gold/gold.h

   1 // gold.h -- general definitions for gold   -*- C++ -*-
   2
   3 #ifndef GOLD_GOLD_H
   4
   5 #include "config.h"
   6 #include "ansidecl.h"
   7
   8 #ifdef ENABLE_NLS
   9 # include <libintl.h>
  10 # define _(String) gettext (String)
  11 # ifdef gettext_noop
  12 #  define N_(String) gettext_noop (String)
  13 # else
  14 #  define N_(String) (String)
  15 # endif
  16 #else
  17 # define gettext(Msgid) (Msgid)
  18 # define dgettext(Domainname, Msgid) (Msgid)
  19 # define dcgettext(Domainname, Msgid, Category) (Msgid)
  20 # define textdomain(Domainname) while (0) /* nothing */
  21 # define bindtextdomain(Domainname, Dirname) while (0) /* nothing */
  22 # define _(String) (String)
  23 # define N_(String) (String)
  24 #endif
  25
  26 // Figure out how to get a hash set and a hash map.
  27
  28 #if HAVE_TR1_UNORDERED_SET && HAVE_TR1_UNORDERED_MAP
  29
  30 #include <tr1/unordered_set>
  31 #include <tr1/unordered_map>
  32
  33 // We need a template typedef here.
  34
  35 #define Unordered_set std::tr1::unordered_set
  36 #define Unordered_map std::tr1::unordered_map
  37
  38 #elif HAVE_EXT_HASH_MAP && HAVE_EXT_HASH_SET
  39
  40 #include <ext/hash_map>
  41 #include <ext/hash_set>
  42
  43 #define Unordered_set __gnu_cxx::hash_set
  44 #define Unordered_map __gnu_cxx::hash_map
  45
  46 #else
  47
  48 // The fallback is to just use set and map.
  49
  50 #include <set>
  51 #include <map>
  52
  53 #define Unordered_set std::set
  54 #define Unordered_map std::map
  55
  56 #endif
  57
  58 namespace gold
  59 {
  60
  61 // The name of the program as used in error messages.
  62 extern const char* program_name;
  63
  64 // This function is called to exit the program.  Status is true to
  65 // exit success (0) and false to exit failure (1).
  66 extern void
  67 gold_exit(bool status) ATTRIBUTE_NORETURN;
  68
  69 // This function is called to emit an unexpected error message and a
  70 // newline, and then exit with failure.  If PERRNO is true, it reports
  71 // the error in errno.
  72 extern void
  73 gold_fatal(const char* msg, bool perrno) ATTRIBUTE_NORETURN;
  74
  75 // This is function is called in some cases if we run out of memory.
  76 extern void
  77 gold_nomem() ATTRIBUTE_NORETURN;
  78
  79 // This function is called in cases which can not arise if the code is
  80 // written correctly.
  81 extern void
  82 gold_unreachable() ATTRIBUTE_NORETURN;
  83
  84 } // End namespace gold.
  85
  86 #endif // !defined(GOLD_GOLD_H)