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authorIan Lance Taylor <ian@airs.com>2008-05-06 20:40:33 +0000
committerIan Lance Taylor <ian@airs.com>2008-05-06 20:40:33 +0000
commit2b706932eef86b25a7a833b0e3136d3a0429bfab (patch)
tree68b555495b758030762b0aeed60bc9119dc98002 /gold
parentb1e6fd1961bf6906b9990e2a260f410b6b474272 (diff)
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* options.h (DEFINE_var): Add set_user_set_##varname__.
(DEFINE_bool_alias): New macro. (class General_options): Define -Bstatic using DEFINE_bool_alias rather than DEFINE_special. Add --undefined as an alias for -z defs. * options.cc (General_options::parse_Bstatic): Remove.
Diffstat (limited to 'gold')
-rw-r--r--gold/ChangeLog7
-rw-r--r--gold/options.cc6
-rw-r--r--gold/options.h63
3 files changed, 66 insertions, 10 deletions
diff --git a/gold/ChangeLog b/gold/ChangeLog
index 3f77ed4..3c015c8 100644
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,5 +1,12 @@
2008-05-06 Ian Lance Taylor <iant@google.com>
+ * options.h (DEFINE_var): Add set_user_set_##varname__.
+ (DEFINE_bool_alias): New macro.
+ (class General_options): Define -Bstatic using DEFINE_bool_alias
+ rather than DEFINE_special. Add --undefined as an alias for -z
+ defs.
+ * options.cc (General_options::parse_Bstatic): Remove.
+
* options.h (class General_options): Add --fatal-warnings.
* main.cc (main): Implement --fatal-warnings.
* errors.h (Errors::warning_count): New function.
diff --git a/gold/options.cc b/gold/options.cc
index af024b5..8d18c11 100644
--- a/gold/options.cc
+++ b/gold/options.cc
@@ -282,12 +282,6 @@ General_options::parse_V(const char*, const char*, Command_line*)
}
void
-General_options::parse_Bstatic(const char*, const char*, Command_line*)
-{
- this->set_Bdynamic(false);
-}
-
-void
General_options::parse_defsym(const char*, const char* arg,
Command_line* cmdline)
{
diff --git a/gold/options.h b/gold/options.h
index 2ea57ec..cf9b887 100644
--- a/gold/options.h
+++ b/gold/options.h
@@ -239,6 +239,10 @@ struct Struct_special : public Struct_var
user_set_##varname__() const \
{ return this->varname__##_.user_set_via_option; } \
\
+ void \
+ set_user_set_##varname__() \
+ { this->varname__##_.user_set_via_option = true; } \
+ \
private: \
struct Struct_##varname__ : public options::Struct_var \
{ \
@@ -390,6 +394,53 @@ struct Struct_special : public Struct_var
choices, sizeof(choices) / sizeof(*choices)); \
}
+// This is like DEFINE_bool, but VARNAME is the name of a different
+// option. This option becomes an alias for that one. INVERT is true
+// if this option is an inversion of the other one.
+#define DEFINE_bool_alias(option__, varname__, dashes__, shortname__, \
+ helpstring__, no_helpstring__, invert__) \
+ private: \
+ struct Struct_##option__ : public options::Struct_var \
+ { \
+ Struct_##option__() \
+ : option(#option__, dashes__, shortname__, "", helpstring__, \
+ NULL, false, this) \
+ { } \
+ \
+ void \
+ parse_to_value(const char*, const char*, \
+ Command_line*, General_options* options) \
+ { \
+ options->set_##varname__(!invert__); \
+ options->set_user_set_##varname__(); \
+ } \
+ \
+ options::One_option option; \
+ }; \
+ Struct_##option__ option__##_; \
+ \
+ struct Struct_no_##option__ : public options::Struct_var \
+ { \
+ Struct_no_##option__() \
+ : option((dashes__ == options::DASH_Z \
+ ? "no" #option__ \
+ : "no-" #option__), \
+ dashes__, '\0', "", no_helpstring__, \
+ NULL, false, this) \
+ { } \
+ \
+ void \
+ parse_to_value(const char*, const char*, \
+ Command_line*, General_options* options) \
+ { \
+ options->set_##varname__(invert__); \
+ options->set_user_set_##varname__(); \
+ } \
+ \
+ options::One_option option; \
+ }; \
+ Struct_no_##option__ no_##option__##_initializer_
+
// This is used for non-standard flags. It defines no functions; it
// just calls General_options::parse_VARNAME whenever the flag is
// seen. We declare parse_VARNAME as a static member of
@@ -502,10 +553,9 @@ class General_options
DEFINE_bool(Bdynamic, options::ONE_DASH, '\0', true,
N_("-l searches for shared libraries"), NULL);
- // Bstatic affects the same variable as Bdynamic, so we have to use
- // the "special" macro to make that happen.
- DEFINE_special(Bstatic, options::ONE_DASH, '\0',
- N_("-l does not search for shared libraries"), NULL);
+ DEFINE_bool_alias(Bstatic, Bdynamic, options::ONE_DASH, '\0',
+ N_("-l does not search for shared libraries"), NULL,
+ true);
DEFINE_bool(Bsymbolic, options::ONE_DASH, '\0', false,
N_("Bind defined symbols locally"), NULL);
@@ -683,6 +733,11 @@ class General_options
DEFINE_uint64(Ttext, options::ONE_DASH, '\0', -1U,
N_("Set the address of the text segment"), N_("ADDRESS"));
+ DEFINE_bool_alias(undefined, defs, options::TWO_DASHES, '\0',
+ "Allow undefined symbols with --shared",
+ "Report undefined symbols (even with --shared)",
+ true);
+
DEFINE_bool(verbose, options::TWO_DASHES, '\0', false,
N_("Synonym for --debug=files"), NULL);