Add mkrunetype.awk
and add a Makefile in libutf/ to allow auto-generation
This commit is contained in:
FRIGN
parent
274f9eaf42
commit
1def981831
6
libutf/Makefile
Normal file
6
libutf/Makefile
Normal file
@ -0,0 +1,6 @@
|
||||
AWK = awk
|
||||
UNICODE = http://unicode.org/Public/UCD/latest/ucd/UnicodeData.txt
|
||||
|
||||
default:
|
||||
@echo Downloading and parsing $(UNICODE)
|
||||
@curl -\# $(UNICODE) | $(AWK) -f mkrunetype.awk
|
||||
240
libutf/mkrunetype.awk
Normal file
240
libutf/mkrunetype.awk
Normal file
@ -0,0 +1,240 @@
|
||||
# See LICENSE file for copyright and license details.
|
||||
|
||||
BEGIN {
|
||||
FS = ";"
|
||||
# set up hexadecimal lookup table
|
||||
for(i = 0; i < 16; i++)
|
||||
hex[sprintf("%X",i)] = i;
|
||||
HEADER = "/* Automatically generated by mkrunetype.awk */\n#include <stdlib.h>\n\n#include \"../utf.h\"\n#include \"runetype.h\"\n"
|
||||
HEADER_OTHER = "/* Automatically generated by mkrunetype.awk */\n#include \"../utf.h\"\n#include \"runetype.h\"\n"
|
||||
}
|
||||
|
||||
$3 ~ /^L/ { alphav[alphac++] = $1; }
|
||||
($3 ~ /^Z/) || ($5 == "WS") || ($5 == "S") || ($5 == "B") { spacev[spacec++] = $1; }
|
||||
$3 == "Cc" { cntrlv[cntrlc++] = $1; }
|
||||
$3 == "Lu" { upperv[upperc++] = $1; tolowerv[uppercc++] = ($14 == "") ? $1 : $14; }
|
||||
$3 == "Ll" { lowerv[lowerc++] = $1; toupperv[lowercc++] = ($13 == "") ? $1 : $13; }
|
||||
$3 == "Lt" { titlev[titlec++] = $1; }
|
||||
$3 == "Nd" { digitv[digitc++] = $1; }
|
||||
|
||||
END {
|
||||
system("rm -f isalpharune.c isspacerune.c iscntrlrune.c upperrune.c lowerrune.c istitlerune.c isdigitrune.c");
|
||||
|
||||
mkis("alpha", alphav, alphac, "isalpharune.c", q, "");
|
||||
mkis("space", spacev, spacec, "isspacerune.c", q, "");
|
||||
mkis("cntrl", cntrlv, cntrlc, "iscntrlrune.c", q, "");
|
||||
mkis("upper", upperv, upperc, "upperrune.c", tolowerv, "lower");
|
||||
mkis("lower", lowerv, lowerc, "lowerrune.c", toupperv, "upper");
|
||||
mkis("title", titlev, titlec, "istitlerune.c", q, "");
|
||||
mkis("digit", digitv, digitc, "isdigitrune.c", q, "");
|
||||
|
||||
system("rm -f isalnumrune.c isblankrune.c isprintrune.c isgraphrune.c ispunctrune.c isxdigitrune.c");
|
||||
|
||||
otheris();
|
||||
}
|
||||
|
||||
# parse hexadecimal rune index to int
|
||||
function code(s) {
|
||||
x = 0;
|
||||
for(i = 1; i <= length(s); i++) {
|
||||
c = substr(s, i, 1);
|
||||
x = (x*16) + hex[c];
|
||||
}
|
||||
return x;
|
||||
}
|
||||
|
||||
# generate 'is<name>rune' unicode lookup function
|
||||
function mkis(name, runev, runec, file, casev, casename) {
|
||||
rune1c = 0;
|
||||
rune2c = 0;
|
||||
rune3c = 0;
|
||||
rune4c = 0;
|
||||
mode = 1;
|
||||
|
||||
#sort rune groups into singletons, ranges and laces
|
||||
for(j = 0; j < runec; j++) {
|
||||
# range
|
||||
if(code(runev[j+1]) == code(runev[j])+1 && ((length(casev) == 0) ||
|
||||
code(casev[j+1]) == code(casev[j])+1) && j+1 < runec) {
|
||||
if (mode == 2) {
|
||||
continue;
|
||||
} else if (mode == 3) {
|
||||
rune3v1[rune3c] = runev[j];
|
||||
rune3c++;
|
||||
} else if (mode == 4) {
|
||||
rune4v1[rune4c] = runev[j];
|
||||
