1.1 --- a/src/ccodegen.c Thu Aug 25 12:16:57 2016 +0200
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,170 +0,0 @@
1.4 -/*
1.5 - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
1.6 - *
1.7 - * Copyright 2016 Mike Becker. All rights reserved.
1.8 - *
1.9 - * Redistribution and use in source and binary forms, with or without
1.10 - * modification, are permitted provided that the following conditions are met:
1.11 - *
1.12 - * 1. Redistributions of source code must retain the above copyright
1.13 - * notice, this list of conditions and the following disclaimer.
1.14 - *
1.15 - * 2. Redistributions in binary form must reproduce the above copyright
1.16 - * notice, this list of conditions and the following disclaimer in the
1.17 - * documentation and/or other materials provided with the distribution.
1.18 - *
1.19 - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
1.20 - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1.21 - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1.22 - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
1.23 - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
1.24 - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
1.25 - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
1.26 - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
1.27 - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
1.28 - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
1.29 - * POSSIBILITY OF SUCH DAMAGE.
1.30 - *
1.31 - */
1.32 -
1.33 -#include "ccodegen.h"
1.34 -
1.35 -const char* ckeywords[] = {
1.36 - "auto", "break", "case", "char", "const", "continue", "default", "do",
1.37 - "double", "else", "enum", "extern", "float", "for", "goto", "if", "int",
1.38 - "long", "register", "return", "short", "signed", "sizeof", "static",
1.39 - "struct", "switch", "typedef", "union", "unsigned", "void", "volatile",
1.40 - "while", NULL
1.41 -};
1.42 -
1.43 -void c_highlighter(char *src, UcxBuffer *dest, HighlighterData *hd) {
1.44 - /* reset buffers without clearing them */
1.45 - hd->primary_buffer->size = hd->primary_buffer->pos = 0;
1.46 - hd->secondary_buffer->size = hd->secondary_buffer->pos = 0;
1.47 -
1.48 - /* alias the buffers for better handling */
1.49 - UcxBuffer *wbuf = hd->primary_buffer;
1.50 - UcxBuffer *ifilebuf = hd->secondary_buffer;
1.51 -
1.52 - /* local information */
1.53 - size_t sp = (size_t)-1;
1.54 - int isstring = 0, iscomment = 0, isinclude = 0, parseinclude = 0;
1.55 - char quote = '\0';
1.56 - int isescaping = 0;
1.57 -
1.58 - /* continue a multi line comment highlighting */
1.59 - if (hd->multiline_comment) {
1.60 - iscomment = 1;
1.61 - ucx_buffer_puts(dest, "<span class=\"c2html-comment\">");
1.62 - }
1.63 -
1.64 - char c;
1.65 - do {
1.66 - c = src[++sp];
1.67 - if (!c) break;
1.68 -
1.69 - /* comments */
1.70 - if (!isstring && c == '/') {
1.71 - if (hd->multiline_comment && sp > 0 && src[sp-1] == '*') {
1.72 - iscomment = 0;
1.73 - hd->multiline_comment = 0;
1.74 - ucx_buffer_puts(dest, "/</span>");
1.75 - continue;
1.76 - } else if (!iscomment && (src[sp+1] == '/' || src[sp+1] == '*')) {
1.77 - iscomment = 1;
1.78 - hd->multiline_comment = (src[sp+1] == '*');
1.79 - ucx_buffer_puts(dest, "<span class=\"c2html-comment\">");
1.80 - }
1.81 - }
1.82 -
1.83 - if (iscomment) {
1.84 - if (c == '\n') {
1.85 - ucx_buffer_puts(dest, "</span>\n");
1.86 - } else {
1.87 - put_htmlescaped(dest, c);
1.88 - }
1.89 - } else if (isinclude) {
1.90 - if (c == '<') {
1.91 - ucx_buffer_puts(dest,
1.92 - "<span class=\"c2html-stdinclude\"><");
1.93 - } else if (c == '\"') {
1.94 - if (parseinclude) {
1.95 - ucx_buffer_puts(dest, "\">");
1.96 - ucx_buffer_write(ifilebuf->space, 1, ifilebuf->size, dest);
1.97 - ucx_buffer_puts(dest, "\"</a>");
1.98 - parseinclude = 0;
1.99 - } else {
1.100 - ucx_buffer_puts(dest,
1.101 - "<a class=\"c2html-userinclude\" href=\"");
1.102 - ucx_buffer_putc(ifilebuf, '\"');
1.103 - parseinclude = 1;
1.104 - }
1.105 - } else if (c == '>') {
1.106 - ucx_buffer_puts(dest, "></span>");
1.107 - } else {
1.108 - if (parseinclude) {
1.109 - ucx_buffer_putc(ifilebuf, c);
1.110 - }
1.111 - put_htmlescaped(dest, c);
1.112 - }
1.113 - } else {
1.114 - /* strings */
1.115 - if (!isescaping && (c == '\'' || c == '\"')) {
1.116 - if (isstring) {
1.117 - put_htmlescaped(dest, c);
1.118 - if (c == quote) {
1.119 - isstring = 0;
1.120 - ucx_buffer_puts(dest, "</span>");
1.121 - } else {
1.122 - put_htmlescaped(dest, c);
1.123 - }
1.124 - } else {
1.125 - isstring = 1;
1.126 - quote = c;
1.127 - ucx_buffer_puts(dest, "<span class=\"c2html-string\">");
1.128 - put_htmlescaped(dest, c);
1.129 - }
1.130 - } else {
1.131 - if (isstring) {
1.132 - put_htmlescaped(dest, c);
1.133 - } else if (!isalnum(c) && c!='_' && c!='#') {
1.134 - /* write buffered word, if any */
1.135 - if (wbuf->size > 0) {
1.136 - sstr_t word = sstrn(wbuf->space, wbuf->size);
1.137 - int closespan = 1;
1.138 - sstr_t typesuffix = ST("_t");
1.139 - if (check_keyword(word, ckeywords)) {
1.140 - ucx_buffer_puts(dest,
1.141 - "<span class=\"c2html-keyword\">");
1.142 - } else if (sstrsuffix(word, typesuffix)) {
1.143 - ucx_buffer_puts(dest,
1.144 - "<span class=\"c2html-type\">");
1.145 - } else if (word.ptr[0] == '#') {
1.146 - isinclude = !sstrcmp(word, S("#include"));
1.147 - ucx_buffer_puts(dest,
1.148 - "<span class=\"c2html-directive\">");
1.149 - } else if (check_capsonly(word)) {
1.150 - ucx_buffer_puts(dest,
1.151 - "<span class=\"c2html-macroconst\">");
1.152 - } else {
1.153 - closespan = 0;
1.154 - }
1.155 - put_htmlescapedstr(dest, word);
1.156 - if (closespan) {
1.157 - ucx_buffer_puts(dest, "</span>");
1.158 - }
1.159 - }
1.160 - wbuf->pos = wbuf->size = 0; /* reset word buffer */
1.161 -
1.162 - /* write current character */
1.163 - put_htmlescaped(dest, c);
1.164 - } else {
1.165 - /* buffer the current word */
1.166 - ucx_buffer_putc(wbuf, c);
1.167 - }
1.168 - }
1.169 -
1.170 - isescaping = !isescaping & (c == '\\');
1.171 - }
1.172 - } while (c != '\n');
1.173 -}
