Commit | Line | Data |
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10bc17b6 | 1 | #!/usr/bin/perl -w |
10bc17b6 | 2 | # |
6294c161 DM |
3 | # Regenerate (overwriting only if changed): |
4 | # | |
5 | # reentr.h | |
6 | # reentr.c | |
7 | # | |
8 | # from information stored in the DATA section of this file. | |
9 | # | |
10 | # With the -U option, it also unconditionally regenerates the relevant | |
11 | # metaconfig units: | |
12 | # | |
13 | # d_${func}_r.U | |
14 | # | |
15 | # Also accepts the standard regen_lib -q and -v args. | |
16 | # | |
17 | # This script is normally invoked from regen.pl. | |
10bc17b6 | 18 | |
e06c4d37 NC |
19 | BEGIN { |
20 | # Get function prototypes | |
af001346 | 21 | require 'regen/regen_lib.pl'; |
e06c4d37 NC |
22 | } |
23 | ||
10bc17b6 JH |
24 | use strict; |
25 | use Getopt::Std; | |
26 | my %opts; | |
b6b9a099 | 27 | getopts('Uv', \%opts); |
10bc17b6 JH |
28 | |
29 | my %map = ( | |
30 | V => "void", | |
31 | A => "char*", # as an input argument | |
32 | B => "char*", # as an output argument | |
33 | C => "const char*", # as a read-only input argument | |
34 | I => "int", | |
35 | L => "long", | |
36 | W => "size_t", | |
37 | H => "FILE**", | |
38 | E => "int*", | |
39 | ); | |
40 | ||
41 | # (See the definitions after __DATA__.) | |
42 | # In func|inc|type|... a "S" means "type*", and a "R" means "type**". | |
43 | # (The "types" are often structs, such as "struct passwd".) | |
44 | # | |
45 | # After the prototypes one can have |X=...|Y=... to define more types. | |
46 | # A commonly used extra type is to define D to be equal to "type_data", | |
47 | # for example "struct_hostent_data to" go with "struct hostent". | |
48 | # | |
49 | # Example #1: I_XSBWR means int func_r(X, type, char*, size_t, type**) | |
50 | # Example #2: S_SBIE means type func_r(type, char*, int, int*) | |
51 | # Example #3: S_CBI means type func_r(const char*, char*, int) | |
52 | ||
d91994bb NC |
53 | sub open_print_header { |
54 | my ($file, $quote) = @_; | |
55 | return open_new($file, '>', | |
56 | { by => 'regen/reentr.pl', | |
57 | from => 'data in regen/reentr.pl', | |
58 | file => $file, style => '*', | |
59 | copyright => [2002, 2003, 2005 .. 2007], | |
60 | quote => $quote }); | |
61 | } | |
10bc17b6 | 62 | |
d91994bb | 63 | my $h = open_print_header('reentr.h'); |
2d6469fe | 64 | print $h <<EOF; |
10bc17b6 | 65 | #ifndef REENTR_H |
37442d52 | 66 | #define REENTR_H |
10bc17b6 | 67 | |
832a833b JH |
68 | /* If compiling for a threaded perl, we will macro-wrap the system/library |
69 | * interfaces (e.g. getpwent()) which have threaded versions | |
70 | * (e.g. getpwent_r()), which will handle things correctly for | |
71 | * the Perl interpreter, but otherwise (for XS) the wrapping does | |
72 | * not take place. See L<perlxs/Thread-aware system interfaces>. | |
73 | */ | |
74 | ||
75 | #ifndef PERL_REENTR_API | |
76 | # if defined(PERL_CORE) || defined(PERL_EXT) | |
77 | # define PERL_REENTR_API 1 | |
78 | # else | |
79 | # define PERL_REENTR_API 0 | |
80 | # endif | |
81 | #endif | |
82 | ||
10bc17b6 JH |
83 | #ifdef USE_REENTRANT_API |
84 | ||
85 | /* Deprecations: some platforms have the said reentrant interfaces | |
86 | * but they are declared obsolete and are not to be used. Often this | |
87 | * means that the platform has threadsafed the interfaces (hopefully). | |
88 | * All this is OS version dependent, so we are of course fooling ourselves. | |
832a833b JH |
89 | * If you know of more deprecations on some platforms, please add your own |
90 | * (by editing reentr.pl, mind!) */ | |
10bc17b6 JH |
91 | |
92 | #ifdef __hpux | |
93 | # undef HAS_CRYPT_R | |
efa45b01 JH |
94 | # undef HAS_ENDGRENT_R |
95 | # undef HAS_ENDPWENT_R | |
10bc17b6 JH |
96 | # undef HAS_GETGRENT_R |
97 | # undef HAS_GETPWENT_R | |
98 | # undef HAS_SETLOCALE_R | |
10bc17b6 JH |
99 | # undef HAS_STRERROR_R |
100 | # define NETDB_R_OBSOLETE | |
101 | #endif | |
102 | ||
103 | #if defined(__osf__) && defined(__alpha) /* Tru64 aka Digital UNIX */ | |
104 | # undef HAS_CRYPT_R | |
105 | # undef HAS_STRERROR_R | |
106 | # define NETDB_R_OBSOLETE | |
107 | #endif | |
108 | ||
23e2b7a9 SP |
109 | /* |
110 | * As of OpenBSD 3.7, reentrant functions are now working, they just are | |
111 | * incompatible with everyone else. To make OpenBSD happy, we have to | |
112 | * memzero out certain structures before calling the functions. | |
113 | */ | |
114 | #if defined(__OpenBSD__) | |
3fb2f3ac | 115 | # define REENTR_MEMZERO(a,b) memzero(a,b) |
23e2b7a9 | 116 | #else |
3fb2f3ac | 117 | # define REENTR_MEMZERO(a,b) 0 |
23e2b7a9 SP |
118 | #endif |
119 | ||
10bc17b6 JH |
120 | #ifdef NETDB_R_OBSOLETE |
121 | # undef HAS_ENDHOSTENT_R | |
122 | # undef HAS_ENDNETENT_R | |
123 | # undef HAS_ENDPROTOENT_R | |
124 | # undef HAS_ENDSERVENT_R | |
125 | # undef HAS_GETHOSTBYADDR_R | |
126 | # undef HAS_GETHOSTBYNAME_R | |
127 | # undef HAS_GETHOSTENT_R | |
128 | # undef HAS_GETNETBYADDR_R | |
129 | # undef HAS_GETNETBYNAME_R | |
130 | # undef HAS_GETNETENT_R | |
131 | # undef HAS_GETPROTOBYNAME_R | |
132 | # undef HAS_GETPROTOBYNUMBER_R | |
133 | # undef HAS_GETPROTOENT_R | |
134 | # undef HAS_GETSERVBYNAME_R | |
135 | # undef HAS_GETSERVBYPORT_R | |
136 | # undef HAS_GETSERVENT_R | |
