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bfd/

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2003-10-24  H.J. Lu  <hongjiu.lu@intel.com>

	* elflink.h (NAME(bfd_elf,size_dynamic_sections)): Look up
	hash table for real symbols.

include/

2003-10-24  H.J. Lu  <hongjiu.lu@intel.com>

	* bfdlink.h (bfd_elf_version_expr): Add "symbol" and remove
	"wildcard".

ld/

2003-10-24  H.J. Lu  <hongjiu.lu@intel.com>

	* ldlang.c (lang_vers_match): Check "symbol" instead of
	"wildcard" and "pattern". Fix a typo.
	(lang_finalize_version_expr_head): Likewise.
	(lang_register_vers_node): Likewise.
	(realsymbol): New function.
	(lang_new_vers_pattern): Set "symbol" and remove "wildcard".

	* ldlex.l (V_IDENTIFIER): Allow '\\'.
This commit is contained in:
H.J. Lu 2003-10-24 14:55:14 +00:00
parent 383b84283a
commit 5e35cbc224
7 changed files with 94 additions and 31 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
bfd/ChangeLog
View file

@ -1,3 +1,8 @@
2003-10-24 H.J. Lu <hongjiu.lu@intel.com>
* elflink.h (NAME(bfd_elf,size_dynamic_sections)): Look up
hash table for real symbols.
2003-10-23 Michael Snyder <msnyder@redhat.com>
* section.c (asection): Fix typo in comment.

6
bfd/elflink.h
View file

@ -2059,16 +2059,14 @@ NAME(bfd_elf,size_dynamic_sections) (bfd *output_bfd,
/* Make all global versions with definiton. */
for (t = verdefs; t != NULL; t = t->next)
for (d = t->globals.list; d != NULL; d = d->next)
/* FIXME: Shouldn't this be !d->symver && d->wildcard == 0
instead? */
if (!d->symver && strchr (d->pattern, '*') == NULL)
if (!d->symver && d->symbol)
{
const char *verstr, *name;
size_t namelen, verlen, newlen;
char *newname, *p;
struct elf_link_hash_entry *newh;
name = d->pattern;
name = d->symbol;
namelen = strlen (name);
verstr = t->name;
verlen = strlen (verstr);

5
include/ChangeLog
View file

@ -1,3 +1,8 @@
2003-10-24 H.J. Lu <hongjiu.lu@intel.com>
* bfdlink.h (bfd_elf_version_expr): Add "symbol" and remove
"wildcard".
2003-10-22 Joseph S. Myers <jsm@polyomino.org.uk>
* obstack.h: Merge the following change from gnulib:

4
include/bfdlink.h
View file

@ -625,12 +625,12 @@ struct bfd_elf_version_expr
struct bfd_elf_version_expr *next;
/* Glob pattern. */
const char *pattern;
/* NULL for a glob pattern, otherwise a straight symbol. */
const char *symbol;
/* Defined by ".symver". */
unsigned int symver : 1;
/* Defined by version script. */
unsigned int script : 1;
/* Is this a wildcard?. */
unsigned int wildcard : 1;
/* Pattern type. */
#define BFD_ELF_VERSION_C_TYPE 1
#define BFD_ELF_VERSION_CXX_TYPE 2

11
ld/ChangeLog
View file

@ -1,3 +1,14 @@
2003-10-24 H.J. Lu <hongjiu.lu@intel.com>
* ldlang.c (lang_vers_match): Check "symbol" instead of
"wildcard" and "pattern". Fix a typo.
(lang_finalize_version_expr_head): Likewise.
(lang_register_vers_node): Likewise.
(realsymbol): New function.
(lang_new_vers_pattern): Set "symbol" and remove "wildcard".
* ldlex.l (V_IDENTIFIER): Allow '\\'.
2003-10-24 Nick Clifton <nickc@redhat.com>
* emultempl/m68hc1xelf.em (before_allocation): Add missing second

