Commit | Line | Data |
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b5eec69f TL |
1 | #include <stdio.h> |
2 | int slevel[10]; | |
3 | int clevel = 0; | |
4 | int spflg[20][10]; | |
5 | int sind[20][10]; | |
6 | int siflev[10]; | |
7 | int sifflg[10]; | |
8 | int iflev = 0; | |
9 | int ifflg = -1; | |
10 | int level = 0; | |
11 | int ind[10] = { | |
12 | 0,0,0,0,0,0,0,0,0,0 }; | |
13 | int eflg = 0; | |
14 | int paren = 0; | |
15 | int pflg[10] = { | |
16 | 0,0,0,0,0,0,0,0,0,0 }; | |
17 | char lchar; | |
18 | char pchar; | |
19 | int aflg = 0; | |
20 | int ct; | |
21 | int stabs[20][10]; | |
22 | int qflg = 0; | |
23 | char *wif[] = { | |
24 | "if",0}; | |
25 | char *welse[] = { | |
26 | "else",0}; | |
27 | char *wfor[] = { | |
28 | "for",0}; | |
29 | char *wds[] = { | |
30 | "case","default",0}; | |
31 | int j = 0; | |
32 | char string[200]; | |
33 | char cc; | |
34 | int sflg = 1; | |
35 | int peek = -1; | |
36 | int tabs = 0; | |
37 | int lastchar; | |
38 | int c; | |
39 | main(argc,argv) int argc; | |
40 | char argv[]; | |
41 | { | |
42 | while((c = getch()) != EOF){ | |
43 | switch(c){ | |
44 | case ' ': | |
45 | case '\t': | |
46 | if(lookup(welse) == 1){ | |
47 | gotelse(); | |
48 | if(sflg == 0 || j > 0)string[j++] = c; | |
49 | puts(); | |
50 | sflg = 0; | |
51 | continue; | |
52 | } | |
53 | if(sflg == 0 || j > 0)string[j++] = c; | |
54 | continue; | |
55 | case '\n': | |
56 | if((eflg = lookup(welse)) == 1)gotelse(); | |
57 | puts(); | |
58 | printf("\n"); | |
59 | sflg = 1; | |
60 | if(eflg == 1){ | |
61 | pflg[level]++; | |
62 | tabs++; | |
63 | } | |
64 | else | |
65 | if(pchar == lchar) | |
66 | aflg = 1; | |
67 | continue; | |
68 | case '{': | |
69 | if(lookup(welse) == 1)gotelse(); | |
70 | siflev[clevel] = iflev; | |
71 | sifflg[clevel] = ifflg; | |
72 | iflev = ifflg = 0; | |
73 | clevel++; | |
74 | if(sflg == 1 && pflg[level] != 0){ | |
75 | pflg[level]--; | |
76 | tabs--; | |
77 | } | |
78 | string[j++] = c; | |
79 | puts(); | |
80 | getnl(); | |
81 | puts(); | |
82 | printf("\n"); | |
83 | tabs++; | |
84 | sflg = 1; | |
85 | if(pflg[level] > 0){ | |
86 | ind[level] = 1; | |
87 | level++; | |
88 | slevel[level] = clevel; | |
89 | } | |
90 | continue; | |
91 | case '}': | |
92 | clevel--; | |
93 | if((iflev = siflev[clevel]-1) < 0)iflev = 0; | |
94 | ifflg = sifflg[clevel]; | |
95 | if(pflg[level] >0 && ind[level] == 0){ | |
96 | tabs -= pflg[level]; | |
97 | pflg[level] = 0; | |
98 | } | |
99 | puts(); | |
100 | tabs--; | |
101 | ptabs(); | |
102 | if((peek = getch()) == ';'){ | |
103 | printf("%c;",c); | |
104 | peek = -1; | |
105 | } | |
106 | else printf("%c",c); | |
107 | getnl(); | |
108 | puts(); | |
109 | printf("\n"); | |
110 | sflg = 1; | |
111 | if(clevel < slevel[level])if(level > 0)level--; | |
112 | if(ind[level] != 0){ | |
113 | tabs -= pflg[level]; | |
114 | pflg[level] = 0; | |
