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| 10bc17b6 |
1 | #!/usr/bin/perl -w |
| 2 | |
| 3 | # |
| 4 | # Generate the reentr.c and reentr.h, |
| 5 | # and optionally also the relevant metaconfig units (-U option). |
| 6 | # |
| 7 | |
| 8 | use strict; |
| 9 | use Getopt::Std; |
| 10 | my %opts; |
| 11 | getopts('U', \%opts); |
| 12 | |
| 13 | my %map = ( |
| 14 | V => "void", |
| 15 | A => "char*", # as an input argument |
| 16 | B => "char*", # as an output argument |
| 17 | C => "const char*", # as a read-only input argument |
| 18 | I => "int", |
| 19 | L => "long", |
| 20 | W => "size_t", |
| 21 | H => "FILE**", |
| 22 | E => "int*", |
| 23 | ); |
| 24 | |
| 25 | # (See the definitions after __DATA__.) |
| 26 | # In func|inc|type|... a "S" means "type*", and a "R" means "type**". |
| 27 | # (The "types" are often structs, such as "struct passwd".) |
| 28 | # |
| 29 | # After the prototypes one can have |X=...|Y=... to define more types. |
| 30 | # A commonly used extra type is to define D to be equal to "type_data", |
| 31 | # for example "struct_hostent_data to" go with "struct hostent". |
| 32 | # |
| 33 | # Example #1: I_XSBWR means int func_r(X, type, char*, size_t, type**) |
| 34 | # Example #2: S_SBIE means type func_r(type, char*, int, int*) |
| 35 | # Example #3: S_CBI means type func_r(const char*, char*, int) |
| 36 | |
| 37 | |
| 38 | die "reentr.h: $!" unless open(H, ">reentr.h"); |
| 39 | select H; |
| 40 | print <<EOF; |
| 41 | /* |
| 42 | * reentr.h |
| 43 | * |
| 44 | * Copyright (c) 1997-2002, Larry Wall |
| 45 | * |
| 46 | * You may distribute under the terms of either the GNU General Public |
| 47 | * License or the Artistic License, as specified in the README file. |
| 48 | * |
| 49 | * !!!!!!! DO NOT EDIT THIS FILE !!!!!!! |
| 50 | * This file is built by reentrl.pl from data in reentr.pl. |
| 51 | */ |
| 52 | |
| 53 | #ifndef REENTR_H |
| 54 | #define REENTR_H |
| 55 | |
| 56 | #ifdef USE_REENTRANT_API |
| 57 | |
| 58 | /* Deprecations: some platforms have the said reentrant interfaces |
| 59 | * but they are declared obsolete and are not to be used. Often this |
| 60 | * means that the platform has threadsafed the interfaces (hopefully). |
| 61 | * All this is OS version dependent, so we are of course fooling ourselves. |
| 62 | * If you know of more deprecations on some platforms, please add your own. */ |
| 63 | |
| 64 | #ifdef __hpux |
| 65 | # undef HAS_CRYPT_R |
| 66 | # undef HAS_DRAND48_R |
| 67 | # undef HAS_GETGRENT_R |
| 68 | # undef HAS_GETPWENT_R |
| 69 | # undef HAS_SETLOCALE_R |
| 70 | # undef HAS_SRAND48_R |
| 71 | # undef HAS_STRERROR_R |
| 72 | # define NETDB_R_OBSOLETE |
| 73 | #endif |
| 74 | |
| 75 | #if defined(__osf__) && defined(__alpha) /* Tru64 aka Digital UNIX */ |
| 76 | # undef HAS_CRYPT_R |
| 77 | # undef HAS_STRERROR_R |
| 78 | # define NETDB_R_OBSOLETE |
| 79 | #endif |
| 80 | |
| 81 | #ifdef NETDB_R_OBSOLETE |
