AI-FANN
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PERL_SCAN_DISALLOW_PREFIX|5.007003||p
PERL_SCAN_GREATER_THAN_UV_MAX|5.007003||p
PERL_SCAN_SILENT_ILLDIGIT|5.008001||p
PERL_SHORT_MAX|5.004000||p
PERL_SHORT_MIN|5.004000||p
PERL_SIGNALS_UNSAFE_FLAG|5.008001||p
PERL_SUBVERSION|5.006000||p
PERL_UCHAR_MAX|5.004000||p
PERL_UCHAR_MIN|5.004000||p
PERL_UINT_MAX|5.004000||p
PERL_UINT_MIN|5.004000||p
PERL_ULONG_MAX|5.004000||p
PERL_ULONG_MIN|5.004000||p
PERL_UNUSED_ARG|5.009003||p
PERL_UNUSED_CONTEXT|5.009004||p
PERL_UNUSED_DECL|5.007002||p
PERL_UNUSED_VAR|5.007002||p
PERL_UQUAD_MAX|5.004000||p
PERL_UQUAD_MIN|5.004000||p
PERL_USE_GCC_BRACE_GROUPS|5.009004||p
PERL_USHORT_MAX|5.004000||p
PERL_USHORT_MIN|5.004000||p
PERL_VERSION|5.006000||p
PL_DBsignal|5.005000||p
PL_DBsingle|||pn
PL_DBsub|||pn
PL_DBtrace|||pn
PL_Sv|5.005000||p
PL_compiling|5.004050||p
PL_copline|5.009005||p
PL_curcop|5.004050||p
PL_curstash|5.004050||p
PL_debstash|5.004050||p
PL_defgv|5.004050||p
PL_diehook|5.004050||p
PL_dirty|5.004050||p
PL_dowarn|||pn
PL_errgv|5.004050||p
PL_expect|5.009005||p
PL_hexdigit|5.005000||p
PL_hints|5.005000||p
PL_last_in_gv|||n
PL_laststatval|5.005000||p
PL_modglobal||5.005000|n
PL_na|5.004050||pn
PL_no_modify|5.006000||p
PL_ofs_sv|||n
PL_perl_destruct_level|5.004050||p
PL_perldb|5.004050||p
PL_ppaddr|5.006000||p
PL_rsfp_filters|5.004050||p
PL_rsfp|5.004050||p
PL_rs|||n
PL_signals|5.008001||p
PL_stack_base|5.004050||p
PL_stack_sp|5.004050||p
PL_statcache|5.005000||p
PL_stdingv|5.004050||p
PL_sv_arenaroot|5.004050||p
PL_sv_no|5.004050||pn
PL_sv_undef|5.004050||pn
PL_sv_yes|5.004050||pn
PL_tainted|5.004050||p
PL_tainting|5.004050||p
POP_MULTICALL||5.009005|
POPi|||n
POPl|||n
POPn|||n
POPpbytex||5.007001|n
POPpx||5.005030|n
POPp|||n
POPs|||n
PTR2IV|5.006000||p
PTR2NV|5.006000||p
PTR2UV|5.006000||p
PTR2ul|5.007001||p
PTRV|5.006000||p
PUSHMARK|||
PUSH_MULTICALL||5.009005|
PUSHi|||
PUSHmortal|5.009002||p
PUSHn|||
PUSHp|||
PUSHs|||
PUSHu|5.004000||p
PUTBACK|||
PerlIO_clearerr||5.007003|
PerlIO_close||5.007003|
PerlIO_context_layers||5.009004|
PerlIO_eof||5.007003|
PerlIO_error||5.007003|
PerlIO_fileno||5.007003|
PerlIO_fill||5.007003|
PerlIO_flush||5.007003|
PerlIO_get_base||5.007003|
PerlIO_get_bufsiz||5.007003|
PerlIO_get_cnt||5.007003|
PerlIO_get_ptr||5.007003|
PerlIO_read||5.007003|
PerlIO_seek||5.007003|
PerlIO_set_cnt||5.007003|
PerlIO_set_ptrcnt||5.007003|
PerlIO_setlinebuf||5.007003|
PerlIO_stderr||5.007003|
PerlIO_stdin||5.007003|
PerlIO_stdout||5.007003|
PerlIO_tell||5.007003|
PerlIO_unread||5.007003|
PerlIO_write||5.007003|
Perl_signbit||5.009005|n
PoisonFree|5.009004||p
PoisonNew|5.009004||p
PoisonWith|5.009004||p
Poison|5.008000||p
RETVAL|||n
Renewc|||
Renew|||
SAVECLEARSV|||
SAVECOMPPAD|||
SAVEPADSV|||
SAVETMPS|||
XSRETURN_UV|5.008001||p
XSRETURN_YES|||
XSRETURN|||p
XST_mIV|||
XST_mNO|||
XST_mNV|||
XST_mPV|||
XST_mUNDEF|||
XST_mUV|5.008001||p
XST_mYES|||
XS_VERSION_BOOTCHECK|||
XS_VERSION|||
XSprePUSH|5.006000||p
XS|||
ZeroD|5.009002||p
Zero|||
_aMY_CXT|5.007003||p
_pMY_CXT|5.007003||p
aMY_CXT_|5.007003||p
aMY_CXT|5.007003||p
aTHXR_|5.009005||p
aTHXR|5.009005||p
aTHX_|5.006000||p
aTHX|5.006000||p
add_data|||n
addmad|||
allocmy|||
amagic_call|||
amagic_cmp_locale|||
amagic_cmp|||
amagic_i_ncmp|||
amagic_ncmp|||
any_dup|||
ao|||
append_elem|||
append_list|||
append_madprops|||
apply_attrs_my|||
apply_attrs_string||5.006001|
apply_attrs|||
apply|||
atfork_lock||5.007003|n
atfork_unlock||5.007003|n
av_arylen_p||5.009003|
av_clear|||
av_create_and_push||5.009005|
av_create_and_unshift_one||5.009005|
av_delete||5.006000|
av_exists||5.006000|
av_extend|||
av_fake|||
av_fetch|||
av_fill|||
av_len|||
av_make|||
av_pop|||
av_push|||
av_reify|||
av_shift|||
av_store|||
av_undef|||
av_unshift|||
ax|||n
bad_type|||
bind_match|||
block_end|||
block_gimme||5.004000|
block_start|||
boolSV|5.004000||p
boot_core_PerlIO|||
boot_core_UNIVERSAL|||
boot_core_mro|||
boot_core_xsutils|||
bytes_from_utf8||5.007001|
bytes_to_uni|||n
bytes_to_utf8||5.006001|
call_argv|5.006000||p
call_atexit||5.006000|
call_list||5.004000|
call_method|5.006000||p
call_pv|5.006000||p
call_sv|5.006000||p
calloc||5.007002|n
cando|||
cast_i32||5.006000|
cast_iv||5.006000|
cast_ulong||5.006000|
cast_uv||5.006000|
check_type_and_open|||
check_uni|||
checkcomma|||
checkposixcc|||
ckWARN|5.006000||p
ck_anoncode|||
ck_bitop|||
ck_concat|||
ck_defined|||
ck_delete|||
ck_die|||
ck_eof|||
ck_eval|||
ck_exec|||
ck_exists|||
ck_exit|||
ck_ftst|||
ck_fun|||
ck_glob|||
ck_grep|||
ck_index|||
ck_join|||
ck_lengthconst|||
ck_lfun|||
ck_listiob|||
ck_match|||
ck_method|||
ck_null|||
ck_open|||
ck_readline|||
ck_repeat|||
ck_require|||
ck_retarget|||
ck_return|||
ck_rfun|||
ck_rvconst|||
ck_sassign|||
ck_select|||
ck_shift|||
ck_sort|||
ck_spair|||
ck_split|||
ck_subr|||
ck_substr|||
ck_svconst|||
ck_trunc|||
ck_unpack|||
ckwarn_d||5.009003|
ckwarn||5.009003|
cl_and|||n
cl_anything|||n
cl_init_zero|||n
cl_init|||n
cl_is_anything|||n
cl_or|||n
clear_placeholders|||
closest_cop|||
convert|||
cop_free|||
cr_textfilter|||
create_eval_scope|||
croak_nocontext|||vn
croak|||v
csighandler||5.009003|n
curmad|||
custom_op_desc||5.007003|
custom_op_name||5.007003|
cv_ckproto_len|||
cv_ckproto|||
cv_clone|||
cv_const_sv||5.004000|
cv_dump|||
cv_undef|||
cx_dump||5.005000|
cx_dup|||
cxinc|||
dAXMARK|5.009003||p
dAX|5.007002||p
dITEMS|5.007002||p
dMARK|||
dMULTICALL||5.009003|
dMY_CXT_SV|5.007003||p
dMY_CXT|5.007003||p
dNOOP|5.006000||p
dORIGMARK|||
dSP|||
dTHR|5.004050||p
dTHXR|5.009005||p
dTHXa|5.006000||p
dTHXoa|5.006000||p
dTHX|5.006000||p
dUNDERBAR|5.009002||p
dVAR|5.009003||p
dXCPT|5.009002||p
dXSARGS|||
dXSI32|||
dXSTARG|5.006000||p
deb_curcv|||
deb_nocontext|||vn
deb_stack_all|||
deb_stack_n|||
debop||5.005000|
debprofdump||5.005000|
debprof|||
debstackptrs||5.007003|
debstack||5.007003|
debug_start_match|||
deb||5.007003|v
del_sv|||
delete_eval_scope|||
delimcpy||5.004000|
deprecate_old|||
deprecate|||
despatch_signals||5.007001|
destroy_matcher|||
die_nocontext|||vn
die_where|||
die|||v
dirp_dup|||
div128|||
djSP|||
do_aexec5|||
do_aexec|||
do_aspawn|||
do_binmode||5.004050|
do_chomp|||
do_chop|||
do_close|||
do_dump_pad|||
do_eof|||
do_exec3|||
do_execfree|||
do_exec|||
do_vecget|||
do_vecset|||
do_vop|||
docatch_body|||
docatch|||
doeval|||
dofile|||
dofindlabel|||
doform|||
doing_taint||5.008001|n
dooneliner|||
doopen_pm|||
doparseform|||
dopoptoeval|||
dopoptogiven|||
dopoptolabel|||
dopoptoloop|||
dopoptosub_at|||
dopoptosub|||
dopoptowhen|||
doref||5.009003|
dounwind|||
dowantarray|||
dump_all||5.006000|
dump_eval||5.006000|
dump_exec_pos|||
dump_fds|||
dump_form||5.006000|
dump_indent||5.006000|v
dump_mstats|||
dump_packsubs||5.006000|
dump_sub||5.006000|
dump_sv_child|||
dump_trie_interim_list|||
dump_trie_interim_table|||
dump_trie|||
dump_vindent||5.006000|
dumpuntil|||
dup_attrlist|||
emulate_cop_io|||
emulate_eaccess|||
eval_pv|5.006000||p
eval_sv|5.006000||p
exec_failed|||
expect_number|||
fbm_compile||5.005000|
fbm_instr||5.005000|
