1#!perl -w 2use strict; 3use FindExt; 4 5# take a semicolon separated path list and turn it into a quoted 6# list of paths that Text::Parsewords will grok 7sub mungepath { 8 my $p = shift; 9 # remove leading/trailing semis/spaces 10 $p =~ s/^[ ;]+//; 11 $p =~ s/[ ;]+$//; 12 $p =~ s/'/"/g; 13 my @p = map { $_ = "\"$_\"" if /\s/ and !/^".*"$/; $_ } split /;/, $p; 14 return join(' ', @p); 15} 16 17# generate an array of option strings from command-line args 18# or an option file 19# -- added by BKS, 10-17-1999 to fix command-line overflow problems 20sub loadopts { 21 if ($ARGV[0] =~ /--cfgsh-option-file/) { 22 shift @ARGV; 23 my $optfile = shift @ARGV; 24 local (*OPTF); 25 open OPTF, '<', $optfile or die "Can't open $optfile: $!\n"; 26 my @opts; 27 chomp(my $line = <OPTF>); 28 my @vars = split(/\t+~\t+/, $line); 29 for (@vars) { 30 push(@opts, $_) unless (/^\s*$/); 31 } 32 close OPTF; 33 return \@opts; 34 } 35 else { 36 return \@ARGV; 37 } 38} 39 40my $prebuilt; # are we making the prebuilt config used to bootstrap? 41if (@ARGV && $ARGV[0] eq '--prebuilt') { 42 ++$prebuilt; 43 shift; 44} 45 46my %opt; 47 48my $optref = loadopts(); 49while (@{$optref} && $optref->[0] =~ /^([\w_]+)=(.*)$/) { 50 $opt{$1}=$2; 51 shift(@{$optref}); 52} 53 54FindExt::scan_ext("../cpan"); 55FindExt::scan_ext("../dist"); 56FindExt::scan_ext("../ext"); 57FindExt::set_static_extensions(split ' ', $opt{static_ext}); 58 59$opt{nonxs_ext} = join(' ',FindExt::nonxs_ext()) || ' '; 60$opt{static_ext} = join(' ',FindExt::static_ext()) || ' '; 61$opt{dynamic_ext} = join(' ',FindExt::dynamic_ext()) || ' '; 62$opt{extensions} = join(' ',FindExt::extensions()) || ' '; 63$opt{known_extensions} = join(' ',FindExt::known_extensions()) || ' '; 64 65my $pl_h = '../patchlevel.h'; 66 67if (-e $pl_h) { 68 open PL, "<", $pl_h or die "Can't open $pl_h: $!"; 69 while (<PL>) { 70 if (/^#\s*define\s+(PERL_\w+)\s+([\d.]+)/) { 71 $opt{$1} = $2; 72 } 73 } 74 close PL; 75} 76else { 77 die "Can't find $pl_h: $!"; 78} 79 80my $patch_file = '../.patch'; 81 82if (-e $patch_file) { 83 open my $fh, "<", $patch_file or die "Can't open $patch_file: $!"; 84 chomp($opt{PERL_PATCHLEVEL} = <$fh>); 85 close $fh; 86} 87 88$opt{version} = "$opt{PERL_REVISION}.$opt{PERL_VERSION}.$opt{PERL_SUBVERSION}"; 89$opt{version_patchlevel_string} = "version $opt{PERL_VERSION} subversion $opt{PERL_SUBVERSION}"; 90$opt{version_patchlevel_string} .= " patch $opt{PERL_PATCHLEVEL}" if exists $opt{PERL_PATCHLEVEL}; 91 92my $ver = `ver 2>nul`; 93$opt{osvers} = $ver =~ /\b(\d+(?:\.\d+)+)\b/ ? $1 : '4.0'; 94 95if (exists $opt{cc}) { 96 # cl version detection borrowed from Test::Smoke's configsmoke.pl 97 if ($opt{cc} =~ /\b(?:cl|icl)/) { #MSVC can come as clarm.exe, icl=Intel C 98 my $output = `$opt{cc} 2>&1`; 99 $opt{ccversion} = $output =~ /\b(\d+(?:\.