115 | ind[level] = 0; | |
116 | } | |
117 | continue; | |
118 | case '"': | |
119 | case '\'': | |
120 | string[j++] = c; | |
121 | while((cc = getch()) != c){ | |
122 | string[j++] = cc; | |
123 | if(cc == '\\'){ | |
124 | string[j++] = getch(); | |
125 | } | |
126 | if(cc == '\n'){ | |
127 | puts(); | |
128 | sflg = 1; | |
129 | } | |
130 | } | |
131 | string[j++] = cc; | |
132 | if(getnl() == 1){ | |
133 | lchar = cc; | |
134 | peek = '\n'; | |
135 | } | |
136 | continue; | |
137 | case ';': | |
138 | string[j++] = c; | |
139 | puts(); | |
140 | if(pflg[level] > 0 && ind[level] == 0){ | |
141 | tabs -= pflg[level]; | |
142 | pflg[level] = 0; | |
143 | } | |
144 | getnl(); | |
145 | puts(); | |
146 | printf("\n"); | |
147 | sflg = 1; | |
148 | if(iflev > 0) | |
149 | if(ifflg == 1){iflev--; | |
150 | ifflg = 0; | |
151 | } | |
152 | else iflev = 0; | |
153 | continue; | |
154 | case '\\': | |
155 | string[j++] = c; | |
156 | string[j++] = getch(); | |
157 | continue; | |
158 | case '?': | |
159 | qflg = 1; | |
160 | string[j++] = c; | |
161 | continue; | |
162 | case ':': | |
163 | string[j++] = c; | |
164 | if(qflg == 1){ | |
165 | qflg = 0; | |
166 | continue; | |
167 | } | |
168 | if(lookup(wds) == 0){ | |
169 | sflg = 0; | |
170 | puts(); | |
171 | } | |
172 | else{ | |
173 | tabs--; | |
174 | puts(); | |
175 | tabs++; | |
176 | } | |
177 | if((peek = getch()) == ';'){ | |
178 | printf(";"); | |
179 | peek = -1; | |
180 | } | |
181 | getnl(); | |
182 | puts(); | |
183 | printf("\n"); | |
184 | sflg = 1; | |
185 | continue; | |
186 | case '/': | |
187 | string[j++] = c; | |
188 | if((peek = getch()) != '*')continue; | |
189 | string[j++] = peek; | |
190 | peek = -1; | |
191 | comment(); | |
192 | continue; | |
193 | case ')': | |
194 | paren--; | |
195 | string[j++] = c; | |
196 | puts(); | |
197 | if(getnl() == 1){ | |
198 | peek = '\n'; | |
199 | if(paren != 0)aflg = 1; | |
200 | else if(tabs > 0){ | |
201 | pflg[level]++; | |
202 | tabs++; | |
203 | ind[level] = 0; | |
204 | } | |
205 | } | |
206 | continue; | |
207 | case '#': | |
208 | string[j++] = c; | |
209 | while((cc = getch()) != '\n')string[j++] = cc; | |
210 | string[j++] = cc; | |
211 | sflg = 0; | |
212 | puts(); | |
213 | sflg = 1; | |
214 | continue; | |
215 | case '(': | |
216 | string[j++] = c; | |
217 | paren++; | |
218 | if(lookup(wfor) == 1){ | |
219 | while((c = gets()) != ';'); | |
220 | ct=0; | |
221 | cont: | |
222 | while((c = gets()) != ')'){ | |
223 | if(c == '(') ct++; | |
224 | } | |
225 | if(ct != 0){ | |
226 | ct--; | |
227 | goto cont; | |
228 | } | |
229 | paren--; | |
230 | puts(); | |
231 | if(getnl() == 1){ | |
232 | peek = '\n'; | |
233 | pflg[level]++; | |
234 | tabs++; | |
235 | ind[level] = 0; | |
236 | } | |
237 | continue; | |
238 | } | |
239 | if(lookup(wif) == 1){ | |
240 | puts(); | |
241 | stabs[clevel][iflev] = tabs; | |