137 | # undef HAS_SETHOSTENT_R | |
138 | # undef HAS_SETNETENT_R | |
139 | # undef HAS_SETPROTOENT_R | |
140 | # undef HAS_SETSERVENT_R | |
141 | #endif | |
142 | ||
143 | #ifdef I_PWD | |
144 | # include <pwd.h> | |
145 | #endif | |
146 | #ifdef I_GRP | |
147 | # include <grp.h> | |
148 | #endif | |
149 | #ifdef I_NETDB | |
150 | # include <netdb.h> | |
151 | #endif | |
10bc17b6 JH |
152 | #ifdef I_CRYPT |
153 | # ifdef I_CRYPT | |
154 | # include <crypt.h> | |
155 | # endif | |
156 | #endif | |
157 | #ifdef HAS_GETSPNAM_R | |
158 | # ifdef I_SHADOW | |
159 | # include <shadow.h> | |
160 | # endif | |
161 | #endif | |
162 | ||
163 | EOF | |
164 | ||
aa418cf1 JH |
165 | my %seenh; # the different prototypes signatures for this function |
166 | my %seena; # the different prototypes signatures for this function in order | |
167 | my @seenf; # all the seen functions | |
168 | my %seenp; # the different prototype signatures for all functions | |
169 | my %seent; # the return type of this function | |
170 | my %seens; # the type of this function's "S" | |
171 | my %seend; # the type of this function's "D" | |
a845a0d4 | 172 | my %seenm; # all the types |
aa418cf1 JH |
173 | my %seenu; # the length of the argument list of this function |
174 | ||
b6a6e956 | 175 | while (<DATA>) { # Read in the protoypes. |
10bc17b6 JH |
176 | next if /^\s+$/; |
177 | chomp; | |
aa418cf1 | 178 | my ($func, $hdr, $type, @p) = split(/\s*\|\s*/, $_, -1); |
10bc17b6 | 179 | my $u; |
aa418cf1 JH |
180 | # Split off the real function name and the argument list. |
181 | ($func, $u) = split(' ', $func); | |
182 | $seenu{$func} = defined $u ? length $u : 0; | |
183 | my $FUNC = uc $func; # for output. | |
184 | push @seenf, $func; | |
10bc17b6 | 185 | my %m = %map; |
aa418cf1 JH |
186 | if ($type) { |
187 | $m{S} = "$type*"; | |
188 | $m{R} = "$type**"; | |
10bc17b6 | 189 | } |
aa418cf1 JH |
190 | |
191 | # Set any special mapping variables (like X=x_t) | |
10bc17b6 JH |
192 | if (@p) { |
193 | while ($p[-1] =~ /=/) { | |
194 | my ($k, $v) = ($p[-1] =~ /^([A-Za-z])\s*=\s*(.*)/); | |
195 | $m{$k} = $v; | |
196 | pop @p; | |
197 | } | |
198 | } | |
aa418cf1 JH |
199 | |
200 | # If given the -U option open up the metaconfig unit for this function. | |
201 | if ($opts{U} && open(U, ">d_${func}_r.U")) { | |
0eb6355a | 202 | binmode U; |
10bc17b6 | 203 | } |
aa418cf1 | 204 | |
d63eadf0 | 205 | if ($opts{U}) { |
aa418cf1 JH |
206 | # The metaconfig units needs prerequisite dependencies. |
207 | my $prereqs = ''; | |
208 | my $prereqh = ''; | |
209 | my $prereqsh = ''; | |
210 | if ($hdr ne 'stdio') { # There's no i_stdio. | |
211 | $prereqs = "i_$hdr"; | |
212 | $prereqh = "$hdr.h"; | |
213 | $prereqsh = "\$$prereqs $prereqh"; | |
214 | } | |
1fdb6f84 JH |
215 | my @prereq = qw(Inlibc Protochk Hasproto i_systypes usethreads); |
216 | push @prereq, $prereqs; | |
217 | my $hdrs = "\$i_systypes sys/types.h define stdio.h $prereqsh"; | |
aa418cf1 | 218 | if ($hdr eq 'time') { |
1fdb6f84 JH |
219 | $hdrs .= " \$i_systime sys/time.h"; |
220 | push @prereq, 'i_systime'; | |
221 | } | |
aa418cf1 | 222 | # Output the metaconfig unit header. |
2d6469fe | 223 | print U <<"EOF"; |
aa418cf1 | 224 | ?RCS: \$Id: d_${func}_r.U,v $ |
10bc17b6 | 225 | ?RCS: |
a845a0d4 | 226 | ?RCS: Copyright (c) 2002,2003 Jarkko Hietaniemi |
10bc17b6 JH |
227 | ?RCS: |
228 | ?RCS: You may distribute under the terms of either the GNU General Public | |
229 | ?RCS: License or the Artistic License, as specified in the README file. | |
230 | ?RCS: | |
231 | ?RCS: Generated by the reentr.pl from the Perl 5.8 distribution. | |
232 | ?RCS: | |
aa418cf1 | 233 | ?MAKE:d_${func}_r ${func}_r_proto: @prereq |
10bc17b6 | 234 | ?MAKE: -pick add \$@ %< |
aa418cf1 JH |
235 | ?S:d_${func}_r: |
236 | ?S: This variable conditionally defines the HAS_${FUNC}_R symbol, | |
237 | ?S: which indicates to the C program that the ${func}_r() | |
10bc17b6 JH |
238 | ?S: routine is available. |
239 | ?S:. | |
aa418cf1 JH |
240 | ?S:${func}_r_proto: |
241 | ?S: This variable encodes the prototype of ${func}_r. | |
39183afa JH |
242 | ?S: It is zero if d_${func}_r is undef, and one of the |
243 | ?S: REENTRANT_PROTO_T_ABC macros of reentr.h if d_${func}_r | |
244 | ?S: is defined. | |
10bc17b6 | 245 | ?S:. |
aa418cf1 JH |
246 | ?C:HAS_${FUNC}_R: |
247 | ?C: This symbol, if defined, indicates that the ${func}_r routine | |
248 | ?C: is available to ${func} re-entrantly. | |
10bc17b6 | 249 | ?C:. |
aa418cf1 JH |
250 | ?C:${FUNC}_R_PROTO: |
251 | ?C: This symbol encodes the prototype of ${func}_r. | |
39183afa JH |
252 | ?C: It is zero if d_${func}_r is undef, and one of the |
253 | ?C: REENTRANT_PROTO_T_ABC macros of reentr.h if d_${func}_r | |
254 | ?C: is defined. | |
10bc17b6 | 255 | ?C:. |
aa418cf1 JH |
256 | ?H:#\$d_${func}_r HAS_${FUNC}_R /**/ |
257 | ?H:#define ${FUNC}_R_PROTO \$${func}_r_proto /**/ | |
10bc17b6 | 258 | ?H:. |
aa418cf1 JH |
259 | ?T:try hdrs d_${func}_r_proto |
260 | ?LINT:set d_${func}_r | |
261 | ?LINT:set ${func}_r_proto | |
262 | : see if ${func}_r exists | |
263 | set ${func}_r d_${func}_r | |
10bc17b6 | 264 | eval \$inlibc |
aa418cf1 | 265 | case "\$d_${func}_r" in |
10bc17b6 | 266 | "\$define") |
d63eadf0 | 267 | EOF |
2d6469fe | 268 | print U <<"EOF"; |