fd_on_nosuid_fs|||
feature_is_enabled|||
filter_add|||
filter_del|||
filter_gets|||
filter_read|||
find_and_forget_pmops|||
find_array_subscript|||
find_beginning|||
find_byclass|||
find_hash_subscript|||
find_in_my_stash|||
find_runcv||5.008001|
find_rundefsvoffset||5.009002|
find_script|||
find_uninit_var|||
first_symbol|||n
fold_constants|||
forbid_setid|||
force_ident|||
force_list|||
force_next|||
force_version|||
force_word|||
forget_pmop|||
form_nocontext|||vn
form||5.004000|v
fp_dup|||
fprintf_nocontext|||vn
free_global_struct|||
free_tied_hv_pool|||
free_tmps|||
gen_constant_list|||
get_arena|||
get_av|5.006000||p
get_context||5.006000|n
get_cvn_flags||5.009005|
get_cv|5.006000||p
get_db_sub|||
get_debug_opts|||
get_hash_seed|||
get_hv|5.006000||p
get_mstats|||
get_no_modify|||
get_num|||
get_op_descs||5.005000|
get_op_names||5.005000|
get_opargs|||
get_ppaddr||5.006000|
get_re_arg|||
get_sv|5.006000||p
get_vtbl||5.005030|
getcwd_sv||5.007002|
getenv_len|||
glob_2number|||
glob_2pv|||
glob_assign_glob|||
glob_assign_ref|||
gp_dup|||
gp_free|||
gp_ref|||
grok_bin|5.007003||p
grok_hex|5.007003||p
grok_number|5.007002||p
grok_numeric_radix|5.007002||p
grok_oct|5.007003||p
group_end|||
gv_AVadd|||
gv_HVadd|||
gv_IOadd|||
gv_SVadd|||
gv_autoload4||5.004000|
gv_check|||
gv_const_sv||5.009003|
gv_fetchpv|||
gv_fetchsv||5.009002|
gv_fullname3||5.004000|
gv_fullname4||5.006001|
gv_fullname|||
gv_handler||5.007001|
gv_init_sv|||
gv_init|||
gv_name_set||5.009004|
gv_stashpvn|5.004000||p
gv_stashpvs||5.009003|
gv_stashpv|||
gv_stashsv|||
he_dup|||
hek_dup|||
hfreeentries|||
hsplit|||
hv_assert||5.009005|
hv_auxinit|||n
hv_backreferences_p|||
hv_clear_placeholders||5.009001|
hv_clear|||
hv_copy_hints_hv|||
hv_delayfree_ent||5.004000|
hv_delete_common|||
hv_delete_ent||5.004000|
hv_delete|||
hv_eiter_p||5.009003|
hv_eiter_set||5.009003|
hv_exists_ent||5.004000|
hv_exists|||
hv_fetch_common|||
hv_fetch_ent||5.004000|
hv_fetchs|5.009003||p
hv_fetch|||
hv_free_ent||5.004000|
hv_iterinit|||
hv_iterkeysv||5.004000|
hv_iterkey|||
hv_iternext_flags||5.008000|
hv_iternextsv|||
hv_iternext|||
hv_iterval|||
hv_kill_backrefs|||
hv_ksplit||5.004000|
hv_magic_check|||n
hv_magic_uvar_xkey|||
hv_magic|||
hv_name_set||5.009003|
hv_notallowed|||
hv_placeholders_get||5.009003|
hv_placeholders_p||5.009003|
hv_placeholders_set||5.009003|
hv_riter_p||5.009003|
hv_riter_set||5.009003|
hv_scalar||5.009001|
hv_store_ent||5.004000|
hv_store_flags||5.008000|
hv_stores|5.009004||p
hv_store|||
hv_undef|||
ibcmp_locale||5.004000|
ibcmp_utf8||5.007003|
ibcmp|||
incl_perldb|||
incline|||
incpush_if_exists|||
incpush|||
ingroup|||
init_argv_symbols|||
init_debugger|||
init_global_struct|||
init_i18nl10n||5.006000|
init_i18nl14n||5.006000|
init_ids|||
init_interp|||
init_main_stash|||
init_perllib|||
init_postdump_symbols|||
init_predump_symbols|||
init_stacks||5.005000|
init_tm||5.007002|
instr|||
intro_my|||
intuit_method|||
intuit_more|||
invert|||
io_close|||
isALNUM|||
isALPHA|||
isDIGIT|||
isLOWER|||
isSPACE|||
isUPPER|||
is_an_int|||
is_gv_magical_sv|||
is_gv_magical|||
is_handle_constructor|||n
is_list_assignment|||
is_lvalue_sub||5.007001|
is_uni_alnum_lc||5.006000|
is_uni_alnumc_lc||5.006000|
is_uni_alnumc||5.006000|
is_uni_alnum||5.006000|
is_uni_alpha_lc||5.006000|
is_uni_alpha||5.006000|
is_uni_ascii_lc||5.006000|
is_uni_ascii||5.006000|
is_uni_cntrl_lc||5.006000|
is_uni_cntrl||5.006000|
is_uni_digit_lc||5.006000|
is_uni_digit||5.006000|
is_uni_graph_lc||5.006000|
is_uni_graph||5.006000|
is_uni_idfirst_lc||5.006000|
is_uni_idfirst||5.006000|
is_uni_lower_lc||5.006000|
is_uni_lower||5.006000|
is_uni_print_lc||5.006000|
is_uni_print||5.006000|
is_uni_punct_lc||5.006000|
new_numeric||5.006000|
new_stackinfo||5.005000|
new_version||5.009000|
new_warnings_bitfield|||
next_symbol|||
nextargv|||
nextchar|||
ninstr|||
no_bareword_allowed|||
no_fh_allowed|||
no_op|||
not_a_number|||
nothreadhook||5.008000|
nuke_stacks|||
num_overflow|||n
offer_nice_chunk|||
oopsAV|||
oopsCV|||
oopsHV|||
op_clear|||
op_const_sv|||
op_dump||5.006000|
op_free|||
op_getmad_weak|||
op_getmad|||
op_null||5.007002|
op_refcnt_dec|||
op_refcnt_inc|||
op_refcnt_lock||5.009002|
op_refcnt_unlock||5.009002|
op_xmldump|||
open_script|||
pMY_CXT_|5.007003||p
pMY_CXT|5.007003||p
pTHX_|5.006000||p
pTHX|5.006000||p
packWARN|5.007003||p
pack_cat||5.007003|
pack_rec|||
package|||
packlist||5.008001|
pad_add_anon|||
pad_add_name|||
pad_alloc|||
pad_block_start|||
pad_check_dup|||
pad_compname_type|||
pad_findlex|||
pad_findmy|||
pad_fixup_inner_anons|||
pad_free|||
pad_leavemy|||
pad_new|||
pad_peg|||n
pad_push|||
pad_reset|||
pad_setsv|||
pad_sv||5.009005|
pad_swipe|||
pad_tidy|||
pad_undef|||
parse_body|||
parse_unicode_opts|||
parser_dup|||
parser_free|||
path_is_absolute|||n
peep|||
pending_Slabs_to_ro|||
perl_alloc_using|||n
perl_alloc|||n
perl_clone_using|||n
perl_clone|||n
perl_construct|||n
perl_destruct||5.007003|n
perl_free|||n
perl_parse||5.006000|n
perl_run|||n
pidgone|||
pm_description|||
pmflag|||
pmop_dump||5.006000|
pmop_xmldump|||
pmruntime|||
pmtrans|||
pop_scope|||
pregcomp||5.009005|
pregexec|||
pregfree|||
prepend_elem|||
prepend_madprops|||
printbuf|||
printf_nocontext|||vn
process_special_blocks|||
ptr_table_clear||5.009005|
ptr_table_fetch||5.009005|
ptr_table_find|||n
ptr_table_free||5.009005|
ptr_table_new||5.009005|
ptr_table_split||5.009005|
ptr_table_store||5.009005|
push_scope|||
put_byte|||
pv_display||5.006000|
pv_escape||5.009004|
pv_pretty||5.009004|
pv_uni_display||5.007003|
qerror|||
qsortsvu|||
re_compile||5.009005|
re_croak2|||
re_dup|||
re_intuit_start||5.009005|
re_intuit_string||5.006000|
readpipe_override|||
realloc||5.007002|n
reentrant_free|||
reentrant_init|||
reentrant_retry|||vn
reentrant_size|||
ref_array_or_hash|||
refcounted_he_chain_2hv|||
vverify||5.009003|
vwarner||5.006000|
vwarn||5.006000|
wait4pid|||
warn_nocontext|||vn
warner_nocontext|||vn
warner|5.006000|5.004000|pv
warn|||v
watch|||
whichsig|||
write_no_mem|||
write_to_stderr|||
xmldump_all|||
xmldump_attr|||
xmldump_eval|||
xmldump_form|||
xmldump_indent|||v
xmldump_packsubs|||
xmldump_sub|||
xmldump_vindent|||
yyerror|||
yylex|||
yyparse|||
yywarn|||
);
if (exists $opt{'list-unsupported'}) {
my $f;
for $f (sort { lc $a cmp lc $b } keys %API) {
next unless $API{$f}{todo};
print "$f ", '.'x(40-length($f)), " ", format_version($API{$f}{todo}), "\n";
}
exit 0;
}
# Scan for possible replacement candidates
my(%replace, %need, %hints, %warnings, %depends);
my $replace = 0;
my($hint, $define, $function);
sub find_api
{
my $code = shift;
$code =~ s{
/ (?: \*[^*]*\*+(?:[^$ccs][^*]*\*+)* / | /[^\r\n]*)
| "[^"\\]*(?:\\.[^"\\]*)*"
| '[^'\\]*(?:\\.[^'\\]*)*' }{}egsx;
grep { exists $API{$_} } $code =~ /(\w+)/mg;
}
while (<DATA>) {
if ($hint) {
my $h = $hint->[0] eq 'Hint' ? \%hints : \%warnings;
if (m{^\s*\*\s(.*?)\s*$}) {
for (@{$hint->[1]}) {
$h->{$_} ||= ''; # suppress warning with older perls
$h->{$_} .= "$1\n";
}
}
else { undef $hint }