242 | spflg[clevel][iflev] = pflg[level]; | |
243 | sind[clevel][iflev] = ind[level]; | |
244 | iflev++; | |
245 | ifflg = 1; | |
246 | } | |
247 | continue; | |
248 | default: | |
249 | string[j++] = c; | |
250 | if(c != ',')lchar = c; | |
251 | } | |
252 | } | |
253 | } | |
254 | ptabs(){ | |
255 | int i; | |
256 | for(i=0; i < tabs; i++)printf("\t"); | |
257 | } | |
258 | getch(){ | |
259 | if(peek < 0 && lastchar != ' ' && lastchar != '\t')pchar = lastchar; | |
260 | lastchar = (peek<0) ? getc(stdin):peek; | |
261 | peek = -1; | |
262 | return(lastchar); | |
263 | } | |
264 | puts(){ | |
265 | if(j > 0){ | |
266 | if(sflg != 0){ | |
267 | ptabs(); | |
268 | sflg = 0; | |
269 | if(aflg == 1){ | |
270 | aflg = 0; | |
271 | if(tabs > 0)printf(" "); | |
272 | } | |
273 | } | |
274 | string[j] = '\0'; | |
275 | printf("%s",string); | |
276 | j = 0; | |
277 | } | |
278 | else{ | |
279 | if(sflg != 0){ | |
280 | sflg = 0; | |
281 | aflg = 0; | |
282 | } | |
283 | } | |
284 | } | |
285 | lookup(tab) | |
286 | char *tab[]; | |
287 | { | |
288 | char r; | |
289 | int l,kk,k,i; | |
290 | if(j < 1)return(0); | |
291 | kk=0; | |
292 | while(string[kk] == ' ')kk++; | |
293 | for(i=0; tab[i] != 0; i++){ | |
294 | l=0; | |
295 | for(k=kk;(r = tab[i][l++]) == string[k] && r != '\0';k++); | |
296 | if(r == '\0' && (string[k] < 'a' || string[k] > 'z' || k >= j))return(1); | |
297 | } | |
298 | return(0); | |
299 | } | |
300 | gets(){ | |
301 | char ch; | |
302 | beg: | |
303 | if((ch = string[j++] = getch()) == '\\'){ | |
304 | string[j++] = getch(); | |
305 | goto beg; | |
306 | } | |
307 | if(ch == '\'' || ch == '"'){ | |
308 | while((cc = string[j++] = getch()) != ch)if(cc == '\\')string[j++] = getch(); | |
309 | goto beg; | |
310 | } | |
311 | if(ch == '\n'){ | |
312 | puts(); | |
313 | aflg = 1; | |
314 | goto beg; | |
315 | } | |
316 | else return(ch); | |
317 | } | |
318 | gotelse(){ | |
319 | tabs = stabs[clevel][iflev]; | |
320 | pflg[level] = spflg[clevel][iflev]; | |
321 | ind[level] = sind[clevel][iflev]; | |
322 | ifflg = 1; | |
323 | } | |
324 | getnl(){ | |
325 | while((peek = getch()) == '\t' || peek == ' '){ | |
326 | string[j++] = peek; | |
327 | peek = -1; | |
328 | } | |
329 | if((peek = getch()) == '/'){ | |
330 | peek = -1; | |
331 | if((peek = getch()) == '*'){ | |
332 | string[j++] = '/'; | |
333 | string[j++] = '*'; | |
334 | peek = -1; | |
335 | comment(); | |
336 | } | |
337 | else string[j++] = '/'; | |
338 | } | |
339 | if((peek = getch()) == '\n'){ | |
340 | peek = -1; | |
341 | return(1); | |
342 | } | |
343 | return(0); | |
344 | } | |
345 | comment(){ | |
346 | rep: | |
347 | while((c = string[j++] = getch()) != '*') | |
348 | if(c == '\n'){ | |
349 | puts(); | |
350 | sflg = 1; | |
351 | } | |
352 | gotstar: | |
353 | if((c = string[j++] = getch()) != '/'){ | |
354 | if(c == '*')goto gotstar; | |
355 | goto rep; | |
356 | } | |
357 | } |