X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/b59e75b34cef3fedd214c9b6ee744146cf8b3308..b78ed007fa9baa198c63557db888ec30e57d786e:/win32/win32.h diff --git a/win32/win32.h b/win32/win32.h index 4c58b8c..cdfadfe 100644 --- a/win32/win32.h +++ b/win32/win32.h @@ -13,6 +13,47 @@ # define _WIN32_WINNT 0x0500 /* needed for CreateHardlink() etc. */ #endif +/* Win32 only optimizations for faster building */ +#ifdef PERL_IS_MINIPERL +/* this macro will remove Winsock only on miniperl, PERL_IMPLICIT_SYS and + * makedef.pl create dependencies that will keep Winsock linked in even with + * this macro defined, even though sockets will be umimplemented from a script + * level in full perl + */ +# define WIN32_NO_SOCKETS +/* less I/O calls during each require */ +# define PERL_DISABLE_PMC + +/* unnecessery for miniperl to lookup anything from an "installed" perl */ +# define WIN32_NO_REGISTRY + +/* allow minitest to work */ +# define PERL_TEXTMODE_SCRIPTS +#endif + +#ifdef WIN32_NO_SOCKETS +# undef HAS_SOCKET +# undef HAS_GETPROTOBYNAME +# undef HAS_GETPROTOBYNUMBER +# undef HAS_GETPROTOENT +# undef HAS_GETNETBYNAME +# undef HAS_GETNETBYADDR +# undef HAS_GETNETENT +# undef HAS_GETSERVBYNAME +# undef HAS_GETSERVBYPORT +# undef HAS_GETSERVENT +# undef HAS_GETHOSTBYNAME +# undef HAS_GETHOSTBYADDR +# undef HAS_GETHOSTENT +# undef HAS_SELECT +# undef HAS_IOCTL +# undef HAS_NTOHL +# undef HAS_HTONL +# undef HAS_HTONS +# undef HAS_NTOHS +# define WIN32SCK_IS_STDSCK +#endif + #if defined(PERL_IMPLICIT_SYS) # define DYNAMIC_ENV_FETCH # define HAS_GETENV_LEN @@ -22,9 +63,6 @@ # ifdef PERL_GLOBAL_STRUCT # error PERL_GLOBAL_STRUCT cannot be defined with PERL_IMPLICIT_SYS # endif -# define win32_get_privlib PerlEnv_lib_path -# define win32_get_sitelib PerlEnv_sitelib_path -# define win32_get_vendorlib PerlEnv_vendorlib_path #endif #ifdef __GNUC__ @@ -46,12 +84,15 @@ */ /* now even GCC supports __declspec() */ - -#if defined(PERLDLL) -#define DllExport -/*#define DllExport __declspec(dllexport)*/ /* noises with VC5+sp3 */ +/* miniperl has no reason to export anything */ +#if defined(PERL_IS_MINIPERL) && !defined(UNDER_CE) && defined(_MSC_VER) +# define DllExport #else -#define DllExport __declspec(dllimport) +# if defined(PERLDLL) +# define DllExport __declspec(dllexport) +# else +# define DllExport __declspec(dllimport) +# endif #endif /* The Perl APIs can only be called directly inside the perl5xx.dll. @@ -66,11 +107,26 @@ #if !defined(PERLDLL) && !defined(PERL_EXT_RE_BUILD) # ifdef __cplusplus # define PERL_CALLCONV extern "C" __declspec(dllimport) +# ifdef _MSC_VER +# define PERL_CALLCONV_NO_RET extern "C" __declspec(dllimport) __declspec(noreturn) +# endif # else # define PERL_CALLCONV __declspec(dllimport) +# ifdef _MSC_VER +# define PERL_CALLCONV_NO_RET __declspec(dllimport) __declspec(noreturn) +# endif +# endif +#else /* MSVC noreturn support inside the interp */ +# ifdef _MSC_VER +# define PERL_CALLCONV_NO_RET __declspec(noreturn) # endif #endif +#ifdef _MSC_VER +# define PERL_STATIC_NO_RET __declspec(noreturn) static +# define PERL_STATIC_INLINE_NO_RET __declspec(noreturn) PERL_STATIC_INLINE +#endif + #define WIN32_LEAN_AND_MEAN #include @@ -143,38 +199,28 @@ struct utsname { #endif #endif -#define STANDARD_C 1 #define DOSISH 1 /* no escaping our roots */ #define OP_BINARY O_BINARY /* mistake in in pp_sys.c? */ -/* Define USE_SOCKETS_AS_HANDLES to enable emulation of windows sockets as - * real