;;; indian.el --- Indian languages support -*- coding: utf-8; -*-
-;; Copyright (C) 1997, 1999, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
-;; Free Software Foundation, Inc.
-;; Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008
+;; Copyright (C) 1997, 1999, 2001-2014 Free Software Foundation, Inc.
+;; Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
;; National Institute of Advanced Industrial Science and Technology (AIST)
;; Registration Number H14PRO021
"Devanagari" '((charset unicode)
(coding-system utf-8)
(coding-priority utf-8)
- (input-method . "dev-aiba")
+ (input-method . "devanagari-aiba")
(documentation . "\
Such languages using Devanagari script as Hindi and Marathi
are supported in this language environment."))
South Indian language Malayalam is supported in this language environment."))
'("Indian"))
+;; Replace mnemonic characters in REGEXP according to TABLE. TABLE is
+;; an alist of (MNEMONIC-STRING . REPLACEMENT-STRING).
+
+(defun indian-compose-regexp (regexp table)
+ (let ((case-fold-search nil))
+ (dolist (elt table)
+ (setq regexp (replace-regexp-in-string (car elt) (cdr elt) regexp t t)))
+ regexp))
+
(defconst devanagari-composable-pattern
- (concat
- "\\([अ-औॠॡ][ँं]?\\)\\|[ः।]"
- "\\|\\("
- "\\(?:\\(?:[क-हक़-य़]्\\)?\\(?:[क-हक़-य़]्\\)?\\(?:[क-हक़-य़]्\\)?[क-हक़-य़]्\\)?"
- "[क-हक़-य़]\\(?:्\\|[ा-्ॢॣ]?[ंँ]?\\)?"
- "\\)")
+ (let ((table
+ '(("a" . "[\u0900-\u0902]") ; vowel modifier (above)
+ ("A" . "\u0903") ; vowel modifier (post)
+ ("V" . "[\u0904-\u0914\u0960-\u0961\u0972]") ; independent vowel
+ ("C" . "[\u0915-\u0939\u0958-\u095F\u0979-\u097F]") ; consonant
+ ("R" . "\u0930") ; RA
+ ("n" . "\u093C") ; NUKTA
+ ("v" . "[\u093E-\u094C\u094E\u0955\u0962-\u0963]") ; vowel sign
+ ("H" . "\u094D") ; HALANT
+ ("s" . "[\u0951-\u0952]") ; stress sign
+ ("t" . "[\u0953-\u0954]") ; accent
+ ("N" . "\u200C") ; ZWNJ
+ ("J" . "\u200D") ; ZWJ
+ ("X" . "[\u0900-\u097F]")))) ; all coverage
+ (indian-compose-regexp
+ (concat
+ ;; syllables with an independent vowel, or
+ "\\(?:RH\\)?Vn?\\(?:J?HR\\)?v*n?a?s?t?A?\\|"
+ ;; consonant-based syllables, or
+ "Cn?\\(?:J?HJ?Cn?\\)*\\(?:H[NJ]?\\|v*n?a?s?t?A?\\)\\|"
+ ;; special consonant form, or
+ "JHR\\|"
+ ;; any other singleton characters
+ "X")
+ table))
"Regexp matching a composable sequence of Devanagari characters.")
+(defconst bengali-composable-pattern
+ (let ((table
+ '(("a" . "\u0981") ; SIGN CANDRABINDU
+ ("A" . "[\u0982-\u0983]") ; SIGN ANUSVARA .. VISARGA
+ ("V" . "[\u0985-\u0994\u09E0-\u09E1]") ; independent vowel
+ ("C" . "[\u0995-\u09B9\u09DC-\u09DF\u09F1]") ; consonant
+ ("B" . "[\u09AC\u09AF-\u09B0\u09F0]") ; BA, YA, RA
+ ("R" . "[\u09B0\u09F0]") ; RA
+ ("n" . "\u09BC") ; NUKTA
+ ("v" . "[\u09BE-\u09CC\u09D7\u09E2-\u09E3]") ; vowel sign
+ ("H" . "\u09CD") ; HALANT
+ ("T" . "\u09CE") ; KHANDA TA
+ ("N" . "\u200C") ; ZWNJ
+ ("J" . "\u200D") ; ZWJ
+ ("X" . "[\u0980-\u09FF]")))) ; all coverage
+ (indian-compose-regexp
+ (concat
+ ;; syllables with an independent vowel, or
+ "\\(?:RH\\)?Vn?\\(?:J?HB\\)?v*n?a?A?\\|"
+ ;; consonant-based syllables, or
+ "Cn?\\(?:J?HJ?Cn?\\)*\\(?:H[NJ]?\\|v*[NJ]?v?a?A?\\)\\|"
+ ;; another syllables with an independent vowel, or
+ "\\(?:RH\\)?T\\|"
+ ;; special consonant form, or
+ "JHB\\|"
+ ;; any other singleton characters
+ "X")
+ table))
+ "Regexp matching a composable sequence of Bengali characters.")
