Tue, 23 Aug 2016 13:49:38 +0200
adds UCX + changes how the input file is read (uses an consecutive memory area now)
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2016 Mike Becker. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 *
28 */
30 #include "javacodegen.h"
31 #include <string.h>
32 #include <ctype.h>
34 const char* jkeywords[] = {
35 "abstract", "continue", "for", "new", "switch", "assert", "default", "goto",
36 "package", "synchronized", "boolean", "do", "if", "private", "this",
37 "break", "double", "implements", "protected", "throw", "byte", "else",
38 "import", "public", "throws", "case", "enum", "instanceof", "return",
39 "transient", "catch", "extends", "int", "short", "try", "char", "final",
40 "interface", "static", "void", "class", "finally", "long", "strictfp",
41 "volatile", "const", "float", "native", "super", "while", NULL
42 };
44 int check_jtype(char *word, size_t len) {
45 return isupper(word[0]);
46 }
48 int check_jdirective(char *word) {
49 return word[0] == '@';
50 }
52 #define memcpy_const(darr,doff,str) memcpy(&(darr[doff]), str, sizeof(str)-1); \
53 dp += sizeof(str)-1
55 void jparseline(char *src, char *dest, highlighter_t *hltr) {
56 memset(hltr->word, 0, WORDBUF_SIZE);
57 size_t wp = 0, sp = (size_t)-1, dp = 0;
58 int isstring = 0, iscomment = 0, isimport = 0;
59 char quote = '\0';
60 int isescaping = 0;
62 if (hltr->iscommentml) {
63 iscomment = 1;
64 memcpy_const(dest, dp, "<span class=\"c2html-comment\">");
65 }
67 char c;
68 do {
69 c = src[++sp];
70 if (!c) break;
72 /* comments */
73 if (!isstring && c == '/') {
74 if (hltr->iscommentml && sp > 0 && src[sp-1] == '*') {
75 iscomment = 0;
76 hltr->iscommentml = 0;
77 memcpy_const(dest, dp, "/</span>");
78 continue;
79 } else if (!iscomment && (src[sp+1] == '/' || src[sp+1] == '*')) {
80 iscomment = 1;
81 hltr->iscommentml = (src[sp+1] == '*');
82 memcpy_const(dest, dp, "<span class=\"c2html-comment\">");
83 }
84 }
86 if (iscomment) {
87 if (c == '\n') {
88 memcpy(&(dest[dp]), "</span>", 7);
89 dp += 7;
90 }
91 dp = writeescapedchar(dest, dp, c);
92 } else if (isimport) {
93 // TODO: local imports
94 } else {
95 /* strings */
96 if (!isescaping && (c == '\'' || c == '\"')) {
97 if (isstring) {
98 dp = writeescapedchar(dest, dp, c);
99 if (c == quote) {
100 isstring = 0;
101 memcpy_const(dest, dp, "</span>");
102 } else {
103 dp = writeescapedchar(dest, dp, c);
104 }
105 } else {
106 isstring = 1;
107 quote = c;
108 memcpy_const(dest, dp,
109 "<span class=\"c2html-string\">");
110 dp = writeescapedchar(dest, dp, c);
111 }
112 } else {
113 if (isstring) {
114 dp = writeescapedchar(dest, dp, c);
115 } else if (!iswordcharacter(c)) {
116 /* interpret word int_t */
117 if (wp > 0 && wp < WORDBUF_SIZE) {
118 int closespan = 1;
119 if (check_keyword(hltr->word, hltr->keywords)) {
120 memcpy_const(dest, dp,
121 "<span class=\"c2html-keyword\">");
122 } else if (hltr->istype(hltr->word, wp)) {
123 memcpy_const(dest, dp,
124 "<span class=\"c2html-type\">");
125 } else if (hltr->isdirective(hltr->word)) {
126 memcpy_const(dest, dp,
127 "<span class=\"c2html-directive\">");
128 } else if (check_capsonly(hltr->word, wp)) {
129 memcpy_const(dest, dp,
130 "<span class=\"c2html-macroconst\">");
131 } else {
132 closespan = 0;
133 }
134 for (int i = 0 ; i < wp ; i++) {
135 dp = writeescapedchar(dest, dp, hltr->word[i]);
136 }
137 if (closespan) {
138 memcpy_const(dest, dp, "</span>");
139 }
140 }
141 memset(hltr->word, 0, WORDBUF_SIZE);
142 wp = 0;
143 dp = writeescapedchar(dest, dp, c);
144 } else {
145 /* read word */
146 if (wp < WORDBUF_SIZE) {
147 hltr->word[wp++] = c;
148 } else if (wp == WORDBUF_SIZE) {
149 for (int i = 0 ; i < WORDBUF_SIZE ; i++) {
150 dp = writeescapedchar(dest, dp, hltr->word[i]);
151 }
152 wp++;
153 dp = writeescapedchar(dest, dp, c);
154 } else {
155 dp = writeescapedchar(dest, dp, c);
156 }
157 }
158 }
160 isescaping = !isescaping & (c == '\\');
161 }
162 } while (c != '\n');
163 dest[dp] = 0;
164 }