| 82 | # undef HAS_ENDHOSTENT_R |
| 83 | # undef HAS_ENDNETENT_R |
| 84 | # undef HAS_ENDPROTOENT_R |
| 85 | # undef HAS_ENDSERVENT_R |
| 86 | # undef HAS_GETHOSTBYADDR_R |
| 87 | # undef HAS_GETHOSTBYNAME_R |
| 88 | # undef HAS_GETHOSTENT_R |
| 89 | # undef HAS_GETNETBYADDR_R |
| 90 | # undef HAS_GETNETBYNAME_R |
| 91 | # undef HAS_GETNETENT_R |
| 92 | # undef HAS_GETPROTOBYNAME_R |
| 93 | # undef HAS_GETPROTOBYNUMBER_R |
| 94 | # undef HAS_GETPROTOENT_R |
| 95 | # undef HAS_GETSERVBYNAME_R |
| 96 | # undef HAS_GETSERVBYPORT_R |
| 97 | # undef HAS_GETSERVENT_R |
| 98 | # undef HAS_SETHOSTENT_R |
| 99 | # undef HAS_SETNETENT_R |
| 100 | # undef HAS_SETPROTOENT_R |
| 101 | # undef HAS_SETSERVENT_R |
| 102 | #endif |
| 103 | |
| 104 | #ifdef I_PWD |
| 105 | # include <pwd.h> |
| 106 | #endif |
| 107 | #ifdef I_GRP |
| 108 | # include <grp.h> |
| 109 | #endif |
| 110 | #ifdef I_NETDB |
| 111 | # include <netdb.h> |
| 112 | #endif |
| 113 | #ifdef I_STDLIB |
| 114 | # include <stdlib.h> /* drand48_data */ |
| 115 | #endif |
| 116 | #ifdef I_CRYPT |
| 117 | # ifdef I_CRYPT |
| 118 | # include <crypt.h> |
| 119 | # endif |
| 120 | #endif |
| 121 | #ifdef HAS_GETSPNAM_R |
| 122 | # ifdef I_SHADOW |
| 123 | # include <shadow.h> |
| 124 | # endif |
| 125 | #endif |
| 126 | |
| 127 | EOF |
| 128 | |
| 129 | my %seenh; |
| 130 | my %seena; |
| 131 | my @seenf; |
| 132 | my %seenp; |
| 133 | my %seent; |
| 134 | my %seens; |
| 135 | my %seend; |
| 136 | my %seenu; |
| 137 | |
| 138 | while (<DATA>) { |
| 139 | next if /^\s+$/; |
| 140 | chomp; |
| 141 | my ($f, $h, $t, @p) = split(/\s*\|\s*/, $_, -1); |
| 142 | my $u; |
| 143 | ($f, $u) = split(' ', $f); |
| 144 | $seenu{$f} = defined $u ? length $u : 0; |
| 145 | my $F = uc $f; |
| 146 | push @seenf, $f; |
| 147 | my %m = %map; |
| 148 | if ($t) { |
| 149 | $m{S} = "$t*"; |
| 150 | $m{R} = "$t**"; |
| 151 | } |
| 152 | if (@p) { |
| 153 | while ($p[-1] =~ /=/) { |
| 154 | my ($k, $v) = ($p[-1] =~ /^([A-Za-z])\s*=\s*(.*)/); |
| 155 | $m{$k} = $v; |
| 156 | pop @p; |
| 157 | } |
| 158 | } |
| 159 | if ($opts{U} && open(U, ">d_${f}_r.U")) { |
| 160 | select U; |
| 161 | } |
| 162 | my $prereqh = $h eq 'stdio' ? '' : "i_$h"; # There's no i_stdio. |
| 163 | print <<EOF if $opts{U}; |
| 164 | ?RCS: \$Id: d_${f}_r.U,v $ |
| 165 | ?RCS: |
| 166 | ?RCS: Copyright (c) 2002 Jarkko Hietaniemi |
| 167 | ?RCS: |
| 168 | ?RCS: You may distribute under the terms of either the GNU General Public |
| 169 | ?RCS: License or the Artistic License, as specified in the README file. |
| 170 | ?RCS: |
| 171 | ?RCS: Generated by the reentr.pl from the Perl 5.8 distribution. |
| 172 | ?RCS: |
| 173 | ?MAKE:d_${f}_r ${f}_r_proto: Inlibc Protochk i_systypes $prereqh |
| 174 | ?MAKE: -pick add \$@ %< |
| 175 | ?S:d_${f}_r: |
| 176 | ?S: This variable conditionally defines the HAS_${F}_R symbol, |
| 177 | ?S: which indicates to the C program that the ${f}_r() |
