 |
|
| 270 |
foreach (Text::ParseWords::quotewords('\s+', 0, $potential_libs)){ |
| 271 |
|
| 272 |
$thislib = $_; |
| 273 |
|
| 274 |
# see if entry is a flag |
| 275 |
if (/^:\w+$/) { |
| 276 |
$search = 0 if lc eq ':nosearch'; |
| 277 |
$search = 1 if lc eq ':search'; |
| 278 |
warn "Ignoring unknown flag '$thislib'\n" |
| 279 |
if $verbose and !/^:(no)?(search|default)$/i; |
| 280 |
next; |
| 281 |
} |
| 282 |
|
| 283 |
# if searching is disabled, do compiler-specific translations |
| 284 |
unless ($search) { |
| 285 |
s/^-l(.+)$/$1.lib/ unless $GC; |
| 286 |
s/^-L/-libpath:/ if $VC; |
| 287 |
push(@extralibs, $_); |
| 288 |
$found++; |
| 289 |
next; |
| 290 |
} |
| 291 |
|
| 292 |
# handle possible linker path arguments |
| 293 |
if (s/^-L// and not -d) { |
| 294 |
warn "$thislib ignored, directory does not exist\n" |
| 295 |
if $verbose; |
| 296 |
next; |
| 297 |
} |
| 298 |
elsif (-d) { |
| 299 |
unless (File::Spec->file_name_is_absolute($_)) { |
| 300 |
warn "Warning: '$thislib' changed to '-L$pwd/$_'\n"; |
| 301 |
$_ = $self->catdir($pwd,$_); |
| 302 |
} |
| 303 |
push(@searchpath, $_); |
| 304 |
next; |
| 305 |
} |
| 306 |
|
| 307 |
# handle possible library arguments |
| 308 |
if (s/^-l// and $GC and !/^lib/i) { |
| 309 |
$_ = "lib$_"; |
| 310 |
} |
| 311 |
$_ .= $libext if !/\Q$libext\E$/i; |
| 312 |
|
| 313 |
my $secondpass = 0; |
| 314 |
LOOKAGAIN: |
| 315 |
|
| 316 |
# look for the file itself |
| 317 |
if (-f) { |
| 318 |
warn "'$thislib' found as '$_'\n" if $verbose; |
| 319 |
$found++; |
| 320 |
push(@extralibs, $_); |
| 321 |
next; |
| 322 |
} |
| 323 |
|
| 324 |
my $found_lib = 0; |
| 325 |
foreach $thispth (@searchpath, @libpath){ |
| 326 |
unless (-f ($fullname="$thispth\\$_")) { |
| 327 |
warn "'$thislib' not found as '$fullname'\n" if $verbose; |
| 328 |
next; |
| 329 |
} |
| 330 |
warn "'$thislib' found as '$fullname'\n" if $verbose; |
| 331 |
$found++; |
| 332 |
$found_lib++; |
| 333 |
push(@extralibs, $fullname); |
| 334 |
push @libs, $fullname unless $libs_seen{$fullname}++; |
| 335 |
last; |
| 336 |
} |
| 337 |
|
| 338 |
# do another pass with (or without) leading 'lib' if they used -l |
| 339 |
if (!$found_lib and $thislib =~ /^-l/ and !$secondpass++) { |
| 340 |
if ($GC) { |
| 341 |
goto LOOKAGAIN if s/^lib//i; |
| 342 |
} |
| 343 |
elsif (!/^lib/i) { |
| 344 |
$_ = "lib$_"; |
| 345 |
goto LOOKAGAIN; |
| 346 |
} |
| 347 |
} |
| 348 |
|
| 349 |
# give up |
| 350 |
warn "Note (probably harmless): " |
| 351 |
."No library found for $thislib\n" |
| 352 |
unless $found_lib>0; |
| 353 |
|
| 354 |
} |
| 355 |
|
| 356 |
return ('','','','', ($give_libs ? \@libs : ())) unless $found; |
| 357 |
|
| 358 |
# make sure paths with spaces are properly quoted |
| 359 |