}
$hint = [$1, [split /,?\s+/, $2]]
if m{^\s*$rccs\s+(Hint|Warning):\s+(\w+(?:,?\s+\w+)*)\s*$};
if ($define) {
if ($define->[1] =~ /\\$/) {
$define->[1] .= $_;
}
else {
if (exists $API{$define->[0]} && $define->[1] !~ /^DPPP_\(/) {
my @n = find_api($define->[1]);
push @{$depends{$define->[0]}}, @n if @n
}
undef $define;
}
}
$define = [$1, $2] if m{^\s*#\s*define\s+(\w+)(?:\([^)]*\))?\s+(.*)};
if ($function) {
if (/^}/) {
if (exists $API{$function->[0]}) {
my @n = find_api($function->[1]);
push @{$depends{$function->[0]}}, @n if @n
}
undef $define;
}
else {
$function->[1] .= $_;
}
}
$function = [$1, ''] if m{^DPPP_\(my_(\w+)\)};
$replace = $1 if m{^\s*$rccs\s+Replace:\s+(\d+)\s+$rcce\s*$};
$replace{$2} = $1 if $replace and m{^\s*#\s*define\s+(\w+)(?:\([^)]*\))?\s+(\w+)};
$replace{$2} = $1 if m{^\s*#\s*define\s+(\w+)(?:\([^)]*\))?\s+(\w+).*$rccs\s+Replace\s+$rcce};
$replace{$1} = $2 if m{^\s*$rccs\s+Replace (\w+) with (\w+)\s+$rcce\s*$};
if (m{^\s*$rccs\s+(\w+)\s+depends\s+on\s+(\w+(\s*,\s*\w+)*)\s+$rcce\s*$}) {
push @{$depends{$1}}, map { s/\s+//g; $_ } split /,/, $2;
}
$need{$1} = 1 if m{^#if\s+defined\(NEED_(\w+)(?:_GLOBAL)?\)};
}
for (values %depends) {
my %s;
$_ = [sort grep !$s{$_}++, @$_];
}
if (exists $opt{'api-info'}) {
my $f;
my $count = 0;
my $match = $opt{'api-info'} =~ m!^/(.*)/$! ? $1 : "^\Q$opt{'api-info'}\E\$";
for $f (sort { lc $a cmp lc $b } keys %API) {
next unless $f =~ /$match/;
print "\n=== $f ===\n\n";
my $info = 0;
if ($API{$f}{base} || $API{$f}{todo}) {
my $base = format_version($API{$f}{base} || $API{$f}{todo});
print "Supported at least starting from perl-$base.\n";
$info++;
}
if ($API{$f}{provided}) {
my $todo = $API{$f}{todo} ? format_version($API{$f}{todo}) : "5.003";
print "Support by $ppport provided back to perl-$todo.\n";
print "Support needs to be explicitly requested by NEED_$f.\n" if exists $need{$f};
print "Depends on: ", join(', ', @{$depends{$f}}), ".\n" if exists $depends{$f};
print "\n$hints{$f}" if exists $hints{$f};
print "\nWARNING:\n$warnings{$f}" if exists $warnings{$f};
$info++;
}
print "No portability information available.\n" unless $info;
$count++;
}
$count or print "Found no API matching '$opt{'api-info'}'.";
print "\n";
exit 0;
}
if (exists $opt{'list-provided'}) {
my $f;
for $f (sort { lc $a cmp lc $b } keys %API) {
next unless $API{$f}{provided};
my @flags;
if (exists $opt{diff}) {
$diff = run_diff($opt{diff}, $file, $str);
}
if (!defined $diff and try_use('Text::Diff')) {
$diff = Text::Diff::diff($file, \$str, { STYLE => 'Unified' });
$diff = <<HEADER . $diff;
--- $file
+++ $file.patched
HEADER
}
if (!defined $diff) {
$diff = run_diff('diff -u', $file, $str);
}
if (!defined $diff) {
$diff = run_diff('diff', $file, $str);
}
if (!defined $diff) {
error("Cannot generate a diff. Please install Text::Diff or use --copy.");
return;
}
print F $diff;
}
sub run_diff
{
my($prog, $file, $str) = @_;
my $tmp = 'dppptemp';
my $suf = 'aaa';
my $diff = '';
local *F;
while (-e "$tmp.$suf") { $suf++ }
$tmp = "$tmp.$suf";
if (open F, ">$tmp") {
print F $str;
close F;
if (open F, "$prog $file $tmp |") {
while (<F>) {
s/\Q$tmp\E/$file.patched/;
$diff .= $_;
}
close F;
unlink $tmp;
return $diff;
}
unlink $tmp;
}
else {
error("Cannot open '$tmp' for writing: $!");
}
return undef;
}
sub rec_depend
{
my($func, $seen) = @_;
return () unless exists $depends{$func};
$seen = {%{$seen||{}}};
return () if $seen->{$func}++;
my %s;
grep !$s{$_}++, map { ($_, rec_depend($_, $seen)) } @{$depends{$func}};
}
sub parse_version
{
my $ver = shift;
if ($ver =~ /^(\d+)\.(\d+)\.(\d+)$/) {
return ($1, $2, $3);
}
elsif ($ver !~ /^\d+\.[\d_]+$/) {
die "cannot parse version '$ver'\n";
}
$ver =~ s/_//g;
$ver =~ s/$/000000/;
my($r,$v,$s) = $ver =~ /(\d+)\.(\d{3})(\d{3})/;
$v = int $v;
$s = int $s;
if ($r < 5 || ($r == 5 && $v < 6)) {
if ($s % 10) {
die "cannot parse version '$ver'\n";
}
}
return ($r, $v, $s);
}
sub format_version
{
my $ver = shift;
$ver =~ s/$/000000/;
my($r,$v,$s) = $ver =~ /(\d+)\.(\d{3})(\d{3})/;
$v = int $v;
$s = int $s;
if ($r < 5 || ($r == 5 && $v < 6)) {
if ($s % 10) {
die "invalid version '$ver'\n";
}
$s /= 10;
$ver = sprintf "%d.%03d", $r, $v;
$s > 0 and $ver .= sprintf "_%02d", $s;
return $ver;
# else
# define PERL_UNUSED_ARG(x) ((void)x)
# endif
#endif
#ifndef PERL_UNUSED_VAR
# define PERL_UNUSED_VAR(x) ((void)x)
#endif
#ifndef PERL_UNUSED_CONTEXT
# ifdef USE_ITHREADS
# define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
# else
# define PERL_UNUSED_CONTEXT
# endif
#endif
#ifndef NOOP
# define NOOP /*EMPTY*/(void)0
#endif
#ifndef dNOOP
# define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
#endif
#ifndef NVTYPE
# if defined(USE_LONG_DOUBLE) && defined(HAS_LONG_DOUBLE)
# define NVTYPE long double
# else
# define NVTYPE double
# endif
typedef NVTYPE NV;
#endif
#ifndef INT2PTR
# if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
# define PTRV UV
# define INT2PTR(any,d) (any)(d)
# else
# if PTRSIZE == LONGSIZE
# define PTRV unsigned long
# else
# define PTRV unsigned
# endif
# define INT2PTR(any,d) (any)(PTRV)(d)
# endif
# define NUM2PTR(any,d) (any)(PTRV)(d)
# define PTR2IV(p) INT2PTR(IV,p)
# define PTR2UV(p) INT2PTR(UV,p)
# define PTR2NV(p) NUM2PTR(NV,p)
# if PTRSIZE == LONGSIZE
# define PTR2ul(p) (unsigned long)(p)
# else
# define PTR2ul(p) INT2PTR(unsigned long,p)
# endif
#endif /* !INT2PTR */
#undef START_EXTERN_C
#undef END_EXTERN_C
#undef EXTERN_C
#ifdef __cplusplus
# define START_EXTERN_C extern "C" {
# define END_EXTERN_C }
# define EXTERN_C extern "C"
#else
# define START_EXTERN_C
# define END_EXTERN_C
# define EXTERN_C extern
#endif
#if defined(PERL_GCC_PEDANTIC)
# ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
# endif
#endif
#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
# ifndef PERL_USE_GCC_BRACE_GROUPS
# define PERL_USE_GCC_BRACE_GROUPS
# endif
#endif
#undef STMT_START
#undef STMT_END
#ifdef PERL_USE_GCC_BRACE_GROUPS
# define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */
# define STMT_END )
#else
# if defined(VOIDFLAGS) && (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
# define STMT_START if (1)
# define STMT_END else (void)0
# else
# define STMT_START do
# define STMT_END while (0)
# endif
#endif
#ifndef boolSV
# define boolSV(b) ((b) ? &PL_sv_yes : &PL_sv_no)
#endif
/* DEFSV appears first in 5.004_56 */
#ifndef DEFSV
# define DEFSV GvSV(PL_defgv)
#endif
#ifndef SAVE_DEFSV
# define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
#endif
/* Older perls (<=5.003) lack AvFILLp */
#ifndef AvFILLp
# define AvFILLp AvFILL
#endif
#ifndef ERRSV
# define ERRSV get_sv("@",FALSE)
#endif
#ifndef newSVpvn
# define newSVpvn(data,len) ((data) \
? ((len) ? newSVpv((data), (len)) : newSVpv("", 0)) \
: newSV(0))
#endif
/* Hint: gv_stashpvn
* This function's backport doesn't support the length parameter, but
* rather ignores it. Portability can only be ensured if the length
* parameter is used for speed reasons, but the length can always be
* correctly computed from the string argument.
