2 * Copyright 2010 Nexenta Systems, Inc. All rights reserved.
3 * Copyright 2015 John Marino <draco@marino.st>
5 * This source code is derived from the illumos localedef command, and
6 * provided under BSD-style license terms by Nexenta Systems, Inc.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
32 * CHARMAP file handling for localedef.
35 #include <sys/types.h>
44 #include "localedef.h"
48 typedef struct charmap {
51 RB_ENTRY(charmap) rb_sym;
52 RB_ENTRY(charmap) rb_wc;
55 static int cmap_compare_sym(const void *n1, const void *n2);
56 static int cmap_compare_wc(const void *n1, const void *n2);
58 static RB_HEAD(cmap_sym, charmap) cmap_sym;
59 static RB_HEAD(cmap_wc, charmap) cmap_wc;
61 RB_PROTOTYPE_STATIC(cmap_sym, charmap, rb_sym, cmap_compare_sym);
62 RB_PROTOTYPE_STATIC(cmap_wc, charmap, rb_wc, cmap_compare_wc);
64 RB_GENERATE(cmap_sym, charmap, rb_sym, cmap_compare_sym);
65 RB_GENERATE(cmap_wc, charmap, rb_wc, cmap_compare_wc);
68 * Array of POSIX specific portable characters.
74 } portable_chars[] = {
77 { "backspace", '\b' },
79 { "carriage-return", '\r' },
81 { "vertical-tab", '\v' },
82 { "form-feed", '\f' },
84 { "exclamation-mark", '!' },
85 { "quotation-mark", '"' },
86 { "number-sign", '#' },
87 { "dollar-sign", '$' },
88 { "percent-sign", '%' },
90 { "apostrophe", '\'' },
91 { "left-parenthesis", '(' },
92 { "right-parenthesis", '(' },
96 { "hyphen-minus", '-' },
113 { "semicolon", ';' },
114 { "less-than-sign", '<' },
115 { "equals-sign", '=' },
116 { "greater-than-sign", '>' },
117 { "question-mark", '?' },
118 { "commercial-at", '@' },
119 { "left-square-bracket", '[' },
120 { "backslash", '\\' },
121 { "reverse-solidus", '\\' },
122 { "right-square-bracket", ']' },
123 { "circumflex", '^' },
124 { "circumflex-accent", '^' },
126 { "underscore", '_' },
127 { "grave-accent", '`' },
128 { "left-brace", '{' },
129 { "left-curly-bracket", '{' },
130 { "vertical-line", '|' },
131 { "right-brace", '}' },
132 { "right-curly-bracket", '}' },
190 cmap_compare_sym(const void *n1, const void *n2)
192 const charmap_t *c1 = n1;
193 const charmap_t *c2 = n2;
196 rv = strcmp(c1->name, c2->name);
197 return ((rv < 0) ? -1 : (rv > 0) ? 1 : 0);
201 cmap_compare_wc(const void *n1, const void *n2)
203 const charmap_t *c1 = n1;
204 const charmap_t *c2 = n2;
206 return ((c1->wc < c2->wc) ? -1 : (c1->wc > c2->wc) ? 1 : 0);
218 add_charmap_impl(const char *sym, wchar_t wc, int nodups)
227 * also possibly insert the wide mapping, although note that there
228 * can only be one of these per wide character code.
230 if ((wc != (wchar_t)-1) && ((RB_FIND(cmap_wc, &cmap_wc, &srch)) == NULL)) {
231 if ((n = calloc(1, sizeof (*n))) == NULL) {
232 errf("out of memory");
236 RB_INSERT(cmap_wc, &cmap_wc, n);
240 if (RB_FIND(cmap_sym, &cmap_sym, &srch) != NULL) {
242 errf("duplicate character definition");
246 if ((n == NULL) && ((n = calloc(1, sizeof (*n))) == NULL)) {
247 errf("out of memory");
253 RB_INSERT(cmap_sym, &cmap_sym, n);
258 add_charmap(const char *sym, int c)
260 add_charmap_impl(sym, c, 1);
264 add_charmap_undefined(char *sym)
267 charmap_t *cm = NULL;
270 cm = RB_FIND(cmap_sym, &cmap_sym, &srch);
272 if ((undefok == 0) && ((cm == NULL) || (cm->wc == (wchar_t)-1))) {
273 warn("undefined symbol <%s>", sym);
274 add_charmap_impl(sym, -1, 0);
281 add_charmap_range(char *s, char *e, int wc)
288 static const char *digits = "0123456789";
293 if (((si = strcspn(s, digits)) == 0) || (si == ls) ||
294 (strncmp(s, e, si) != 0) ||
295 ((int)strspn(s + si, digits) != (ls - si)) ||
296 ((int)strspn(e + si, digits) != (le - si)) ||
297 ((sn = atoi(s + si)) > ((en = atoi(e + si))))) {
298 errf("malformed charmap range");
304 for (i = sn; i <= en; i++) {
306 (void) asprintf(&nn, "%s%0*u", s, ls - si, i);
308 errf("out of memory");
312 add_charmap_impl(nn, wc, 1);
320 add_charmap_char(const char *name, int val)
322 add_charmap_impl(name, val, 0);
326 * POSIX insists that certain entries be present, even when not in the
327 * orginal charmap file.
330 add_charmap_posix(void)
334 for (i = 0; portable_chars[i].name; i++) {
335 add_charmap_char(portable_chars[i].name, portable_chars[i].ch);
340 lookup_charmap(const char *sym, wchar_t *wc)
346 n = RB_FIND(cmap_sym, &cmap_sym, &srch);
347 if (n && n->wc != (wchar_t)-1) {
356 check_charmap(wchar_t wc)
361 return (RB_FIND(cmap_wc, &cmap_wc, &srch) ? 0 : -1);