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authorKristaps Dzonsons <kristaps@bsd.lv>2010-07-05 20:00:55 +0000
committerKristaps Dzonsons <kristaps@bsd.lv>2010-07-05 20:00:55 +0000
commitd7a99a7add200310e8838bb9d92c7a9d70956551 (patch)
tree4c5ce6e0ded40fa2bffa799f83dba802b8f3de42 /mandoc.c
parentcdfe0850b39b763bf1ad531a199febdf0f91d6ee (diff)
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Renamed mandoc.c to libmandoc.c. This is in the efforts of getting a
cleaner namespace for functions across the entire system (mandoc.h: getting parsed-string values, or declarations necessary for the AST data), and compiler functions (libmandoc.h: back-end functions and declarations).
Diffstat (limited to 'mandoc.c')
-rw-r--r--mandoc.c396
1 files changed, 0 insertions, 396 deletions
diff --git a/mandoc.c b/mandoc.c
deleted file mode 100644
index a923a368..00000000
--- a/mandoc.c
+++ /dev/null
@@ -1,396 +0,0 @@
-/* $Id: mandoc.c,v 1.19 2010/06/19 20:46:28 kristaps Exp $ */
-/*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <sys/types.h>
-
-#include <assert.h>
-#include <ctype.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <time.h>
-
-#include "mandoc.h"
-#include "libmandoc.h"
-
-static int a2time(time_t *, const char *, const char *);
-static int spec_norm(char *, int);
-
-
-/*
- * "Normalise" a special string by converting its ASCII_HYPH entries
- * into actual hyphens.
- */
-static int
-spec_norm(char *p, int sz)
-{
- int i;
-
- for (i = 0; i < sz; i++)
- if (ASCII_HYPH == p[i])
- p[i] = '-';
-
- return(sz);
-}
-
-
-int
-mandoc_special(char *p)
-{
- int terminator; /* Terminator for \s. */
- int lim; /* Limit for N in \s. */
- int c, i;
- char *sv;
-
- sv = p;
-
- if ('\\' != *p++)
- return(spec_norm(sv, 0));
-
- switch (*p) {
- case ('\''):
- /* FALLTHROUGH */
- case ('`'):
- /* FALLTHROUGH */
- case ('q'):
- /* FALLTHROUGH */
- case (ASCII_HYPH):
- /* FALLTHROUGH */
- case ('-'):
- /* FALLTHROUGH */
- case ('~'):
- /* FALLTHROUGH */
- case ('^'):
- /* FALLTHROUGH */
- case ('%'):
- /* FALLTHROUGH */
- case ('0'):
- /* FALLTHROUGH */
- case (' '):
- /* FALLTHROUGH */
- case ('}'):
- /* FALLTHROUGH */
- case ('|'):
- /* FALLTHROUGH */
- case ('&'):
- /* FALLTHROUGH */
- case ('.'):
- /* FALLTHROUGH */
- case (':'):
- /* FALLTHROUGH */
- case ('c'):
- /* FALLTHROUGH */
- case ('e'):
- return(spec_norm(sv, 2));
- case ('s'):
- if ('\0' == *++p)
- return(spec_norm(sv, 2));
-
- c = 2;
- terminator = 0;
- lim = 1;
-
- if (*p == '\'') {
- lim = 0;
- terminator = 1;
- ++p;
- ++c;
- } else if (*p == '[') {
- lim = 0;
- terminator = 2;
- ++p;
- ++c;
- } else if (*p == '(') {
- lim = 2;
- terminator = 3;
- ++p;
- ++c;
- }
-
- if (*p == '+' || *p == '-') {
- ++p;
- ++c;
- }
-
- if (*p == '\'') {
- if (terminator)
- return(spec_norm(sv, 0));
- lim = 0;
- terminator = 1;
- ++p;
- ++c;
- } else if (*p == '[') {
- if (terminator)
- return(spec_norm(sv, 0));
- lim = 0;
- terminator = 2;
- ++p;
- ++c;
- } else if (*p == '(') {
- if (terminator)
- return(spec_norm(sv, 0));
- lim = 2;
- terminator = 3;
- ++p;
- ++c;
- }
-
- /* TODO: needs to handle floating point. */
-
- if ( ! isdigit((u_char)*p))
- return(spec_norm(sv, 0));
-
- for (i = 0; isdigit((u_char)*p); i++) {
- if (lim && i >= lim)
- break;
- ++p;
- ++c;
- }
-
- if (terminator && terminator < 3) {
- if (1 == terminator && *p != '\'')
- return(spec_norm(sv, 0));
- if (2 == terminator && *p != ']')
- return(spec_norm(sv, 0));
- ++p;
- ++c;
- }
-
- return(spec_norm(sv, c));
- case ('f'):
- /* FALLTHROUGH */
- case ('F'):
- /* FALLTHROUGH */
- case ('*'):
- if ('\0' == *++p || isspace((u_char)*p))