*/
#ifndef gv_stashpvn
# define gv_stashpvn(str,len,create) gv_stashpv(str,create)
#endif
/* Replace: 1 */
#ifndef get_cv
# define get_cv perl_get_cv
#endif
#ifndef get_sv
# define get_sv perl_get_sv
#endif
#ifndef get_av
# define get_av perl_get_av
#endif
#ifndef get_hv
# define get_hv perl_get_hv
#endif
/* Replace: 0 */
#ifndef dUNDERBAR
# define dUNDERBAR dNOOP
#endif
#ifndef UNDERBAR
# define UNDERBAR DEFSV
#endif
#ifndef dAX
# define dAX I32 ax = MARK - PL_stack_base + 1
#endif
#ifndef dITEMS
# define dITEMS I32 items = SP - MARK
#endif
#ifndef dXSTARG
# define dXSTARG SV * targ = sv_newmortal()
#endif
#ifndef dAXMARK
# define dAXMARK I32 ax = POPMARK; \
register SV ** const mark = PL_stack_base + ax++
#endif
#ifndef XSprePUSH
# define XSprePUSH (sp = PL_stack_base + ax - 1)
#endif
#if (PERL_BCDVERSION < 0x5005000)
# undef XSRETURN
# define XSRETURN(off) \
STMT_START { \
PL_stack_sp = PL_stack_base + ax + ((off) - 1); \
return; \
} STMT_END
#endif
#ifndef PERL_ABS
# define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
#endif
#ifndef dVAR
# define dVAR dNOOP
#endif
#ifndef SVf
# define SVf "_"
#endif
#ifndef UTF8_MAXBYTES
# define UTF8_MAXBYTES UTF8_MAXLEN
#endif
#ifndef PERL_HASH
# define PERL_HASH(hash,str,len) \
STMT_START { \
const char *s_PeRlHaSh = str; \
I32 i_PeRlHaSh = len; \
U32 hash_PeRlHaSh = 0; \
while (i_PeRlHaSh--) \
hash_PeRlHaSh = hash_PeRlHaSh * 33 + *s_PeRlHaSh++; \
(hash) = hash_PeRlHaSh; \
} STMT_END
#endif
#ifndef PERL_SIGNALS_UNSAFE_FLAG
#define PERL_SIGNALS_UNSAFE_FLAG 0x0001
#if (PERL_BCDVERSION < 0x5008000)
# define D_PPP_PERL_SIGNALS_INIT PERL_SIGNALS_UNSAFE_FLAG
#else
# define D_PPP_PERL_SIGNALS_INIT 0
#endif
#if defined(NEED_PL_signals)
static U32 DPPP_(my_PL_signals) = D_PPP_PERL_SIGNALS_INIT;
#elif defined(NEED_PL_signals_GLOBAL)
U32 DPPP_(my_PL_signals) = D_PPP_PERL_SIGNALS_INIT;
#else
extern U32 DPPP_(my_PL_signals);
#endif
#define PL_signals DPPP_(my_PL_signals)
#endif
/* Hint: PL_ppaddr
* Calling an op via PL_ppaddr requires passing a context argument
* for threaded builds. Since the context argument is different for
* 5.005 perls, you can use aTHXR (supplied by ppport.h), which will
* automatically be defined as the correct argument.
*/
#if (PERL_BCDVERSION <= 0x5005005)
/* Replace: 1 */
# define PL_ppaddr ppaddr
# define PL_no_modify no_modify
/* Replace: 0 */
#endif
#if (PERL_BCDVERSION <= 0x5004005)
/* Replace: 1 */
# define PL_DBsignal DBsignal
# define PL_DBsingle DBsingle
# define PL_DBsub DBsub
# define PL_DBtrace DBtrace
# define PL_Sv Sv
# define PL_compiling compiling
# define PL_copline copline
# define PL_curcop curcop
# define PL_curstash curstash
# define PL_debstash debstash
# define PL_defgv defgv
# define PL_diehook diehook
# define PL_dirty dirty
# define PL_dowarn dowarn
# define PL_errgv errgv
# define PL_expect expect
# define PL_hexdigit hexdigit
# define PL_hints hints
# define PL_laststatval laststatval
# define PL_na na
# define PL_perl_destruct_level perl_destruct_level
# define PL_perldb perldb
# define PL_rsfp_filters rsfp_filters
# define PL_rsfp rsfp
# define PL_stack_base stack_base
# define PL_stack_sp stack_sp
# define PL_statcache statcache
# define PL_stdingv stdingv
# define PL_sv_arenaroot sv_arenaroot
# define PL_sv_no sv_no
# define PL_sv_undef sv_undef
# define PL_sv_yes sv_yes
# define PL_tainted tainted
# define PL_tainting tainting
/* Replace: 0 */
#endif
/* Warning: PL_expect, PL_copline, PL_rsfp, PL_rsfp_filters
* Do not use this variable. It is internal to the perl parser
* and may change or even be removed in the future. Note that
* as of perl 5.9.5 you cannot assign to this variable anymore.
*/
/* TODO: cannot assign to these vars; is it worth fixing? */
#if (PERL_BCDVERSION >= 0x5009005)
# define PL_expect (PL_parser ? PL_parser->expect : 0)
# define PL_copline (PL_parser ? PL_parser->copline : 0)
# define PL_rsfp (PL_parser ? PL_parser->rsfp : (PerlIO *) 0)
# define PL_rsfp_filters (PL_parser ? PL_parser->rsfp_filters : (AV *) 0)
#endif
#ifndef dTHR
# define dTHR dNOOP
#endif
#ifndef dTHX
# define dTHX dNOOP
#endif
#ifndef dTHXa
# define dTHXa(x) dNOOP
#endif
#ifndef pTHX
# define pTHX void
#endif
#ifndef pTHX_
# define pTHX_
#endif
#ifndef aTHX
# define aTHX
#endif
#ifndef aTHX_
# define aTHX_
#endif
#if (PERL_BCDVERSION < 0x5006000)
# ifdef USE_THREADS
# define aTHXR thr
# define aTHXR_ thr,
# else
# define aTHXR
# define aTHXR_
# endif
# define dTHXR dTHR
#else
# define aTHXR aTHX
# define aTHXR_ aTHX_
# define dTHXR dTHX
#endif
#ifndef dTHXoa
#ifndef mXPUSHp
# define mXPUSHp(p,l) STMT_START { EXTEND(sp,1); sv_setpvn_mg(PUSHmortal, (p), (l)); } STMT_END
#endif
#ifndef mXPUSHn
# define mXPUSHn(n) STMT_START { EXTEND(sp,1); sv_setnv_mg(PUSHmortal, (NV)(n)); } STMT_END
#endif
#ifndef mXPUSHi
# define mXPUSHi(i) STMT_START { EXTEND(sp,1); sv_setiv_mg(PUSHmortal, (IV)(i)); } STMT_END
#endif
#ifndef mXPUSHu
# define mXPUSHu(u) STMT_START { EXTEND(sp,1); sv_setuv_mg(PUSHmortal, (UV)(u)); } STMT_END
#endif
/* Replace: 1 */
#ifndef call_sv
# define call_sv perl_call_sv
#endif
#ifndef call_pv
# define call_pv perl_call_pv
#endif
#ifndef call_argv
# define call_argv perl_call_argv
#endif
#ifndef call_method
# define call_method perl_call_method
#endif
#ifndef eval_sv
# define eval_sv perl_eval_sv
#endif
#ifndef PERL_LOADMOD_DENY
# define PERL_LOADMOD_DENY 0x1
#endif
#ifndef PERL_LOADMOD_NOIMPORT
# define PERL_LOADMOD_NOIMPORT 0x2
#endif
#ifndef PERL_LOADMOD_IMPORT_OPS
# define PERL_LOADMOD_IMPORT_OPS 0x4
#endif
/* Replace: 0 */
/* Replace perl_eval_pv with eval_pv */
#ifndef eval_pv
#if defined(NEED_eval_pv)
static SV* DPPP_(my_eval_pv)(char *p, I32 croak_on_error);
static
#else
extern SV* DPPP_(my_eval_pv)(char *p, I32 croak_on_error);
#endif
#ifdef eval_pv
# undef eval_pv
#endif
#define eval_pv(a,b) DPPP_(my_eval_pv)(aTHX_ a,b)
#define Perl_eval_pv DPPP_(my_eval_pv)
#if defined(NEED_eval_pv) || defined(NEED_eval_pv_GLOBAL)
SV*
DPPP_(my_eval_pv)(char *p, I32 croak_on_error)
{
dSP;
SV* sv = newSVpv(p, 0);
PUSHMARK(sp);
eval_sv(sv, G_SCALAR);
SvREFCNT_dec(sv);
SPAGAIN;
sv = POPs;
PUTBACK;
if (croak_on_error && SvTRUE(GvSV(errgv)))
croak(SvPVx(GvSV(errgv), na));
return sv;
}
#endif
#endif
#ifndef vload_module
#if defined(NEED_vload_module)
static void DPPP_(my_vload_module)(U32 flags, SV *name, SV *ver, va_list *args);
static
#else
extern void DPPP_(my_vload_module)(U32 flags, SV *name, SV *ver, va_list *args);
#endif
#ifdef vload_module
# undef vload_module
#endif
#define vload_module(a,b,c,d) DPPP_(my_vload_module)(aTHX_ a,b,c,d)
#define Perl_vload_module DPPP_(my_vload_module)
#if defined(NEED_vload_module) || defined(NEED_vload_module_GLOBAL)
void
DPPP_(my_vload_module)(U32 flags, SV *name, SV *ver, va_list *args)
{
dTHR;
dVAR;
OP *veop, *imop;
OP * const modname = newSVOP(OP_CONST, 0, name);
/* 5.005 has a somewhat hacky force_normal that doesn't croak on
SvREADONLY() if PL_compling is true. Current perls take care in
ck_require() to correctly turn off SvREADONLY before calling
force_normal_flags(). This seems a better fix than fudging PL_compling
*/
SvREADONLY_off(((SVOP*)modname)->op_sv);
modname->op_private |= OPpCONST_BARE;
if (ver) {
veop = newSVOP(OP_CONST, 0, ver);
}
else
veop = NULL;
if (flags & PERL_LOADMOD_NOIMPORT) {
imop = sawparens(newNULLLIST());
}
else if (flags & PERL_LOADMOD_IMPORT_OPS) {
imop = va_arg(*args, OP*);
}
else {
SV *sv;
imop = NULL;
sv = va_arg(*args, SV*);
while (sv) {
imop = append_elem(OP_LIST, imop, newSVOP(OP_CONST, 0, sv));
sv = va_arg(*args, SV*);
}
}
{
const line_t ocopline = PL_copline;
COP * const ocurcop = PL_curcop;
const int oexpect = PL_expect;
#if (PERL_BCDVERSION >= 0x5004000)
utilize(!(flags & PERL_LOADMOD_DENY), start_subparse(FALSE, 0),
veop, modname, imop);
#else
utilize(!(flags & PERL_LOADMOD_DENY), start_subparse(),
modname, imop);
#endif
PL_expect = oexpect;
PL_copline = ocopline;
PL_curcop = ocurcop;
}
}
#endif
#endif
#ifndef load_module
#if defined(NEED_load_module)
static void DPPP_(my_load_module)(U32 flags, SV *name, SV *ver, ...);
static
#else
extern void DPPP_(my_load_module)(U32 flags, SV *name, SV *ver, ...);
#endif
#ifdef load_module
# undef load_module
#endif
#define load_module DPPP_(my_load_module)
#define Perl_load_module DPPP_(my_load_module)
#if defined(NEED_load_module) || defined(NEED_load_module_GLOBAL)
void
DPPP_(my_load_module)(U32 flags, SV *name, SV *ver, ...)
