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view lwlink/map.c @ 263:16c73b13ee0b 2.6 2.6
Branched for 2.6 release
author | lost |
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date | Tue, 22 Dec 2009 05:25:53 +0000 |
parents | bae1e3ecdce1 |
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/* map.c Copyright © 2009 William Astle This file is part of LWLINK. LWLINK is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. Output information about the linking process */ #include <config.h> #include <errno.h> #include <stdio.h> #include <stdlib.h> #include "lwlink.h" #include "util.h" struct symliste { char *name; char *fn; int addr; int ext; struct symliste *next; }; void display_map(void) { FILE *of; int sn; int std = 0; struct symliste *slist = NULL; struct symliste *ce, *pe, *ne; symtab_t *sym; int i; if (!strcmp(map_file, "-")) { std = 1; of = stdout; } else { of = fopen(map_file, "w"); if (!of) { fprintf(stderr, "Cannot open map file - using stdout\n"); std = 1; of = stdout; } } // display section list for (sn = 0; sn < nsects; sn++) { fprintf(of, "Section: %s (%s) load at %04X, length %04X\n", sectlist[sn].ptr -> name, sectlist[sn].ptr -> file -> filename, sectlist[sn].ptr -> loadaddress, sectlist[sn].ptr -> codesize ); } // generate a sorted list of symbols and display it for (sn = 0; sn < nsects; sn++) { for (sym = sectlist[sn].ptr -> localsyms; sym; sym = sym -> next) { for (pe = NULL, ce = slist; ce; ce = ce -> next) { i = strcmp(ce -> name, sym -> sym); if (i == 0) { i = strcmp(ce -> fn, sectlist[sn].ptr -> file -> filename); } if (i > 0) break; pe = ce; } ne = lw_malloc(sizeof(struct symliste)); ne -> ext = 0; ne -> addr = sym -> offset + sectlist[sn].ptr -> loadaddress; ne -> next = ce; ne -> name = sym -> sym; ne -> fn = sectlist[sn].ptr -> file -> filename; if (pe) pe -> next = ne; else slist = ne; } } for (ce = slist; ce; ce = ce -> next) { fprintf(of, "Symbol: %s (%s) = %04X\n", ce -> name, ce -> fn, ce -> addr); } if (!std) fclose(of); }