/* * Wine porting definitions * * Copyright 1996 Alexandre Julliard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __WINE_WINE_PORT_H #define __WINE_WINE_PORT_H #ifndef __WINE_CONFIG_H # error You must include config.h to use this header #endif #define _GNU_SOURCE /* for pread/pwrite */ #include #include #include #include #ifdef HAVE_DIRECT_H # include #endif #ifdef HAVE_IO_H # include #endif #ifdef HAVE_PROCESS_H # include #endif #include #ifdef HAVE_UNISTD_H # include #endif /**************************************************************** * Type definitions */ #ifndef HAVE_MODE_T typedef int mode_t; #endif #ifndef HAVE_OFF_T typedef long off_t; #endif #ifndef HAVE_PID_T typedef int pid_t; #endif #ifndef HAVE_SIZE_T typedef unsigned int size_t; #endif #ifndef HAVE_SSIZE_T typedef int ssize_t; #endif #ifndef HAVE_FSBLKCNT_T typedef unsigned long fsblkcnt_t; #endif #ifndef HAVE_FSFILCNT_T typedef unsigned long fsfilcnt_t; #endif #ifndef HAVE_STRUCT_STATVFS_F_BLOCKS struct statvfs { unsigned long f_bsize; unsigned long f_frsize; fsblkcnt_t f_blocks; fsblkcnt_t f_bfree; fsblkcnt_t f_bavail; fsfilcnt_t f_files; fsfilcnt_t f_ffree; fsfilcnt_t f_favail; unsigned long f_fsid; unsigned long f_flag; unsigned long f_namemax; }; #endif /* HAVE_STRUCT_STATVFS_F_BLOCKS */ /**************************************************************** * Macro definitions */ #ifdef HAVE_DLFCN_H #include #else #define RTLD_LAZY 0x001 #define RTLD_NOW 0x002 #define RTLD_GLOBAL 0x100 #endif #if !defined(HAVE_FTRUNCATE) && defined(HAVE_CHSIZE) #define ftruncate chsize #endif #if !defined(HAVE_POPEN) && defined(HAVE__POPEN) #define popen _popen #endif #if !defined(HAVE_PCLOSE) && defined(HAVE__PCLOSE) #define pclose _pclose #endif #if !defined(HAVE_SNPRINTF) && defined(HAVE__SNPRINTF) #define snprintf _snprintf #endif #if !defined(HAVE_VSNPRINTF) && defined(HAVE__VSNPRINTF) #define vsnprintf _vsnprintf #endif #ifndef S_ISLNK # define S_ISLNK(mod) (0) #endif #ifndef S_ISSOCK # define S_ISSOCK(mod) (0) #endif #ifndef S_ISDIR # define S_ISDIR(mod) (((mod) & _S_IFMT) == _S_IFDIR) #endif #ifndef S_ISCHR # define S_ISCHR(mod) (((mod) & _S_IFMT) == _S_IFCHR) #endif #ifndef S_ISFIFO # define S_ISFIFO(mod) (((mod) & _S_IFMT) == _S_IFIFO) #endif #ifndef S_ISREG # define S_ISREG(mod) (((mod) & _S_IFMT) == _S_IFREG) #endif #ifndef S_IWUSR # define S_IWUSR 0 #endif /* So we open files in 64 bit access mode on Linux */ #ifndef O_LARGEFILE # define O_LARGEFILE 0 #endif #ifndef O_NONBLOCK # define O_NONBLOCK 0 #endif #ifndef O_BINARY # define O_BINARY 0 #endif #if !defined(S_IXUSR) && defined(S_IEXEC) # define S_IXUSR S_IEXEC #endif #if !defined(S_IXGRP) && defined(S_IEXEC) # define S_IXGRP S_IEXEC #endif #if !defined(S_IXOTH) && defined(S_IEXEC) # define S_IXOTH S_IEXEC #endif /**************************************************************** * Constants */ #ifndef M_PI #define M_PI 3.14159265358979323846 #endif #ifndef