rune4c++;
|
||||
}
|
||||
mode = 2;
|
||||
rune2v0[rune2c] = runev[j];
|
||||
if(length(casev) > 0) {
|
||||
case2v[rune2c] = casev[j];
|
||||
}
|
||||
continue;
|
||||
}
|
||||
# lace 1
|
||||
if(code(runev[j+1]) == code(runev[j])+2 && ((length(casev) == 0) ||
|
||||
(code(casev[j+1]) == code(runev[j+1])+1 && code(casev[j]) == code(runev[j])+1)) &&
|
||||
j+1 < runec) {
|
||||
if (mode == 3) {
|
||||
continue;
|
||||
} else if (mode == 2) {
|
||||
rune2v1[rune2c] = runev[j];
|
||||
rune2c++;
|
||||
} else if (mode == 4) {
|
||||
rune4v1[rune2c] = runev[j];
|
||||
rune4c++;
|
||||
}
|
||||
mode = 3;
|
||||
rune3v0[rune3c] = runev[j];
|
||||
continue;
|
||||
}
|
||||
# lace 2
|
||||
if(code(runev[j+1]) == code(runev[j])+2 && ((length(casev) == 0) ||
|
||||
(code(casev[j+1]) == code(runev[j+1])-1 && code(casev[j]) == code(runev[j])-1)) &&
|
||||
j+1 < runec) {
|
||||
if (mode == 4) {
|
||||
continue;
|
||||
} else if (mode == 2) {
|
||||
rune2v1[rune2c] = runev[j];
|
||||
rune2c++;
|
||||
} else if (mode == 3) {
|
||||
rune3v1[rune2c] = runev[j];
|
||||
rune3c++;
|
||||
}
|
||||
mode = 4;
|
||||
rune4v0[rune4c] = runev[j];
|
||||
continue;
|
||||
}
|
||||
# terminating case
|
||||
if (mode == 1) {
|
||||
rune1v[rune1c] = runev[j];
|
||||
if (length(casev) > 0) {
|
||||
case1v[rune1c] = casev[j];
|
||||
}
|
||||
rune1c++;
|
||||
} else if (mode == 2) {
|
||||
rune2v1[rune2c] = runev[j];
|
||||
rune2c++;
|
||||
} else if (mode == 3) {
|
||||
rune3v1[rune3c] = runev[j];
|
||||
rune3c++;
|
||||
} else { #lace 2
|
||||
rune4v1[rune4c] = runev[j];
|
||||
rune4c++;
|
||||
}
|
||||
mode = 1;
|
||||
}
|
||||
print HEADER > file;
|
||||
|
||||
#generate list of laces 1
|
||||
if(rune3c > 0) {
|
||||
print "static Rune "name"3[][2] = {" > file;
|
||||
for(j = 0; j < rune3c; j++) {
|
||||
print "\t{ 0x"rune3v0[j]", 0x"rune3v1[j]" }," > file;
|
||||
}
|
||||
print "};\n" > file;
|
||||
}
|
||||
|
||||
#generate list of laces 2
|
||||
if(rune4c > 0) {
|
||||
print "static Rune "name"4[][2] = {" > file;
|
||||
for(j = 0; j < rune4c; j++) {
|
||||
print "\t{ 0x"rune4v0[j]", 0x"rune4v1[j]" }," > file;
|
||||
}
|
||||
print "};\n" > file;
|
||||
}
|
||||
|
||||
# generate list of ranges
|
||||
if(rune2c > 0) {
|
||||
if(length(casev) > 0) {
|
||||
print "static Rune "name"2[][3] = {" > file;
|
||||
for(j = 0; j < rune2c; j++) {
|
||||
print "\t{ 0x"rune2v0[j]", 0x"rune2v1[j]", 0x"case2v[j]" }," > file;
|
||||
}
|
||||
} else {
|
||||
print "static Rune "name"2[][2] = {" > file
|
||||
for(j = 0; j < rune2c; j++) {
|
||||
print "\t{ 0x"rune2v0[j]", 0x"rune2v1[j]" }," > file;
|
||||
}
|
||||
}
|
||||
print "};\n" > file;
|
||||
}
|
||||
|
||||
# generate list of singletons
|
||||
if(rune1c > 0) {
|
||||
if(length(casev) > 0) {
|
||||
print "static Rune "name"1[][2] = {" > file;
|
||||
for(j = 0; j < rune1c; j++) {
|
||||
print "\t{ 0x"rune1v[j]", 0x"case1v[j]" }," > file;
|
||||
}
|
||||
} else {
|
||||
print "static Rune "name"1[] = {" > file;
|
||||
for(j = 0; j < rune1c; j++) {
|
||||
print "\t0x"rune1v[j]"," > file;
|
||||
}
|
||||
}
|
||||
print "};\n" > file;
|
||||
}
|
||||