92
ld/ldlang.c
View file

@ -5000,7 +5000,7 @@ lang_vers_match (struct bfd_elf_version_expr_head *head,
java_sym = sym;
}
if (head->htab && (prev == NULL || prev->wildcard == 0))
if (head->htab && (prev == NULL || prev->symbol))
{
struct bfd_elf_version_expr e;
@ -5009,9 +5009,9 @@ lang_vers_match (struct bfd_elf_version_expr_head *head,
case 0:
if (head->mask & BFD_ELF_VERSION_C_TYPE)
{
e.pattern = sym;
e.symbol = sym;
expr = htab_find (head->htab, &e);
while (expr && strcmp (expr->pattern, sym) == 0)
while (expr && strcmp (expr->symbol, sym) == 0)
if (expr->mask == BFD_ELF_VERSION_C_TYPE)
goto out_ret;
else
@ -5021,9 +5021,9 @@ lang_vers_match (struct bfd_elf_version_expr_head *head,
case BFD_ELF_VERSION_C_TYPE:
if (head->mask & BFD_ELF_VERSION_CXX_TYPE)
{
e.pattern = cxx_sym;
e.symbol = cxx_sym;
expr = htab_find (head->htab, &e);
while (expr && strcmp (expr->pattern, sym) == 0)
while (expr && strcmp (expr->symbol, sym) == 0)
if (expr->mask == BFD_ELF_VERSION_CXX_TYPE)
goto out_ret;
else
@ -5033,9 +5033,9 @@ lang_vers_match (struct bfd_elf_version_expr_head *head,
case BFD_ELF_VERSION_CXX_TYPE:
if (head->mask & BFD_ELF_VERSION_JAVA_TYPE)
{
e.pattern = java_sym;
e.symbol = java_sym;
expr = htab_find (head->htab, &e);
while (expr && strcmp (expr->pattern, sym) == 0)
while (expr && strcmp (expr->symbol, sym) == 0)
if (expr->mask == BFD_ELF_VERSION_JAVA_TYPE)
goto out_ret;
else
@ -5048,7 +5048,7 @@ lang_vers_match (struct bfd_elf_version_expr_head *head,
}
/* Finally, try the wildcards. */
if (prev == NULL || prev->wildcard == 0)
if (prev == NULL || prev->symbol)
expr = head->remaining;
else
expr = prev->next;
@ -5065,7 +5065,7 @@ lang_vers_match (struct bfd_elf_version_expr_head *head,
s = cxx_sym;
else
s = sym;
if (fnmatch (expr->pattern, sym, 0) == 0)
if (fnmatch (expr->pattern, s, 0) == 0)
break;
expr = expr->next;
}
@ -5078,6 +5078,50 @@ out_ret:
return expr;
}
/* Return NULL if the PATTERN argument is a glob pattern, otherwise,
return a string pointing to the symbol name. */
static const char *
realsymbol (const char *pattern)
{
const char *p;
bfd_boolean changed = FALSE, backslash = FALSE;
char *s, *symbol = xmalloc (strlen (pattern) + 1);
for (p = pattern, s = symbol; *p != '\0'; ++p)
{
/* It is a glob pattern only if there is no preceding
backslash. */
if (! backslash && (*p == '?' || *p == '*' || *p == '['))
{
free (symbol);
return NULL;
}
if (backslash)
{
/* Remove the preceding backslash. */
*(s - 1) = *p;
changed = TRUE;
}
else
*s++ = *p;
backslash = *p == '\\';
}
if (changed)
{
*s = '\0';
return symbol;
}
else
{
free (symbol);
return pattern;
}
}
/* This is called for each variable name or match expression. */
struct bfd_elf_version_expr *
@ -5092,7 +5136,7 @@ lang_new_vers_pattern (struct bfd_elf_version_expr *orig,
ret->pattern = new;
ret->symver = 0;
ret->script = 0;
ret->wildcard = wildcardp (new);
ret->symbol = realsymbol (new);
if (lang == NULL || strcasecmp (lang, "C") == 0)
ret->mask = BFD_ELF_VERSION_C_TYPE;
@ -5136,7 +5180,7 @@ version_expr_head_hash (const void *p)