\d+)+)\b/ ? $1 : '?'; 100 } 101 elsif ($opt{cc} =~ /\bgcc\b/) { 102 chomp($opt{gccversion} = `$opt{cc} -dumpversion`); 103 } 104} 105 106$opt{cf_by} = $ENV{USERNAME} unless $opt{cf_by}; 107if (!$opt{cf_email}) { 108 my $computername = eval{(gethostbyname('localhost'))[0]}; 109# gethostbyname might not be implemented in miniperl 110 $computername = $ENV{COMPUTERNAME} if $@; 111 $opt{cf_email} = $opt{cf_by} . '@' . $computername; 112} 113$opt{usemymalloc} = 'y' if $opt{d_mymalloc} eq 'define'; 114 115$opt{libpth} = mungepath($opt{libpth}) if exists $opt{libpth}; 116$opt{incpath} = mungepath($opt{incpath}) if exists $opt{incpath}; 117 118my $int64; 119if ($opt{cc} =~ /\b(?:cl|icl)/) { 120 $int64 = '__int64'; 121} 122elsif ($opt{cc} =~ /\bgcc\b/) { 123 $int64 = 'long long'; 124} 125 126# set 64-bit options 127if ($opt{WIN64} eq 'define') { 128 $opt{d_atoll} = 'define'; 129 $opt{d_strtoll} = 'define'; 130 $opt{d_strtoull} = 'define'; 131 $opt{ptrsize} = 8; 132 $opt{sizesize} = 8; 133 $opt{ssizetype} = $int64; 134 $opt{st_ino_size} = 8; 135} 136else { 137 $opt{d_atoll} = 'undef'; 138 $opt{d_strtoll} = 'undef'; 139 $opt{d_strtoull} = 'undef'; 140 $opt{ptrsize} = 4; 141 $opt{sizesize} = 4; 142 $opt{ssizetype} = 'int'; 143 $opt{st_ino_size} = 4; 144} 145 146# set 64-bit-int options 147if ($opt{use64bitint} eq 'define') { 148 if ($opt{uselongdouble} eq 'define' || $opt{usequadmath} eq 'define') { 149 $opt{d_nv_preserves_uv} = 'define'; 150 $opt{nv_preserves_uv_bits} = 64; 151 } 152 else { 153 $opt{d_nv_preserves_uv} = 'undef'; 154 $opt{nv_preserves_uv_bits} = 53; 155 } 156 $opt{ivdformat} = qq{"I64d"}; 157 $opt{ivsize} = 8; 158 $opt{ivtype} = $int64; 159 $opt{sPRIXU64} = qq{"I64X"}; 160 $opt{sPRId64} = qq{"I64d"}; 161 $opt{sPRIi64} = qq{"I64i"}; 162 $opt{sPRIo64} = qq{"I64o"}; 163 $opt{sPRIu64} = qq{"I64u"}; 164 $opt{sPRIx64} = qq{"I64x"}; 165 $opt{uvXUformat} = qq{"I64X"}; 166 $opt{uvoformat} = qq{"I64o"}; 167 $opt{uvsize} = 8; 168 $opt{uvtype} = qq{unsigned $int64}; 169 $opt{uvuformat} = qq{"I64u"}; 170 $opt{uvxformat} = qq{"I64x"}; 171} 172else { 173 $opt{d_nv_preserves_uv} = 'define'; 174 $opt{ivdformat} = '"ld"'; 175 $opt{ivsize} = 4; 176 $opt{ivtype} = 'long'; 177 $opt{nv_preserves_uv_bits} = 32; 178 $opt{sPRIXU64} = '"lX"'; 179 $opt{sPRId64} = '"ld"'; 180 $opt{sPRIi64} = '"li"'; 181 $opt{sPRIo64} = '"lo"'; 182 $opt{sPRIu64} = '"lu"'; 183 $opt{sPRIx64} = '"lx"'; 184 $opt{uvXUformat} = '"lX"'; 185 $opt{uvoformat} = '"lo"'; 186 $opt{uvsize} = 4; 187 $opt{uvtype} = 'unsigned long'; 188 $opt{uvuformat} = '"lu"'; 189 $opt{uvxformat} = '"lx"'; 