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clean up syntax/whitespace and a few variables to minimize diffs between i386/m68k
authorMike Frysinger <vapier@gentoo.org>
Fri, 3 Jun 2005 00:00:50 +0000 (00:00 -0000)
committerMike Frysinger <vapier@gentoo.org>
Fri, 3 Jun 2005 00:00:50 +0000 (00:00 -0000)
ldso/ldso/m68k/elfinterp.c

index b7d0f36..fb4e31d 100644 (file)
  */
 
 #if defined (__SUPPORT_LD_DEBUG__)
-static const char *_dl_reltypes[] =
-{
-       "R_68K_NONE",
-       "R_68K_32", "R_68K_16", "R_68K_8",
-       "R_68K_PC32", "R_68K_PC16", "R_68K_PC8",
-       "R_68K_GOT32", "R_68K_GOT16", "R_68K_GOT8",
-       "R_68K_GOT32O", "R_68K_GOT16O", "R_68K_GOT8O",
-       "R_68K_PLT32", "R_68K_PLT16", "R_68K_PLT8",
-       "R_68K_PLT32O", "R_68K_PLT16O", "R_68K_PLT8O",
-       "R_68K_COPY", "R_68K_GLOB_DAT", "R_68K_JMP_SLOT", "R_68K_RELATIVE",
-       "R_68K_NUM"
+static const char *_dl_reltypes[] = {
+        [0] "R_68K_NONE",
+        [1] "R_68K_32",     "R_68K_16",       "R_68K_8",
+        [4] "R_68K_PC32",   "R_68K_PC16",     "R_68K_PC8",
+        [7] "R_68K_GOT32",  "R_68K_GOT16",    "R_68K_GOT8",
+       [10] "R_68K_GOT32O", "R_68K_GOT16O",   "R_68K_GOT8O",
+       [13] "R_68K_PLT32",  "R_68K_PLT16",    "R_68K_PLT8",
+       [16] "R_68K_PLT32O", "R_68K_PLT16O",   "R_68K_PLT8O",
+       [19] "R_68K_COPY",   "R_68K_GLOB_DAT", "R_68K_JMP_SLOT", "R_68K_RELATIVE",
+       [23] "R_68K_NUM"
 };
-#endif
+#endif /* __SUPPORT_LD_DEBUG__ */
 
 /* Program to load an ELF binary on a linux system, and run it.
    References to symbols in sharable libraries can be resolved by either
@@ -55,60 +54,55 @@ static const char *_dl_reltypes[] =
    a more than adequate job of explaining everything required to get this
    working. */
 
+extern int _dl_linux_resolve(void);
 
 unsigned int
-_dl_linux_resolver (struct elf_resolve *tpnt, int reloc_entry)
+_dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
 {
        int reloc_type;
-       Elf32_Rela *this_reloc;
+       ELF_RELOC *this_reloc;
        char *strtab;
        Elf32_Sym *symtab;
-       ELF_RELOC *rel_addr;
        int symtab_index;
+       ELF_RELOC *rel_addr;
        char *new_addr;
        char **got_addr;
        unsigned int instr_addr;
+       char *symname;
 
        rel_addr = (ELF_RELOC *)tpnt->dynamic_info[DT_JMPREL];
-       this_reloc = (Elf32_Rela *) (rel_addr + reloc_entry);
-       reloc_type = ELF32_R_TYPE (this_reloc->r_info);
-       symtab_index = ELF32_R_SYM (this_reloc->r_info);
+       this_reloc = (ELF_RELOC *)(intptr_t)(rel_addr + reloc_entry);
+       reloc_type = ELF32_R_TYPE(this_reloc->r_info);
+       symtab_index = ELF32_R_SYM(this_reloc->r_info);
 
-       symtab = (Elf32_Sym *)tpnt->dynamic_info[DT_SYMTAB];
+       symtab = (Elf32_Sym *)(intptr_t)tpnt->dynamic_info[DT_SYMTAB];
        strtab = (char *)tpnt->dynamic_info[DT_STRTAB];
+       symname = strtab + symtab[symtab_index].st_name;
 
        if (unlikely(reloc_type != R_68K_JMP_SLOT)) {
-               _dl_dprintf (2, "%s: incorrect relocation type in jump relocations\n",
-                            _dl_progname);
-               _dl_exit (1);
+               _dl_dprintf(2, "%s: Incorrect relocation type in jump relocations\n",
+                           _dl_progname);
+               _dl_exit(1);
        }
 
-       /* Address of jump instruction to fix up.  */
-       instr_addr = (int) this_reloc->r_offset + (int) tpnt->loadaddr;
-       got_addr = (char **) instr_addr;
+       /* Address of the jump instruction to fix up. */
+       instr_addr = ((int)this_reloc->r_offset + (int)tpnt->loadaddr);
+       got_addr = (char **)instr_addr;
 
-#ifdef __SUPPORT_LD_DEBUG__
-       if (_dl_debug_symbols) {
-               _dl_dprintf (2, "Resolving symbol %s\n",
-                            strtab + symtab[symtab_index].st_name);
-       }
-#endif
-
-       /* Get the address of the GOT entry.  */
-       new_addr = _dl_find_hash (strtab + symtab[symtab_index].st_name,
-                  tpnt->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT);
+       /* Get the address of the GOT entry. */
+       new_addr = _dl_find_hash(symname, tpnt->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT);
        if (unlikely(!new_addr)) {
-               _dl_dprintf (2, "%s: can't resolve symbol '%s'\n",
-                            _dl_progname, strtab + symtab[symtab_index].st_name);
-               _dl_exit (1);
+               _dl_dprintf(2, "%s: Can't resolve symbol '%s'\n", _dl_progname, symname);
+               _dl_exit(1);
        }
+
 #if defined (__SUPPORT_LD_DEBUG__)
-       if ((unsigned long) got_addr < 0x40000000) {
+       if ((unsigned long)got_addr < 0x40000000) {
                if (_dl_debug_bindings) {
-                       _dl_dprintf(_dl_debug_file, "\nresolve function: %s",
-                                   strtab + symtab[symtab_index].st_name);
-                       if(_dl_debug_detail)
-                               _dl_dprintf(_dl_debug_file, "\tpatch %x ==> %x @ %x",
+                       _dl_dprintf(_dl_debug_file, "\nresolve function: %s", symname);
+                       if (_dl_debug_detail)
+                               _dl_dprintf(_dl_debug_file,
+                                           "\n\tpatched: %x ==> %x @ %x",
                                            *got_addr, new_addr, got_addr);
                }
        }
@@ -119,7 +113,7 @@ _dl_linux_resolver (struct elf_resolve *tpnt, int reloc_entry)
        *got_addr = new_addr;
 #endif
 
-  return (unsigned int) new_addr;
+  return (unsigned int)new_addr;
 }
 
 void