filehandles. XXX Should always be defined (the other version is untested) */ -#define USE_SOCKETS_AS_HANDLES - /* read() and write() aren't transparent for socket handles */ -#define PERL_SOCK_SYSREAD_IS_RECV -#define PERL_SOCK_SYSWRITE_IS_SEND +#ifndef WIN32_NO_SOCKETS +# define PERL_SOCK_SYSREAD_IS_RECV +# define PERL_SOCK_SYSWRITE_IS_SEND +#endif + +#ifdef WIN32_NO_REGISTRY +/* the last _ in WIN32_NO_REGISTRY_M_ is like the _ in aTHX_ */ +# define WIN32_NO_REGISTRY_M_(x) +#else +# define WIN32_NO_REGISTRY_M_(x) x, +#endif #define PERL_NO_FORCE_LINK /* no need for PL_force_link_funcs */ -/* Define PERL_WIN32_SOCK_DLOAD to have Perl dynamically load the winsock - DLL when needed. Don't use if your compiler supports delayloading (ie, VC++ 6.0) - -- BKS 5-29-2000 */ -#if !(defined(_M_IX86) && _MSC_VER >= 1200) -#define PERL_WIN32_SOCK_DLOAD -#endif #define ENV_IS_CASELESS #define PIPESOCK_MODE "b" /* pipes, sockets default to binmode */ -#ifndef VER_PLATFORM_WIN32_WINDOWS /* VC-2.0 headers don't have this */ -#define VER_PLATFORM_WIN32_WINDOWS 1 -#endif - -#ifndef FILE_SHARE_DELETE /* VC-4.0 headers don't have this */ -#define FILE_SHARE_DELETE 0x00000004 -#endif - /* access() mode bits */ #ifndef R_OK # define R_OK 4 @@ -192,45 +238,11 @@ struct utsname { /* Compiler-specific stuff. */ -#if defined(_MSC_VER) || defined(__MINGW32__) /* VC uses non-standard way to determine the size and alignment if bit-fields */ -/* MinGW will compiler with -mms-bitfields, so should use the same types */ -# define PERL_BITFIELD8 unsigned char -# define PERL_BITFIELD16 unsigned short -# define PERL_BITFIELD32 unsigned int -#endif - -#ifdef __BORLANDC__ /* Borland C++ */ - -#if (__BORLANDC__ <= 0x520) -#define _access access -#define _chdir chdir -#endif - -#define _getpid getpid -#define wcsicmp _wcsicmp -#include - -#ifndef DllMain -#define DllMain DllEntryPoint -#endif - -#pragma warn -8004 /* "'foo' is assigned a value that is never used" */ -#pragma warn -8008 /* "condition is always true/false" */ -#pragma warn -8012 /* "comparing signed and unsigned values" */ -#pragma warn -8027 /* "functions containing %s are not expanded inline" */ -#pragma warn -8057 /* "parameter 'foo' is never used" */ -#pragma warn -8060 /* "possibly incorrect assignment" */ -#pragma warn -8066 /* "unreachable code" */ -#pragma warn -8071 /* "conversion may lose significant digits" */ -#pragma warn -8080 /* "'foo' is declared but never used" */ - -/* Borland C thinks that a pointer to a member variable is 12 bytes in size. */ -#define PERL_MEMBER_PTR_SIZE 12 - -#define isnan _isnan - -#endif +/* MinGW will compile with -mms-bitfields, so should use the same types */ +#define PERL_BITFIELD8 unsigned char +#define PERL_BITFIELD16 unsigned short +#define PERL_BITFIELD32 unsigned int #ifdef _MSC_VER /* Microsoft Visual C++ */ @@ -240,22 +252,101 @@ typedef long gid_t; typedef unsigned short mode_t; #endif -#pragma warning(disable: 4102) /* "unreferenced label" */ - -/* Visual C thinks that a pointer to a member variable is 16 bytes in size. */ -#define PERL_MEMBER_PTR_SIZE 16 - -#define isnan _isnan +#if _MSC_VER < 1800 +#define isnan _isnan /* Defined already in VC++ 12.0 */ +#endif +#ifdef UNDER_CE /* revisit what function this becomes celib vs corelibc, prv warning here*/ +# undef snprintf +#endif #define snprintf _snprintf #define vsnprintf _vsnprintf -#if _MSC_VER < 1300 -/* VC6 has broken NaN semantics: NaN == NaN returns true