{
va_list args;
va_start(args, ver);
vload_module(flags, name, ver, &args);
va_end(args);
}
#endif
#endif
#ifndef newRV_inc
# define newRV_inc(sv) newRV(sv) /* Replace */
#endif
#ifndef newRV_noinc
#if defined(NEED_newRV_noinc)
static SV * DPPP_(my_newRV_noinc)(SV *sv);
static
#else
extern SV * DPPP_(my_newRV_noinc)(SV *sv);
#endif
#ifdef newRV_noinc
# undef newRV_noinc
#endif
#define newRV_noinc(a) DPPP_(my_newRV_noinc)(aTHX_ a)
#define Perl_newRV_noinc DPPP_(my_newRV_noinc)
#if defined(NEED_newRV_noinc) || defined(NEED_newRV_noinc_GLOBAL)
SV *
DPPP_(my_newRV_noinc)(SV *sv)
{
SV *rv = (SV *)newRV(sv);
SvREFCNT_dec(sv);
return rv;
}
#endif
#endif
/* Hint: newCONSTSUB
* Returns a CV* as of perl-5.7.1. This return value is not supported
* by Devel::PPPort.
*/
/* newCONSTSUB from IO.xs is in the core starting with 5.004_63 */
#if (PERL_BCDVERSION < 0x5004063) && (PERL_BCDVERSION != 0x5004005)
#if defined(NEED_newCONSTSUB)
static void DPPP_(my_newCONSTSUB)(HV *stash, const char *name, SV *sv);
static
#else
extern void DPPP_(my_newCONSTSUB)(HV *stash, const char *name, SV *sv);
#endif
#ifdef newCONSTSUB
# undef newCONSTSUB
#endif
#define newCONSTSUB(a,b,c) DPPP_(my_newCONSTSUB)(aTHX_ a,b,c)
#define Perl_newCONSTSUB DPPP_(my_newCONSTSUB)
#if defined(NEED_newCONSTSUB) || defined(NEED_newCONSTSUB_GLOBAL)
void
DPPP_(my_newCONSTSUB)(HV *stash, const char *name, SV *sv)
{
U32 oldhints = PL_hints;
HV *old_cop_stash = PL_curcop->cop_stash;
HV *old_curstash = PL_curstash;
line_t oldline = PL_curcop->cop_line;
PL_curcop->cop_line = PL_copline;
PL_hints &= ~HINT_BLOCK_SCOPE;
if (stash)
PL_curstash = PL_curcop->cop_stash = stash;
newSUB(
#if (PERL_BCDVERSION < 0x5003022)
start_subparse(),
#elif (PERL_BCDVERSION == 0x5003022)
start_subparse(0),
#else /* 5.003_23 onwards */
start_subparse(FALSE, 0),
#endif
newSVOP(OP_CONST, 0, newSVpv((char *) name, 0)),
newSVOP(OP_CONST, 0, &PL_sv_no), /* SvPV(&PL_sv_no) == "" -- GMB */
newSTATEOP(0, Nullch, newSVOP(OP_CONST, 0, sv))
);
PL_hints = oldhints;
PL_curcop->cop_stash = old_cop_stash;
PL_curstash = old_curstash;
PL_curcop->cop_line = oldline;
}
#endif
#endif
/*
* Boilerplate macros for initializing and accessing interpreter-local
* data from C. All statics in extensions should be reworked to use
* this, if you want to make the extension thread-safe. See ext/re/re.xs
* for an example of the use of these macros.
*
* Code that uses these macros is responsible for the following:
* 1. #define MY_CXT_KEY to a unique string, e.g. "DynaLoader_guts"
* 2. Declare a typedef named my_cxt_t that is a structure that contains
* all the data that needs to be interpreter-local.
* 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
* 4. Use the MY_CXT_INIT macro such that it is called exactly once
* (typically put in the BOOT: section).
* 5. Use the members of the my_cxt_t structure everywhere as
* MY_CXT.member.
* 6. Use the dMY_CXT macro (a declaration) in all the functions that
* access MY_CXT.
*/
# ifdef PERL_USE_GCC_BRACE_GROUPS
# define SvREFCNT_inc_void(sv) \
({ \
SV * const _sv = (SV*)(sv); \
if (_sv) \
(void)(SvREFCNT(_sv)++); \
})
# else
# define SvREFCNT_inc_void(sv) \
(void)((PL_Sv=(SV*)(sv)) ? ++(SvREFCNT(PL_Sv)) : 0)
# endif
#endif
#ifndef SvREFCNT_inc_simple_void
# define SvREFCNT_inc_simple_void(sv) STMT_START { if (sv) SvREFCNT(sv)++; } STMT_END
#endif
#ifndef SvREFCNT_inc_simple_NN
# define SvREFCNT_inc_simple_NN(sv) (++SvREFCNT(sv), (SV*)(sv))
#endif
#ifndef SvREFCNT_inc_void_NN
# define SvREFCNT_inc_void_NN(sv) (void)(++SvREFCNT((SV*)(sv)))
#endif
#ifndef SvREFCNT_inc_simple_void_NN
# define SvREFCNT_inc_simple_void_NN(sv) (void)(++SvREFCNT((SV*)(sv)))
#endif
/* Backwards compatibility stuff... :-( */
#if !defined(NEED_sv_2pv_flags) && defined(NEED_sv_2pv_nolen)
# define NEED_sv_2pv_flags
#endif
#if !defined(NEED_sv_2pv_flags_GLOBAL) && defined(NEED_sv_2pv_nolen_GLOBAL)
# define NEED_sv_2pv_flags_GLOBAL
#endif
/* Hint: sv_2pv_nolen
* Use the SvPV_nolen() or SvPV_nolen_const() macros instead of sv_2pv_nolen().
*/
#ifndef sv_2pv_nolen
# define sv_2pv_nolen(sv) SvPV_nolen(sv)
#endif
#ifdef SvPVbyte
/* Hint: SvPVbyte
* Does not work in perl-5.6.1, ppport.h implements a version
* borrowed from perl-5.7.3.
*/
#if (PERL_BCDVERSION < 0x5007000)
#if defined(NEED_sv_2pvbyte)
static char * DPPP_(my_sv_2pvbyte)(pTHX_ SV * sv, STRLEN * lp);
static
#else
extern char * DPPP_(my_sv_2pvbyte)(pTHX_ SV * sv, STRLEN * lp);
#endif
#ifdef sv_2pvbyte
# undef sv_2pvbyte
#endif
#define sv_2pvbyte(a,b) DPPP_(my_sv_2pvbyte)(aTHX_ a,b)
#define Perl_sv_2pvbyte DPPP_(my_sv_2pvbyte)
#if defined(NEED_sv_2pvbyte) || defined(NEED_sv_2pvbyte_GLOBAL)
char *
DPPP_(my_sv_2pvbyte)(pTHX_ SV *sv, STRLEN *lp)
{
sv_utf8_downgrade(sv,0);
return SvPV(sv,*lp);
}
#endif
/* Hint: sv_2pvbyte
* Use the SvPVbyte() macro instead of sv_2pvbyte().
*/
#undef SvPVbyte
#define SvPVbyte(sv, lp) \
((SvFLAGS(sv) & (SVf_POK|SVf_UTF8)) == (SVf_POK) \
? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_2pvbyte(sv, &lp))
#endif
#else
# define SvPVbyte SvPV
# define sv_2pvbyte sv_2pv
#endif
#ifndef sv_2pvbyte_nolen
# define sv_2pvbyte_nolen(sv) sv_2pv_nolen(sv)
#endif
/* Hint: sv_pvn
* Always use the SvPV() macro instead of sv_pvn().
*/
/* Hint: sv_pvn_force
* Always use the SvPV_force() macro instead of sv_pvn_force().