+
+(defconst gurmukhi-composable-pattern
+ (let ((table
+ '(("a" . "[\u0A01-\u0A02\u0A70]") ; SIGN ADAK BINDI .. BINDI, TIPPI
+ ("A" . "\u0A03") ; SIGN VISARGA
+ ("V" . "[\u0A05-\u0A14]") ; independent vowel
+ ("C" . "[\u0A15-\u0A39\u0A59-\u0A5E]") ; consonant
+ ("Y" . "[\u0A2F-u0A30\u0A35\u0A39]") ; YA, RA, VA, HA
+ ("n" . "\u0A3C") ; NUKTA
+ ("v" . "[\u0A3E-\u0A4C]") ; vowel sign
+ ("H" . "\u0A4D") ; VIRAMA
+ ("N" . "\u200C") ; ZWNJ
+ ("J" . "\u200D") ; ZWJ
+ ("X" . "[\u0A00-\u0A7F]")))) ; all coverage
+ (indian-compose-regexp
+ (concat
+ ;; consonant-based syllables, or
+ "Cn?\\(?:J?HJ?Cn?\\)*\\(?:H[NJ]?\\|v*n?a?A?\\)\\|"
+ ;; syllables with an independent vowel, or
+ "Vn?\\(?:J?HY\\)?v*n?a?A?\\|"
+ ;; special consonant form, or
+ "JHY\\|"
+ ;; any other singleton characters
+ "X")
+ table))
+ "Regexp matching a composable sequence of Gurmukhi characters.")
+
+(defconst gujarati-composable-pattern
+ (let ((table
+ '(("a" . "[\u0A81-\u0A82]") ; SIGN CANDRABINDU .. ANUSVARA
+ ("A" . "\u0A83") ; SIGN VISARGA
+ ("V" . "[\u0A85-\u0A94\u0AE0-\u0AE1]") ; independent vowel
+ ("C" . "[\u0A95-\u0AB9]") ; consonant
+ ("R" . "\u0AB0") ; RA
+ ("n" . "\u0ABC") ; NUKTA
+ ("v" . "[\u0ABE-\u0ACC\u0AE2-\u0AE3]") ; vowel sign
+ ("H" . "\u0ACD") ; VIRAMA
+ ("N" . "\u200C") ; ZWNJ
+ ("J" . "\u200D") ; ZWJ
+ ("X" . "[\u0A80-\u0AFF]")))) ; all coverage
+ (indian-compose-regexp
+ (concat
+ ;; syllables with an independent vowel, or
+ "\\(?:RH\\)?Vn?\\(?:J?HR\\)?v*n?a?A?\\|"
+ ;; consonant-based syllables, or
+ "Cn?\\(?:J?HJ?Cn?\\)*\\(?:H[NJ]?\\|v*n?a?A?\\)\\|"
+ ;; special consonant form, or
+ "JHR\\|"
+ ;; any other singleton characters
+ "X")
+ table))
+ "Regexp matching a composable sequence of Gujarati characters.")