# generate lookup function
|
||||
print "int\nis"name"rune(Rune r)\n{" > file;
|
||||
if(rune4c > 0 || rune3c > 0)
|
||||
print "\tRune *match;\n" > file;
|
||||
if(rune4c > 0) {
|
||||
print "\tif((match = bsearch(&r, "name"4, nelem("name"4), sizeof *"name"4, &rune2cmp)))" > file;
|
||||
print "\t\treturn !((r - match[0]) % 2);" > file;
|
||||
}
|
||||
if(rune3c > 0) {
|
||||
print "\tif((match = bsearch(&r, "name"3, nelem("name"3), sizeof *"name"3, &rune2cmp)))" > file;
|
||||
print "\t\treturn !((r - match[0]) % 2);" > file;
|
||||
}
|
||||
if(rune2c > 0) {
|
||||
print "\tif(bsearch(&r, "name"2, nelem("name"2), sizeof *"name"2, &rune2cmp))\n\t\treturn 1;" > file;
|
||||
}
|
||||
if(rune1c > 0) {
|
||||
print "\tif(bsearch(&r, "name"1, nelem("name"1), sizeof *"name"1, &rune1cmp))\n\t\treturn 1;" > file;
|
||||
}
|
||||
print "\treturn 0;\n}" > file;
|
||||
|
||||
# generate case conversion function
|
||||
if(length(casev) > 0) {
|
||||
print "\nint\nto"casename"rune(Rune r)\n{\n\tRune *match;\n" > file;
|
||||
if(rune4c > 0) {
|
||||
print "\tmatch = bsearch(&r, "name"4, nelem("name"4), sizeof *"name"4, &rune2cmp);" > file;
|
||||
print "\tif (match)" > file;
|
||||
print "\t\treturn ((r - match[0]) % 2) ? r : r - 1;" > file;
|
||||
}
|
||||
if(rune3c > 0) {
|
||||
print "\tmatch = bsearch(&r, "name"3, nelem("name"3), sizeof *"name"3, &rune2cmp);" > file;
|
||||
print "\tif (match)" > file;
|
||||
print "\t\treturn ((r - match[0]) % 2) ? r : r + 1;" > file;
|
||||
}
|
||||
if(rune2c > 0) {
|
||||
print "\tmatch = bsearch(&r, "name"2, nelem("name"2), sizeof *"name"2, &rune2cmp);" > file;
|
||||
print "\tif (match)" > file;
|
||||
print "\t\treturn match[2] + (r - match[0]);" > file;
|
||||
}
|
||||
if(rune1c > 0) {
|
||||
print "\tmatch = bsearch(&r, "name"1, nelem("name"1), sizeof *"name"1, &rune1cmp);" > file;
|
||||
print "\tif (match)" > file;
|
||||
print "\t\treturn match[1];" > file;
|
||||
}
|
||||
print "\treturn r;\n}" > file;
|
||||
}
|
||||
}
|
||||
|
||||
function otheris() {
|
||||
print HEADER_OTHER > "isalnumrune.c";
|
||||
print "int\nisalnumrune(Rune r)\n{\n\treturn isalpharune(r) || isdigitrune(r);\n}" > "isalnumrune.c";
|
||||
print HEADER_OTHER > "isblankrune.c";
|
||||
print "int\nisblankrune(Rune r)\n{\n\treturn r == ' ' || r == '\\t';\n}" > "isblankrune.c";
|
||||
print HEADER_OTHER > "isprintrune.c";
|
||||
print "int\nisprintrune(Rune r)\n{\n\treturn !iscntrlrune(r) && (r != 0x2028) && (r != 0x2029) &&" > "isprintrune.c";
|
||||
print "\t ((r < 0xFFF9) || (r > 0xFFFB));\n}" > "isprintrune.c";
|
||||
print HEADER_OTHER > "isgraphrune.c";
|
||||
print "int\nisgraphrune(Rune r)\n{\n\treturn !isspacerune(r) && isprintrune(r);\n}" > "isgraphrune.c";
|
||||
print HEADER_OTHER > "ispunctrune.c";
|
||||
print "int\nispunctrune(Rune r)\n{\n\treturn isgraphrune(r) && !isalnumrune(r);\n}" > "ispunctrune.c";
|
||||
print HEADER_OTHER > "isxdigitrune.c";
|
||||
print "int\nisxdigitrune(Rune r)\n{\n\treturn (r >= '0' && (r - '0') < 10) || (r >= 'a' && (r - 'a') < 6);\n}" > "isxdigitrune.c";
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user