{
const struct bfd_elf_version_expr *e = p;
return htab_hash_string (e->pattern);
return htab_hash_string (e->symbol);
}
static int
@ -5145,7 +5189,7 @@ version_expr_head_eq (const void *p1, const void *p2)
const struct bfd_elf_version_expr *e1 = p1;
const struct bfd_elf_version_expr *e2 = p2;
return strcmp (e1->pattern, e2->pattern) == 0;
return strcmp (e1->symbol, e2->symbol) == 0;
}
static void
@ -5157,7 +5201,7 @@ lang_finalize_version_expr_head (struct bfd_elf_version_expr_head *head)
for (e = head->list; e; e = e->next)
{
if (!e->wildcard)
if (e->symbol)
count++;
head->mask |= e->mask;
}
@ -5171,7 +5215,7 @@ lang_finalize_version_expr_head (struct bfd_elf_version_expr_head *head)
for (e = head->list; e; e = next)
{
next = e->next;
if (e->wildcard)
if (!e->symbol)
{
*remaining_loc = e;
remaining_loc = &e->next;
@ -5196,14 +5240,14 @@ lang_finalize_version_expr_head (struct bfd_elf_version_expr_head *head)
last = e1;
e1 = e1->next;
}
while (e1 && strcmp (e1->pattern, e->pattern) == 0);
while (e1 && strcmp (e1->symbol, e->symbol) == 0);
if (last == NULL)
{
/* This is a duplicate. */
/* FIXME: Memory leak. Sometimes pattern is not
xmalloced alone, but in larger chunk of memory. */
/* free (e->pattern); */
/* free (e->symbol); */
free (e);
}
else
@ -5266,18 +5310,18 @@ lang_register_vers_node (const char *name,
{
struct bfd_elf_version_expr *e2;
if (t->locals.htab && e1->wildcard == 0)
if (t->locals.htab && e1->symbol)
{
e2 = htab_find (t->locals.htab, e1);
while (e2 && strcmp (e1->pattern, e2->pattern) == 0)
while (e2 && strcmp (e1->symbol, e2->symbol) == 0)
{
if (e1->mask == e2->mask)
einfo (_("%X%P: duplicate expression `%s' in version information\n"),
e1->pattern);
e1->symbol);
e2 = e2->next;
}
}
else if (e1->wildcard)
else if (!e1->symbol)
for (e2 = t->locals.remaining; e2 != NULL; e2 = e2->next)
if (strcmp (e1->pattern, e2->pattern) == 0 && e1->mask == e2->mask)
einfo (_("%X%P: duplicate expression `%s' in version information\n"),
@ -5291,18 +5335,18 @@ lang_register_vers_node (const char *name,
{
struct bfd_elf_version_expr *e2;
if (t->globals.htab && e1->wildcard == 0)
if (t->globals.htab && e1->symbol)
{
e2 = htab_find (t->globals.htab, e1);
while (e2 && strcmp (e1->pattern, e2->pattern) == 0)
while (e2 && strcmp (e1->symbol, e2->symbol) == 0)
{
if (e1->mask == e2->mask)
einfo (_("%X%P: duplicate expression `%s' in version information\n"),
e1->pattern);
e1->symbol);
e2 = e2->next;
}
}
else if (e1->wildcard)
else if (!e1->symbol)
for (e2 = t->globals.remaining; e2 != NULL; e2 = e2->next)
if (strcmp (e1->pattern, e2->pattern) == 0 && e1->mask == e2->mask)
einfo (_("%X%P: duplicate expression `%s' in version information\n"),

2
ld/ldlex.l
View file

@ -113,7 +113,7 @@ WHITE [ \t\n\r]+
NOCFILENAMECHAR [_a-zA-Z0-9\/\.\-\_\+\$\:\[\]\\\~]
V_TAG [.$_a-zA-Z][._a-zA-Z0-9]*
V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^]([*?.$_a-zA-Z0-9\[\]\-\!\^]|::)*
V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
%s SCRIPT
%s EXPRESSION