+
+(defconst oriya-composable-pattern
+ (let ((table
+ '(("a" . "\u0B01") ; SIGN CANDRABINDU
+ ("A" . "[\u0B02-\u0B03]") ; SIGN ANUSVARA .. VISARGA
+ ("V" . "[\u0B05-\u0B14\u0B60-\u0B61]") ; independent vowel
+ ("C" . "[\u0B15-\u0B39\u0B5C-\u0B5D\u0B71]") ; consonant
+ ("B" . "[\u0B15-\u0B17\u0B1B-\u0B1D\u0B1F-\u0B21\u0B23-\u0B24\u0B27-\u0B30\u0B32-\u0B35\u0B38-\u0B39]") ; consonant with below form
+ ("R" . "\u0B30") ; RA
+ ("n" . "\u0B3C") ; NUKTA
+ ("v" . "[\u0B3E-\u0B4C\u0B56-\u0B57\u0B62-\u0B63]") ; vowel sign
+ ("H" . "\u0B4D") ; VIRAMA
+ ("N" . "\u200C") ; ZWNJ
+ ("J" . "\u200D") ; ZWJ
+ ("X" . "[\u0B00-\u0B7F]")))) ; all coverage
+ (indian-compose-regexp
+ (concat
+ ;; syllables with an independent vowel, or
+ "\\(?:RH\\)?Vn?\\(?:J?HB\\)?v*n?a?A?\\|"
+ ;; consonant-based syllables, or
+ "Cn?\\(?:J?HJ?Cn?\\)*\\(?:H[NJ]?\\|v*n?a?A?\\)\\|"
+ ;; special consonant form, or
+ "JHB\\|"
+ ;; any other singleton characters
+ "X")
+ table))
+ "Regexp matching a composable sequence of Oriya characters.")
+
(defconst tamil-composable-pattern
- (concat
- "\\([அ-ஔ]\\)\\|"
- "[ஂஃ]\\|" ;; vowel modifier considered independent
- "\\(\\(?:\\(?:க்ஷ\\)\\|[க-ஹ]\\)[்ா-ௌ]?\\)\\|"
- "\\(ஷ்ரீ\\)")
+ (let ((table
+ '(("a" . "\u0B82") ; SIGN ANUSVARA
+ ("V" . "[\u0B85-\u0B94]") ; independent vowel
+ ("C" . "[\u0B95-\u0BB9]") ; consonant
+ ("v" . "[\u0BBE-\u0BCC\u0BD7]") ; vowel sign
+ ("H" . "\u0BCD") ; VIRAMA
+ ("N" . "\u200C") ; ZWNJ
+ ("J" . "\u200D") ; ZWJ
+ ("X" . "[\u0B80-\u0BFF]")))) ; all coverage
+ (indian-compose-regexp
+ (concat
+ ;; consonant-based syllables, or
+ "C\\(?:J?HJ?C\\)*\\(?:H[NJ]?\\|v*a?\\)\\|"
+ ;; syllables with an independent vowel, or
+ "Vv*a?\\|"
+ ;; any other singleton characters
+ "X")
+ table))
"Regexp matching a composable sequence of Tamil characters.")
+(defconst telugu-composable-pattern
+ (let ((table
+ '(("a" . "[\u0C01-\u0C03]") ; SIGN CANDRABINDU .. VISARGA
+ ("V" . "[\u0C05-\u0C14\u0C60-\u0C61]") ; independent vowel
+ ("C" . "[\u0C15-\u0C39\u0C58-\u0C59]") ; consonant
+ ("v" . "[\u0C3E-\u0C4C\u0C55-\u0C56\u0C62-\u0C63]") ; vowel sign
+ ("H" . "\u0C4D") ; VIRAMA
+ ("N" . "\u200C") ; ZWNJ
+ ("J" . "\u200D") ; ZWJ
+ ("X" . "[\u0C00-\u0C7F]")))) ; all coverage
+ (indian-compose-regexp
+ (concat
+ ;; consonant-based syllables, or
+ "C\\(?:J?HJ?C\\)*\\(?:H[NJ]?\\|v*a?\\)\\|"
+ ;; syllables with an independent vowel, or
+ "V\\(?:J?HC\\)?v*a?\\|"
+ ;; special consonant form, or
+ "JHC\\|"
+ ;; any other singleton characters
+ "X")
+ table))
+ "Regexp matching a composable sequence of Telugu characters.")
+
(defconst kannada-composable-pattern
- (concat
- "\\([ಂ-ಔೠಌ]\\)\\|[ಃ]"
- "\\|\\("
- "\\(?:\\(?:[ಕ-ಹ]್\\)?\\(?:[ಕ-ಹ]್\\)?\\(?:[ಕ-ಹ]್\\)?[ಕ-ಹ]್\\)?"
- "[ಕ-ಹ]\\(?:್\\|[ಾ-್ೕೃ]?\\)?"
