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threads: Cleanup TLS declarations

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This time for good.
This commit is contained in:
Vicent Marti 2011-06-07 03:39:19 +02:00
parent 9d77d83a81
commit 340fc0d40a
1 changed files with 37 additions and 30 deletions
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67
include/git2/thread-utils.h
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@ -31,41 +31,48 @@
* http://predef.sourceforge.net/precomp.html
*/
#define GIT_HAS_TLS 1
#ifdef GIT_THREADS
# define GIT_HAS_TLS 1
#if defined(__APPLE__) && defined(__MACH__)
# undef GIT_TLS
# define GIT_TLS
/* No TLS in Cygwin */
# if defined(__CHECKER__) || defined(__CYGWIN__)
# undef GIT_HAS_TLS
# define GIT_TLS
#elif defined(__GNUC__) || \
defined(__SUNPRO_C) || \
defined(__SUNPRO_CC) || \
defined(__xlc__) || \
defined(__xlC__)
# define GIT_TLS __thread
/* No TLS in Mach binaries for Mac OS X */
# elif defined(__APPLE__) && defined(__MACH__)
# undef GIT_TLS
# define GIT_TLS
#elif defined(__INTEL_COMPILER)
# if defined(_WIN32) || defined(_WIN32_CE)
# define GIT_TLS __declspec(thread)
# else
# define GIT_TLS __thread
# endif
/* Normal TLS for GCC */
# elif defined(__GNUC__) || \
defined(__SUNPRO_C) || \
defined(__SUNPRO_CC) || \
defined(__xlc__) || \
defined(__xlC__)
# define GIT_TLS __thread
#elif defined(_WIN32) || \
defined(_WIN32_CE) || \
defined(__BORLANDC__)
# define GIT_TLS __declspec(thread)
/* ICC may run on Windows or Linux */
# elif defined(__INTEL_COMPILER)
# if defined(_WIN32) || defined(_WIN32_CE)
# define GIT_TLS __declspec(thread)
# else
# define GIT_TLS __thread
# endif
#else
# undef GIT_HAS_TLS
# define GIT_TLS /* nothing: tls vars are thread-global */
#endif
/* Declspec for MSVC in Win32 */
# elif defined(_WIN32) || \
defined(_WIN32_CE) || \
defined(__BORLANDC__)
# define GIT_TLS __declspec(thread)
/* sparse and cygwin don't grok thread-local variables */
#if defined(__CHECKER__) || defined(__CYGWIN__)
# undef GIT_HAS_TLS
# undef GIT_TLS
# define GIT_TLS
#endif
/* Other platform; no TLS */
# else
# undef GIT_HAS_TLS
# define GIT_TLS /* nothing: tls vars are thread-global */
# endif
#else /* Disable TLS if libgit2 is not threadsafe */
# define GIT_TLS
#endif /* GIT_THREADS */
#endif /* INCLUDE_git_thread_utils_h__ */