[llvm-commits] CVS: llvm/include/Support/hash_map.in hash_map

[Brian Gaeke]

Changes in directory llvm/include/Support:

hash_map.in added (r1.1)
hash_map (r1.14) removed

---
Log message:

Renamed to hash_map.in; move to using autoconf substitution tags.

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Diffs of the changes:  (+66 -0)

Index: llvm/include/Support/hash_map.in
diff -c /dev/null llvm/include/Support/hash_map.in:1.1
*** /dev/null	Mon Feb 23 12:56:45 2004
--- llvm/include/Support/hash_map.in	Mon Feb 23 12:56:35 2004
***************
*** 0 ****
--- 1,66 ----
+ //===-- Support/hash_map - "Portable" wrapper around hash_map ---*- C++ -*-===//
+ // 
+ //                     The LLVM Compiler Infrastructure
+ //
+ // This file was developed by the LLVM research group and is distributed under
+ // the University of Illinois Open Source License. See LICENSE.TXT for details.
+ // 
+ //===----------------------------------------------------------------------===//
+ // 
+ // This file provides a wrapper around the mysterious <hash_map> header file
+ // that seems to move around between GCC releases into and out of namespaces at
+ // will.  #including this header will cause hash_map to be available in the
+ // global namespace.
+ //
+ //===----------------------------------------------------------------------===//
+ 
+ #ifndef SUPPORT_HASH_MAP
+ #define SUPPORT_HASH_MAP
+ 
+ // Compiler Support Matrix
+ //
+ // Version   Namespace   Header File
+ //  2.95.x       ::        hash_map
+ //  3.0.4       std      ext/hash_map
+ //  3.1      __gnu_cxx   ext/hash_map
+ //
+ 
+ #if @HAVE_GNU_EXT_HASH_MAP@
+ // This is for GCC-3.1+ which puts hash in ext/hash_map
+ # include <ext/hash_map>
+ # ifndef HASH_NAMESPACE
+ #  define HASH_NAMESPACE __gnu_cxx
+ # endif
+ 
+ // GCC 3.0.x puts hash_map in <ext/hash_map> and in the std namespace.
+ #elif @HAVE_STD_EXT_HASH_MAP@
+ # include <ext/hash_map>
+ # ifndef HASH_NAMESPACE
+ #  define HASH_NAMESPACE std
+ # endif
+ 
+ // Older compilers such as GCC before version 3.0 do not keep
+ // extensions in the `ext' directory, and ignore the `std' namespace.
+ #elif @HAVE_GLOBAL_HASH_MAP@
+ # include <hash_map>
+ # ifndef HASH_NAMESPACE
+ #  define HASH_NAMESPACE std
+ # endif
+ 
+ // Give a warning if we couldn't find it, instead of (or in addition to)
+ // randomly doing something dumb.
+ #else
+ # warning "Autoconfiguration failed to find the hash_map header file."
+ #endif
+ 
+ using HASH_NAMESPACE::hash_map;
+ using HASH_NAMESPACE::hash_multimap;
+ using HASH_NAMESPACE::hash;
+ 
+ // Include vector because ext/hash_map includes stl_vector.h and leaves
+ // out specializations like stl_bvector.h, causing link conflicts.
+ #include <vector>
+ 
+ #include <Support/HashExtras.h>
+ 
+ #endif