- "\\)")
+ (let ((table
+ '(("A" . "[\u0C82-\u0C83]") ; SIGN ANUSVARA .. VISARGA
+ ("V" . "[\u0C85-\u0C94\u0CE0-\u0CE1]") ; independent vowel
+ ("C" . "[\u0C95-\u0CB9\u0CDE]") ; consonant
+ ("R" . "\u0CB0") ; RA
+ ("n" . "\u0CBC") ; NUKTA
+ ("v" . "[\u0CBE-\u0CCC\u0CD5-\u0CD6\u0CE2-\u0CE3]") ; vowel sign
+ ("H" . "\u0CCD") ; VIRAMA
+ ("N" . "\u200C") ; ZWNJ
+ ("J" . "\u200D") ; ZWJ
+ ("X" . "[\u0C80-\u0CFF]")))) ; all coverage
+ (indian-compose-regexp
+ (concat
+ ;; syllables with an independent vowel, or
+ "\\(?:RH\\)?Vn?\\(?:J?HC\\)?v?A?\\|"
+ ;; consonant-based syllables, or
+ "Cn?\\(?:J?HJ?Cn?\\)*\\(?:H[NJ]?\\|v*n?A?\\)\\|"
+ ;; special consonant form, or
+ "JHC\\|"
+ ;; any other singleton characters
+ "X")
+ table))
"Regexp matching a composable sequence of Kannada characters.")
(defconst malayalam-composable-pattern
- (concat
- "\\([അ-ഔ][ം]?\\)\\|ഃ"
- "\\|\\("
- "\\(?:\\(?:[ക-ഹ]്\\)?\\(?:[ക-ഹ]്\\)?\\(?:[ക-ഹ]്\\)?[ക-ഹ]്\\)?"
- "[ക-ഹ]\\(?:്\\|[ാ-ൃെേൈൊൊോൌ]?[ം്]?\\)?"
- "\\)")
+ (let ((table
+ '(("A" . "[\u0D02-\u0D03]") ; SIGN ANUSVARA .. VISARGA
+ ("V" . "[\u0D05-\u0D14\u0D60-\u0D61]") ; independent vowel
+ ("C" . "[\u0D15-\u0D39]") ; consonant
+ ("Y" . "[\u0D2F-\u0D30\u0D32\u0D35]") ; YA, RA, LA, VA
+ ("v" . "[\u0D3E-\u0D4C\u0D57\u0D62-\u0D63]") ; postbase matra
+ ("H" . "\u0D4D") ; SIGN VIRAMA
+ ("N" . "\u200C") ; ZWNJ
+ ("J" . "\u200D") ; ZWJ
+ ("X" . "[\u0D00-\u0D7F]")))) ; all coverage
+ (indian-compose-regexp
+ (concat
+ ;; consonant-based syllables, or
+ "C\\(?:J?HJ?C\\)*\\(?:H[NJ]?\\|v?A?\\)\\|"
+ ;; syllables with an independent vowel, or
+ "V\\(?:J?HY\\)?v*?A?\\|"
+ ;; special consonant form, or
+ "JHY\\|"
+ ;; any other singleton characters
+ "X")
+ table))
"Regexp matching a composable sequence of Malayalam characters.")
(let ((script-regexp-alist
`((devanagari . ,devanagari-composable-pattern)
- (bengali . "[\x980-\x9FF\x200C\x200D]+")
- (gurmukhi . "[\xA00-\xA7F\x200C\x200D]+")
- (gujarati . "[\xA80-\xAFF\x200C\x200D]+")
- (oriya . "[\xB00-\xB7F\x200C\x200D]+")
+ (bengali . ,bengali-composable-pattern)
+ (gurmukhi . ,gurmukhi-composable-pattern)
+ (gujarati . ,gujarati-composable-pattern)
+ (oriya . ,oriya-composable-pattern)
(tamil . ,tamil-composable-pattern)
- (telugu . "[\xC00-\xC7F\x200C\x200D]+")
+ (telugu . ,telugu-composable-pattern)
(kannada . ,kannada-composable-pattern)
(malayalam . ,malayalam-composable-pattern))))
(map-char-table
(provide 'indian)
-;; arch-tag: 83aa8fc7-7ee2-4364-a6e5-498f5e3b8c2f
;;; indian.el ends here