d63eadf0 | 269 | hdrs="$hdrs" |
aa418cf1 JH |
270 | case "\$d_${func}_r_proto:\$usethreads" in |
271 | ":define") d_${func}_r_proto=define | |
272 | set d_${func}_r_proto ${func}_r \$hdrs | |
a48ec845 JH |
273 | eval \$hasproto ;; |
274 | *) ;; | |
275 | esac | |
aa418cf1 | 276 | case "\$d_${func}_r_proto" in |
a48ec845 | 277 | define) |
10bc17b6 | 278 | EOF |
d63eadf0 JH |
279 | } |
280 | for my $p (@p) { | |
281 | my ($r, $a) = ($p =~ /^(.)_(.+)/); | |
282 | my $v = join(", ", map { $m{$_} } split '', $a); | |
283 | if ($opts{U}) { | |
2d6469fe | 284 | print U <<"EOF"; |
aa418cf1 JH |
285 | case "\$${func}_r_proto" in |
286 | ''|0) try='$m{$r} ${func}_r($v);' | |
287 | ./protochk "extern \$try" \$hdrs && ${func}_r_proto=$p ;; | |
10bc17b6 JH |
288 | esac |
289 | EOF | |
d63eadf0 | 290 | } |
aa418cf1 JH |
291 | $seenh{$func}->{$p}++; |
292 | push @{$seena{$func}}, $p; | |
d63eadf0 | 293 | $seenp{$p}++; |
aa418cf1 JH |
294 | $seent{$func} = $type; |
295 | $seens{$func} = $m{S}; | |
296 | $seend{$func} = $m{D}; | |
a845a0d4 | 297 | $seenm{$func} = \%m; |
d63eadf0 JH |
298 | } |
299 | if ($opts{U}) { | |
2d6469fe | 300 | print U <<"EOF"; |
aa418cf1 JH |
301 | case "\$${func}_r_proto" in |
302 | ''|0) d_${func}_r=undef | |
303 | ${func}_r_proto=0 | |
304 | echo "Disabling ${func}_r, cannot determine prototype." >&4 ;; | |
305 | * ) case "\$${func}_r_proto" in | |
10bc17b6 | 306 | REENTRANT_PROTO*) ;; |
aa418cf1 | 307 | *) ${func}_r_proto="REENTRANT_PROTO_\$${func}_r_proto" ;; |
10bc17b6 JH |
308 | esac |
309 | echo "Prototype: \$try" ;; | |
310 | esac | |
311 | ;; | |
c18e646a | 312 | *) case "\$usethreads" in |
aa418cf1 | 313 | define) echo "${func}_r has no prototype, not using it." >&4 ;; |
c18e646a | 314 | esac |
aa418cf1 JH |
315 | d_${func}_r=undef |
316 | ${func}_r_proto=0 | |
c18e646a | 317 | ;; |
a48ec845 JH |
318 | esac |
319 | ;; | |
aa418cf1 | 320 | *) ${func}_r_proto=0 |
10bc17b6 JH |
321 | ;; |
322 | esac | |
323 | ||
324 | EOF | |
325 | close(U); | |
326 | } | |
327 | } | |
328 | ||
329 | close DATA; | |
330 | ||
10bc17b6 | 331 | { |
aa418cf1 | 332 | # Write out all the known prototype signatures. |
10bc17b6 JH |
333 | my $i = 1; |
334 | for my $p (sort keys %seenp) { | |
2d6469fe | 335 | print $h "#define REENTRANT_PROTO_${p} ${i}\n"; |
10bc17b6 JH |
336 | $i++; |
337 | } | |
338 | } | |
339 | ||
aa418cf1 JH |
340 | my @struct; # REENTR struct members |
341 | my @size; # struct member buffer size initialization code | |
342 | my @init; # struct member buffer initialization (malloc) code | |
343 | my @free; # struct member buffer release (free) code | |
344 | my @wrap; # the wrapper (foo(a) -> foo_r(a,...)) cpp code | |
345 | my @define; # defines for optional features | |
346 | ||
10bc17b6 | 347 | sub ifprotomatch { |
aa418cf1 JH |
348 | my $FUNC = shift; |
349 | join " || ", map { "${FUNC}_R_PROTO == REENTRANT_PROTO_$_" } @_; | |
10bc17b6 JH |
350 | } |
351 | ||
10bc17b6 JH |
352 | sub pushssif { |
353 | push @struct, @_; | |
354 | push @size, @_; | |
355 | push @init, @_; | |
356 | push @free, @_; | |
357 | } | |
358 | ||
359 | sub pushinitfree { | |
aa418cf1 | 360 | my $func = shift; |
10bc17b6 | 361 | push @init, <<EOF; |
a02a5408 | 362 | Newx(PL_reentrant_buffer->_${func}_buffer, PL_reentrant_buffer->_${func}_size, char); |
10bc17b6 JH |
363 | EOF |
364 | push @free, <<EOF; | |
aa418cf1 | 365 | Safefree(PL_reentrant_buffer->_${func}_buffer); |
10bc17b6 JH |
366 | EOF |
367 | } | |
368 | ||
369 | sub define { | |
370 | my ($n, $p, @F) = @_; | |
371 | my @H; | |
372 | my $H = uc $F[0]; | |
373 | push @define, <<EOF; | |
374 | /* The @F using \L$n? */ | |
375 | ||
376 | EOF | |
aa418cf1 JH |
377 | my $GENFUNC; |
378 | for my $func (@F) { | |
379 | my $FUNC = uc $func; | |
380 | my $HAS = "${FUNC}_R_HAS_$n"; | |
381 | push @H, $HAS; | |
382 | my @h = grep { /$p/ } @{$seena{$func}}; | |
383 | unless (defined $GENFUNC) { | |
384 | $GENFUNC = $FUNC; | |
385 | $GENFUNC =~ s/^GET//; | |
f7937171 | 386 | } |
10bc17b6 | 387 | if (@h) { |
aa418cf1 | 388 | push @define, "#if defined(HAS_${FUNC}_R) && (" . join(" || ", map { "${FUNC}_R_PROTO == REENTRANT_PROTO_$_" } @h) . ")\n"; |
10bc17b6 JH |
389 | |
390 | push @define, <<EOF; | |
aa418cf1 | 391 | # define $HAS |
10bc17b6 | 392 | #else |
aa418cf1 | 393 | # undef $HAS |
10bc17b6 JH |
394 | #endif |
395 | EOF | |
396 | } | |
397 | } | |
0891a229 | 398 | return if @F == 1; |
10bc17b6 JH |
399 | push @define, <<EOF; |
400 | ||
401 | /* Any of the @F using \L$n? */ | |
402 | ||
403 | EOF | |
404 | push @define, "#if (" . join(" || ", map { "defined($_)" } @H) . ")\n"; | |
405 | push @define, <<EOF; | |
aa418cf1 | 406 | # define USE_${GENFUNC}_$n |
10bc17b6 | 407 | #else |
aa418cf1 | 408 | # undef USE_${GENFUNC}_$n |
10bc17b6 JH |
409 | #endif |
410 | ||
411 | EOF | |
412 | } | |
413 | ||
edd309b7 JH |
414 | define('BUFFER', 'B', |
415 | qw(getgrent getgrgid getgrnam)); | |
416 | ||
10bc17b6 JH |
417 | define('PTR', 'R', |
418 | qw(getgrent getgrgid getgrnam)); | |
419 | define('PTR', 'R', | |
420 | qw(getpwent getpwnam getpwuid)); | |
421 | define('PTR', 'R', | |
422 | qw(getspent getspnam)); | |
423 | ||
424 | define('FPTR', 'H', | |
f7937171 | 425 | qw(getgrent getgrgid getgrnam setgrent endgrent)); |
