diff options
Diffstat (limited to 'gen')
| -rwxr-xr-x | gen/data-files | 1 | ||||
| -rwxr-xr-x | gen/prop/bc | 65 |
2 files changed, 66 insertions, 0 deletions
diff --git a/gen/data-files b/gen/data-files index c528e1f..b377eb2 100755 --- a/gen/data-files +++ b/gen/data-files @@ -15,6 +15,7 @@ DerivedAge DerivedCoreProperties DerivedNormalizationProps emoji/emoji-data +extracted/DerivedBidiClass extracted/DerivedBinaryProperties extracted/DerivedDecompositionType extracted/DerivedEastAsianWidth diff --git a/gen/prop/bc b/gen/prop/bc new file mode 100755 index 0000000..ccaf55a --- /dev/null +++ b/gen/prop/bc @@ -0,0 +1,65 @@ +#!/bin/sh + +set -e +cd "${0%/*}/../.." +exec >lib/unicode/prop/uprop_get_bc.c + +gawk ' +BEGIN { + FS = " *(; *|#.*)" + + print "/* This file is autogenerated by gen/prop/bc; DO NOT EDIT. */" + print "" + print "#include \"__bsearch.h\"" + print "#include \"macros.h\"" + print "#include \"rune.h\"" + print "#include \"unicode/prop.h\"" + print "" +} + +/^[^#]/ { + n = split($1, a, /\.\./) + lo = strtonum("0X" a[1]) + hi = strtonum("0X" a[n]) + + for (i = lo; i <= hi; i++) { + gsub(/^; /, "", $2) + props[i] = "BC_" $2 + } +} + +END { + print "static constexpr enum uprop_bc lookup_lat1[] = {" + for (i = 0; i < 0x100; i++) { + if (i % 8 == 0) + printf "\t" + printf "%-6s%s", (props[i] ? props[i] : "BC_L") ",", \ + i % 8 == 7 ? "\n" : " " + } + print "};" + print "" + print "static const struct {" + print "\trune lo, hi;" + print "\tenum uprop_bc val;" + print "} lookup[] = {" + + for (i = 0x100; i <= 0x10FFFF; i++) { + if (!props[i]) + continue + lo = i + while (props[lo] == props[i + 1]) + i++ + printf "\t{RUNE_C(0x%06X), RUNE_C(0x%06X), %s},\n", lo, i, props[i] + } + + print "};" + print "" + print "__MLIB_DEFINE_BSEARCH(enum uprop_bc, lookup, BC_L)" + print "" + print "enum uprop_bc" + print "uprop_get_bc(rune ch)" + print "{" + print "\treturn ch < lengthof(lookup_lat1) ? lookup_lat1[ch] : mlib_lookup(ch);" + print "}" +} +' data/DerivedBidiClass |