*/
/* If these are undefined, they're not handled by the core anyway */
#ifndef SV_IMMEDIATE_UNREF
# define SV_IMMEDIATE_UNREF 0
#endif
#ifndef SV_GMAGIC
# define SV_GMAGIC 0
#endif
#ifndef SV_COW_DROP_PV
# define SV_COW_DROP_PV 0
#endif
#ifndef SV_UTF8_NO_ENCODING
# define SV_UTF8_NO_ENCODING 0
#endif
#ifndef SV_NOSTEAL
# define SV_NOSTEAL 0
#endif
#ifndef SV_CONST_RETURN
# define SV_CONST_RETURN 0
#endif
#ifndef SV_MUTABLE_RETURN
# define SV_MUTABLE_RETURN 0
#endif
#ifndef SV_SMAGIC
# define SV_SMAGIC 0
#endif
#ifndef SV_HAS_TRAILING_NUL
# define SV_HAS_TRAILING_NUL 0
#endif
#ifndef SV_COW_SHARED_HASH_KEYS
# define SV_COW_SHARED_HASH_KEYS 0
#endif
#if (PERL_BCDVERSION < 0x5007002)
#if defined(NEED_sv_2pv_flags)
static char * DPPP_(my_sv_2pv_flags)(pTHX_ SV * sv, STRLEN * lp, I32 flags);
static
#else
extern char * DPPP_(my_sv_2pv_flags)(pTHX_ SV * sv, STRLEN * lp, I32 flags);
#endif
#ifdef sv_2pv_flags
# undef sv_2pv_flags
#endif
#define sv_2pv_flags(a,b,c) DPPP_(my_sv_2pv_flags)(aTHX_ a,b,c)
#define Perl_sv_2pv_flags DPPP_(my_sv_2pv_flags)
#if defined(NEED_sv_2pv_flags) || defined(NEED_sv_2pv_flags_GLOBAL)
char *
DPPP_(my_sv_2pv_flags)(pTHX_ SV *sv, STRLEN *lp, I32 flags)
{
STRLEN n_a = (STRLEN) flags;
return sv_2pv(sv, lp ? lp : &n_a);
}
#endif
#if defined(NEED_sv_pvn_force_flags)
static char * DPPP_(my_sv_pvn_force_flags)(pTHX_ SV * sv, STRLEN * lp, I32 flags);
static
#else
extern char * DPPP_(my_sv_pvn_force_flags)(pTHX_ SV * sv, STRLEN * lp, I32 flags);
#endif
#ifdef sv_pvn_force_flags
# undef sv_pvn_force_flags
#endif
#define sv_pvn_force_flags(a,b,c) DPPP_(my_sv_pvn_force_flags)(aTHX_ a,b,c)
#define Perl_sv_pvn_force_flags DPPP_(my_sv_pvn_force_flags)
#if defined(NEED_sv_pvn_force_flags) || defined(NEED_sv_pvn_force_flags_GLOBAL)
char *
DPPP_(my_sv_pvn_force_flags)(pTHX_ SV *sv, STRLEN *lp, I32 flags)
{
STRLEN n_a = (STRLEN) flags;
return sv_pvn_force(sv, lp ? lp : &n_a);
}
#endif
#endif
#ifndef SvPV_const
# define SvPV_const(sv, lp) SvPV_flags_const(sv, lp, SV_GMAGIC)
#endif
#ifndef SvPV_mutable
# define SvPV_mutable(sv, lp) SvPV_flags_mutable(sv, lp, SV_GMAGIC)
#endif
#ifndef SvPV_flags
# define SvPV_flags(sv, lp, flags) \
((SvFLAGS(sv) & (SVf_POK)) == SVf_POK \
? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_2pv_flags(sv, &lp, flags))
#endif
#ifndef SvPV_flags_const
# define SvPV_flags_const(sv, lp, flags) \
((SvFLAGS(sv) & (SVf_POK)) == SVf_POK \
? ((lp = SvCUR(sv)), SvPVX_const(sv)) : \
(const char*) sv_2pv_flags(sv, &lp, flags|SV_CONST_RETURN))
#endif
#ifndef SvPV_flags_const_nolen
# define SvPV_flags_const_nolen(sv, flags) \
((SvFLAGS(sv) & (SVf_POK)) == SVf_POK \
? SvPVX_const(sv) : \
(const char*) sv_2pv_flags(sv, 0, flags|SV_CONST_RETURN))
#endif
#ifndef SvPV_flags_mutable
# define SvPV_flags_mutable(sv, lp, flags) \
((SvFLAGS(sv) & (SVf_POK)) == SVf_POK \
? ((lp = SvCUR(sv)), SvPVX_mutable(sv)) : \
sv_2pv_flags(sv, &lp, flags|SV_MUTABLE_RETURN))
#endif
#ifndef SvPV_force
# define SvPV_force(sv, lp) SvPV_force_flags(sv, lp, SV_GMAGIC)
#endif
#ifndef SvPV_force_nolen
# define SvPV_force_nolen(sv) SvPV_force_flags_nolen(sv, SV_GMAGIC)
#endif
#ifndef SvPV_force_mutable
# define SvPV_force_mutable(sv, lp) SvPV_force_flags_mutable(sv, lp, SV_GMAGIC)
#endif
#ifndef SvPV_force_nomg
# define SvPV_force_nomg(sv, lp) SvPV_force_flags(sv, lp, 0)
#if (PERL_BCDVERSION < 0x5009003)
#ifndef SvPVX_const
# define SvPVX_const(sv) ((const char*) (0 + SvPVX(sv)))
#endif
#ifndef SvPVX_mutable
# define SvPVX_mutable(sv) (0 + SvPVX(sv))
#endif
#ifndef SvRV_set
# define SvRV_set(sv, val) \
STMT_START { assert(SvTYPE(sv) >= SVt_RV); \
(((XRV*) SvANY(sv))->xrv_rv = (val)); } STMT_END
#endif
#else
#ifndef SvPVX_const
# define SvPVX_const(sv) ((const char*)((sv)->sv_u.svu_pv))
#endif
#ifndef SvPVX_mutable
# define SvPVX_mutable(sv) ((sv)->sv_u.svu_pv)
#endif
#ifndef SvRV_set
# define SvRV_set(sv, val) \
STMT_START { assert(SvTYPE(sv) >= SVt_RV); \
((sv)->sv_u.svu_rv = (val)); } STMT_END
#endif
#endif
#ifndef SvSTASH_set
# define SvSTASH_set(sv, val) \
STMT_START { assert(SvTYPE(sv) >= SVt_PVMG); \
(((XPVMG*) SvANY(sv))->xmg_stash = (val)); } STMT_END
#endif
#if (PERL_BCDVERSION < 0x5004000)
#ifndef SvUV_set
# define SvUV_set(sv, val) \
STMT_START { assert(SvTYPE(sv) == SVt_IV || SvTYPE(sv) >= SVt_PVIV); \
(((XPVIV*) SvANY(sv))->xiv_iv = (IV) (val)); } STMT_END
#endif
#else
#ifndef SvUV_set
# define SvUV_set(sv, val) \
STMT_START { assert(SvTYPE(sv) == SVt_IV || SvTYPE(sv) >= SVt_PVIV); \
(((XPVUV*) SvANY(sv))->xuv_uv = (val)); } STMT_END
#endif
#endif
#if (PERL_BCDVERSION >= 0x5004000) && !defined(vnewSVpvf)
#if defined(NEED_vnewSVpvf)
static SV * DPPP_(my_vnewSVpvf)(pTHX_ const char * pat, va_list * args);
static
#else
extern SV * DPPP_(my_vnewSVpvf)(pTHX_ const char * pat, va_list * args);
#endif
#ifdef vnewSVpvf
# undef vnewSVpvf
#endif
#define vnewSVpvf(a,b) DPPP_(my_vnewSVpvf)(aTHX_ a,b)
#define Perl_vnewSVpvf DPPP_(my_vnewSVpvf)
#if defined(NEED_vnewSVpvf) || defined(NEED_vnewSVpvf_GLOBAL)
SV *
DPPP_(my_vnewSVpvf)(pTHX_ const char *pat, va_list *args)
{
register SV *sv = newSV(0);
sv_vsetpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*));
return sv;
}
#endif
#endif
#if (PERL_BCDVERSION >= 0x5004000) && !defined(sv_vcatpvf)
# define sv_vcatpvf(sv, pat, args) sv_vcatpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*))
#endif
#if (PERL_BCDVERSION >= 0x5004000) && !defined(sv_vsetpvf)
# define sv_vsetpvf(sv, pat, args) sv_vsetpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*))
#endif
#if (PERL_BCDVERSION >= 0x5004000) && !defined(sv_catpvf_mg)
#if defined(NEED_sv_catpvf_mg)
static void DPPP_(my_sv_catpvf_mg)(pTHX_ SV * sv, const char * pat, ...);
static
#else
extern void DPPP_(my_sv_catpvf_mg)(pTHX_ SV * sv, const char * pat, ...);
#endif
#define Perl_sv_catpvf_mg DPPP_(my_sv_catpvf_mg)
#if defined(NEED_sv_catpvf_mg) || defined(NEED_sv_catpvf_mg_GLOBAL)
void
DPPP_(my_sv_catpvf_mg)(pTHX_ SV *sv, const char *pat, ...)