10bc17b6 | 426 | define('FPTR', 'H', |
f7937171 | 427 | qw(getpwent getpwnam getpwuid setpwent endpwent)); |
10bc17b6 | 428 | |
edd309b7 JH |
429 | define('BUFFER', 'B', |
430 | qw(getpwent getpwgid getpwnam)); | |
431 | ||
10bc17b6 JH |
432 | define('PTR', 'R', |
433 | qw(gethostent gethostbyaddr gethostbyname)); | |
434 | define('PTR', 'R', | |
435 | qw(getnetent getnetbyaddr getnetbyname)); | |
436 | define('PTR', 'R', | |
437 | qw(getprotoent getprotobyname getprotobynumber)); | |
438 | define('PTR', 'R', | |
439 | qw(getservent getservbyname getservbyport)); | |
440 | ||
edd309b7 JH |
441 | define('BUFFER', 'B', |
442 | qw(gethostent gethostbyaddr gethostbyname)); | |
443 | define('BUFFER', 'B', | |
444 | qw(getnetent getnetbyaddr getnetbyname)); | |
445 | define('BUFFER', 'B', | |
446 | qw(getprotoent getprotobyname getprotobynumber)); | |
447 | define('BUFFER', 'B', | |
448 | qw(getservent getservbyname getservbyport)); | |
449 | ||
10bc17b6 JH |
450 | define('ERRNO', 'E', |
451 | qw(gethostent gethostbyaddr gethostbyname)); | |
452 | define('ERRNO', 'E', | |
453 | qw(getnetent getnetbyaddr getnetbyname)); | |
454 | ||
aa418cf1 JH |
455 | # The following loop accumulates the "ssif" (struct, size, init, free) |
456 | # sections that declare the struct members (in reentr.h), and the buffer | |
457 | # size initialization, buffer initialization (malloc), and buffer | |
458 | # release (free) code (in reentr.c). | |
459 | # | |
460 | # The loop also contains a lot of intrinsic logic about groups of | |
461 | # functions (since functions of certain kind operate the same way). | |
462 | ||
463 | for my $func (@seenf) { | |
464 | my $FUNC = uc $func; | |
465 | my $ifdef = "#ifdef HAS_${FUNC}_R\n"; | |
466 | my $endif = "#endif /* HAS_${FUNC}_R */\n"; | |
467 | if (exists $seena{$func}) { | |
468 | my @p = @{$seena{$func}}; | |
469 | if ($func =~ /^(asctime|ctime|getlogin|setlocale|strerror|ttyname)$/) { | |
10bc17b6 JH |
470 | pushssif $ifdef; |
471 | push @struct, <<EOF; | |
aa418cf1 JH |
472 | char* _${func}_buffer; |
473 | size_t _${func}_size; | |
10bc17b6 JH |
474 | EOF |
475 | push @size, <<EOF; | |
aa418cf1 | 476 | PL_reentrant_buffer->_${func}_size = REENTRANTSMALLSIZE; |
10bc17b6 | 477 | EOF |
aa418cf1 | 478 | pushinitfree $func; |
10bc17b6 JH |
479 | pushssif $endif; |
480 | } | |
aa418cf1 | 481 | elsif ($func =~ /^(crypt)$/) { |
10bc17b6 JH |
482 | pushssif $ifdef; |
483 | push @struct, <<EOF; | |
b430fd04 | 484 | #if CRYPT_R_PROTO == REENTRANT_PROTO_B_CCD |
aa418cf1 | 485 | $seend{$func} _${func}_data; |
b430fd04 | 486 | #else |
05404ffe | 487 | $seent{$func} *_${func}_struct_buffer; |
b430fd04 | 488 | #endif |
10bc17b6 | 489 | EOF |
b430fd04 | 490 | push @init, <<EOF; |
05404ffe JH |
491 | #if CRYPT_R_PROTO != REENTRANT_PROTO_B_CCD |
492 | PL_reentrant_buffer->_${func}_struct_buffer = 0; | |
493 | #endif | |
494 | EOF | |
495 | push @free, <<EOF; | |
496 | #if CRYPT_R_PROTO != REENTRANT_PROTO_B_CCD | |
497 | Safefree(PL_reentrant_buffer->_${func}_struct_buffer); | |
10bc17b6 JH |
498 | #endif |
499 | EOF | |
b430fd04 JH |
500 | pushssif $endif; |
501 | } | |
aa418cf1 | 502 | elsif ($func =~ /^(getgrnam|getpwnam|getspnam)$/) { |
10bc17b6 | 503 | pushssif $ifdef; |
aa418cf1 JH |
504 | # 'genfunc' can be read either as 'generic' or 'genre', |
505 | # it represents a group of functions. | |
506 | my $genfunc = $func; | |
507 | $genfunc =~ s/nam/ent/g; | |
508 | $genfunc =~ s/^get//; | |
509 | my $GENFUNC = uc $genfunc; | |
10bc17b6 | 510 | push @struct, <<EOF; |
aa418cf1 JH |
511 | $seent{$func} _${genfunc}_struct; |
512 | char* _${genfunc}_buffer; | |
513 | size_t _${genfunc}_size; | |
10bc17b6 JH |
514 | EOF |
515 | push @struct, <<EOF; | |
aa418cf1 JH |
516 | # ifdef USE_${GENFUNC}_PTR |
517 | $seent{$func}* _${genfunc}_ptr; | |
10bc17b6 JH |
518 | # endif |
519 | EOF | |
0de8cad8 | 520 | push @struct, <<EOF; |
aa418cf1 JH |
521 | # ifdef USE_${GENFUNC}_FPTR |
522 | FILE* _${genfunc}_fptr; | |
10bc17b6 JH |
523 | # endif |
524 | EOF | |
0de8cad8 | 525 | push @init, <<EOF; |
aa418cf1 JH |
526 | # ifdef USE_${GENFUNC}_FPTR |
527 | PL_reentrant_buffer->_${genfunc}_fptr = NULL; | |
10bc17b6 JH |
528 | # endif |
529 | EOF | |
0de8cad8 | 530 | my $sc = $genfunc eq 'grent' ? |
10bc17b6 | 531 | '_SC_GETGR_R_SIZE_MAX' : '_SC_GETPW_R_SIZE_MAX'; |
0de8cad8 RGS |
532 | my $sz = "_${genfunc}_size"; |
533 | push @size, <<EOF; | |
10bc17b6 | 534 | # if defined(HAS_SYSCONF) && defined($sc) && !defined(__GLIBC__) |
0de8cad8 | 535 | PL_reentrant_buffer->$sz = sysconf($sc); |
832a833b | 536 | if (PL_reentrant_buffer->$sz == (size_t) -1) |
e3410746 | 537 | PL_reentrant_buffer->$sz = REENTRANTUSUALSIZE; |
10bc17b6 JH |
538 | # else |
539 | # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ) | |
0de8cad8 | 540 | PL_reentrant_buffer->$sz = SIABUFSIZ; |
10bc17b6 JH |
541 | # else |
542 | # ifdef __sgi | |
0de8cad8 | 543 | PL_reentrant_buffer->$sz = BUFSIZ; |
10bc17b6 | 544 | # else |
0de8cad8 | 545 | PL_reentrant_buffer->$sz = REENTRANTUSUALSIZE; |
10bc17b6 JH |
546 | # endif |
547 | # endif | |
548 | # endif | |
549 | EOF | |
aa418cf1 | 550 | pushinitfree $genfunc; |
10bc17b6 JH |
551 | pushssif $endif; |
552 | } | |
aa418cf1 | 553 | elsif ($func =~ /^(gethostbyname|getnetbyname|getservbyname|getprotobyname)$/) { |
