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comparison ticoff/symtab.c @ 81:192da19c7506

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tiobjd: symbol sorting implemented
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Wed, 26 Mar 2014 03:23:20 +0000
parents da103b9377e3
children 5f4141ee175b
comparison
equal deleted inserted replaced
80:da103b9377e3 81:192da19c7506
139 get_int_section_table(); 139 get_int_section_table();
140 get_int_symbol_table(); 140 get_int_symbol_table();
141 extern_profile_report(objfilename); 141 extern_profile_report(objfilename);
142 exit(0); 142 exit(0);
143 } 143 }
144
145 static void
146 initial_fill_for_sort(sec)
147 struct internal_scnhdr *sec;
148 {
149 unsigned n, m;
150 struct internal_syment *sym;
151
152 m = 0;
153 for (n = 0; n < nsymtab; n++) {
154 sym = symtab[n];
155 if (!sym)
156 continue;
157 if (sym->section != sec)
158 continue;
159 sec->sorted_symbols[m++] = sym;
160 }
161 }
162
163 static int
164 compare_for_sort(p1, p2)
165 struct internal_syment **p1, **p2;
166 {
167 if ((*p1)->value < (*p2)->value)
168 return(-1);
169 if ((*p1)->value > (*p2)->value)
170 return(1);
171 else
172 return(0);
173 }
174
175 void
176 sort_symbols_of_sec(sec)
177 struct internal_scnhdr *sec;
178 {
179 if (sec->sorted_symbols)
180 return;
181 if (!sec->nsymbols) {
182 fprintf(stderr,
183 "BUG: sort_symbols_of_sec() called for section \"%s\" w/o symbols\n",
184 sec->name);
185 exit(1);
186 }
187 sec->sorted_symbols = malloc(sizeof(void *) * sec->nsymbols);
188 if (!sec->sorted_symbols) {
189 perror("malloc");
190 exit(1);
191 }
192 initial_fill_for_sort(sec);
193 qsort(sec->sorted_symbols, sec->nsymbols, sizeof(void *),
194 compare_for_sort);
195 }
196
197 cmd_nm()
198 {
199 unsigned n, m;
200 struct internal_scnhdr *sec;
201 struct internal_syment *sym;
202 char classbuf[8];
203
204 get_int_section_table();
205 get_int_symbol_table();
206 for (n = 0; n < nsections; n++) {
207 sec = sections + n;
208 if (!sec->nsymbols)
209 continue;
210 printf("%s:\n\n", sec->name);
211 sort_symbols_of_sec(sec);
212 for (m = 0; m < sec->nsymbols; m++) {
213 sym = sec->sorted_symbols[m];
214 printf("%08X %-7s %s\n", sym->value,
215 storage_class_to_string(sym->class, classbuf),
216 sym->name);
217 }
218 putchar('\n');
219 }
220 exit(0);
221 }