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authorH.J. Lu <hjl.tools@gmail.com>2003-10-24 14:55:14 +0000
committerH.J. Lu <hjl.tools@gmail.com>2003-10-24 14:55:14 +0000
commit5e35cbc224bd9b78e4547073ca92b1fd85ad9301 (patch)
tree16a5eea127a4bcbfa97821d1a3e802a38fcdd1ae /ld
parent383b84283aeda5986ed67e66e2ca8788f8cff1f5 (diff)
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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 '\\'.
Diffstat (limited to 'ld')
-rw-r--r--ld/ChangeLog11
-rw-r--r--ld/ldlang.c92
-rw-r--r--ld/ldlex.l2
3 files changed, 80 insertions, 25 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog
index 287e28e..a6dcf1c 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -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
diff --git a/ld/ldlang.c b/ld/ldlang.c
index b180ede..e57f6f9 100644
--- a/ld/ldlang.c
+++ b/ld/ldlang.c
@@ -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"),
diff --git a/ld/ldlex.l b/ld/ldlex.l
index b52e1cf..aeac817 100644
--- a/ld/ldlex.l
+++ b/ld/ldlex.l
@@ -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