190} 191 192unless ($opt{cc} =~ /\bcl/) { 193 if ($opt{WIN64} eq 'define') { 194 $opt{longdblsize} = 16; 195 $opt{longdblinfbytes} = '0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0xff, 0x7f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00'; 196 $opt{longdblnanbytes} = '0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00'; 197 } 198 else { 199 $opt{longdblsize} = 12; 200 $opt{longdblinfbytes} = '0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0xff, 0x7f, 0x00, 0x00'; 201 $opt{longdblnanbytes} = '0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0xff, 0xff, 0x00, 0x00'; 202 } 203} 204 205# set long double options 206if ($opt{uselongdouble} eq 'define') { 207 $opt{d_Gconvert} = 'sprintf((b),"%.*""Lg",(n),(x))'; 208 $opt{d_PRIEUldbl} = 'define'; 209 $opt{d_PRIFUldbl} = 'define'; 210 $opt{d_PRIGUldbl} = 'define'; 211 $opt{d_modflproto} = 'define'; 212 $opt{d_strtold} = 'define'; 213 $opt{d_PRIeldbl} = 'define'; 214 $opt{d_PRIfldbl} = 'define'; 215 $opt{d_PRIgldbl} = 'define'; 216 $opt{d_SCNfldbl} = 'define'; 217 $opt{nvsize} = $opt{longdblsize}; 218 $opt{nvtype} = 'long double'; 219 $opt{nv_overflows_integers_at} = '256.0*256.0*256.0*256.0*256.0*256.0*256.0*2.0*2.0*2.0*2.0*2.0*2.0*2.0*2.0'; 220 $opt{nvEUformat} = '"LE"'; 221 $opt{nvFUformat} = '"LF"'; 222 $opt{nvGUformat} = '"LG"'; 223 $opt{nveformat} = '"Le"'; 224 $opt{nvfformat} = '"Lf"'; 225 $opt{nvgformat} = '"Lg"'; 226 $opt{nvmantbits} = 64; 227 $opt{longdblkind} = 3; 228 $opt{longdblmantbits} = 64; 229} 230# set __float128 options 231elsif ($opt{usequadmath} eq 'define') { 232 $opt{d_Gconvert} = 'sprintf((b),"%.*""Lg",(n),(x))'; 233 $opt{d_PRIEUldbl} = 'define'; 234 $opt{d_PRIFUldbl} = 'define'; 235 $opt{d_PRIGUldbl} = 'define'; 236 $opt{d_modflproto} = 'define'; 237 $opt{d_strtold} = 'define'; 238 $opt{d_PRIeldbl} = 'define'; 239 $opt{d_PRIfldbl} = 'define'; 240 $opt{d_PRIgldbl} = 'define'; 241 $opt{d_SCNfldbl} = 'define'; 242 $opt{nv_overflows_integers_at} = '256.0*256.0*256.0*256.0*256.0*256.0*256.0*256.0*256.0*256.0*256.0*256.0*256.0*256.0*2.0'; 243 $opt{nvsize} = 16; 244 $opt{nvtype} = '__float128'; 245 $opt{nvEUformat} = '"QE"'; 246 $opt{nvFUformat} = '"QF"'; 247 $opt{nvGUformat} = '"QG"'; 248 $opt{nveformat} = '"Qe"'; 249 $opt{nvfformat} = '"Qf"'; 250 $opt{nvgformat} = '"Qg"'; 251 $opt{nvmantbits} = 112; 252 $opt{longdblkind} = 3; 253 $opt{longdblmantbits} = 64; 254 $opt{i_quadmath} = 'define'; 255} 256else { 257 $opt{d_Gconvert} = 'sprintf((b),"%.