diff options
author | Boris Kolpackov <boris@codesynthesis.com> | 2010-08-18 17:51:09 +0200 |
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committer | Boris Kolpackov <boris@codesynthesis.com> | 2010-08-18 17:51:09 +0200 |
commit | acb656e605d91971ee4014da66be1b7ba6201ac3 (patch) | |
tree | 96bd2145eafe938647c6d510d58dc217a22344c7 /odb/details/posix/tls.hxx | |
parent | d8b70727fdda5c1de19736724809e76e060b417e (diff) |
Add multi-threading primitives
Currently only the pthread-based implementation is present.
Diffstat (limited to 'odb/details/posix/tls.hxx')
-rw-r--r-- | odb/details/posix/tls.hxx | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/odb/details/posix/tls.hxx b/odb/details/posix/tls.hxx new file mode 100644 index 0000000..6e11a64 --- /dev/null +++ b/odb/details/posix/tls.hxx @@ -0,0 +1,96 @@ +// file : odb/details/posix/tls.hxx +// author : Boris Kolpackov <boris@codesynthesis.com> +// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC +// license : GNU GPL v2; see accompanying LICENSE file + +#ifndef ODB_DETAILS_POSIX_TLS_HXX +#define ODB_DETAILS_POSIX_TLS_HXX + +#include <pthread.h> + +namespace odb +{ + namespace details + { + template <typename T> + class tls; + + template <typename T> + class tls + { + public: + tls (); + + T& + get () const; + + private: + tls (const tls&); + tls& operator= (const tls&); + + private: + static void + key_init (); + + static void + destructor (void*); + + private: + static int error_; + static pthread_once_t once_; + static pthread_key_t key_; + }; + + template <typename T> + class tls<T*> + { + public: + tls (); + + T* + get () const; + + void + set (T* p); + + private: + tls (const tls&); + tls& operator= (const tls&); + + private: + static void + key_init (); + + private: + static int error_; + static pthread_once_t once_; + static pthread_key_t key_; + }; + + template <typename T> + inline T& + tls_get (const tls<T>& s) + { + return s.get (); + } + + template <typename T> + inline T* + tls_get (const tls<T*>& s) + { + return s.get (); + } + + template <typename T> + inline void + tls_set (tls<T*>& s, T* p) + { + return s.set (p); + } + } +} + +#include <odb/details/posix/tls.ixx> +#include <odb/details/posix/tls.txx> + +#endif // ODB_DETAILS_POSIX_TLS_HXX |