/* Check for text relocations in DSOs.
- Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2003, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contribute by Ulrich Drepper <drepper@redhat.com>. 2002.
/* Search for the PT_DYNAMIC entry. */
size_t cnt;
+ E(Phdr) *dynphdr = NULL;
for (cnt = 0; cnt < phnum; ++cnt)
if (SWAP (phdr[cnt].p_type) == PT_DYNAMIC)
- break;
-
- if (cnt == phnum)
+ dynphdr = &phdr[cnt];
+ else if (SWAP (phdr[cnt].p_type) == PT_LOAD
+ && (SWAP (phdr[cnt].p_flags) & (PF_X | PF_W)) == (PF_X | PF_W))
+ {
+ printf ("%s: segment %zu is executable and writable\n",
+ fname);
+ return 1;
+ }
+
+ if (dynphdr == NULL)
{
printf ("%s: no DYNAMIC segment found\n", fname);
return 1;
}
/* Read the dynamic segment. */
- size_t pmemsz = SWAP(phdr[cnt].p_memsz);
+ size_t pmemsz = SWAP(dynphdr->p_memsz);
E(Dyn) *dyn = alloca (pmemsz);
- if (pread (fd, dyn, pmemsz, SWAP(phdr[cnt].p_offset)) != pmemsz)
+ if (pread (fd, dyn, pmemsz, SWAP(dynphdr->p_offset)) != pmemsz)
goto read_error;
/* Search for an DT_TEXTREL entry of DT_FLAGS with the DF_TEXTREL