10bc17b6 | 554 | pushssif $ifdef; |
aa418cf1 JH |
555 | my $genfunc = $func; |
556 | $genfunc =~ s/byname/ent/; | |
557 | $genfunc =~ s/^get//; | |
558 | my $GENFUNC = uc $genfunc; | |
559 | my $D = ifprotomatch($FUNC, grep {/D/} @p); | |
560 | my $d = $seend{$func}; | |
b6a6e956 | 561 | $d =~ s/\*$//; # snip: we need the base type. |
10bc17b6 | 562 | push @struct, <<EOF; |
aa418cf1 | 563 | $seent{$func} _${genfunc}_struct; |
10bc17b6 | 564 | # if $D |
aa418cf1 | 565 | $d _${genfunc}_data; |
10bc17b6 | 566 | # else |
aa418cf1 JH |
567 | char* _${genfunc}_buffer; |
568 | size_t _${genfunc}_size; | |
10bc17b6 | 569 | # endif |
aa418cf1 JH |
570 | # ifdef USE_${GENFUNC}_PTR |
571 | $seent{$func}* _${genfunc}_ptr; | |
10bc17b6 JH |
572 | # endif |
573 | EOF | |
574 | push @struct, <<EOF; | |
aa418cf1 JH |
575 | # ifdef USE_${GENFUNC}_ERRNO |
576 | int _${genfunc}_errno; | |
10bc17b6 JH |
577 | # endif |
578 | EOF | |
579 | push @size, <<EOF; | |
580 | #if !($D) | |
aa418cf1 | 581 | PL_reentrant_buffer->_${genfunc}_size = REENTRANTUSUALSIZE; |
10bc17b6 JH |
582 | #endif |
583 | EOF | |
584 | push @init, <<EOF; | |
585 | #if !($D) | |
a02a5408 | 586 | Newx(PL_reentrant_buffer->_${genfunc}_buffer, PL_reentrant_buffer->_${genfunc}_size, char); |
10bc17b6 JH |
587 | #endif |
588 | EOF | |
589 | push @free, <<EOF; | |
590 | #if !($D) | |
aa418cf1 | 591 | Safefree(PL_reentrant_buffer->_${genfunc}_buffer); |
10bc17b6 JH |
592 | #endif |
593 | EOF | |
594 | pushssif $endif; | |
595 | } | |
aa418cf1 | 596 | elsif ($func =~ /^(readdir|readdir64)$/) { |
10bc17b6 | 597 | pushssif $ifdef; |
aa418cf1 | 598 | my $R = ifprotomatch($FUNC, grep {/R/} @p); |
10bc17b6 | 599 | push @struct, <<EOF; |
aa418cf1 JH |
600 | $seent{$func}* _${func}_struct; |
601 | size_t _${func}_size; | |
10bc17b6 | 602 | # if $R |
aa418cf1 | 603 | $seent{$func}* _${func}_ptr; |
10bc17b6 JH |
604 | # endif |
605 | EOF | |
606 | push @size, <<EOF; | |
607 | /* This is the size Solaris recommends. | |
608 | * (though we go static, should use pathconf() instead) */ | |
aa418cf1 | 609 | PL_reentrant_buffer->_${func}_size = sizeof($seent{$func}) + MAXPATHLEN + 1; |
10bc17b6 JH |
610 | EOF |
611 | push @init, <<EOF; | |
aa418cf1 | 612 | PL_reentrant_buffer->_${func}_struct = ($seent{$func}*)safemalloc(PL_reentrant_buffer->_${func}_size); |
10bc17b6 JH |
613 | EOF |
614 | push @free, <<EOF; | |
aa418cf1 | 615 | Safefree(PL_reentrant_buffer->_${func}_struct); |
10bc17b6 JH |
616 | EOF |
617 | pushssif $endif; | |
618 | } | |
619 | ||
620 | push @wrap, $ifdef; | |
621 | ||
10bc17b6 | 622 | push @wrap, <<EOF; |
d896b068 | 623 | # if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1) |
aa418cf1 | 624 | # undef $func |
10bc17b6 | 625 | EOF |
aa418cf1 JH |
626 | |
627 | # Write out what we have learned. | |
628 | ||
10bc17b6 | 629 | my @v = 'a'..'z'; |
aa418cf1 | 630 | my $v = join(", ", @v[0..$seenu{$func}-1]); |
10bc17b6 JH |
631 | for my $p (@p) { |
632 | my ($r, $a) = split '_', $p; | |
633 | my $test = $r eq 'I' ? ' == 0' : ''; | |
634 | my $true = 1; | |
aa418cf1 JH |
635 | my $genfunc = $func; |
636 | if ($genfunc =~ /^(?:get|set|end)(pw|gr|host|net|proto|serv|sp)/) { | |
637 | $genfunc = "${1}ent"; | |
10bc17b6 JH |
638 | } |
639 | my $b = $a; | |
640 | my $w = ''; | |
aa418cf1 | 641 | substr($b, 0, $seenu{$func}) = ''; |
a7f3e46a | 642 | if ($b =~ /R/) { |
aa418cf1 | 643 | $true = "PL_reentrant_buffer->_${genfunc}_ptr"; |
10bc17b6 | 644 | } elsif ($b =~ /S/) { |
aa418cf1 JH |
645 | if ($func =~ /^readdir/) { |
646 | $true = "PL_reentrant_buffer->_${genfunc}_struct"; | |
10bc17b6 | 647 | } else { |
aa418cf1 | 648 | $true = "&PL_reentrant_buffer->_${genfunc}_struct"; |
10bc17b6 JH |
649 | } |
650 | } elsif ($b =~ /B/) { | |
aa418cf1 | 651 | $true = "PL_reentrant_buffer->_${genfunc}_buffer"; |
10bc17b6 JH |
652 | } |
653 | if (length $b) { | |
654 | $w = join ", ", | |
655 | map { | |
656 | $_ eq 'R' ? | |
aa418cf1 | 657 | "&PL_reentrant_buffer->_${genfunc}_ptr" : |
10bc17b6 | 658 | $_ eq 'E' ? |
aa418cf1 | 659 | "&PL_reentrant_buffer->_${genfunc}_errno" : |
10bc17b6 | 660 | $_ eq 'B' ? |
aa418cf1 | 661 | "PL_reentrant_buffer->_${genfunc}_buffer" : |
10bc17b6 | 662 | $_ =~ /^[WI]$/ ? |
aa418cf1 | 663 | "PL_reentrant_buffer->_${genfunc}_size" : |
10bc17b6 | 664 | $_ eq 'H' ? |
aa418cf1 | 665 | "&PL_reentrant_buffer->_${genfunc}_fptr" : |
10bc17b6 | 666 | $_ eq 'D' ? |
aa418cf1 | 667 | "&PL_reentrant_buffer->_${genfunc}_data" : |
10bc17b6 | 668 | $_ eq 'S' ? |
05404ffe | 669 | ($func =~ /^readdir\d*$/ ? |
aa418cf1 | 670 | "PL_reentrant_buffer->_${genfunc}_struct" : |
05404ffe JH |
671 | $func =~ /^crypt$/ ? |
672 | "PL_reentrant_buffer->_${genfunc}_struct_buffer" : | |
673 | "&PL_reentrant_buffer->_${genfunc}_struct") : | |
10bc17b6 JH |
674 | $_ |
675 | } split '', $b; | |
676 | $w = ", $w" if length $v; | |
677 | } | |
832a833b | 678 | |
aa418cf1 | 679 | my $call = "${func}_r($v$w)"; |
23e2b7a9 SP |
680 | |
681 | # Must make OpenBSD happy | |
682 | my $memzero = ''; | |
683 | if($p =~ /D$/ && | |
684 | ($genfunc eq 'protoent' || $genfunc eq 'servent')) { | |
3fb2f3ac | 685 | $memzero = 'REENTR_MEMZERO(&PL_reentrant_buffer->_' . $genfunc . '_data, sizeof(PL_reentrant_buffer->_' . $genfunc . '_data)),'; |
