Robustify mi-simplerun.
[deliverable/binutils-gdb.git] / gold / options.h
index 2ea57ecb01bac4983da56dd552fda5edaa1a9990..653f5fc09d1fef81f866ba8ef6776aab0992d4cc 100644 (file)
@@ -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                     \
   {                                                                          \
@@ -365,13 +369,22 @@ struct Struct_special : public Struct_var
   bool                                                                    \
   any_##varname__() const                                                 \
   { return !this->varname__##_.value.empty(); }                           \
+                                                                         \
   bool                                                                    \
   is_##varname__(const char* symbol) const                                \
   {                                                                       \
     return (!this->varname__##_.value.empty()                             \
             && (this->varname__##_.value.find(std::string(symbol))        \
                 != this->varname__##_.value.end()));                      \
-  }
+  }                                                                      \
+                                                                         \
+  options::String_set::const_iterator                                    \
+  varname__##_begin() const                                              \
+  { return this->varname__##_.value.begin(); }                           \
+                                                                         \
+  options::String_set::const_iterator                                    \
+  varname__##_end() const                                                \
+  { return this->varname__##_.value.end(); }
 
 // When you have a list of possible values (expressed as string)
 // After helparg__ should come an initializer list, like
@@ -390,6 +403,53 @@ 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 +562,9 @@ 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);
@@ -595,6 +654,11 @@ class General_options
   DEFINE_string(m, options::EXACTLY_ONE_DASH, 'm', "",
                 N_("Ignored for compatibility"), N_("EMULATION"));
 
+  DEFINE_bool(print_map, options::TWO_DASHES, 'M', false,
+             N_("Write map file on standard output"), NULL);
+  DEFINE_string(Map, options::ONE_DASH, '\0', NULL, N_("Write map file"),
+               N_("MAPFILENAME"));
+
   DEFINE_enable(new_dtags, options::EXACTLY_TWO_DASHES, '\0', false,
                N_("Enable use of DT_RUNPATH and DT_FLAGS"),
                N_("Disable use of DT_RUNPATH and DT_FLAGS"));
@@ -602,6 +666,10 @@ class General_options
   DEFINE_bool(noinhibit_exec, options::TWO_DASHES, '\0', false,
              N_("Create an output file even if errors occur"), NULL);
 
+  DEFINE_bool_alias(no_undefined, defs, options::TWO_DASHES, '\0',
+                   N_("Report undefined symbols (even with --shared)"),
+                   NULL, false);
+
   DEFINE_string(output, options::TWO_DASHES, 'o', "a.out",
                 N_("Set output file name"), N_("FILE"));
 
@@ -640,6 +708,8 @@ class General_options
               N_("Strip all symbols"), NULL);
   DEFINE_bool(strip_debug, options::TWO_DASHES, 'S', false,
               N_("Strip debugging information"), NULL);
+  DEFINE_bool(strip_debug_non_line, options::TWO_DASHES, '\0', false,
+              N_("Emit only debug line number information"), NULL);
   DEFINE_bool(strip_debug_gdb, options::TWO_DASHES, '\0', false,
               N_("Strip debug symbols that are unused by gdb "
                  "(at least versions <= 6.7)"), NULL);
@@ -683,6 +753,9 @@ class General_options
   DEFINE_uint64(Ttext, options::ONE_DASH, '\0', -1U,
                 N_("Set the address of the text segment"), N_("ADDRESS"));
 
+  DEFINE_set(undefined, options::TWO_DASHES, 'u',
+            N_("Create undefined reference to SYMBOL"), N_("SYMBOL"));
+
   DEFINE_bool(verbose, options::TWO_DASHES, '\0', false,
               N_("Synonym for --debug=files"), NULL);
 
@@ -745,6 +818,9 @@ class General_options
   DEFINE_bool(nodump, options::DASH_Z, '\0', false,
              N_("Mark DSO not available to dldump"),
              NULL);
+  DEFINE_bool(relro, options::DASH_Z, '\0', false,
+             N_("Where possible mark variables read-only after relocation"),
+             N_("Don't mark variables read-only after relocation"));
 
  public:
   typedef options::Dir_list Dir_list;
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