*g",(n),(x))'; 258 $opt{d_PRIEUldbl} = 'undef'; 259 $opt{d_PRIFUldbl} = 'undef'; 260 $opt{d_PRIGUldbl} = 'undef'; 261 262 if($opt{cc} =~ /\b(?:cl|icl)/) { 263 $opt{d_modflproto} = 'undef'; 264 } 265 else { 266 $opt{d_modflproto} = 'define'; 267 } 268 269 $opt{d_strtold} = 'undef'; 270 $opt{d_PRIeldbl} = 'undef'; 271 $opt{d_PRIfldbl} = 'undef'; 272 $opt{d_PRIgldbl} = 'undef'; 273 $opt{d_SCNfldbl} = 'undef'; 274 $opt{nvsize} = 8; 275 $opt{nvtype} = 'double'; 276 $opt{nv_overflows_integers_at} = '256.0*256.0*256.0*256.0*256.0*256.0*2.0*2.0*2.0*2.0*2.0'; 277 $opt{nvEUformat} = '"E"'; 278 $opt{nvFUformat} = '"F"'; 279 $opt{nvGUformat} = '"G"'; 280 $opt{nveformat} = '"e"'; 281 $opt{nvfformat} = '"f"'; 282 $opt{nvgformat} = '"g"'; 283} 284 285# change some configuration variables based on compiler version 286if ($opt{cc} =~ /\bcl/ and $opt{ccversion} =~ /^(\d+)/) { 287 my $ccversion = $1; 288 if ($ccversion >= 14) { # VC8+ 289 $opt{sGMTIME_max} = 32535291599; 290 $opt{sLOCALTIME_max} = 32535244799; 291 } 292 if ($ccversion >= 16 && !$prebuilt) { # VC10+ 293 $opt{i_stdint} = 'define'; 294 } 295 if ($ccversion >= 19) { # VC14+ 296 $opt{stdio_base} = 'PERLIO_FILE_base(fp)'; 297 $opt{stdio_bufsiz} = '(PERLIO_FILE_cnt(fp) + PERLIO_FILE_ptr(fp) - PERLIO_FILE_base(fp))'; 298 $opt{stdio_cnt} = 'PERLIO_FILE_cnt(fp)'; 299 $opt{stdio_ptr} = 'PERLIO_FILE_ptr(fp)'; 300 $opt{i_stdbool} = 'define' unless $prebuilt; 301 } 302} 303# find out which MSVC this ICC is using 304elsif ($opt{cc} =~ /\bicl/) { 305 my $output = `cl 2>&1`; 306 my $num_ver = $output =~ /\b(\d+(?:\.\d+)+)\b/ ? $1 : '?'; 307 if ($num_ver =~ /^(\d+)/ && $1 >= 14) { # VC8+ 308 $opt{sGMTIME_max} = 32535291599; 309 $opt{sLOCALTIME_max} = 32535244799; 310 } 311 if ($num_ver =~ /^(\d+)/ && $1 >= 16) { # VC10+ 312 $opt{i_stdint} = 'define'; 313 } 314 if ($num_ver =~ /^(\d+)/ && $1 >= 19) { # VC14+ 315 $opt{stdio_base} = 'PERLIO_FILE_base(fp)'; 316 $opt{stdio_bufsiz} = '(PERLIO_FILE_cnt(fp) + PERLIO_FILE_ptr(fp) - PERLIO_FILE_base(fp))'; 317 $opt{stdio_cnt} = 'PERLIO_FILE_cnt(fp)'; 318 $opt{stdio_ptr} = 'PERLIO_FILE_ptr(fp)'; 319 $opt{i_stdbool} = 'define'; 320 } 321 $opt{ar} ='xilib'; 322} 323 324if ($opt{useithreads} eq 'define' && $opt{ccflags} =~ /-DPERL_IMPLICIT_SYS\b/) { 325 $opt{d_pseudofork} = 'define'; 326} 327 328if ($opt{usecplusplus} eq 'define') { 329 $opt{d_cplusplus} = 'define'; 330 $opt{extern_C} = 'extern "C"'; 331} 332 333#if the fields above are defined, they override the defaults in the premade 334#config file 335while (<>) { 336 s/~([\w_]+)~/exists $opt{$1} ? $opt{$1} : ''/eg; 337 if (/^([\w_]+)=(.*)$/) { 338 my($k,$v) = ($1,$2); 339 # this depends on cf_time being empty in the template (or we'll 340 # get a loop) 341 if ($k eq 'cf_time') { 342 $_ = "$k='" . localtime(time) . "'\n" if $v =~ /^\s*'\s*'/; 343 } 344 elsif (exists $opt{$k}) { 345 $_ = "$k='$opt{$k}'\n"; 346 } 347 } 348 print; 349} 350