23e2b7a9 | 686 | } |
10bc17b6 | 687 | push @wrap, <<EOF; |
aa418cf1 | 688 | # if !defined($func) && ${FUNC}_R_PROTO == REENTRANT_PROTO_$p |
10bc17b6 JH |
689 | EOF |
690 | if ($r eq 'V' || $r eq 'B') { | |
691 | push @wrap, <<EOF; | |
aa418cf1 | 692 | # define $func($v) $call |
10bc17b6 JH |
693 | EOF |
694 | } else { | |
aa418cf1 | 695 | if ($func =~ /^get/) { |
edd309b7 | 696 | my $rv = $v ? ", $v" : ""; |
0891a229 JH |
697 | if ($r eq 'I') { |
698 | push @wrap, <<EOF; | |
b8dcbfa5 | 699 | # define $func($v) ($memzero(PL_reentrant_retint = $call)$test ? $true : ((PL_reentrant_retint == ERANGE) ? ($seent{$func} *) Perl_reentrant_retry("$func"$rv) : 0)) |
0891a229 JH |
700 | EOF |
701 | } else { | |
702 | push @wrap, <<EOF; | |
f6f0b69b | 703 | # define $func($v) ($call$test ? $true : ((errno == ERANGE) ? ($seent{$func} *) Perl_reentrant_retry("$func"$rv) : 0)) |
10bc17b6 | 704 | EOF |
0891a229 | 705 | } |
edd309b7 JH |
706 | } else { |
707 | push @wrap, <<EOF; | |
aa418cf1 | 708 | # define $func($v) ($call$test ? $true : 0) |
edd309b7 JH |
709 | EOF |
710 | } | |
10bc17b6 | 711 | } |
d4222de0 RGS |
712 | push @wrap, <<EOF; # !defined(xxx) && XXX_R_PROTO == REENTRANT_PROTO_Y_TS |
713 | # endif | |
10bc17b6 JH |
714 | EOF |
715 | } | |
716 | ||
d4222de0 RGS |
717 | push @wrap, <<EOF; # defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1) |
718 | # endif | |
832a833b JH |
719 | EOF |
720 | ||
10bc17b6 JH |
721 | push @wrap, $endif, "\n"; |
722 | } | |
723 | } | |
724 | ||
725 | local $" = ''; | |
726 | ||
2d6469fe | 727 | print $h <<EOF; |
10bc17b6 JH |
728 | |
729 | /* Defines for indicating which special features are supported. */ | |
730 | ||
731 | @define | |
732 | typedef struct { | |
733 | @struct | |
aa418cf1 | 734 | int dummy; /* cannot have empty structs */ |
10bc17b6 JH |
735 | } REENTR; |
736 | ||
737 | /* The wrappers. */ | |
738 | ||
739 | @wrap | |
0891a229 | 740 | |
10bc17b6 JH |
741 | #endif /* USE_REENTRANT_API */ |
742 | ||
743 | #endif | |
10bc17b6 JH |
744 | EOF |
745 | ||
ce716c52 | 746 | read_only_bottom_close_and_rename($h); |
10bc17b6 | 747 | |
aa418cf1 JH |
748 | # Prepare to write the reentr.c. |
749 | ||
d91994bb | 750 | my $c = open_print_header('reentr.c', <<'EOQ'); |
56fd1190 | 751 | * |
10bc17b6 | 752 | * "Saruman," I said, standing away from him, "only one hand at a time can |
56fd1190 | 753 | * wield the One, and you know that well, so do not trouble to say we!" |
10bc17b6 | 754 | * |
61296642 DM |
755 | * This file contains a collection of automatically created wrappers |
756 | * (created by running reentr.pl) for reentrant (thread-safe) versions of | |
757 | * various library calls, such as getpwent_r. The wrapping is done so | |
758 | * that other files like pp_sys.c calling those library functions need not | |
759 | * care about the differences between various platforms' idiosyncrasies | |
760 | * regarding these reentrant interfaces. | |
10bc17b6 | 761 | */ |
56fd1190 | 762 | EOQ |
10bc17b6 | 763 | |
56fd1190 | 764 | print $c <<"EOF"; |
10bc17b6 JH |
765 | #include "EXTERN.h" |
766 | #define PERL_IN_REENTR_C | |
767 | #include "perl.h" | |
768 | #include "reentr.h" | |
769 | ||
770 | void | |
771 | Perl_reentrant_size(pTHX) { | |
772 | #ifdef USE_REENTRANT_API | |
8695fa85 SR |
773 | #define REENTRANTSMALLSIZE 256 /* Make something up. */ |
774 | #define REENTRANTUSUALSIZE 4096 /* Make something up. */ | |
10bc17b6 JH |
775 | @size |
776 | #endif /* USE_REENTRANT_API */ | |
777 | } | |
778 | ||
779 | void | |
780 | Perl_reentrant_init(pTHX) { | |
781 | #ifdef USE_REENTRANT_API | |
a02a5408 | 782 | Newx(PL_reentrant_buffer, 1, REENTR); |
10bc17b6 JH |
783 | Perl_reentrant_size(aTHX); |
784 | @init | |
785 | #endif /* USE_REENTRANT_API */ | |
786 | } | |
787 | ||
788 | void | |
789 | Perl_reentrant_free(pTHX) { | |
790 | #ifdef USE_REENTRANT_API | |
791 | @free | |
792 | Safefree(PL_reentrant_buffer); | |
793 | #endif /* USE_REENTRANT_API */ | |
794 | } | |
795 | ||
edd309b7 JH |
796 | void* |
797 | Perl_reentrant_retry(const char *f, ...) | |
798 | { | |
edd309b7 | 799 | void *retptr = NULL; |
fe5bfecd | 800 | va_list ap; |
7918f24d | 801 | #ifdef USE_REENTRANT_API |
dbf7dff6 | 802 | dTHX; |
7918f24d NC |
803 | /* Easier to special case this here than in embed.pl. (Look at what it |
804 | generates for proto.h) */ | |
805 | PERL_ARGS_ASSERT_REENTRANT_RETRY; | |
806 | #endif | |
fe5bfecd | 807 | va_start(ap, f); |
369ec4b2 | 808 | { |
edd309b7 | 809 | #ifdef USE_REENTRANT_API |
0891a229 | 810 | # if defined(USE_HOSTENT_BUFFER) || defined(USE_GRENT_BUFFER) || defined(USE_NETENT_BUFFER) || defined(USE_PWENT_BUFFER) || defined(USE_PROTOENT_BUFFER) || defined(USE_SERVENT_BUFFER) |
e3410746 SR |
811 | void *p0; |
812 | # endif | |
f7937171 | 813 | # if defined(USE_SERVENT_BUFFER) |
e3410746 SR |
814 | void *p1; |
815 | # endif | |
f7937171 | 816 | # if defined(USE_HOSTENT_BUFFER) |
edd309b7 | 817 | size_t asize; |
e3410746 | 818 | # endif |
f7937171 | 819 | # if defined(USE_HOSTENT_BUFFER) || defined(USE_NETENT_BUFFER) || defined(USE_PROTOENT_BUFFER) || defined(USE_SERVENT_BUFFER) |
edd309b7 | 820 | int anint; |
e3410746 | 821 | # endif |
edd309b7 | 822 | |
edd309b7 | 823 | switch (PL_op->op_type) { |