@extralibs = map { (/\s/ && !/^".*"$/) ? qq["$_"] : $_ } @extralibs; |
| 360 |
@libs = map { (/\s/ && !/^".*"$/) ? qq["$_"] : $_ } @libs; |
| 361 |
$lib = join(' ',@extralibs); |
| 362 |
|
| 363 |
# normalize back to backward slashes (to help braindead tools) |
| 364 |
# XXX this may break equally braindead GNU tools that don't understand |
| 365 |
# backslashes, either. Seems like one can't win here. Cursed be CP/M. |
| 366 |
$lib =~ s,/,\\,g; |
| 367 |
|
| 368 |
warn "Result: $lib\n" if $verbose; |
| 369 |
wantarray ? ($lib, '', $lib, '', ($give_libs ? \@libs : ())) : $lib; |
| 370 |
} |
| 371 |
|
| 372 |
|
| 373 |
sub _vms_ext { |
| 374 |
my($self, $potential_libs,$verbose,$give_libs) = @_; |
| 375 |
$verbose ||= 0; |
| 376 |
|
| 377 |
my(@crtls,$crtlstr); |
| 378 |
my($dbgqual) = $self->{OPTIMIZE} || $Config{'optimize'} || |
| 379 |
$self->{CCFLAGS} || $Config{'ccflags'}; |
| 380 |
@crtls = ( ($dbgqual =~ m-/Debug-i ? $Config{'dbgprefix'} : '') |
| 381 |
. 'PerlShr/Share' ); |
| 382 |
push(@crtls, grep { not /\(/ } split /\s+/, $Config{'perllibs'}); |
| 383 |
push(@crtls, grep { not /\(/ } split /\s+/, $Config{'libc'}); |
| 384 |
# In general, we pass through the basic libraries from %Config unchanged. |
| 385 |
# The one exception is that if we're building in the Perl source tree, and |
| 386 |
# a library spec could be resolved via a logical name, we go to some trouble |
| 387 |
# to insure that the copy in the local tree is used, rather than one to |
| 388 |
# which a system-wide logical may point. |
| 389 |
if ($self->{PERL_SRC}) { |
| 390 |
my($lib,$locspec,$type); |
| 391 |
foreach $lib (@crtls) { |
| 392 |
if (($locspec,$type) = $lib =~ m-^([\w$\-]+)(/\w+)?- and $locspec =~ /perl/i) { |
| 393 |
if (lc $type eq '/share') { $locspec .= $Config{'exe_ext'}; } |
| 394 |
elsif (lc $type eq '/library') { $locspec .= $Config{'lib_ext'}; } |
| 395 |
else { $locspec .= $Config{'obj_ext'}; } |
| 396 |
$locspec = $self->catfile($self->{PERL_SRC},$locspec); |
| 397 |
$lib = "$locspec$type" if -e $locspec; |
| 398 |
} |
| 399 |
} |
| 400 |
} |
| 401 |
$crtlstr = @crtls ? join(' ',@crtls) : ''; |
| 402 |
|
| 403 |
unless ($potential_libs) { |
| 404 |
warn "Result:\n\tEXTRALIBS: \n\tLDLOADLIBS: $crtlstr\n" if $verbose; |
| 405 |
return ('', '', $crtlstr, '', ($give_libs ? [] : ())); |
| 406 |
} |
| 407 |
|
| 408 |
my(@dirs,@libs,$dir,$lib,%found,@fndlibs,$ldlib); |
| 409 |
my $cwd = cwd(); |
| 410 |
my($so,$lib_ext,$obj_ext) = @Config{'so','lib_ext','obj_ext'}; |
| 411 |
# List of common Unix library names and their VMS equivalents |
| 412 |
# (VMS equivalent of '' indicates that the library is automatically |
| 413 |
# searched by the linker, and should be skipped here.) |
| 414 |
my(@flibs, %libs_seen); |
| 415 |