{
va_list args;
va_start(args, pat);
sv_vcatpvfn(sv, pat, strlen(pat), &args, Null(SV**), 0, Null(bool*));
SvSETMAGIC(sv);
va_end(args);
}
#endif
#endif
#ifdef PERL_IMPLICIT_CONTEXT
#if (PERL_BCDVERSION >= 0x5004000) && !defined(sv_catpvf_mg_nocontext)
#if defined(NEED_sv_catpvf_mg_nocontext)
static void DPPP_(my_sv_catpvf_mg_nocontext)(SV * sv, const char * pat, ...);
static
#else
extern void DPPP_(my_sv_catpvf_mg_nocontext)(SV * sv, const char * pat, ...);
#endif
#define sv_catpvf_mg_nocontext DPPP_(my_sv_catpvf_mg_nocontext)
#endif
#endif
#ifdef PERL_IMPLICIT_CONTEXT
#if (PERL_BCDVERSION >= 0x5004000) && !defined(sv_setpvf_mg_nocontext)
#if defined(NEED_sv_setpvf_mg_nocontext)
static void DPPP_(my_sv_setpvf_mg_nocontext)(SV * sv, const char * pat, ...);
static
#else
extern void DPPP_(my_sv_setpvf_mg_nocontext)(SV * sv, const char * pat, ...);
#endif
#define sv_setpvf_mg_nocontext DPPP_(my_sv_setpvf_mg_nocontext)
#define Perl_sv_setpvf_mg_nocontext DPPP_(my_sv_setpvf_mg_nocontext)
#if defined(NEED_sv_setpvf_mg_nocontext) || defined(NEED_sv_setpvf_mg_nocontext_GLOBAL)
void
DPPP_(my_sv_setpvf_mg_nocontext)(SV *sv, const char *pat, ...)
{
dTHX;
va_list args;
va_start(args, pat);
sv_vsetpvfn(sv, pat, strlen(pat), &args, Null(SV**), 0, Null(bool*));
SvSETMAGIC(sv);
va_end(args);
}
#endif
#endif
#endif
/* sv_setpvf_mg depends on sv_setpvf_mg_nocontext */
#ifndef sv_setpvf_mg
# ifdef PERL_IMPLICIT_CONTEXT
# define sv_setpvf_mg Perl_sv_setpvf_mg_nocontext
# else
# define sv_setpvf_mg Perl_sv_setpvf_mg
# endif
#endif
#if (PERL_BCDVERSION >= 0x5004000) && !defined(sv_vsetpvf_mg)
# define sv_vsetpvf_mg(sv, pat, args) \
STMT_START { \
sv_vsetpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*)); \
SvSETMAGIC(sv); \
} STMT_END
#endif
#ifndef newSVpvn_share
#if defined(NEED_newSVpvn_share)
static SV * DPPP_(my_newSVpvn_share)(pTHX_ const char *src, I32 len, U32 hash);
static
#else
extern SV * DPPP_(my_newSVpvn_share)(pTHX_ const char *src, I32 len, U32 hash);
#endif
#ifdef newSVpvn_share
# undef newSVpvn_share
#endif
#define newSVpvn_share(a,b,c) DPPP_(my_newSVpvn_share)(aTHX_ a,b,c)
#define Perl_newSVpvn_share DPPP_(my_newSVpvn_share)
#if defined(NEED_newSVpvn_share) || defined(NEED_newSVpvn_share_GLOBAL)
SV *
DPPP_(my_newSVpvn_share)(pTHX_ const char *src, I32 len, U32 hash)
{
SV *sv;
if (len < 0)
len = -len;
if (!hash)
PERL_HASH(hash, (char*) src, len);
sv = newSVpvn((char *) src, len);
sv_upgrade(sv, SVt_PVIV);
SvIVX(sv) = hash;
SvREADONLY_on(sv);
SvPOK_on(sv);
return sv;
}
#endif
#endif
#ifndef SvSHARED_HASH
# define SvSHARED_HASH(sv) (0 + SvUVX(sv))
#endif
#ifndef WARN_ALL
# define WARN_ALL 0
#endif
#ifndef WARN_CLOSURE
# define WARN_CLOSURE 1
#endif
#ifndef WARN_DEPRECATED
# define WARN_DEPRECATED 2
#endif
#ifndef WARN_EXITING
# define WARN_EXITING 3
#endif
#ifndef WARN_GLOB
# define WARN_GLOB 4
#endif
#ifndef WARN_IO
# define WARN_IO 5
#endif
#ifndef WARN_CLOSED
# define WARN_CLOSED 6
#endif
#ifndef WARN_EXEC
# define WARN_EXEC 7
#endif
#endif
#ifndef IN_LOCALE_COMPILETIME
# define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
#endif
#ifndef IN_LOCALE
# define IN_LOCALE (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
#endif
#ifndef IS_NUMBER_IN_UV
# define IS_NUMBER_IN_UV 0x01
#endif
#ifndef IS_NUMBER_GREATER_THAN_UV_MAX
# define IS_NUMBER_GREATER_THAN_UV_MAX 0x02
#endif
#ifndef IS_NUMBER_NOT_INT
# define IS_NUMBER_NOT_INT 0x04
#endif
#ifndef IS_NUMBER_NEG
# define IS_NUMBER_NEG 0x08
#endif
#ifndef IS_NUMBER_INFINITY
# define IS_NUMBER_INFINITY 0x10
#endif
#ifndef IS_NUMBER_NAN
# define IS_NUMBER_NAN 0x20
#endif
#ifndef GROK_NUMERIC_RADIX
# define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
#endif
#ifndef PERL_SCAN_GREATER_THAN_UV_MAX
# define PERL_SCAN_GREATER_THAN_UV_MAX 0x02
#endif
#ifndef PERL_SCAN_SILENT_ILLDIGIT
# define PERL_SCAN_SILENT_ILLDIGIT 0x04
#endif
#ifndef PERL_SCAN_ALLOW_UNDERSCORES
# define PERL_SCAN_ALLOW_UNDERSCORES 0x01
#endif
#ifndef PERL_SCAN_DISALLOW_PREFIX
# define PERL_SCAN_DISALLOW_PREFIX 0x02
#endif
#ifndef grok_numeric_radix
#if defined(NEED_grok_numeric_radix)
static bool DPPP_(my_grok_numeric_radix)(pTHX_ const char ** sp, const char * send);
static
#else
extern bool DPPP_(my_grok_numeric_radix)(pTHX_ const char ** sp, const char * send);
#endif
#ifdef grok_numeric_radix
# undef grok_numeric_radix
#endif
#define grok_numeric_radix(a,b) DPPP_(my_grok_numeric_radix)(aTHX_ a,b)
#define Perl_grok_numeric_radix DPPP_(my_grok_numeric_radix)
#if defined(NEED_grok_numeric_radix) || defined(NEED_grok_numeric_radix_GLOBAL)
bool
DPPP_(my_grok_numeric_radix)(pTHX_ const char **sp, const char *send)
{
#ifdef USE_LOCALE_NUMERIC
#ifdef PL_numeric_radix_sv
if (PL_numeric_radix_sv && IN_LOCALE) {
STRLEN len;
char* radix = SvPV(PL_numeric_radix_sv, len);
if (*sp + len <= send && memEQ(*sp, radix, len)) {
*sp += len;
return TRUE;
}
}
#else
/* older perls don't have PL_numeric_radix_sv so the radix
* must manually be requested from locale.h
*/
#include <locale.h>
dTHR; /* needed for older threaded perls */
struct lconv *lc = localeconv();
char *radix = lc->decimal_point;
if (radix && IN_LOCALE) {
STRLEN len = strlen(radix);
if (*sp + len <= send && memEQ(*sp, radix, len)) {
*sp += len;
return TRUE;
}
}
#endif
#endif /* USE_LOCALE_NUMERIC */
/* always try "." if numeric radix didn't match because
* we may have data from different locales mixed */
if (*sp < send && **sp == '.') {
++*sp;
return TRUE;
}
return FALSE;
}
#endif
#endif
#ifndef grok_number
#if defined(NEED_grok_number)
static int DPPP_(my_grok_number)(pTHX_ const char * pv, STRLEN len, UV * valuep);
static
#else
extern int DPPP_(my_grok_number)(pTHX_ const char * pv, STRLEN len, UV * valuep);
#endif
#ifdef grok_number
# undef grok_number
#endif
#define grok_number(a,b,c) DPPP_(my_grok_number)(aTHX_ a,b,c)
#define Perl_grok_number DPPP_(my_grok_number)
#if defined(NEED_grok_number) || defined(NEED_grok_number_GLOBAL)
int
DPPP_(my_grok_number)(pTHX_ const char *pv, STRLEN len, UV *valuep)
{
const char *s = pv;
const char *send = pv + len;
const UV max_div_10 = UV_MAX / 10;
const char max_mod_10 = UV_MAX % 10;
int numtype = 0;
int sawinf = 0;
int sawnan = 0;
while (s < send && isSPACE(*s))
s++;
if (s == send) {
return 0;
} else if (*s == '-') {
s++;
numtype = IS_NUMBER_NEG;
}
else if (*s == '+')
s++;
if (s == send)
return 0;
/* next must be digit or the radix separator or beginning of infinity */
if (isDIGIT(*s)) {
/* UVs are at least 32 bits, so the first 9 decimal digits cannot
overflow. */
UV value = *s - '0';
/* This construction seems to be more optimiser friendly.
(without it gcc does the isDIGIT test and the *s - '0' separately)
With it gcc on arm is managing 6 instructions (6 cycles) per digit.
In theory the optimiser could deduce how far to unroll the loop
before checking for overflow. */
if (++s < send) {
int digit = *s - '0';
if (digit >= 0 && digit <= 9) {
value = value * 10 + digit;
if (++s < send) {
digit = *s - '0';
if (digit >= 0 && digit <= 9) {
value = value * 10 + digit;
if (++s < send) {
digit = *s - '0';
if (digit >= 0 && digit <= 9) {
value = value * 10 + digit;
if (++s < send) {
digit = *s - '0';
if (digit >= 0 && digit <= 9) {
value = value * 10 + digit;
if (++s < send) {
digit = *s - '0';
if (digit >= 0 && digit <= 9) {
value = value * 10 + digit;
s++; if (s == send || (*s != 'A' && *s != 'a')) return 0;
s++; if (s == send || (*s != 'N' && *s != 'n')) return 0;
s++;
sawnan = 1;
} else
return 0;
if (sawinf) {
numtype &= IS_NUMBER_NEG; /* Keep track of sign */
numtype |= IS_NUMBER_INFINITY | IS_NUMBER_NOT_INT;
} else if (sawnan) {
numtype &= IS_NUMBER_NEG; /* Keep track of sign */
numtype |= IS_NUMBER_NAN | IS_NUMBER_NOT_INT;
} else if (s < send) {
/* we can have an optional exponent part */
if (*s == 'e' || *s == 'E') {
/* The only flag we keep is sign. Blow away any "it's UV" */
numtype &= IS_NUMBER_NEG;
numtype |= IS_NUMBER_NOT_INT;
s++;
if (s < send && (*s == '-' || *s == '+'))
s++;
if (s < send && isDIGIT(*s)) {
do {
s++;
} while (s < send && isDIGIT(*s));
}
else
return 0;
}
}
while (s < send && isSPACE(*s))
s++;
if (s >= send)
return numtype;
if (len == 10 && memEQ(pv, "0 but true", 10)) {
if (valuep)
*valuep = 0;
return IS_NUMBER_IN_UV;
}
return 0;
}
#endif
#endif
/*
* The grok_* routines have been modified to use warn() instead of
* Perl_warner(). Also, 'hexdigit' was the former name of PL_hexdigit,
* which is why the stack variable has been renamed to 'xdigit'.
