version 1.6, 2009/10/22 18:55:32 |
version 1.17, 2010/06/25 19:50:23 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2009 Kristaps Dzonsons <kristaps@bsd.lv> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
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#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include <time.h> |
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#include "out.h" |
#include "out.h" |
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/* See a2roffdeco(). */ |
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#define C2LIM(c, l) do { \ |
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(l) = 1; \ |
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if ('[' == (c) || '\'' == (c)) \ |
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(l) = 0; \ |
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else if ('(' == (c)) \ |
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(l) = 2; } \ |
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while (/* CONSTCOND */ 0) |
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/* See a2roffdeco(). */ |
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#define C2TERM(c, t) do { \ |
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(t) = 0; \ |
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if ('\'' == (c)) \ |
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(t) = 1; \ |
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else if ('[' == (c)) \ |
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(t) = 2; \ |
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else if ('(' == (c)) \ |
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(t) = 3; } \ |
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while (/* CONSTCOND */ 0) |
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/* |
/* |
* Convert a `scaling unit' to a consistent form, or fail. Scaling |
* Convert a `scaling unit' to a consistent form, or fail. Scaling |
* units are documented in groff.7, mdoc.7, man.7. |
* units are documented in groff.7, mdoc.7, man.7. |
Line 115 a2roffsu(const char *src, struct roffsu *dst, enum rof |
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Line 139 a2roffsu(const char *src, struct roffsu *dst, enum rof |
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if ((dst->scale = atof(buf)) < 0) |
if ((dst->scale = atof(buf)) < 0) |
dst->scale = 0; |
dst->scale = 0; |
dst->unit = unit; |
dst->unit = unit; |
dst->pt = hasd; |
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return(1); |
return(1); |
} |
} |
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Line 162 time2a(time_t t, char *dst, size_t sz) |
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Line 184 time2a(time_t t, char *dst, size_t sz) |
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(void)strftime(p, sz, "%Y", &tm); |
(void)strftime(p, sz, "%Y", &tm); |
} |
} |
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/* |
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* Returns length of parsed string (the leading "\" should NOT be |
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* included). This can be zero if the current character is the nil |
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* terminator. "d" is set to the type of parsed decorator, which may |
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* have an adjoining "word" of size "sz" (e.g., "(ab" -> "ab", 2). |
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*/ |
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int |
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a2roffdeco(enum roffdeco *d, |
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const char **word, size_t *sz) |
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{ |
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int j, term, lim; |
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char set; |
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const char *wp, *sp; |
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*d = DECO_NONE; |
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wp = *word; |
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switch ((set = *wp)) { |
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case ('\0'): |
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return(0); |
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case ('('): |
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if ('\0' == *(++wp)) |
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return(1); |
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if ('\0' == *(wp + 1)) |
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return(2); |
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*d = DECO_SPECIAL; |
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*sz = 2; |
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*word = wp; |
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return(3); |
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case ('F'): |
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/* FALLTHROUGH */ |
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case ('f'): |
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/* |
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* FIXME: this needs work and consolidation (it should |
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* follow the sequence that special characters do, for |
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* one), but isn't a priority at the moment. Note, for |
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* one, that in reality \fB != \FB, although here we let |
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* these slip by. |
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*/ |
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switch (*(++wp)) { |
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case ('\0'): |
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return(1); |
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case ('3'): |
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/* FALLTHROUGH */ |
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case ('B'): |
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*d = DECO_BOLD; |
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return(2); |
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case ('2'): |
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/* FALLTHROUGH */ |
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case ('I'): |
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*d = DECO_ITALIC; |
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return(2); |
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case ('P'): |
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*d = DECO_PREVIOUS; |
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return(2); |
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case ('1'): |
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/* FALLTHROUGH */ |
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case ('R'): |
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*d = DECO_ROMAN; |
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return(2); |
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case ('('): |
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if ('\0' == *(++wp)) |
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return(2); |
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if ('\0' == *(wp + 1)) |
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return(3); |
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*d = 'F' == set ? DECO_FFONT : DECO_FONT; |
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*sz = 2; |
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*word = wp; |
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return(4); |
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case ('['): |
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*word = ++wp; |
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for (j = 0; *wp && ']' != *wp; wp++, j++) |
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/* Loop... */ ; |
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if ('\0' == *wp) |
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return(j + 2); |
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*d = 'F' == set ? DECO_FFONT : DECO_FONT; |
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*sz = (size_t)j; |
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return(j + 3); |
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default: |
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break; |
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} |
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*d = 'F' == set ? DECO_FFONT : DECO_FONT; |
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*sz = 1; |
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*word = wp; |
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return(2); |
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case ('*'): |
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switch (*(++wp)) { |
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case ('\0'): |
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return(1); |
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case ('('): |
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if ('\0' == *(++wp)) |
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return(2); |
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if ('\0' == *(wp + 1)) |
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return(3); |
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*d = DECO_RESERVED; |
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*sz = 2; |
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*word = wp; |
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return(4); |
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case ('['): |
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*word = ++wp; |
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for (j = 0; *wp && ']' != *wp; wp++, j++) |
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/* Loop... */ ; |
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if ('\0' == *wp) |
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return(j + 2); |
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*d = DECO_RESERVED; |
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*sz = (size_t)j; |
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return(j + 3); |
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default: |
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break; |
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} |
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*d = DECO_RESERVED; |
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*sz = 1; |
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*word = wp; |
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return(2); |
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case ('s'): |
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sp = wp; |
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if ('\0' == *(++wp)) |
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return(1); |
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C2LIM(*wp, lim); |
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C2TERM(*wp, term); |
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if (term) |
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wp++; |
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*word = wp; |
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if (*wp == '+' || *wp == '-') |
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++wp; |
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switch (*wp) { |
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case ('\''): |
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/* FALLTHROUGH */ |
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case ('['): |
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/* FALLTHROUGH */ |
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case ('('): |
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if (term) |
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return((int)(wp - sp)); |
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C2LIM(*wp, lim); |
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C2TERM(*wp, term); |
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wp++; |
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break; |
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default: |
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break; |
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} |
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if ( ! isdigit((u_char)*wp)) |
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return((int)(wp - sp)); |
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for (j = 0; isdigit((u_char)*wp); j++) { |
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if (lim && j >= lim) |
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break; |
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++wp; |
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} |
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if (term && term < 3) { |
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if (1 == term && *wp != '\'') |
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return((int)(wp - sp)); |
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if (2 == term && *wp != ']') |
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return((int)(wp - sp)); |
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++wp; |
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} |
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*d = DECO_SIZE; |
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return((int)(wp - sp)); |
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case ('['): |
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*word = ++wp; |
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for (j = 0; *wp && ']' != *wp; wp++, j++) |
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/* Loop... */ ; |
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if ('\0' == *wp) |
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return(j + 1); |
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*d = DECO_SPECIAL; |
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*sz = (size_t)j; |
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return(j + 2); |
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case ('c'): |
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*d = DECO_NOSPACE; |
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*sz = 1; |
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return(1); |
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default: |
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break; |
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} |
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*d = DECO_SPECIAL; |
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*word = wp; |
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*sz = 1; |
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return(1); |
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} |