| 178 | ?S: routine is available. |
| 179 | ?S:. |
| 180 | ?S:${f}_r_proto: |
| 181 | ?S: This variable encodes the prototype of ${f}_r. |
| 182 | ?S:. |
| 183 | ?C:HAS_${F}_R: |
| 184 | ?C: This symbol, if defined, indicates that the ${f}_r routine |
| 185 | ?C: is available to ${f} re-entrantly. |
| 186 | ?C:. |
| 187 | ?C:${F}_R_PROTO: |
| 188 | ?C: This symbol encodes the prototype of ${f}_r. |
| 189 | ?C:. |
| 190 | ?H:#\$d_${f}_r HAS_${F}_R /**/ |
| 191 | ?H:#define ${F}_R_PROTO \$${f}_r_proto /**/ |
| 192 | ?H:. |
| 193 | ?T:try hdrs |
| 194 | ?LINT:set d_${f}_r |
| 195 | ?LINT:set ${f}_r_proto |
| 196 | : see if ${f}_r exists |
| 197 | set ${f}_r d_${f}_r |
| 198 | eval \$inlibc |
| 199 | case "\$d_${f}_r" in |
| 200 | "\$define") |
| 201 | hdrs="\$i_systypes sys/types.h define stdio.h \$i_${h} $h.h" |
| 202 | EOF |
| 203 | for my $p (@p) { |
| 204 | my ($r, $a) = ($p =~ /^(.)_(.+)/); |
| 205 | my $v = join(", ", map { $m{$_} } split '', $a); |
| 206 | if ($opts{U}) { |
| 207 | print <<EOF ; |
| 208 | case "\$${f}_r_proto" in |
| 209 | ''|0) try='$m{$r} ${f}_r($v);' |
| 210 | ./protochk "extern \$try" \$hdrs && ${f}_r_proto=$p ;; |
| 211 | esac |
| 212 | EOF |
| 213 | } |
| 214 | $seenh{$f}->{$p}++; |
| 215 | push @{$seena{$f}}, $p; |
| 216 | $seenp{$p}++; |
| 217 | $seent{$f} = $t; |
| 218 | $seens{$f} = $m{S}; |
| 219 | $seend{$f} = $m{D}; |
| 220 | } |
| 221 | if ($opts{U}) { |
| 222 | print <<EOF; |
| 223 | case "\$${f}_r_proto" in |
| 224 | '') d_${f}_r=undef |
| 225 | ${f}_r_proto=0 |
| 226 | echo "Disabling ${f}_r, cannot determine prototype." ;; |
| 227 | * ) case "\$${f}_r_proto" in |
| 228 | REENTRANT_PROTO*) ;; |
| 229 | *) ${f}_r_proto="REENTRANT_PROTO_\$${f}_r_proto" ;; |
| 230 | esac |
| 231 | echo "Prototype: \$try" ;; |
| 232 | esac |
| 233 | ;; |
| 234 | *) ${f}_r_proto=0 |
| 235 | ;; |
| 236 | esac |
| 237 | |
| 238 | EOF |
| 239 | close(U); |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | close DATA; |
| 244 | |
| 245 | select H; |
| 246 | |
| 247 | { |
| 248 | my $i = 1; |
| 249 | for my $p (sort keys %seenp) { |
| 250 | print "#define REENTRANT_PROTO_${p} ${i}\n"; |
| 251 | $i++; |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | sub ifprotomatch { |
| 256 | my $F = shift; |
| 257 | join " || ", map { "${F}_R_PROTO == REENTRANT_PROTO_$_" } @_; |
| 258 | } |
| 259 | |
| 260 | my @struct; |
| 261 | my @size; |
| 262 | my @init; |
| 263 | my @free; |
| 264 | my @wrap; |
| 265 | my @define; |
| 266 | |
| 267 | sub pushssif { |
| 268 | push @struct, @_; |
| 269 | push @size, @_; |
| 270 | push @init, @_; |
| 271 | push @free, @_; |
| 272 | } |
| 273 | |
| 274 | sub pushinitfree { |
| 275 | my $f = shift; |
| 276 | push @init, <<EOF; |
| 277 | New(31338, PL_reentrant_buffer->_${f}_buffer, PL_reentrant_buffer->_${f}_size, char); |
| 278 | EOF |
| 279 | push @free, <<EOF; |
| 280 | Safefree(PL_reentrant_buffer->_${f}_buffer); |
| 281 | EOF |
| 282 | } |
| 283 | |