instead of false */ -#define NAN_COMPARE_BROKEN 1 +/* on VS2003, msvcrt.lib is missing these symbols */ +#if _MSC_VER >= 1300 && _MSC_VER < 1400 +# pragma intrinsic(_rotl64,_rotr64) +#endif + +#pragma warning(push) +#pragma warning(disable:4756;disable:4056) +PERL_STATIC_INLINE +double S_Infinity() { + /* this is a real C literal which can get further constant folded + unlike using HUGE_VAL/_HUGE which are data symbol imports from the CRT + and therefore can not by folded by VC, an example of constant + folding INF is creating -INF */ + return (DBL_MAX+DBL_MAX); +} +#pragma warning(pop) +#define NV_INF S_Infinity() + +/* selectany allows duplicate and unused data symbols to be removed by + VC linker, if this were static, each translation unit will have its own, + usually unused __PL_nan_u, if this were plain extern it will cause link + to fail due to multiple definitions, since we dont know if we are being + compiled as static or DLL XS, selectany simply always works, the cost of + importing __PL_nan_u across DLL boundaries in size in the importing DLL + will be more than the 8 bytes it will take up being in each XS DLL if + that DLL actually uses __PL_nan_u */ +extern const __declspec(selectany) union { unsigned __int64 __q; double __d; } +__PL_nan_u = { 0x7FF8000000000000UI64 }; +#define NV_NAN ((NV)__PL_nan_u.__d) + +/* The CRT was rewritten in VS2015. */ +#if _MSC_VER >= 1900 + +/* No longer declared in stdio.h */ +char *gets(char* buffer); + +#define tzname _tzname + +/* From corecrt_internal_stdio.h: */ +typedef struct +{ + union + { + FILE _public_file; + char* _ptr; + }; + + char* _base; + int _cnt; + long _flags; + long _file; + int _charbuf; + int _bufsiz; + char* _tmpfname; + CRITICAL_SECTION _lock; +} __crt_stdio_stream_data; + +#define PERLIO_FILE_flag_RD 0x0001 /* _IOREAD */ +#define PERLIO_FILE_flag_WR 0x0002 /* _IOWRITE */ +#define PERLIO_FILE_flag_RW 0x0004 /* _IOUPDATE */ +#define PERLIO_FILE_ptr(f) (((__crt_stdio_stream_data*)(f))->_ptr) +#define PERLIO_FILE_base(f) (((__crt_stdio_stream_data*)(f))->_base) +#define PERLIO_FILE_cnt(f) (((__crt_stdio_stream_data*)(f))->_cnt) +#define PERLIO_FILE_flag(f) ((int)(((__crt_stdio_stream_data*)(f))->_flags)) +#define PERLIO_FILE_file(f) ((int)(((__crt_stdio_stream_data*)(f))->_file)) + #endif #endif /* _MSC_VER */ +#if (!defined(_MSC_VER)) || (defined(_MSC_VER) && _MSC_VER < 1900) + +/* Note: PERLIO_FILE_ptr/base/cnt are not actually used for GCC or _ptr) +#define PERLIO_FILE_base(f) ((f)->_base) +#define PERLIO_FILE_cnt(f) ((f)->_cnt) +#define PERLIO_FILE_flag(f) ((f)->_flag) +#define PERLIO_FILE_file(f) ((f)->_file) + +#endif + #ifdef __MINGW32__ /* Minimal Gnu-Win32 */ typedef long uid_t; @@ -287,14 +378,11 @@ typedef long gid_t; # endif #endif -#endif /* __MINGW32__ */ - -/* both GCC/Mingw32 and MSVC++ 4.0 are missing this, so we put it here */ #ifndef CP_UTF8 # define CP_UTF8 65001 #endif -/* compatibility stuff for other compilers goes here */ +#endif /* __MINGW32__ */ #ifndef _INTPTR_T_DEFINED typedef int intptr_t; @@ -310,6 +398,7 @@ START_EXTERN_C /* For UNIX compatibility. */ +#ifdef PERL_CORE extern uid_t getuid(void); extern gid_t getgid(void); extern uid_t geteuid(void); @@ -317,14 +406,16 @@ extern gid_t getegid(void); extern int setuid(uid_t uid); extern int setgid(gid_t gid); extern int kill(int pid, int sig); -extern int killpg(int pid, int sig); #ifndef USE_PERL_SBRK extern void *sbrk(ptrdiff_t need); # define