=================================================================== RCS file: /cvs/mandoc/Attic/mdocterm.c,v retrieving revision 1.26 retrieving revision 1.27 diff -u -p -r1.26 -r1.27 --- mandoc/Attic/mdocterm.c 2009/03/02 17:29:16 1.26 +++ mandoc/Attic/mdocterm.c 2009/03/03 21:07:01 1.27 @@ -1,4 +1,4 @@ -/* $Id: mdocterm.c,v 1.26 2009/03/02 17:29:16 kristaps Exp $ */ +/* $Id: mdocterm.c,v 1.27 2009/03/03 21:07:01 kristaps Exp $ */ /* * Copyright (c) 2008 Kristaps Dzonsons * @@ -32,6 +32,11 @@ #include "mmain.h" #include "term.h" +struct termenc { + const char *enc; + int sym; +}; + static void body(struct termp *, struct termpair *, const struct mdoc_meta *, @@ -57,6 +62,67 @@ extern size_t strlcat(char *, const char *, size_t) extern size_t strlcpy(char *, const char *, size_t); #endif +static struct termenc termenc1[] = { + { "\\", TERMSYM_SLASH }, + { "\'", TERMSYM_RSQUOTE }, + { "`", TERMSYM_LSQUOTE }, + { "-", TERMSYM_HYPHEN }, + { " ", TERMSYM_SPACE }, + { ".", TERMSYM_PERIOD }, + { "&", TERMSYM_BREAK }, + { "e", TERMSYM_SLASH }, + { "q", TERMSYM_DQUOTE }, + { NULL, 0 } +}; + +static struct termenc termenc2[] = { + { "rB", TERMSYM_RBRACK }, + { "lB", TERMSYM_LBRACK }, + { "Lq", TERMSYM_LDQUOTE }, + { "lq", TERMSYM_LDQUOTE }, + { "Rq", TERMSYM_RDQUOTE }, + { "rq", TERMSYM_RDQUOTE }, + { "oq", TERMSYM_LSQUOTE }, + { "aq", TERMSYM_RSQUOTE }, + + { "<-", TERMSYM_LARROW }, + { "->", TERMSYM_RARROW }, + { "ua", TERMSYM_UARROW }, + { "da", TERMSYM_DARROW }, + + { "bu", TERMSYM_BULLET }, + { "Ba", TERMSYM_BAR }, + { "ba", TERMSYM_BAR }, + { "co", TERMSYM_COPY }, + { "Am", TERMSYM_AMP }, + + { "Le", TERMSYM_LE }, + { "<=", TERMSYM_LE }, + { "Ge", TERMSYM_GE }, + { "=>", TERMSYM_GE }, + { "==", TERMSYM_EQ }, + { "Ne", TERMSYM_NEQ }, + { "!=", TERMSYM_NEQ }, + { "Pm", TERMSYM_PLUSMINUS }, + { "+-", TERMSYM_PLUSMINUS }, + { "If", TERMSYM_INF2 }, + { "if", TERMSYM_INF }, + { "Na", TERMSYM_NAN }, + { "na", TERMSYM_NAN }, + { "**", TERMSYM_ASTERISK }, + { "Gt", TERMSYM_GT }, + { "Lt", TERMSYM_LT }, + + { "aa", TERMSYM_ACUTE }, + { "ga", TERMSYM_GRAVE }, + + { "en", TERMSYM_EN }, + { "em", TERMSYM_EM }, + + { "Pi", TERMSYM_PI }, + { NULL, 0 } +}; + static struct termsym termsym_ansi[] = { { "]", 1 }, /* TERMSYM_RBRACK */ { "[", 1 }, /* TERMSYM_LBRACK */ @@ -85,8 +151,16 @@ static struct termsym termsym_ansi[] = { { "NaN", 3 }, /* TERMSYM_NAN */ { "|", 1 }, /* TERMSYM_BAR */ { "o", 1 }, /* TERMSYM_BULLET */ - { "&", 1 }, /* TERMSYM_AND */ - { "|", 1 }, /* TERMSYM_OR */ + { "&", 1 }, /* TERMSYM_AMP */ + { "--", 2 }, /* TERMSYM_EM */ + { "-", 1 }, /* TERMSYM_EN */ + { "(C)", 3 }, /* TERMSYM_COPY */ + { "*", 1 }, /* TERMSYM_ASTERISK */ + { "\\", 1 }, /* TERMSYM_SLASH */ + { "-", 1 }, /* TERMSYM_HYPHEN */ + { " ", 1 }, /* TERMSYM_SPACE */ + { ".", 1 }, /* TERMSYM_PERIOD */ + { "", 0 }, /* TERMSYM_BREAK */ }; static const char ansi_clear[] = { 27, '[', '0', 'm' }; @@ -614,118 +688,27 @@ header(struct termp *p, const struct mdoc_meta *meta) static void nescape(struct termp *p, const char *word, size_t len) { + struct termenc *enc; switch (len) { case (1): - switch (word[0]) { - case ('\\'): - /* FALLTHROUGH */ - case ('\''): - /* FALLTHROUGH */ - case ('`'): - /* FALLTHROUGH */ - case ('-'): - /* FALLTHROUGH */ - case (' '): - /* FALLTHROUGH */ - case ('.'): - chara(p, word[0]); /* FIXME */ - break; - case ('&'): - break; - case ('e'): - chara(p, '\\'); /* FIXME */ - break; - case ('q'): - symbola(p, TERMSYM_DQUOTE); - break; - default: - warnx("escape sequence not supported: %c", - word[0]); - break; - } + enc = termenc1; break; - case (2): - if ('r' == word[0] && 'B' == word[1]) - symbola(p, TERMSYM_RBRACK); - else if ('l' == word[0] && 'B' == word[1]) - symbola(p, TERMSYM_LBRACK); - else if ('l' == word[0] && 'q' == word[1]) - symbola(p, TERMSYM_LDQUOTE); - else if ('r' == word[0] && 'q' == word[1]) - symbola(p, TERMSYM_RDQUOTE); - else if ('o' == word[0] && 'q' == word[1]) - symbola(p, TERMSYM_LSQUOTE); - else if ('a' == word[0] && 'q' == word[1]) - symbola(p, TERMSYM_RSQUOTE); - else if ('<' == word[0] && '-' == word[1]) - symbola(p, TERMSYM_LARROW); - else if ('-' == word[0] && '>' == word[1]) - symbola(p, TERMSYM_RARROW); - else if ('b' == word[0] && 'u' == word[1]) - symbola(p, TERMSYM_BULLET); - else if ('<' == word[0] && '=' == word[1]) - symbola(p, TERMSYM_LE); - else if ('>' == word[0] && '=' == word[1]) - symbola(p, TERMSYM_GE); - else if ('=' == word[0] && '=' == word[1]) - symbola(p, TERMSYM_EQ); - else if ('+' == word[0] && '-' == word[1]) - symbola(p, TERMSYM_PLUSMINUS); - else if ('u' == word[0] && 'a' == word[1]) - symbola(p, TERMSYM_UARROW); - else if ('d' == word[0] && 'a' == word[1]) - symbola(p, TERMSYM_DARROW); - else if ('a' == word[0] && 'a' == word[1]) - symbola(p, TERMSYM_ACUTE); - else if ('g' == word[0] && 'a' == word[1]) - symbola(p, TERMSYM_GRAVE); - else if ('!' == word[0] && '=' == word[1]) - symbola(p, TERMSYM_NEQ); - else if ('i' == word[0] && 'f' == word[1]) - symbola(p, TERMSYM_INF); - else if ('n' == word[0] && 'a' == word[1]) - symbola(p, TERMSYM_NAN); - else if ('b' == word[0] && 'a' == word[1]) - symbola(p, TERMSYM_BAR); - - /* Deprecated forms. */ - else if ('A' == word[0] && 'm' == word[1]) - symbola(p, TERMSYM_AMP); - else if ('B' == word[0] && 'a' == word[1]) - symbola(p, TERMSYM_BAR); - else if ('I' == word[0] && 'f' == word[1]) - symbola(p, TERMSYM_INF2); - else if ('G' == word[0] && 'e' == word[1]) - symbola(p, TERMSYM_GE); - else if ('G' == word[0] && 't' == word[1]) - symbola(p, TERMSYM_GT); - else if ('L' == word[0] && 'e' == word[1]) - symbola(p, TERMSYM_LE); - else if ('L' == word[0] && 'q' == word[1]) - symbola(p, TERMSYM_LDQUOTE); - else if ('L' == word[0] && 't' == word[1]) - symbola(p, TERMSYM_LT); - else if ('N' == word[0] && 'a' == word[1]) - symbola(p, TERMSYM_NAN); - else if ('N' == word[0] && 'e' == word[1]) - symbola(p, TERMSYM_NEQ); - else if ('P' == word[0] && 'i' == word[1]) - symbola(p, TERMSYM_PI); - else if ('P' == word[0] && 'm' == word[1]) - symbola(p, TERMSYM_PLUSMINUS); - else if ('R' == word[0] && 'q' == word[1]) - symbola(p, TERMSYM_RDQUOTE); - else - warnx("escape sequence not supported: %c%c", - word[0], word[1]); + enc = termenc2; break; - default: - warnx("escape sequence not supported"); - break; + warnx("unsupported %zu-byte escape sequence", len); + return; } + + for ( ; enc->enc; enc++) + if (0 == memcmp(enc->enc, word, len)) { + symbola(p, enc->sym); + return; + } + + warnx("unsupported %zu-byte escape sequence", len); } @@ -855,6 +838,9 @@ static void stringa(struct termp *p, const char *c, size_t sz) { size_t s; + + if (0 == sz) + return; s = sz > p->maxcols * 2 ? sz : p->maxcols * 2;