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More routine cleanup

Eric Andersen 21 vuotta sitten
vanhempi
commit
febf8aecdc
1 muutettua tiedostoa jossa 13 lisäystä ja 12 poistoa
  1. 13 12
      ldso/ldso/i386/elfinterp.c

+ 13 - 12
ldso/ldso/i386/elfinterp.c

@@ -119,6 +119,7 @@ unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
 	char *new_addr;
 	char **got_addr;
 	unsigned long instr_addr;
+	char *symname;
 
 	rel_addr = (char *) (tpnt->dynamic_info[DT_JMPREL] + tpnt->loadaddr);
 
@@ -128,6 +129,7 @@ unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
 
 	symtab = (Elf32_Sym *)(intptr_t) (tpnt->dynamic_info[DT_SYMTAB] + tpnt->loadaddr);
 	strtab = (char *) (tpnt->dynamic_info[DT_STRTAB] + tpnt->loadaddr);
+	symname= strtab + symtab[symtab_index].st_name;
 
 	if (reloc_type != R_386_JMP_SLOT) {
 		_dl_dprintf(2, "%s: Incorrect relocation type in jump relocations\n", 
@@ -141,11 +143,13 @@ unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
 	got_addr = (char **) instr_addr;
 
 	/* Get the address of the GOT entry */
-	new_addr = _dl_find_hash(strtab + symtab[symtab_index].st_name, 
-		tpnt->symbol_scope, tpnt, resolver);
+	new_addr = _dl_find_hash(symname, tpnt->symbol_scope, tpnt, resolver);
 	if (!new_addr) {
-		_dl_dprintf(2, "%s: can't resolve symbol '%s'\n", 
-			_dl_progname, strtab + symtab[symtab_index].st_name);
+		new_addr = _dl_find_hash(symname, NULL, NULL, resolver);
+		if (new_addr) {
+			return (unsigned long) new_addr;
+		}
+		_dl_dprintf(2, "%s: can't resolve symbol '%s'\n", _dl_progname, symname);
 		_dl_exit(1);
 	}
 
@@ -154,8 +158,7 @@ unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
 	{
 		if (_dl_debug_bindings)
 		{
-			_dl_dprintf(_dl_debug_file, "\nresolve function: %s",
-					strtab + symtab[symtab_index].st_name);
+			_dl_dprintf(_dl_debug_file, "\nresolve function: %s", symname);
 			if(_dl_debug_detail) _dl_dprintf(_dl_debug_file, 
 					"\n\tpatched %x ==> %x @ %x\n", *got_addr, new_addr, got_addr);
 		}
@@ -361,6 +364,7 @@ _dl_do_copy (struct elf_resolve *tpnt, struct dyn_elf *scope,
 	unsigned long *reloc_addr;
 	unsigned long symbol_addr;
 	int goof = 0;
+	char *symname;
 	  
 	reloc_addr = (unsigned long *)(intptr_t) (tpnt->loadaddr + (unsigned long) rpnt->r_offset);
 	reloc_type = ELF32_R_TYPE(rpnt->r_info);
@@ -368,20 +372,17 @@ _dl_do_copy (struct elf_resolve *tpnt, struct dyn_elf *scope,
 		return 0;
 	symtab_index = ELF32_R_SYM(rpnt->r_info);
 	symbol_addr = 0;
+	symname      = strtab + symtab[symtab_index].st_name;
 		
 	if (symtab_index) {
-
-		symbol_addr = (unsigned long) _dl_find_hash(strtab + 
-			symtab[symtab_index].st_name, scope, 
-			NULL, copyrel);
+		symbol_addr = (unsigned long) _dl_find_hash(symname, scope, NULL, copyrel);
 		if (!symbol_addr) goof++;
 	}
 	if (!goof) {
 #if defined (__SUPPORT_LD_DEBUG__)
 	        if(_dl_debug_move)
 		  _dl_dprintf(_dl_debug_file,"\n%s move %x bytes from %x to %x",
-			     strtab + symtab[symtab_index].st_name,
-			     symtab[symtab_index].st_size,
+			     symname, symtab[symtab_index].st_size,
 			     symbol_addr, symtab[symtab_index].st_value);
 #endif
 		_dl_memcpy((char *) symtab[symtab_index].st_value,