f7937171 | 824 | #ifdef USE_HOSTENT_BUFFER |
edd309b7 JH |
825 | case OP_GHBYADDR: |
826 | case OP_GHBYNAME: | |
827 | case OP_GHOSTENT: | |
828 | { | |
af685957 JH |
829 | #ifdef PERL_REENTRANT_MAXSIZE |
830 | if (PL_reentrant_buffer->_hostent_size <= | |
831 | PERL_REENTRANT_MAXSIZE / 2) | |
832 | #endif | |
833 | { | |
f7937171 JH |
834 | PL_reentrant_buffer->_hostent_size *= 2; |
835 | Renew(PL_reentrant_buffer->_hostent_buffer, | |
836 | PL_reentrant_buffer->_hostent_size, char); | |
edd309b7 JH |
837 | switch (PL_op->op_type) { |
838 | case OP_GHBYADDR: | |
839 | p0 = va_arg(ap, void *); | |
840 | asize = va_arg(ap, size_t); | |
841 | anint = va_arg(ap, int); | |
842 | retptr = gethostbyaddr(p0, asize, anint); break; | |
843 | case OP_GHBYNAME: | |
844 | p0 = va_arg(ap, void *); | |
f6f0b69b | 845 | retptr = gethostbyname((char *)p0); break; |
edd309b7 JH |
846 | case OP_GHOSTENT: |
847 | retptr = gethostent(); break; | |
848 | default: | |
0de8cad8 | 849 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
850 | break; |
851 | } | |
852 | } | |
853 | } | |
854 | break; | |
855 | #endif | |
f7937171 | 856 | #ifdef USE_GRENT_BUFFER |
edd309b7 JH |
857 | case OP_GGRNAM: |
858 | case OP_GGRGID: | |
859 | case OP_GGRENT: | |
860 | { | |
af685957 JH |
861 | #ifdef PERL_REENTRANT_MAXSIZE |
862 | if (PL_reentrant_buffer->_grent_size <= | |
863 | PERL_REENTRANT_MAXSIZE / 2) | |
864 | #endif | |
865 | { | |
edd309b7 | 866 | Gid_t gid; |
f7937171 JH |
867 | PL_reentrant_buffer->_grent_size *= 2; |
868 | Renew(PL_reentrant_buffer->_grent_buffer, | |
869 | PL_reentrant_buffer->_grent_size, char); | |
edd309b7 JH |
870 | switch (PL_op->op_type) { |
871 | case OP_GGRNAM: | |
872 | p0 = va_arg(ap, void *); | |
f6f0b69b | 873 | retptr = getgrnam((char *)p0); break; |
edd309b7 | 874 | case OP_GGRGID: |
ab2b559b JH |
875 | #if Gid_t_size < INTSIZE |
876 | gid = (Gid_t)va_arg(ap, int); | |
877 | #else | |
edd309b7 | 878 | gid = va_arg(ap, Gid_t); |
ab2b559b | 879 | #endif |
edd309b7 JH |
880 | retptr = getgrgid(gid); break; |
881 | case OP_GGRENT: | |
882 | retptr = getgrent(); break; | |
883 | default: | |
0de8cad8 | 884 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
885 | break; |
886 | } | |
887 | } | |
888 | } | |
889 | break; | |
890 | #endif | |
f7937171 | 891 | #ifdef USE_NETENT_BUFFER |
edd309b7 JH |
892 | case OP_GNBYADDR: |
893 | case OP_GNBYNAME: | |
894 | case OP_GNETENT: | |
895 | { | |
af685957 JH |
896 | #ifdef PERL_REENTRANT_MAXSIZE |
897 | if (PL_reentrant_buffer->_netent_size <= | |
898 | PERL_REENTRANT_MAXSIZE / 2) | |
899 | #endif | |
900 | { | |
edd309b7 | 901 | Netdb_net_t net; |
f7937171 JH |
902 | PL_reentrant_buffer->_netent_size *= 2; |
903 | Renew(PL_reentrant_buffer->_netent_buffer, | |
904 | PL_reentrant_buffer->_netent_size, char); | |
edd309b7 JH |
905 | switch (PL_op->op_type) { |
906 | case OP_GNBYADDR: | |
907 | net = va_arg(ap, Netdb_net_t); | |
908 | anint = va_arg(ap, int); | |
909 | retptr = getnetbyaddr(net, anint); break; | |
910 | case OP_GNBYNAME: | |
911 | p0 = va_arg(ap, void *); | |
f6f0b69b | 912 | retptr = getnetbyname((char *)p0); break; |
edd309b7 JH |
913 | case OP_GNETENT: |
914 | retptr = getnetent(); break; | |
915 | default: | |
0de8cad8 | 916 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
917 | break; |
918 | } | |
919 | } | |
920 | } | |
921 | break; | |
922 | #endif | |
f7937171 | 923 | #ifdef USE_PWENT_BUFFER |
edd309b7 JH |
924 | case OP_GPWNAM: |
925 | case OP_GPWUID: | |
926 | case OP_GPWENT: | |
927 | { | |
af685957 JH |
928 | #ifdef PERL_REENTRANT_MAXSIZE |
929 | if (PL_reentrant_buffer->_pwent_size <= | |
930 | PERL_REENTRANT_MAXSIZE / 2) | |
931 | #endif | |
932 | { | |
edd309b7 | 933 | Uid_t uid; |
f7937171 JH |
934 | PL_reentrant_buffer->_pwent_size *= 2; |
935 | Renew(PL_reentrant_buffer->_pwent_buffer, | |
936 | PL_reentrant_buffer->_pwent_size, char); | |
edd309b7 JH |
937 | switch (PL_op->op_type) { |
938 | case OP_GPWNAM: | |
939 | p0 = va_arg(ap, void *); | |
f6f0b69b | 940 | retptr = getpwnam((char *)p0); break; |
edd309b7 | 941 | case OP_GPWUID: |
ab2b559b JH |
942 | #if Uid_t_size < INTSIZE |
943 | uid = (Uid_t)va_arg(ap, int); | |
944 | #else | |
edd309b7 | 945 | uid = va_arg(ap, Uid_t); |
ab2b559b | 946 | #endif |
edd309b7 | 947 | retptr = getpwuid(uid); break; |
123829cf | 948 | #if defined(HAS_GETPWENT) || defined(HAS_GETPWENT_R) |
edd309b7 JH |
949 | case OP_GPWENT: |
950 | retptr = getpwent(); break; | |
123829cf | 951 | #endif |
edd309b7 | 952 | default: |
0de8cad8 | 953 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
954 | break; |
955 | } | |
956 | } | |
957 | } | |
958 | break; | |
959 | #endif | |
f7937171 | 960 | #ifdef USE_PROTOENT_BUFFER |
edd309b7 JH |
961 | case OP_GPBYNAME: |
962 | case OP_GPBYNUMBER: | |
963 | case OP_GPROTOENT: | |
964 | { | |
af685957 JH |
965 | #ifdef PERL_REENTRANT_MAXSIZE |
966 | if (PL_reentrant_buffer->_protoent_size <= | |
967 | PERL_REENTRANT_MAXSIZE / 2) | |
968 | #endif | |
969 | { | |
f7937171 JH |
970 | PL_reentrant_buffer->_protoent_size *= 2; |
971 | Renew(PL_reentrant_buffer->_protoent_buffer, | |
972 | PL_reentrant_buffer->_protoent_size, char); | |
edd309b7 JH |
973 | switch (PL_op->op_type) { |
974 | case OP_GPBYNAME: | |
975 | p0 = va_arg(ap, void *); | |