| 284 | sub define { |
| 285 | my ($n, $p, @F) = @_; |
| 286 | my @H; |
| 287 | my $H = uc $F[0]; |
| 288 | push @define, <<EOF; |
| 289 | /* The @F using \L$n? */ |
| 290 | |
| 291 | EOF |
| 292 | for my $f (@F) { |
| 293 | my $F = uc $f; |
| 294 | my $h = "${F}_R_HAS_$n"; |
| 295 | push @H, $h; |
| 296 | my @h = grep { /$p/ } @{$seena{$f}}; |
| 297 | if (@h) { |
| 09310450 |
298 | push @define, "#if defined(HAS_${F}_R) && (" . join(" || ", map { "${F}_R_PROTO == REENTRANT_PROTO_$_" } @h) . ")\n"; |
| 10bc17b6 |
299 | |
| 300 | push @define, <<EOF; |
| 301 | # define $h |
| 302 | #else |
| 303 | # undef $h |
| 304 | #endif |
| 305 | EOF |
| 306 | } |
| 307 | } |
| 308 | push @define, <<EOF; |
| 309 | |
| 310 | /* Any of the @F using \L$n? */ |
| 311 | |
| 312 | EOF |
| 313 | push @define, "#if (" . join(" || ", map { "defined($_)" } @H) . ")\n"; |
| 314 | push @define, <<EOF; |
| 315 | # define USE_${H}_$n |
| 316 | #else |
| 317 | # undef USE_${H}_$n |
| 318 | #endif |
| 319 | |
| 320 | EOF |
| 321 | } |
| 322 | |
| 323 | define('PTR', 'R', |
| 324 | qw(getgrent getgrgid getgrnam)); |
| 325 | define('PTR', 'R', |
| 326 | qw(getpwent getpwnam getpwuid)); |
| 327 | define('PTR', 'R', |
| 328 | qw(getspent getspnam)); |
| 329 | |
| 330 | define('FPTR', 'H', |
| 331 | qw(getgrent getgrgid getgrnam)); |
| 332 | define('FPTR', 'H', |
| 333 | qw(getpwent getpwnam getpwuid)); |
| 334 | |
| 335 | define('PTR', 'R', |
| 336 | qw(gethostent gethostbyaddr gethostbyname)); |
| 337 | define('PTR', 'R', |
| 338 | qw(getnetent getnetbyaddr getnetbyname)); |
| 339 | define('PTR', 'R', |
| 340 | qw(getprotoent getprotobyname getprotobynumber)); |
| 341 | define('PTR', 'R', |
| 342 | qw(getservent getservbyname getservbyport)); |
| 343 | |
| 344 | define('ERRNO', 'E', |
| 345 | qw(gethostent gethostbyaddr gethostbyname)); |
| 346 | define('ERRNO', 'E', |
| 347 | qw(getnetent getnetbyaddr getnetbyname)); |
| 348 | |
| 349 | for my $f (@seenf) { |
| 350 | my $F = uc $f; |
| 351 | my $ifdef = "#ifdef HAS_${F}_R\n"; |
| 352 | my $endif = "#endif /* HAS_${F}_R */\n"; |
| 353 | if (exists $seena{$f}) { |
| 354 | my @p = @{$seena{$f}}; |
| 355 | if ($f =~ /^(asctime|ctime|getlogin|setlocale|strerror|ttyname)$/) { |
| 356 | pushssif $ifdef; |
| 357 | push @struct, <<EOF; |
| 358 | char* _${f}_buffer; |
| 359 | size_t _${f}_size; |
| 360 | EOF |
| 361 | push @size, <<EOF; |
| 362 | PL_reentrant_buffer->_${f}_size = 256; /* Make something up. */ |
| 363 | EOF |
| 364 | pushinitfree $f; |
| 365 | pushssif $endif; |
| 366 | } |
| 367 | elsif ($f =~ /^(crypt|drand48|gmtime|localtime|random)$/) { |
| 368 | pushssif $ifdef; |
| 369 | push @struct, <<EOF; |
| 370 | $seent{$f} _${f}_struct; |
| 371 | EOF |
| 372 | if ($f eq 'crypt') { |
| 373 | push @init, <<EOF; |
| 374 | #ifdef __GLIBC__ |
| 375 | PL_reentrant_buffer->_${f}_struct.initialized = 0; |
| 376 | #endif |
| 377 | EOF |
| 378 | } |
| 379 | if ($1 eq 'drand48') { |