my %libmap = ( 'm' => '', 'f77' => '', 'F77' => '', 'V77' => '', 'c' => '', |
| 416 |
'malloc' => '', 'crypt' => '', 'resolv' => '', 'c_s' => '', |
| 417 |
'socket' => '', 'X11' => 'DECW$XLIBSHR', |
| 418 |
'Xt' => 'DECW$XTSHR', 'Xm' => 'DECW$XMLIBSHR', |
| 419 |
'Xmu' => 'DECW$XMULIBSHR'); |
| 420 |
if ($Config{'vms_cc_type'} ne 'decc') { $libmap{'curses'} = 'VAXCCURSE'; } |
| 421 |
|
| 422 |
warn "Potential libraries are '$potential_libs'\n" if $verbose; |
| 423 |
|
| 424 |
# First, sort out directories and library names in the input |
| 425 |
foreach $lib (split ' ',$potential_libs) { |
| 426 |
push(@dirs,$1), next if $lib =~ /^-L(.*)/; |
| 427 |
push(@dirs,$lib), next if $lib =~ /[:>\]]$/; |
| 428 |
push(@dirs,$lib), next if -d $lib; |
| 429 |
push(@libs,$1), next if $lib =~ /^-l(.*)/; |
| 430 |
push(@libs,$lib); |
| 431 |
} |
| 432 |
push(@dirs,split(' ',$Config{'libpth'})); |
| 433 |
|
| 434 |
# Now make sure we've got VMS-syntax absolute directory specs |
| 435 |
# (We don't, however, check whether someone's hidden a relative |
| 436 |
# path in a logical name.) |
| 437 |
foreach $dir (@dirs) { |
| 438 |
unless (-d $dir) { |
| 439 |
warn "Skipping nonexistent Directory $dir\n" if $verbose > 1; |
| 440 |
$dir = ''; |
| 441 |
next; |
| 442 |
} |
| 443 |
warn "Resolving directory $dir\n" if $verbose; |
| 444 |
if (File::Spec->file_name_is_absolute($dir)) { |
| 445 |
$dir = $self->fixpath($dir,1); |
| 446 |
} |
| 447 |
else { |
| 448 |
$dir = $self->catdir($cwd,$dir); |
| 449 |
} |
| 450 |
} |
| 451 |
@dirs = grep { length($_) } @dirs; |
| 452 |
unshift(@dirs,''); # Check each $lib without additions first |
| 453 |
|
| 454 |
LIB: foreach $lib (@libs) { |
| 455 |
if (exists $libmap{$lib}) { |
| 456 |
next unless length $libmap{$lib}; |
| 457 |
$lib = $libmap{$lib}; |
| 458 |
} |
| 459 |
|
| 460 |
my(@variants,$variant,$cand); |
| 461 |
my($ctype) = ''; |
| 462 |
|
| 463 |
# If we don't have a file type, consider it a possibly abbreviated name and |
| 464 |
# check for common variants. We try these first to grab libraries before |
| 465 |
# a like-named executable image (e.g. -lperl resolves to perlshr.exe |
| 466 |
# before perl.exe). |
| 467 |
if ($lib !~ /\.[^:>\]]*$/) { |
| 468 |
push(@variants,"${lib}shr","${lib}rtl","${lib}lib"); |
| 469 |
push(@variants,"lib$lib") if $lib !~ /[:>\]]/; |
| 470 |
} |
| 471 |
push(@variants,$lib); |
| 472 |
warn "Looking for $lib\n" if $verbose; |
| 473 |
foreach $variant (@variants) { |
| 474 |
my($fullname, $name); |
| 475 |
|
| 476 |
foreach $dir (@dirs) { |
| 477 |
my($type); |
| 478 |
|
| 479 |
$name = "$dir$variant"; |
| 480 |
warn "\tChecking $name\n" if $verbose > 2; |
| 481 |
$fullname = VMS::Filespec::rmsexpand($name); |
| 482 |
if (defined $fullname and -f $fullname) { |
| 483 |
