Mercurial > baum

comparison baum.c @ 8:495a56e706dc

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input is now read from stdin
author meillo@marmaro.de
date Sat, 09 Feb 2008 12:42:11 +0100
parents 6a6152cf63f7
children c020b0d1cfca
comparison
equal deleted inserted replaced
7:6a6152cf63f7 8:495a56e706dc
179 179
180 } 180 }
181 181
182 182
183 /* read input */ 183 /* read input */
184 void read_input(char* filename) { 184 void read_input() {
185 FILE* file;
186 int c; 185 int c;
187 char* cp; 186 int indent;
188 int indent = 0;
189 char name[256]; 187 char name[256];
190 int value; 188 int value;
191 189
192 file = fopen(filename, "r"); 190 indent = 0;
193 191 strcpy(name, "");
194 192 value = 0;
195 while ((c = getc(file)) != EOF) { 193
196 if (c == '#') { 194 while ((c = getchar()) != EOF) {
197 printf("c\n"); 195 if (c == '#') { /* comment */
198 while ((c = getc(file)) != '\n') { 196 while ((c = getchar()) != '\n') {
199 } 197 }
200 } 198 }
201 199
202 if (c == ' ' || c == '\t') { 200 if (c == ' ' || c == '\t') { /* indent if at start of line */
203 indent++; 201 if (strlen(name) == 0) {
204 } 202 indent++;
205 203 }
206 if (c == '\n') { 204 }
205
206 if (c == '\n') { /* end of line: create node */
207 if (strlen(name) > 0) { 207 if (strlen(name) > 0) {
208 printf(" %d - %s - %d\n", indent, name, value); 208 printf(" %d - %s - %d\n", indent, name, value);
209 /* 209 /* create node */
210 */
211 } else {
212 printf("comment\n");
213 } 210 }
214 indent = 0; 211 indent = 0;
215 strcpy(name, ""); 212 strcpy(name, "");
216 value = 0; 213 value = 0;
217 } 214 }
218 215
219 if (c >= 'a' && c <= 'z') { 216 if (c >= 'a' && c <= 'z') { /* name */
220 int i = 1; 217 int i = 1;
221 name[0] = (char) c; 218 name[0] = (char) c;
222 while ((c = getc(file)) != '(') { 219 while ((c = getchar()) != '(') {
223 /*putc(c, stdout);*/
224 name[i] = (char) c; 220 name[i] = (char) c;
225 i++; 221 i++;
222 if (i > 255) {
223 break;
224 }
226 } 225 }
227 name[i] = '\0'; 226 name[i] = '\0';
228 } 227 }
229 228
230 if (c == '(') { 229 if (c == '(') { /* value */
231 fscanf(file, "%d)", &value); 230 scanf("%d)", &value);
232 } 231 }
233 232
234 } 233 }
235 234
236 fclose(file);
237 } 235 }
238 236
239 /* main */ 237 /* main */
240 int main(int argc, char* argv[]) { 238 int main(int argc, char* argv[]) {
241 unsigned char shell_return = 0; 239 unsigned char shell_return = 0;
251 printTree(root); 249 printTree(root);
252 250
253 delete(root); 251 delete(root);
254 */ 252 */
255 253
256 read_input("./input_addition"); 254 read_input();
257 exit(shell_return); 255 exit(shell_return);
258 } 256 }