| 380 | push @struct, <<EOF; |
| 381 | double _${f}_double; |
| 382 | EOF |
| 383 | } |
| 384 | pushssif $endif; |
| 385 | } |
| 386 | elsif ($f =~ /^(getgrnam|getpwnam|getspnam)$/) { |
| 387 | pushssif $ifdef; |
| 388 | my $g = $f; |
| 389 | $g =~ s/nam/ent/g; |
| 390 | my $G = uc $g; |
| 391 | push @struct, <<EOF; |
| 392 | $seent{$f} _${g}_struct; |
| 393 | char* _${g}_buffer; |
| 394 | size_t _${g}_size; |
| 395 | EOF |
| 396 | push @struct, <<EOF; |
| 397 | # ifdef USE_${G}_PTR |
| 398 | $seent{$f}* _${g}_ptr; |
| 399 | # endif |
| 400 | EOF |
| 401 | if ($g eq 'getspent') { |
| 402 | push @size, <<EOF; |
| 403 | PL_reentrant_buffer->_${g}_size = 1024; |
| 404 | EOF |
| 405 | } else { |
| 406 | push @struct, <<EOF; |
| 407 | # ifdef USE_${G}_FPTR |
| 408 | FILE* _${g}_fptr; |
| 409 | # endif |
| 410 | EOF |
| 411 | push @init, <<EOF; |
| 412 | # ifdef USE_${G}_FPTR |
| 413 | PL_reentrant_buffer->_${g}_fptr = NULL; |
| 414 | # endif |
| 415 | EOF |
| 416 | my $sc = $g eq 'getgrent' ? |
| 417 | '_SC_GETGR_R_SIZE_MAX' : '_SC_GETPW_R_SIZE_MAX'; |
| 418 | push @size, <<EOF; |
| 419 | # if defined(HAS_SYSCONF) && defined($sc) && !defined(__GLIBC__) |
| 420 | PL_reentrant_buffer->_${g}_size = sysconf($sc); |
| 421 | # else |
| 422 | # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ) |
| 423 | PL_reentrant_buffer->_${g}_size = SIABUFSIZ; |
| 424 | # else |
| 425 | # ifdef __sgi |
| 426 | PL_reentrant_buffer->_${g}_size = BUFSIZ; |
| 427 | # else |
| 428 | PL_reentrant_buffer->_${g}_size = 2048; |
| 429 | # endif |
| 430 | # endif |
| 431 | # endif |
| 432 | EOF |
| 433 | } |
| 434 | pushinitfree $g; |
| 435 | pushssif $endif; |
| 436 | } |
| 437 | elsif ($f =~ /^(gethostbyname|getnetbyname|getservbyname|getprotobyname)$/) { |
| 438 | pushssif $ifdef; |
| 439 | my $g = $f; |
| 440 | $g =~ s/byname/ent/; |
| 441 | my $G = uc $g; |
| 442 | my $D = ifprotomatch($F, grep {/D/} @p); |
| 443 | my $d = $seend{$f}; |
| 444 | push @struct, <<EOF; |
| 445 | $seent{$f} _${g}_struct; |
| 446 | # if $D |
| 447 | $d _${g}_data; |
| 448 | # else |
| 449 | char* _${g}_buffer; |
| 450 | size_t _${g}_size; |
| 451 | # endif |
| 452 | # ifdef USE_${G}_PTR |
| 453 | $seent{$f}* _${g}_ptr; |
| 454 | # endif |
| 455 | EOF |
| 456 | push @struct, <<EOF; |
| 457 | # ifdef USE_${G}_ERRNO |
| 458 | int _${g}_errno; |
| 459 | # endif |
| 460 | EOF |
| 461 | push @size, <<EOF; |
| 462 | #if !($D) |
| 463 | PL_reentrant_buffer->_${g}_size = 2048; /* Any better ideas? */ |
| 464 | #endif |
| 465 | EOF |
| 466 | push @init, <<EOF; |
| 467 | #if !($D) |
| 468 | New(31338, PL_reentrant_buffer->_${g}_buffer, PL_reentrant_buffer->_${g}_size, char); |
| 469 | #endif |
| 470 | EOF |
| 471 | push @free, <<EOF; |
| 472 | #if !($D) |
| 473 | Safefree(PL_reentrant_buffer->_${g}_buffer); |
| 474 | #endif |
| 475 | EOF |
| 476 | pushssif $endif; |
| 477 | } |
| 478 | elsif ($f =~ /^(readdir|readdir64)$/) { |
