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Automatically regenerate locale_table.h
I got tired of editing each entry when something new comes along. Doing this opens up new possibilities of simplification, but this commit tries to keep the generated header as close to the original as possible.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -33,3 +33,4 @@ | |
| scope_types.pl | ||
| tidy_embed.pl | ||
| warnings.pl | ||
| locale.pl | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| #!/usr/bin/perl -w | ||
| # | ||
| # Regenerate (overwriting only if changed): | ||
| # | ||
| # locale_table.h | ||
| # | ||
| # Also accepts the standard regen_lib -q and -v args. | ||
| # | ||
| # This script is normally invoked from regen.pl. | ||
|
|
||
| BEGIN { | ||
| require './regen/regen_lib.pl'; | ||
| } | ||
|
|
||
| use strict; | ||
| use warnings; | ||
|
|
||
| sub open_print_header { | ||
| my ($file, $quote) = @_; | ||
| return open_new($file, '>', | ||
| { by => 'regen/locale.pl', | ||
| from => 'data in regen/locale.pl', | ||
| file => $file, style => '*', | ||
| copyright => [2023..2024], | ||
| quote => $quote }); | ||
| } | ||
|
|
||
| my $l = open_print_header('locale_table.h'); | ||
| print $l <<EOF; | ||
| /* This defines a macro for each individual locale category used on the this | ||
| * system. (The congomerate category LC_ALL is not included.) This | ||
| * file will be #included as the interior of various parallel arrays and in | ||
| * other constructs; each usage will re-#define the macro to generate its | ||
| * appropriate data. | ||
| * | ||
| * This guarantees the arrays will be parallel, and populated in the order | ||
| * given here. That order is mostly arbitrary. LC_CTYPE is first because when | ||
| * we are setting multiple categories, CTYPE often needs to match the other(s), | ||
| * and the way the code is constructed, if we set the other category first, we | ||
| * might otherwise have to set CTYPE twice. | ||
| * | ||
| * Each entry takes the token giving the category name, and either the name of | ||
| * a function to call that does specialized set up for this category when it is | ||
| * changed into, or NULL if no such set up is needed | ||
| */ | ||
| EOF | ||
|
|
||
| # It's not worth generalizing these further. | ||
| my %comment = ( COLLATE => <<EOF | ||
| /* Perl outsources all its collation efforts to the libc strxfrm(), so | ||
| * if it isn't available on the system, default "C" locale collation | ||
| * gets used */ | ||
| EOF | ||
| ); | ||
| my %extra_conditional = ( | ||
| COLLATE => " || ! defined(HAS_STRXFRM)", | ||
| ); | ||
|
|
||
|
|
||
| while (<DATA>) { # Read in the categories | ||
| chomp; | ||
| my ($name, $function) = split /\s*\|\s*/, $_; | ||
|
|
||
| my $macro_arg = $function ? $function : "NULL"; | ||
| my $macro_with_func = "PERL_LOCALE_TABLE_ENTRY($name, $macro_arg)"; | ||
| my $macro_sans_func = "PERL_LOCALE_TABLE_ENTRY($name, NULL)"; | ||
| my ($common_macro, $macro_if_name, $macro_unless_name); | ||
| if ($macro_with_func eq $macro_sans_func) { | ||
| $common_macro = $macro_with_func; | ||
| $macro_if_name = ""; | ||
| $macro_unless_name = ""; | ||
| } | ||
| else { | ||
| $common_macro = ""; | ||
| $macro_if_name = $macro_with_func; | ||
| $macro_unless_name = $macro_sans_func; | ||
| } | ||
|
|
||
| print $l "#ifdef LC_${name}\n"; | ||
| print $l $comment{$name} if defined $comment{$name}; | ||
| print $l "\n $common_macro\n\n" if $common_macro; | ||
|
|
||
| my $extra = ""; | ||
| $extra = $extra_conditional{$name} if defined $extra_conditional{$name}; | ||
| print $l "# if defined(NO_LOCALE) || defined(NO_LOCALE_${name})$extra\n"; | ||
|
|
||
| print $l "\n $macro_unless_name\n\n" if $macro_unless_name; | ||
| print $l <<~EOF; | ||
| # define HAS_IGNORED_LOCALE_CATEGORIES_ | ||
| # define LC_${name}_AVAIL_ 0 | ||
| # else | ||
| EOF | ||
| print $l "\n $macro_if_name\n\n" if $macro_if_name; | ||
| print $l <<~EOF; | ||
| # define LC_${name}_AVAIL_ 1 | ||
| # define USE_LOCALE_${name} | ||
| # endif | ||
| #endif | ||
| EOF | ||
| } | ||
|
|
||
| close DATA; | ||
|
|
||
| read_only_bottom_close_and_rename($l); | ||
|
|
||
| # category | update function | ||
| __DATA__ | ||
| CTYPE | S_new_ctype | ||
| NUMERIC | S_new_numeric | ||
| COLLATE | S_new_collate | ||
| TIME | ||
| MESSAGES | ||
| MONETARY | ||
| ADDRESS | ||
| IDENTIFICATION | ||
| MEASUREMENT | ||
| PAPER | ||
| TELEPHONE | ||
| NAME | ||
| SYNTAX | ||
| TOD |
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