# It's got its own suffix, so we'll have to figure out the type |
| 484 |
if ($fullname =~ /(?:$so|exe)$/i) { $type = 'SHR'; } |
| 485 |
elsif ($fullname =~ /(?:$lib_ext|olb)$/i) { $type = 'OLB'; } |
| 486 |
elsif ($fullname =~ /(?:$obj_ext|obj)$/i) { |
| 487 |
warn "Note (probably harmless): " |
| 488 |
."Plain object file $fullname found in library list\n"; |
| 489 |
$type = 'OBJ'; |
| 490 |
} |
| 491 |
else { |
| 492 |
warn "Note (probably harmless): " |
| 493 |
."Unknown library type for $fullname; assuming shared\n"; |
| 494 |
$type = 'SHR'; |
| 495 |
} |
| 496 |
} |
| 497 |
elsif (-f ($fullname = VMS::Filespec::rmsexpand($name,$so)) or |
| 498 |
-f ($fullname = VMS::Filespec::rmsexpand($name,'.exe'))) { |
| 499 |
$type = 'SHR'; |
| 500 |
$name = $fullname unless $fullname =~ /exe;?\d*$/i; |
| 501 |
} |
| 502 |
elsif (not length($ctype) and # If we've got a lib already, |
| 503 |
# don't bother |
| 504 |
( -f ($fullname = VMS::Filespec::rmsexpand($name,$lib_ext)) or |
| 505 |
-f ($fullname = VMS::Filespec::rmsexpand($name,'.olb')))) { |
| 506 |
$type = 'OLB'; |
| 507 |
$name = $fullname unless $fullname =~ /olb;?\d*$/i; |
| 508 |
} |
| 509 |
elsif (not length($ctype) and # If we've got a lib already, |
| 510 |
# don't bother |
| 511 |
( -f ($fullname = VMS::Filespec::rmsexpand($name,$obj_ext)) or |
| 512 |
-f ($fullname = VMS::Filespec::rmsexpand($name,'.obj')))) { |
| 513 |
warn "Note (probably harmless): " |
| 514 |
."Plain object file $fullname found in library list\n"; |
| 515 |
$type = 'OBJ'; |
| 516 |
$name = $fullname unless $fullname =~ /obj;?\d*$/i; |
| 517 |
} |
| 518 |
if (defined $type) { |
| 519 |
$ctype = $type; $cand = $name; |
| 520 |
last if $ctype eq 'SHR'; |
| 521 |
} |
| 522 |
} |
| 523 |
if ($ctype) { |
| 524 |
# This has to precede any other CRTLs, so just make it first |
| 525 |
if ($cand eq 'VAXCCURSE') { unshift @{$found{$ctype}}, $cand; } |
| 526 |
else { push @{$found{$ctype}}, $cand; } |
| 527 |
warn "\tFound as $cand (really $fullname), type $ctype\n" |
| 528 |
if $verbose > 1; |
| 529 |
push @flibs, $name unless $libs_seen{$fullname}++; |
| 530 |
next LIB; |
| 531 |
} |
| 532 |
} |
| 533 |
warn "Note (probably harmless): " |
| 534 |
."No library found for $lib\n"; |
| 535 |
} |
| 536 |
|
| 537 |
push @fndlibs, @{$found{OBJ}} if exists $found{OBJ}; |
| 538 |
push @fndlibs, map { "$_/Library" } @{$found{OLB}} if exists $found{OLB}; |
| 539 |
push @fndlibs, map { "$_/Share" } @{$found{SHR}} if exists $found{SHR}; |
| 540 |
$lib = join(' ',@fndlibs); |
| 541 |
|
| 542 |
$ldlib = $crtlstr ? "$lib $crtlstr" : $lib; |
| 543 |
warn "Result:\n\tEXTRALIBS: $lib\n\tLDLOADLIBS: $ldlib\n" if $verbose; |
| 544 |
wantarray ? ($lib, '', $ldlib, '', ($give_libs ? \@flibs : ())) : $lib; |
| 545 |
} |
| 546 |
|
| 547 |
1; |