| 479 | pushssif $ifdef; |
| 480 | my $R = ifprotomatch($F, grep {/R/} @p); |
| 481 | push @struct, <<EOF; |
| 482 | $seent{$f}* _${f}_struct; |
| 483 | size_t _${f}_size; |
| 484 | # if $R |
| 485 | $seent{$f}* _${f}_ptr; |
| 486 | # endif |
| 487 | EOF |
| 488 | push @size, <<EOF; |
| 489 | /* This is the size Solaris recommends. |
| 490 | * (though we go static, should use pathconf() instead) */ |
| 491 | PL_reentrant_buffer->_${f}_size = sizeof($seent{$f}) + MAXPATHLEN + 1; |
| 492 | EOF |
| 493 | push @init, <<EOF; |
| 494 | PL_reentrant_buffer->_${f}_struct = ($seent{$f}*)safemalloc(PL_reentrant_buffer->_${f}_size); |
| 495 | EOF |
| 496 | push @free, <<EOF; |
| 497 | Safefree(PL_reentrant_buffer->_${f}_struct); |
| 498 | EOF |
| 499 | pushssif $endif; |
| 500 | } |
| 501 | |
| 502 | push @wrap, $ifdef; |
| 503 | |
| 504 | # Doesn't implement the buffer growth loop for glibc gethostby*(). |
| 505 | push @wrap, <<EOF; |
| 506 | # undef $f |
| 507 | EOF |
| 508 | my @v = 'a'..'z'; |
| 509 | my $v = join(", ", @v[0..$seenu{$f}-1]); |
| 510 | for my $p (@p) { |
| 511 | my ($r, $a) = split '_', $p; |
| 512 | my $test = $r eq 'I' ? ' == 0' : ''; |
| 513 | my $true = 1; |
| 514 | my $false = 0; |
| 515 | my $g = $f; |
| 516 | if ($g =~ /^(?:get|set|end)(pw|gr|host|net|proto|serv|sp)/) { |
| 517 | $g = "get$1ent"; |
| 518 | } elsif ($g eq 'srand48') { |
| 519 | $g = "drand48"; |
| 520 | } |
| 521 | my $b = $a; |
| 522 | my $w = ''; |
| 523 | substr($b, 0, $seenu{$f}) = ''; |
| 524 | if ($b =~ /R/) { |
| 525 | $true = "PL_reentrant_buffer->_${g}_ptr"; |
| 526 | } elsif ($b =~ /T/ && $f eq 'drand48') { |
| 527 | $true = "PL_reentrant_buffer->_${g}_double"; |
| 528 | } elsif ($b =~ /S/) { |
| 529 | if ($f =~ /^readdir/) { |
| 530 | $true = "PL_reentrant_buffer->_${g}_struct"; |
| 531 | } else { |
| 532 | $true = "&PL_reentrant_buffer->_${g}_struct"; |
| 533 | } |
| 534 | } elsif ($b =~ /B/) { |
| 535 | $true = "PL_reentrant_buffer->_${g}_buffer"; |
| 536 | } |
| 537 | if (length $b) { |
| 538 | $w = join ", ", |
| 539 | map { |
| 540 | $_ eq 'R' ? |
| 541 | "&PL_reentrant_buffer->_${g}_ptr" : |
| 542 | $_ eq 'E' ? |
| 543 | "&PL_reentrant_buffer->_${g}_errno" : |
| 544 | $_ eq 'B' ? |
| 545 | "PL_reentrant_buffer->_${g}_buffer" : |
| 546 | $_ =~ /^[WI]$/ ? |
| 547 | "PL_reentrant_buffer->_${g}_size" : |
| 548 | $_ eq 'H' ? |
| 549 | "&PL_reentrant_buffer->_${g}_fptr" : |
| 550 | $_ eq 'D' ? |
| 551 | "&PL_reentrant_buffer->_${g}_data" : |
| 552 | $_ eq 'S' ? |
| 553 | ($f =~ /^readdir/ ? |
| 554 | "PL_reentrant_buffer->_${g}_struct" : |
| 555 | "&PL_reentrant_buffer->_${g}_struct" ) : |
| 556 | $_ eq 'T' && $f eq 'drand48' ? |
| 557 | "&PL_reentrant_buffer->_${g}_double" : |
| 558 | $_ |
| 559 | } split '', $b; |
| 560 | $w = ", $w" if length $v; |
| 561 | } |
| 562 | my $call = "${f}_r($v$w)"; |
| 563 | $call = "((errno = $call))" if $r eq 'I'; |
| 564 | push @wrap, <<EOF; |