*/
#ifndef grok_bin
#if defined(NEED_grok_bin)
static UV DPPP_(my_grok_bin)(pTHX_ const char * start, STRLEN * len_p, I32 * flags, NV * result);
static
#else
extern UV DPPP_(my_grok_bin)(pTHX_ const char * start, STRLEN * len_p, I32 * flags, NV * result);
#endif
#ifdef grok_bin
# undef grok_bin
#endif
#define grok_bin(a,b,c,d) DPPP_(my_grok_bin)(aTHX_ a,b,c,d)
#define Perl_grok_bin DPPP_(my_grok_bin)
#if defined(NEED_grok_bin) || defined(NEED_grok_bin_GLOBAL)
UV
DPPP_(my_grok_bin)(pTHX_ const char *start, STRLEN *len_p, I32 *flags, NV *result)
{
const char *s = start;
STRLEN len = *len_p;
UV value = 0;
NV value_nv = 0;
const UV max_div_2 = UV_MAX / 2;
bool allow_underscores = *flags & PERL_SCAN_ALLOW_UNDERSCORES;
bool overflowed = FALSE;
if (!(*flags & PERL_SCAN_DISALLOW_PREFIX)) {
/* strip off leading b or 0b.
for compatibility silently suffer "b" and "0b" as valid binary
numbers. */
if (len >= 1) {
if (s[0] == 'b') {
s++;
len--;
}
else if (len >= 2 && s[0] == '0' && s[1] == 'b') {
s+=2;
len-=2;
}
}
}
for (; len-- && *s; s++) {
char bit = *s;
if (bit == '0' || bit == '1') {
/* Write it in this wonky order with a goto to attempt to get the
compiler to make the common case integer-only loop pretty tight.
With gcc seems to be much straighter code than old scan_bin. */
redo:
if (!overflowed) {
if (value <= max_div_2) {
value = (value << 1) | (bit - '0');
continue;
}
/* Bah. We're just overflowed. */
warn("Integer overflow in binary number");
overflowed = TRUE;
value_nv = (NV) value;
}
value_nv *= 2.0;
/* If an NV has not enough bits in its mantissa to
* represent a UV this summing of small low-order numbers
* is a waste of time (because the NV cannot preserve
* the low-order bits anyway): we could just remember when
* did we overflow and in the end just multiply value_nv by the
* right amount. */
value_nv += (NV)(bit - '0');
continue;
}
if (bit == '_' && len && allow_underscores && (bit = s[1])
&& (bit == '0' || bit == '1'))
{
--len;
++s;
goto redo;
}
if (!(*flags & PERL_SCAN_SILENT_ILLDIGIT))
warn("Illegal binary digit '%c' ignored", *s);
break;
}
if ( ( overflowed && value_nv > 4294967295.0)
#if UVSIZE > 4
|| (!overflowed && value > 0xffffffff )
#endif
) {
warn("Binary number > 0b11111111111111111111111111111111 non-portable");
}
*len_p = s - start;
if (!overflowed) {
*flags = 0;
return value;
}
*flags = PERL_SCAN_GREATER_THAN_UV_MAX;
if (result)
*result = value_nv;
return UV_MAX;
}
#endif
#endif
#ifndef grok_hex
#if defined(NEED_grok_hex)
static UV DPPP_(my_grok_hex)(pTHX_ const char * start, STRLEN * len_p, I32 * flags, NV * result);
static
#else
extern UV DPPP_(my_grok_hex)(pTHX_ const char * start, STRLEN * len_p, I32 * flags, NV * result);
#endif
#ifdef grok_hex
# undef grok_hex
#endif
#define grok_hex(a,b,c,d) DPPP_(my_grok_hex)(aTHX_ a,b,c,d)
#define Perl_grok_hex DPPP_(my_grok_hex)
#if defined(NEED_grok_hex) || defined(NEED_grok_hex_GLOBAL)
UV
DPPP_(my_grok_hex)(pTHX_ const char *start, STRLEN *len_p, I32 *flags, NV *result)
{
const char *s = start;
STRLEN len = *len_p;
UV value = 0;
NV value_nv = 0;
const UV max_div_16 = UV_MAX / 16;
bool allow_underscores = *flags & PERL_SCAN_ALLOW_UNDERSCORES;
bool overflowed = FALSE;
const char *xdigit;
if (!(*flags & PERL_SCAN_DISALLOW_PREFIX)) {
/* strip off leading x or 0x.
for compatibility silently suffer "x" and "0x" as valid hex numbers.
*/
if (len >= 1) {
if (s[0] == 'x') {
s++;
len--;
}
else if (len >= 2 && s[0] == '0' && s[1] == 'x') {
s+=2;
len-=2;
}
}
}
for (; len-- && *s; s++) {
xdigit = strchr((char *) PL_hexdigit, *s);
if (xdigit) {
/* Write it in this wonky order with a goto to attempt to get the
compiler to make the common case integer-only loop pretty tight.
With gcc seems to be much straighter code than old scan_hex. */
redo:
if (!overflowed) {
if (value <= max_div_16) {
value = (value << 4) | ((xdigit - PL_hexdigit) & 15);
continue;
}
warn("Integer overflow in hexadecimal number");
overflowed = TRUE;
value_nv = (NV) value;
}
value_nv *= 16.0;
/* If an NV has not enough bits in its mantissa to
* represent a UV this summing of small low-order numbers
* is a waste of time (because the NV cannot preserve
* the low-order bits anyway): we could just remember when
* did we overflow and in the end just multiply value_nv by the
* right amount of 16-tuples. */
value_nv += (NV)((xdigit - PL_hexdigit) & 15);
continue;
}
if (*s == '_' && len && allow_underscores && s[1]
&& (xdigit = strchr((char *) PL_hexdigit, s[1])))
{
--len;
++s;
goto redo;
}
if (!(*flags & PERL_SCAN_SILENT_ILLDIGIT))
warn("Illegal hexadecimal digit '%c' ignored", *s);
break;
}
if ( ( overflowed && value_nv > 4294967295.0)
#if UVSIZE > 4
|| (!overflowed && value > 0xffffffff )
#endif
) {
warn("Hexadecimal number > 0xffffffff non-portable");
}
*len_p = s - start;
if (!overflowed) {
*flags = 0;
return value;
}
*flags = PERL_SCAN_GREATER_THAN_UV_MAX;
if (result)
*result = value_nv;
return UV_MAX;
}
#endif
#endif
#ifndef grok_oct
#if defined(NEED_grok_oct)
static UV DPPP_(my_grok_oct)(pTHX_ const char * start, STRLEN * len_p, I32 * flags, NV * result);
static
#else
extern UV DPPP_(my_grok_oct)(pTHX_ const char * start, STRLEN * len_p, I32 * flags, NV * result);
#endif
#ifdef grok_oct
# undef grok_oct
#endif
#define grok_oct(a,b,c,d) DPPP_(my_grok_oct)(aTHX_ a,b,c,d)
#define Perl_grok_oct DPPP_(my_grok_oct)
#if defined(NEED_grok_oct) || defined(NEED_grok_oct_GLOBAL)
UV
DPPP_(my_grok_oct)(pTHX_ const char *start, STRLEN *len_p, I32 *flags, NV *result)
{
const char *s = start;
STRLEN len = *len_p;
UV value = 0;
NV value_nv = 0;
const UV max_div_8 = UV_MAX / 8;
bool allow_underscores = *flags & PERL_SCAN_ALLOW_UNDERSCORES;
bool overflowed = FALSE;
for (; len-- && *s; s++) {
/* gcc 2.95 optimiser not smart enough to figure that this subtraction
out front allows slicker code. */
int digit = *s - '0';
if (digit >= 0 && digit <= 7) {
/* Write it in this wonky order with a goto to attempt to get the
compiler to make the common case integer-only loop pretty tight.
*/
redo:
if (!overflowed) {
if (value <= max_div_8) {
value = (value << 3) | digit;
continue;
}
/* Bah. We're just overflowed. */
warn("Integer overflow in octal number");
overflowed = TRUE;
value_nv = (NV) value;
}
value_nv *= 8.0;
/* If an NV has not enough bits in its mantissa to
* represent a UV this summing of small low-order numbers
* is a waste of time (because the NV cannot preserve
* the low-order bits anyway): we could just remember when
* did we overflow and in the end just multiply value_nv by the
* right amount of 8-tuples. */
value_nv += (NV)digit;
continue;
}
if (digit == ('_' - '0') && len && allow_underscores
&& (digit = s[1] - '0') && (digit >= 0 && digit <= 7))
{
--len;
++s;
goto redo;
}
/* Allow \octal to work the DWIM way (that is, stop scanning
* as soon as non-octal characters are seen, complain only iff
* someone seems to want to use the digits eight and nine). */
if (digit == 8 || digit == 9) {
if (!(*flags & PERL_SCAN_SILENT_ILLDIGIT))
warn("Illegal octal digit '%c' ignored", *s);
}
( run in 1.103 second using v1.01-cache-2.11-cpan-d80b1682f3f )