1 /* $Id: mandoc.c,v 1.10 2010/01/05 19:51:10 kristaps Exp $ */
3 * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 #include <sys/types.h>
27 #include "libmandoc.h"
29 static int a2time(time_t *, const char *, const char *);
33 mandoc_special(const char *p)
35 int terminator; /* Terminator for \s. */
36 int lim; /* Limit for N in \s. */
74 if ('\0' == *++p || ! isgraph((u_char)*p))
90 } else if (*p == '[') {
95 } else if (*p == '(') {
102 if (*p == '+' || *p == '-') {
114 } else if (*p == '[') {
121 } else if (*p == '(') {
130 /* TODO: needs to handle floating point. */
132 if ( ! isdigit((u_char)*p))
135 for (i = 0; isdigit((u_char)*p); i++) {
142 if (terminator && terminator < 3) {
143 if (1 == terminator && *p != '\'')
145 if (2 == terminator && *p != ']')
153 if (0 == *++p || ! isgraph((u_char)*p))
157 if (0 == *++p || ! isgraph((u_char)*p))
161 for (c = 3, p++; *p && ']' != *p; p++, c++)
162 if ( ! isgraph((u_char)*p))
164 return(*p == ']' ? c : 0);
170 if (0 == *++p || ! isgraph((u_char)*p))
172 if (0 == *++p || ! isgraph((u_char)*p))
181 for (c = 3, p++; *p && ']' != *p; p++, c++)
182 if ( ! isgraph((u_char)*p))
185 return(*p == ']' ? c : 0);
190 mandoc_calloc(size_t num, size_t size)
194 ptr = calloc(num, size);
205 mandoc_malloc(size_t size)
220 mandoc_realloc(void *ptr, size_t size)
223 ptr = realloc(ptr, size);
234 mandoc_strdup(const char *ptr)
249 a2time(time_t *t, const char *fmt, const char *p)
254 memset(&tm, 0, sizeof(struct tm));
256 pp = strptime(p, fmt, &tm);
257 if (NULL != pp && '\0' == *pp) {
267 * Convert from a manual date string (see mdoc(7) and man(7)) into a
268 * date according to the stipulated date type.
271 mandoc_a2time(int flags, const char *p)
275 if (MTIME_MDOCDATE & flags) {
276 if (0 == strcmp(p, "$" "Mdocdate$"))
278 if (a2time(&t, "$" "Mdocdate: %b %d %Y $", p))
282 if (MTIME_CANONICAL & flags || MTIME_REDUCED & flags)
283 if (a2time(&t, "%b %d, %Y", p))
286 if (MTIME_ISO_8601 & flags)
287 if (a2time(&t, "%Y-%m-%d", p))
290 if (MTIME_REDUCED & flags) {
291 if (a2time(&t, "%d, %Y", p))
293 if (a2time(&t, "%Y", p))