- return(spec_norm(sv, 0));
- switch (*p) {
- case ('('):
- if ('\0' == *++p || isspace((u_char)*p))
- return(spec_norm(sv, 0));
- return(spec_norm(sv, 4));
- case ('['):
- for (c = 3, p++; *p && ']' != *p; p++, c++)
- if (isspace((u_char)*p))
- break;
- return(spec_norm(sv, *p == ']' ? c : 0));
- default:
- break;
- }
- return(spec_norm(sv, 3));
- case ('('):
- if ('\0' == *++p || isspace((u_char)*p))
- return(spec_norm(sv, 0));
- if ('\0' == *++p || isspace((u_char)*p))
- return(spec_norm(sv, 0));
- return(spec_norm(sv, 4));
- case ('['):
- break;
- default:
- return(spec_norm(sv, 0));
- }
-
- for (c = 3, p++; *p && ']' != *p; p++, c++)
- if (isspace((u_char)*p))
- break;
-
- return(spec_norm(sv, *p == ']' ? c : 0));
-}
-
-
-void *
-mandoc_calloc(size_t num, size_t size)
-{
- void *ptr;
-
- ptr = calloc(num, size);
- if (NULL == ptr) {
- perror(NULL);
- exit(EXIT_FAILURE);
- }
-
- return(ptr);
-}
-
-
-void *
-mandoc_malloc(size_t size)
-{
- void *ptr;
-
- ptr = malloc(size);
- if (NULL == ptr) {
- perror(NULL);
- exit(EXIT_FAILURE);
- }
-
- return(ptr);
-}
-
-
-void *
-mandoc_realloc(void *ptr, size_t size)
-{
-
- ptr = realloc(ptr, size);
- if (NULL == ptr) {
- perror(NULL);
- exit(EXIT_FAILURE);
- }
-
- return(ptr);
-}
-
-
-char *
-mandoc_strdup(const char *ptr)
-{
- char *p;
-
- p = strdup(ptr);
- if (NULL == p) {
- perror(NULL);
- exit(EXIT_FAILURE);
- }
-
- return(p);
-}
-
-
-static int
-a2time(time_t *t, const char *fmt, const char *p)
-{
- struct tm tm;
- char *pp;
-
- memset(&tm, 0, sizeof(struct tm));
-
- pp = strptime(p, fmt, &tm);
- if (NULL != pp && '\0' == *pp) {
- *t = mktime(&tm);
- return(1);
- }
-
- return(0);
-}
-
-
-/*
- * Convert from a manual date string (see mdoc(7) and man(7)) into a
- * date according to the stipulated date type.
- */
-time_t
-mandoc_a2time(int flags, const char *p)
-{
- time_t t;
-
- if (MTIME_MDOCDATE & flags) {
- if (0 == strcmp(p, "$" "Mdocdate$"))
- return(time(NULL));
- if (a2time(&t, "$" "Mdocdate: %b %d %Y $", p))
- return(t);
- }
-
- if (MTIME_CANONICAL & flags || MTIME_REDUCED & flags)
- if (a2time(&t, "%b %d, %Y", p))
- return(t);
-
- if (MTIME_ISO_8601 & flags)
- if (a2time(&t, "%Y-%m-%d", p))
- return(t);
-
- if (MTIME_REDUCED & flags) {
- if (a2time(&t, "%d, %Y", p))
- return(t);
- if (a2time(&t, "%Y", p))
- return(t);
- }
-
- return(0);
-}
-
-
-int
-mandoc_eos(const char *p, size_t sz)
-{
-
- if (0 == sz)
- return(0);
-
- /*
- * End-of-sentence recognition must include situations where
- * some symbols, such as `)', allow prior EOS punctuation to
- * propogate outward.
- */
-
- for ( ; sz; sz--) {
- switch (p[(int)sz - 1]) {
- case ('\"'):
- /* FALLTHROUGH */
- case ('\''):
- /* FALLTHROUGH */
- case (']'):
- /* FALLTHROUGH */
- case (')'):
- break;
- case ('.'):
- /* Escaped periods. */
- if (sz > 1 && '\\' == p[(int)sz - 2])
- return(0);
- /* FALLTHROUGH */
- case ('!'):
- /* FALLTHROUGH */
- case ('?'):
- return(1);
- default:
- return(0);
- }
- }
-
- return(0);
-}
-
-
-int
-mandoc_hyph(const char *start, const char *c)
-{
-
- /*
- * Choose whether to break at a hyphenated character. We only
- * do this if it's free-standing within a word.
- */
-
- /* Skip first/last character of buffer. */
- if (c == start || '\0' == *(c + 1))
- return(0);
- /* Skip first/last character of word. */
- if ('\t' == *(c + 1) || '\t' == *(c - 1))
- return(0);
- if (' ' == *(c + 1) || ' ' == *(c - 1))
- return(0);
- /* Skip double invocations. */
- if ('-' == *(c + 1) || '-' == *(c - 1))
- return(0);
- /* Skip escapes. */
- if ('\\' == *(c - 1))
- return(0);
-
- return(1);
-}