| 565 | # if !defined($f) && ${F}_R_PROTO == REENTRANT_PROTO_$p |
| 566 | EOF |
| 567 | if ($r eq 'V' || $r eq 'B') { |
| 568 | push @wrap, <<EOF; |
| 569 | # define $f($v) $call |
| 570 | EOF |
| 571 | } else { |
| 572 | push @wrap, <<EOF; |
| 573 | # define $f($v) ($call$test ? $true : $false) |
| 574 | EOF |
| 575 | } |
| 576 | push @wrap, <<EOF; |
| 577 | # endif |
| 578 | EOF |
| 579 | } |
| 580 | |
| 581 | push @wrap, $endif, "\n"; |
| 582 | } |
| 583 | } |
| 584 | |
| 585 | local $" = ''; |
| 586 | |
| 587 | print <<EOF; |
| 588 | |
| 589 | /* Defines for indicating which special features are supported. */ |
| 590 | |
| 591 | @define |
| 592 | typedef struct { |
| 593 | @struct |
| 594 | } REENTR; |
| 595 | |
| 596 | /* The wrappers. */ |
| 597 | |
| 598 | @wrap |
| 599 | #endif /* USE_REENTRANT_API */ |
| 600 | |
| 601 | #endif |
| 602 | |
| 603 | EOF |
| 604 | |
| 605 | close(H); |
| 606 | |
| 607 | die "reentr.c: $!" unless open(C, ">reentr.c"); |
| 608 | select C; |
| 609 | print <<EOF; |
| 610 | /* |
| 611 | * reentr.c |
| 612 | * |
| 613 | * Copyright (c) 1997-2002, Larry Wall |
| 614 | * |
| 615 | * You may distribute under the terms of either the GNU General Public |
| 616 | * License or the Artistic License, as specified in the README file. |
| 617 | * |
| 618 | * !!!!!!! DO NOT EDIT THIS FILE !!!!!!! |
| 619 | * This file is built by reentrl.pl from data in reentr.pl. |
| 620 | * |
| 621 | * "Saruman," I said, standing away from him, "only one hand at a time can |
| 622 | * wield the One, and you know that well, so do not trouble to say we!" |
| 623 | * |
| 624 | */ |
| 625 | |
| 626 | #include "EXTERN.h" |
| 627 | #define PERL_IN_REENTR_C |
| 628 | #include "perl.h" |
| 629 | #include "reentr.h" |
| 630 | |
| 631 | void |
| 632 | Perl_reentrant_size(pTHX) { |
| 633 | #ifdef USE_REENTRANT_API |
| 634 | @size |
| 635 | #endif /* USE_REENTRANT_API */ |
| 636 | } |
| 637 | |
| 638 | void |
| 639 | Perl_reentrant_init(pTHX) { |
| 640 | #ifdef USE_REENTRANT_API |
| 641 | New(31337, PL_reentrant_buffer, 1, REENTR); |
| 642 | Perl_reentrant_size(aTHX); |
| 643 | @init |
| 644 | #endif /* USE_REENTRANT_API */ |
| 645 | } |
| 646 | |
| 647 | void |
| 648 | Perl_reentrant_free(pTHX) { |
| 649 | #ifdef USE_REENTRANT_API |
| 650 | @free |
| 651 | Safefree(PL_reentrant_buffer); |
| 652 | #endif /* USE_REENTRANT_API */ |
| 653 | } |
| 654 | |
| 655 | EOF |
| 656 | |
| 657 | __DATA__ |
| 658 | asctime S |time |const struct tm|B_SB|B_SBI|I_SB|I_SBI |
| 659 | crypt CC |crypt |struct crypt_data|B_CCS |
| 660 | ctermid B |stdio | |B_B |
| 661 | ctime S |time |const time_t |B_SB|B_SBI|I_SB|I_SBI |
| 662 | drand48 |stdlib |struct drand48_data |I_ST|T=double* |
| 663 | endgrent |grp | |I_H|V_H |
| 664 | endhostent |netdb |struct hostent_data |I_S|V_S |
| 665 | endnetent |netdb |struct netent_data |I_S|V_S |
| 666 | endprotoent |netdb |struct protoent_data |I_S|V_S |
| 667 | endpwent |pwd | |I_H|V_H |
