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binutils-gdb
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* i386linux.c (NEEDS_SHRLIB): Define. 

(linux_tally_symbols): Crash if a NEEDS_SHRLIB symbol is
	undefined.  From hjl@nynexst.com (H.J. Lu).
This commit is contained in:
Ian Lance Taylor 1995-02-09 17:19:53 +00:00
parent 62e5acdce9
commit c93e959c81
2 changed files with 40 additions and 0 deletions
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4
bfd/ChangeLog
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@ -1,5 +1,9 @@
Thu Feb 9 12:02:35 1995 Ian Lance Taylor <ian@cygnus.com> Thu Feb 9 12:02:35 1995 Ian Lance Taylor <ian@cygnus.com>
* i386linux.c (NEEDS_SHRLIB): Define.
(linux_tally_symbols): Crash if a NEEDS_SHRLIB symbol is
undefined. From hjl@nynexst.com (H.J. Lu).
* elfcode.h (elf_bfd_final_link): Add assertion to make sure that * elfcode.h (elf_bfd_final_link): Add assertion to make sure that
dynamic and dynobj are in synch. dynamic and dynobj are in synch.

36
bfd/i386linux.c
View File

@ -94,6 +94,12 @@ i386linux_write_object_contents (abfd)
#define IS_PLT_SYM(name) \ #define IS_PLT_SYM(name) \
(strncmp (name, PLT_REF_PREFIX, sizeof PLT_REF_PREFIX - 1) == 0) (strncmp (name, PLT_REF_PREFIX, sizeof PLT_REF_PREFIX - 1) == 0)
/* This string is used to generate specialized error messages. */
#ifndef NEEDS_SHRLIB
#define NEEDS_SHRLIB "__NEEDS_SHRLIB_"
#endif
/* This special symbol is a set vector that contains a list of /* This special symbol is a set vector that contains a list of
pointers to fixup tables. It will be present in any dynamicly pointers to fixup tables. It will be present in any dynamicly
linked file. The linker generated fixup table should also be added linked file. The linker generated fixup table should also be added
@ -422,6 +428,36 @@ linux_tally_symbols (h, data)
struct linux_link_hash_entry *h1, *h2; struct linux_link_hash_entry *h1, *h2;
boolean exists; boolean exists;
if (h->root.root.type == bfd_link_hash_undefined
&& strncmp (h->root.root.root.string, NEEDS_SHRLIB,
sizeof NEEDS_SHRLIB - 1) == 0)
{
const char *name;
char *p;
char *alloc = NULL;
name = h->root.root.root.string + sizeof NEEDS_SHRLIB - 1;
p = strrchr (name, '_');
if (p != NULL)
alloc = (char *) malloc (strlen (name) + 1);
/* FIXME! BFD should not call printf! */
if (p == NULL || alloc == NULL)
fprintf (stderr, "Output file requires shared library `%s'\n", name);
else
{
strcpy (alloc, name);
p = strrchr (alloc, '_');
*p++ = '\0';
fprintf (stderr,
"Output file requires shared library `%s.so.%s'\n",
alloc, p);
free (alloc);
}
abort ();
}
/* If this symbol is not a PLT/GOT, we do not even need to look at it */ /* If this symbol is not a PLT/GOT, we do not even need to look at it */
is_plt = IS_PLT_SYM (h->root.root.root.string); is_plt = IS_PLT_SYM (h->root.root.root.string);