more cleanup of dynamic linker internals
authorRich Felker <dalias@aerifal.cx>
Sun, 5 Aug 2012 06:49:02 +0000 (02:49 -0400)
committerRich Felker <dalias@aerifal.cx>
Sun, 5 Aug 2012 06:49:02 +0000 (02:49 -0400)
src/ldso/dynlink.c

index 4e5acee7b350596bc78287978a3997b1d397f8d8..08f9118d34b46a3a230ad9a06086932b0a04665a 100644 (file)
@@ -143,8 +143,11 @@ static void *find_sym(struct dso *dso, const char *s, int need_def)
        return def;
 }
 
-static void do_relocs(unsigned char *base, size_t *rel, size_t rel_size, size_t stride, Sym *syms, char *strings)
+static void do_relocs(struct dso *dso, size_t *rel, size_t rel_size, size_t stride)
 {
+       unsigned char *base = dso->base;
+       Sym *syms = dso->syms;
+       char *strings = dso->strings;
        Sym *sym;
        const char *name;
        size_t sym_val, sym_size;
@@ -165,7 +168,7 @@ static void do_relocs(unsigned char *base, size_t *rel, size_t rel_size, size_t
                        if (!sym_val && sym->st_info>>4 != STB_WEAK) {
                                snprintf(errbuf, sizeof errbuf,
                                        "Error relocating %s: %s: symbol not found",
-                                       "???", name);
+                                       dso->name, name);
                                if (runtime) longjmp(rtld_fail, 1);
                                dprintf(2, "%s\n", errbuf);
                                _exit(127);
@@ -484,12 +487,10 @@ static void reloc_all(struct dso *p)
        for (; p; p=p->next) {
                if (p->relocated) continue;
                decode_vec(p->dynv, dyn, DYN_CNT);
-               do_relocs(p->base, (void *)(p->base+dyn[DT_JMPREL]), dyn[DT_PLTRELSZ],
-                       2+(dyn[DT_PLTREL]==DT_RELA), p->syms, p->strings);
-               do_relocs(p->base, (void *)(p->base+dyn[DT_REL]), dyn[DT_RELSZ],
-                       2, p->syms, p->strings);
-               do_relocs(p->base, (void *)(p->base+dyn[DT_RELA]), dyn[DT_RELASZ],
-                       3, p->syms, p->strings);
+               do_relocs(p, (void *)(p->base+dyn[DT_JMPREL]), dyn[DT_PLTRELSZ],
+                       2+(dyn[DT_PLTREL]==DT_RELA));
+               do_relocs(p, (void *)(p->base+dyn[DT_REL]), dyn[DT_RELSZ], 2);
+               do_relocs(p, (void *)(p->base+dyn[DT_RELA]), dyn[DT_RELASZ], 3);
                p->relocated = 1;
        }
 }