| 668 | endservent |netdb |struct servent_data |I_S|V_S |
| 669 | getgrent |grp |struct group |I_SBWR|I_SBIR|S_SBW|S_SBI|I_SBI|I_SBIH |
| 670 | getgrgid T |grp |struct group |I_TSBWR|I_TSBIR|I_TSBI|S_TSBI|T=gid_t |
| 671 | getgrnam C |grp |struct group |I_CSBWR|I_CSBIR|S_CBI|I_CSBI|S_CSBI |
| 672 | gethostbyaddr CWI |netdb |struct hostent |I_CWISBWRE|S_CWISBWIE|S_CWISBIE|S_TWISBIE|S_CIISBIE|S_CSBIE|S_TSBIE|I_CWISD|I_CIISD|I_CII|D=struct hostent_data*|T=const void* |
| 673 | gethostbyname C |netdb |struct hostent |I_CSBWRE|S_CSBIE|I_CSD|D=struct hostent_data* |
| 674 | gethostent |netdb |struct hostent |I_SBWRE|I_SBIE|S_SBIE|S_SBI|I_SBI|I_SD|D=struct hostent_data* |
| 675 | getlogin |unistd | |I_BW|I_BI|B_BW|B_BI |
| 676 | getnetbyaddr LI |netdb |struct netent |I_UISBWRE|I_LISBI|S_TISBI|S_LISBI|I_TISD|I_LISD|I_IISD|D=struct netent_data*|T=in_addr_t|U=unsigned long |
| 677 | getnetbyname C |netdb |struct netent |I_CSBWRE|I_CSBI|S_CSBI|I_CSD|D=struct netent_data* |
| 678 | getnetent |netdb |struct netent |I_SBWRE|I_SBIE|S_SBIE|S_SBI|I_SBI|I_SD|D=struct netent_data* |
| 679 | getprotobyname C|netdb |struct protoent|I_CSBWR|S_CSBI|I_CSD|D=struct protoent_data* |
| 680 | getprotobynumber I |netdb |struct protoent|I_ISBWR|S_ISBI|I_ISD|D=struct protoent_data* |
| 681 | getprotoent |netdb |struct protoent|I_SBWR|I_SBI|S_SBI|I_SD|D=struct protoent_data* |
| 682 | getpwent |pwd |struct passwd |I_SBWR|I_SBIR|S_SBW|S_SBI|I_SBI|I_SBIH |
| 683 | getpwnam C |pwd |struct passwd |I_CSBWR|I_CSBIR|S_CSBI|I_CSBI |
| 684 | getpwuid T |pwd |struct passwd |I_TSBWR|I_TSBIR|I_TSBI|S_TSBI|T=uid_t |
| 685 | getservbyname CC|netdb |struct servent |I_CCSBWR|S_CCSBI|I_CCSD|D=struct servent_data* |
| 686 | getservbyport IC|netdb |struct servent |I_ICSBWR|S_ICSBI|I_ICSD|D=struct servent_data* |
| 687 | getservent |netdb |struct servent |I_SBWR|I_SBI|S_SBI|I_SD|D=struct servent_data* |
| 688 | getspnam C |shadow |struct spwd |I_CSBWR|S_CSBI |
| 689 | gmtime T |time |struct tm |S_TS|I_TS|T=const time_t* |
| 690 | localtime T |time |struct tm |S_TS|I_TS|T=const time_t* |
| 691 | random |stdlib |struct random_data|I_TS|T=int* |
| 692 | readdir T |dirent |struct dirent |I_TSR|I_TS|T=DIR* |
| 693 | readdir64 T |dirent |struct dirent64|I_TSR|I_TS|T=DIR* |
| 694 | setgrent |grp | |I_H|V_H |
| 695 | sethostent I |netdb | |I_ID|V_ID|D=struct hostent_data* |
| 696 | setlocale IC |locale | |I_ICBI |
| 697 | setnetent I |netdb | |I_ID|V_ID|D=struct netent_data* |
| 698 | setprotoent I |netdb | |I_ID|V_ID|D=struct protoent_data* |
| 699 | setpwent |pwd | |I_H|V_H |
| 700 | setservent I |netdb | |I_ID|V_ID|D=struct servent_data* |
| 701 | srand48 L |stdlib |struct drand48_data |I_LS |
| 702 | srandom T |stdlib |struct random_data|I_TS|T=unsigned int |
| 703 | strerror I |string | |I_IBW|I_IBI|B_IBW |
| 704 | tmpnam B |stdio | |B_B |
| 705 | ttyname I |unistd | |I_IBW|I_IBI|B_IBI |
projects / p5sagit/p5-mst-13.2.git / blame