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| author | Yang Tse <yangsita@gmail.com> | 2011-09-04 17:09:36 +0200 |
|---|---|---|
| committer | Yang Tse <yangsita@gmail.com> | 2011-09-04 17:09:36 +0200 |
| commit | bab721cb1cad87e01b3c240821be47755bdc4bac (patch) | |
| tree | 355903591c2ee282e601bb6580a62c124d84df44 /setup_once.h | |
| parent | 1f8f14d21ebfcddd18c6c7ba7c74a160b64575ac (diff) | |
| download | c-ares-bab721cb1cad87e01b3c240821be47755bdc4bac.tar.gz c-ares-bab721cb1cad87e01b3c240821be47755bdc4bac.tar.bz2 c-ares-bab721cb1cad87e01b3c240821be47755bdc4bac.zip | |
setup_once.h cleanup and sync
Diffstat (limited to 'setup_once.h')
| -rw-r--r-- | setup_once.h | 37 |
1 files changed, 23 insertions, 14 deletions
diff --git a/setup_once.h b/setup_once.h index a333f54..48cb9b2 100644 --- a/setup_once.h +++ b/setup_once.h @@ -300,6 +300,27 @@ struct timeval { /* + * Macro WHILE_FALSE may be used to build single-iteration do-while loops, + * avoiding compiler warnings. Mostly intended for other macro definitions. + */ + +#define WHILE_FALSE while(0) + +#if defined(_MSC_VER) && !defined(__POCC__) +# undef WHILE_FALSE +# if (_MSC_VER < 1500) +# define WHILE_FALSE while(1, 0) +# else +# define WHILE_FALSE \ +__pragma(warning(push)) \ +__pragma(warning(disable:4127)) \ +while(0) \ +__pragma(warning(pop)) +# endif +#endif + + +/* * Typedef to 'int' if sig_atomic_t is not an available 'typedefed' type. */ @@ -336,7 +357,7 @@ typedef int sig_atomic_t; #ifdef DEBUGBUILD #define DEBUGF(x) x #else -#define DEBUGF(x) do { } while (0) +#define DEBUGF(x) do { } WHILE_FALSE #endif @@ -347,7 +368,7 @@ typedef int sig_atomic_t; #if defined(DEBUGBUILD) && defined(HAVE_ASSERT_H) #define DEBUGASSERT(x) assert(x) #else -#define DEBUGASSERT(x) do { } while (0) +#define DEBUGASSERT(x) do { } WHILE_FALSE #endif @@ -460,18 +481,6 @@ typedef int sig_atomic_t; /* - * System error codes for Windows CE - */ - -#if defined(WIN32) && !defined(HAVE_ERRNO_H) -#define ENOENT ERROR_FILE_NOT_FOUND -#define ESRCH ERROR_PATH_NOT_FOUND -#define ENOMEM ERROR_NOT_ENOUGH_MEMORY -#define ENOSPC ERROR_INVALID_PARAMETER -#endif - - -/* * Actually use __32_getpwuid() on 64-bit VMS builds for getpwuid() */ |