diff options
Diffstat (limited to 'deps/openssl/openssl/include/openssl/e_os2.h')
| -rw-r--r-- | deps/openssl/openssl/include/openssl/e_os2.h | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/deps/openssl/openssl/include/openssl/e_os2.h b/deps/openssl/openssl/include/openssl/e_os2.h index 9800e15487..eeae215445 100644 --- a/deps/openssl/openssl/include/openssl/e_os2.h +++ b/deps/openssl/openssl/include/openssl/e_os2.h @@ -146,36 +146,30 @@ extern "C" { # endif /*- - * Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare - * certain global symbols that, with some compilers under VMS, have to be - * defined and declared explicitly with globaldef and globalref. - * Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare - * DLL exports and imports for compilers under Win32. These are a little - * more complicated to use. Basically, for any library that exports some - * global variables, the following code must be present in the header file - * that declares them, before OPENSSL_EXTERN is used: + * OPENSSL_EXTERN is normally used to declare a symbol with possible extra + * attributes to handle its presence in a shared library. + * OPENSSL_EXPORT is used to define a symbol with extra possible attributes + * to make it visible in a shared library. + * Care needs to be taken when a header file is used both to declare and + * define symbols. Basically, for any library that exports some global + * variables, the following code must be present in the header file that + * declares them, before OPENSSL_EXTERN is used: * * #ifdef SOME_BUILD_FLAG_MACRO * # undef OPENSSL_EXTERN * # define OPENSSL_EXTERN OPENSSL_EXPORT * #endif * - * The default is to have OPENSSL_EXPORT, OPENSSL_EXTERN and OPENSSL_GLOBAL + * The default is to have OPENSSL_EXPORT and OPENSSL_EXTERN * have some generally sensible values. */ -# if defined(OPENSSL_SYS_VMS_NODECC) -# define OPENSSL_EXPORT globalref -# define OPENSSL_EXTERN globalref -# define OPENSSL_GLOBAL globaldef -# elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL) +# if defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL) # define OPENSSL_EXPORT extern __declspec(dllexport) # define OPENSSL_EXTERN extern __declspec(dllimport) -# define OPENSSL_GLOBAL # else # define OPENSSL_EXPORT extern # define OPENSSL_EXTERN extern -# define OPENSSL_GLOBAL # endif /*- @@ -196,7 +190,7 @@ extern "C" { # define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void) # define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name())) # else -# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) OPENSSL_GLOBAL type _shadow_##name=value; +# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) type _shadow_##name=value; # define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name # define OPENSSL_GLOBAL_REF(name) _shadow_##name # endif @@ -222,6 +216,8 @@ extern "C" { # define OSSL_SSIZE_MAX SSIZE_MAX # elif defined(_POSIX_SSIZE_MAX) # define OSSL_SSIZE_MAX _POSIX_SSIZE_MAX +# else +# define OSSL_SSIZE_MAX ((ssize_t)(SIZE_MAX>>1)) # endif # endif |