HAS_SBRK_PROTO #endif extern char * getlogin(void); extern int chown(const char *p, uid_t o, gid_t g); +#if !defined(__MINGW64_VERSION_MAJOR) || __MINGW64_VERSION_MAJOR < 4 extern int mkstemp(const char *path); +#endif +#endif #undef Stat #define Stat win32_stat @@ -363,12 +454,10 @@ typedef struct { DllExport void win32_get_child_IO(child_IO_table* ptr); DllExport HWND win32_create_message_window(void); +DllExport int win32_async_check(pTHX); -#ifndef USE_SOCKETS_AS_HANDLES -extern FILE * my_fdopen(int, char *); -#endif extern int my_fclose(FILE *); -extern char * win32_get_privlib(const char *pl, STRLEN *const len); +extern char * win32_get_privlib(WIN32_NO_REGISTRY_M_(const char *pl) STRLEN *const len); extern char * win32_get_sitelib(const char *pl, STRLEN *const len); extern char * win32_get_vendorlib(const char *pl, STRLEN *const len); @@ -376,7 +465,9 @@ extern char * win32_get_vendorlib(const char *pl, STRLEN *const len); extern void win32_delete_internal_host(void *h); #endif -extern char * staticlinkmodules[]; +extern int win32_get_errno(int err); + +extern const char * const staticlinkmodules[]; END_EXTERN_C @@ -390,8 +481,8 @@ typedef char * caddr_t; /* In malloc.c (core address). */ #ifdef MYMALLOC #define EMBEDMYMALLOC /**/ -/* #define USE_PERL_SBRK /**/ -/* #define PERL_SBRK_VIA_MALLOC /**/ +/* #define USE_PERL_SBRK / **/ +/* #define PERL_SBRK_VIA_MALLOC / **/ #endif #ifdef PERL_TEXTMODE_SCRIPTS @@ -419,9 +510,7 @@ struct thread_intern { char Wstrerror_buffer[512]; struct servent Wservent; char Wgetlogin_buffer[128]; -# ifdef USE_SOCKETS_AS_HANDLES int Winit_socktype; -# endif char Wcrypt_buffer[30]; # ifdef USE_RTL_THREAD_API void * retv; /* slot for thread return value */ @@ -468,10 +557,9 @@ struct interp_intern { UINT timerid; unsigned poll_count; Sighandler_t sigtable[SIG_SIZE]; + bool sloppystat; }; -DllExport int win32_async_check(pTHX); - #define WIN32_POLL_INTERVAL 32768 #define PERL_ASYNC_CHECK() if (w32_do_async || PL_sig_pending) win32_async_check(aTHX) @@ -503,25 +591,125 @@ DllExport int win32_async_check(pTHX); #define w32_init_socktype (PL_sys_intern.thr_intern.Winit_socktype) #define w32_use_showwindow (PL_sys_intern.thr_intern.Wuse_showwindow) #define w32_showwindow (PL_sys_intern.thr_intern.Wshowwindow) +#define w32_sloppystat (PL_sys_intern.sloppystat) #ifdef USE_ITHREADS void win32_wait_for_children(pTHX); # define PERL_WAIT_FOR_CHILDREN win32_wait_for_children(aTHX) #endif -/* IO.xs and POSIX.xs define PERLIO_NOT_STDIO to 1 */ -#if defined(PERL_EXT_IO) || defined(PERL_EXT_POSIX) -#undef PERLIO_NOT_STDIO +/* The following ioinfo struct manipulations had been removed but were + * reinstated to fix RT#120091/118059. However, they do not work with + * the rewritten CRT in VS2015 so they are removed once again for VS2015 + * onwards, which will therefore suffer from the reintroduction of the + * close socket bug. */ +#if (!defined(_MSC_VER)) || (defined(_MSC_VER) && _MSC_VER < 1900) + +#ifdef PERL_CORE + +/* C doesn't like repeat struct definitions */ +#if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION>=3) +# undef _CRTIMP #endif -#define PERLIO_NOT_STDIO 0 +#ifndef _CRTIMP +# define _CRTIMP __declspec(dllimport) +#endif + + +/* VS2005 has multiple ioinfo struct definitions through VS2005's release life + * VS2008-2012 have been stable but do not assume future VSs will have the + * same ioinfo struct, just because past struct stability. If