f6f0b69b | 976 | retptr = getprotobyname((char *)p0); break; |
edd309b7 JH |
977 | case OP_GPBYNUMBER: |
978 | anint = va_arg(ap, int); | |
979 | retptr = getprotobynumber(anint); break; | |
980 | case OP_GPROTOENT: | |
981 | retptr = getprotoent(); break; | |
982 | default: | |
0de8cad8 | 983 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
984 | break; |
985 | } | |
986 | } | |
987 | } | |
988 | break; | |
989 | #endif | |
f7937171 | 990 | #ifdef USE_SERVENT_BUFFER |
edd309b7 JH |
991 | case OP_GSBYNAME: |
992 | case OP_GSBYPORT: | |
993 | case OP_GSERVENT: | |
994 | { | |
af685957 JH |
995 | #ifdef PERL_REENTRANT_MAXSIZE |
996 | if (PL_reentrant_buffer->_servent_size <= | |
997 | PERL_REENTRANT_MAXSIZE / 2) | |
998 | #endif | |
999 | { | |
f7937171 JH |
1000 | PL_reentrant_buffer->_servent_size *= 2; |
1001 | Renew(PL_reentrant_buffer->_servent_buffer, | |
1002 | PL_reentrant_buffer->_servent_size, char); | |
edd309b7 JH |
1003 | switch (PL_op->op_type) { |
1004 | case OP_GSBYNAME: | |
1005 | p0 = va_arg(ap, void *); | |
1006 | p1 = va_arg(ap, void *); | |
f6f0b69b | 1007 | retptr = getservbyname((char *)p0, (char *)p1); break; |
edd309b7 JH |
1008 | case OP_GSBYPORT: |
1009 | anint = va_arg(ap, int); | |
1010 | p0 = va_arg(ap, void *); | |
f6f0b69b | 1011 | retptr = getservbyport(anint, (char *)p0); break; |
edd309b7 JH |
1012 | case OP_GSERVENT: |
1013 | retptr = getservent(); break; | |
1014 | default: | |
0de8cad8 | 1015 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
1016 | break; |
1017 | } | |
1018 | } | |
1019 | } | |
1020 | break; | |
1021 | #endif | |
1022 | default: | |
1023 | /* Not known how to retry, so just fail. */ | |
1024 | break; | |
1025 | } | |
6148ee25 SP |
1026 | #else |
1027 | PERL_UNUSED_ARG(f); | |
edd309b7 | 1028 | #endif |
369ec4b2 | 1029 | } |
fe5bfecd | 1030 | va_end(ap); |
edd309b7 JH |
1031 | return retptr; |
1032 | } | |
10bc17b6 JH |
1033 | EOF |
1034 | ||
ce716c52 | 1035 | read_only_bottom_close_and_rename($c); |
b6b9a099 | 1036 | |
10bc17b6 JH |
1037 | __DATA__ |
1038 | asctime S |time |const struct tm|B_SB|B_SBI|I_SB|I_SBI | |
b430fd04 | 1039 | crypt CC |crypt |struct crypt_data|B_CCS|B_CCD|D=CRYPTD* |
10bc17b6 JH |
1040 | ctermid B |stdio | |B_B |
1041 | ctime S |time |const time_t |B_SB|B_SBI|I_SB|I_SBI | |
10bc17b6 | 1042 | endgrent |grp | |I_H|V_H |
31ee0cb7 JH |
1043 | endhostent |netdb | |I_D|V_D|D=struct hostent_data* |
1044 | endnetent |netdb | |I_D|V_D|D=struct netent_data* | |
1045 | endprotoent |netdb | |I_D|V_D|D=struct protoent_data* | |
10bc17b6 | 1046 | endpwent |pwd | |I_H|V_H |
31ee0cb7 | 1047 | endservent |netdb | |I_D|V_D|D=struct servent_data* |
10bc17b6 JH |
1048 | getgrent |grp |struct group |I_SBWR|I_SBIR|S_SBW|S_SBI|I_SBI|I_SBIH |
1049 | getgrgid T |grp |struct group |I_TSBWR|I_TSBIR|I_TSBI|S_TSBI|T=gid_t | |
1050 | getgrnam C |grp |struct group |I_CSBWR|I_CSBIR|S_CBI|I_CSBI|S_CSBI | |
a845a0d4 | 1051 | 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|I_TsISBWRE|D=struct hostent_data*|T=const void*|s=socklen_t |
10bc17b6 JH |
1052 | gethostbyname C |netdb |struct hostent |I_CSBWRE|S_CSBIE|I_CSD|D=struct hostent_data* |
1053 | gethostent |netdb |struct hostent |I_SBWRE|I_SBIE|S_SBIE|S_SBI|I_SBI|I_SD|D=struct hostent_data* | |
f6f0b69b | 1054 | getlogin |unistd |char |I_BW|I_BI|B_BW|B_BI |
a845a0d4 | 1055 | getnetbyaddr LI |netdb |struct netent |I_UISBWRE|I_LISBI|S_TISBI|S_LISBI|I_TISD|I_LISD|I_IISD|I_uISBWRE|D=struct netent_data*|T=in_addr_t|U=unsigned long|u=uint32_t |
10bc17b6 JH |
1056 | getnetbyname C |netdb |struct netent |I_CSBWRE|I_CSBI|S_CSBI|I_CSD|D=struct netent_data* |
1057 | getnetent |netdb |struct netent |I_SBWRE|I_SBIE|S_SBIE|S_SBI|I_SBI|I_SD|D=struct netent_data* | |
1058 | getprotobyname C|netdb |struct protoent|I_CSBWR|S_CSBI|I_CSD|D=struct protoent_data* | |
1059 | getprotobynumber I |netdb |struct protoent|I_ISBWR|S_ISBI|I_ISD|D=struct protoent_data* | |
1060 | getprotoent |netdb |struct protoent|I_SBWR|I_SBI|S_SBI|I_SD|D=struct protoent_data* | |
1061 | getpwent |pwd |struct passwd |I_SBWR|I_SBIR|S_SBW|S_SBI|I_SBI|I_SBIH | |
1062 | getpwnam C |pwd |struct passwd |I_CSBWR|I_CSBIR|S_CSBI|I_CSBI | |
1063 | getpwuid T |pwd |struct passwd |I_TSBWR|I_TSBIR|I_TSBI|S_TSBI|T=uid_t | |
1064 | getservbyname CC|netdb |struct servent |I_CCSBWR|S_CCSBI|I_CCSD|D=struct servent_data* | |
1065 | getservbyport IC|netdb |struct servent |I_ICSBWR|S_ICSBI|I_ICSD|D=struct servent_data* | |
1066 | getservent |netdb |struct servent |I_SBWR|I_SBI|S_SBI|I_SD|D=struct servent_data* | |
1067 | getspnam C |shadow |struct spwd |I_CSBWR|S_CSBI | |
10bc17b6 JH |
1068 | readdir T |dirent |struct dirent |I_TSR|I_TS|T=DIR* |
1069 | readdir64 T |dirent |struct dirent64|I_TSR|I_TS|T=DIR* | |
1070 | setgrent |grp | |I_H|V_H | |
1071 | sethostent I |netdb | |I_ID|V_ID|D=struct hostent_data* | |
1072 | setlocale IC |locale | |I_ICBI | |
1073 | setnetent I |netdb | |I_ID|V_ID|D=struct netent_data* | |
1074 | setprotoent I |netdb | |I_ID|V_ID|D=struct protoent_data* | |
1075 | setpwent |pwd | |I_H|V_H | |
1076 | setservent I |netdb | |I_ID|V_ID|D=struct servent_data* | |
10bc17b6 JH |
1077 | strerror I |string | |I_IBW|I_IBI|B_IBW |
1078 | tmpnam B |stdio | |B_B | |
1079 | ttyname I |unistd | |I_IBW|I_IBI|B_IBI |