research is done + * on the CRTs of future VSs, the version check can be bumped up so the newer + * VS uses a fixed ioinfo size. (Actually, only VS2013 (_MSC_VER 1800) hasn't + * been looked at; after that we cannot use the ioinfo struct anyway (see the + * #if above).) + */ +#if ! (_MSC_VER < 1400 || (_MSC_VER >= 1500 && _MSC_VER <= 1700) \ + || defined(__MINGW32__)) +/* size of ioinfo struct is determined at runtime */ +# define WIN32_DYN_IOINFO_SIZE +#endif + +#ifndef WIN32_DYN_IOINFO_SIZE +/* + * Control structure for lowio file handles + */ +typedef struct { + intptr_t osfhnd;/* underlying OS file HANDLE */ + char osfile; /* attributes of file (e.g., open in text mode?) */ + char pipech; /* one char buffer for handles opened on pipes */ + int lockinitflag; + CRITICAL_SECTION lock; +/* this struct definition breaks ABI compatibility with + * not using, cl.exe's native VS version specitfic CRT. */ +# if _MSC_VER >= 1400 && _MSC_VER < 1500 +# error "This ioinfo struct is incomplete for Visual C 2005" +# endif +/* VS2005 CRT has at least 3 different definitions of this struct based on the + * CRT DLL's build number. */ +# if _MSC_VER >= 1500 +# ifndef _SAFECRT_IMPL + /* Not used in the safecrt downlevel. We do not define them, so we cannot + * use them accidentally */ + char textmode : 7;/* __IOINFO_TM_ANSI or __IOINFO_TM_UTF8 or __IOINFO_TM_UTF16LE */ + char unicode : 1; /* Was the file opened as unicode? */ + char pipech2[2]; /* 2 more peak ahead chars for UNICODE mode */ + __int64 startpos; /* File position that matches buffer start */ + BOOL utf8translations; /* Buffer contains translations other than CRLF*/ + char dbcsBuffer; /* Buffer for the lead byte of dbcs when converting from dbcs to unicode */ + BOOL dbcsBufferUsed; /* Bool for the lead byte buffer is used or not */ +# endif +# endif +} ioinfo; +#else +typedef intptr_t ioinfo; +#endif + +/* + * Array of arrays of control structures for lowio files. + */ +EXTERN_C _CRTIMP ioinfo* __pioinfo[]; + +/* + * Definition of IOINFO_L2E, the log base 2 of the number of elements in each + * array of ioinfo structs. + */ +#define IOINFO_L2E 5 -#include "perlio.h" +/* + * Definition of IOINFO_ARRAY_ELTS, the number of elements in ioinfo array + */ +#define IOINFO_ARRAY_ELTS (1 << IOINFO_L2E) /* - * This provides a layer of functions and macros to ensure extensions will - * get to use the same RTL functions as the core. + * Access macros for getting at an ioinfo struct and its fields from a + * file handle */ -#include "win32iop.h" +#ifdef WIN32_DYN_IOINFO_SIZE +# define _pioinfo(i) ((intptr_t *) \ + (((Size_t)__pioinfo[(i) >> IOINFO_L2E])/* * to head of array ioinfo [] */\ + /* offset to the head of a particular ioinfo struct */ \ + + (((i) & (IOINFO_ARRAY_ELTS - 1)) * w32_ioinfo_size)) \ + ) +/* first slice of ioinfo is always the OS handle */ +# define _osfhnd(i) (*(_pioinfo(i))) +#else +# define _pioinfo(i) (__pioinfo[(i) >> IOINFO_L2E] + ((i) & (IOINFO_ARRAY_ELTS - 1))) +# define _osfhnd(i) (_pioinfo(i)->osfhnd) +#endif + +/* since we are not doing a dup2(), this works fine */ +#define _set_osfhnd(fh, osfh) (void)(_osfhnd(fh) = (intptr_t)osfh) + +#endif /* PERL_CORE */ + +#endif /* !defined(_MSC_VER) || _MSC_VER<1900 */ + +/* IO.xs and POSIX.xs define PERLIO_NOT_STDIO to 1 */ +#if defined(PERL_EXT_IO) || defined(PERL_EXT_POSIX) +#undef PERLIO_NOT_STDIO +#endif +#define PERLIO_NOT_STDIO 0 #define EXEC_ARGV_CAST(x) ((const char *const *) x)