M_PI_2 #define M_PI_2 1.570796326794896619 #endif /* Macros to define assembler functions somewhat portably */ #if defined(__GNUC__) && !defined(__MINGW32__) && !defined(__CYGWIN__) && !defined(__APPLE__) # define __ASM_GLOBAL_FUNC(name,code) \ __asm__( ".text\n\t" \ ".align 4\n\t" \ ".globl " __ASM_NAME(#name) "\n\t" \ __ASM_FUNC(#name) "\n" \ __ASM_NAME(#name) ":\n\t" \ code \ "\n\t.previous" ); #else /* defined(__GNUC__) && !defined(__MINGW32__) && !defined(__APPLE__) */ # define __ASM_GLOBAL_FUNC(name,code) \ void __asm_dummy_##name(void) { \ asm( ".align 4\n\t" \ ".globl " __ASM_NAME(#name) "\n\t" \ __ASM_FUNC(#name) "\n" \ __ASM_NAME(#name) ":\n\t" \ code ); \ } #endif /* __GNUC__ */ /* Constructor functions */ #ifdef __GNUC__ # define DECL_GLOBAL_CONSTRUCTOR(func) \ static void func(void) __attribute__((constructor)); \ static void func(void) #elif defined(__i386__) # define DECL_GLOBAL_CONSTRUCTOR(func) \ static void __dummy_init_##func(void) { \ asm(".section .init,\"ax\"\n\t" \ "call " #func "\n\t" \ ".previous"); } \ static void func(void) #elif defined(__sparc__) # define DECL_GLOBAL_CONSTRUCTOR(func) \ static void __dummy_init_##func(void) { \ asm("\t.section \".init\",#alloc,#execinstr\n" \ "\tcall " #func "\n" \ "\tnop\n" \ "\t.section \".text\",#alloc,#execinstr\n" ); } \ static void func(void) #else # error You must define the DECL_GLOBAL_CONSTRUCTOR macro for your platform #endif /* Register functions */ #ifdef __i386__ #define DEFINE_REGS_ENTRYPOINT( name, args, pop_args ) \ __ASM_GLOBAL_FUNC( name, \ "call " __ASM_NAME("__wine_call_from_32_regs") "\n\t" \ ".long " __ASM_NAME("__regs_") #name "\n\t" \ ".byte " #args "," #pop_args ) /* FIXME: add support for other CPUs */ #endif /* __i386__ */ /**************************************************************** * Function definitions (only when using libwine_port) */ #ifndef NO_LIBWINE_PORT #ifndef HAVE_FSTATVFS int fstatvfs( int fd, struct statvfs *buf ); #endif #ifndef HAVE_GETOPT_LONG extern char *optarg; extern int optind; extern int opterr; extern int optopt; struct option; #ifndef HAVE_STRUCT_OPTION_NAME struct option { const char *name; int has_arg; int *flag; int val; }; #endif extern int getopt_long (int ___argc, char *const *___argv, const char *__shortopts, const struct option *__longopts, int *__longind); extern int getopt_long_only (int ___argc, char *const *___argv, const char *__shortopts, const struct option *__longopts, int *__longind); #endif /* HAVE_GETOPT_LONG */ #ifndef HAVE_FFS int ffs( int x ); #endif #ifndef HAVE_FUTIMES struct timeval; int futimes(int fd, const struct timeval tv[2]); #endif #ifndef HAVE_GETPAGESIZE size_t getpagesize(void); #endif /* HAVE_GETPAGESIZE */ #ifndef HAVE_GETTID pid_t gettid(void); #endif /* HAVE_GETTID */ #ifndef HAVE_LSTAT int lstat(const char *file_name, struct stat *buf); #endif /* HAVE_LSTAT */ #ifndef HAVE_MEMMOVE void *memmove(void *dest, const void *src, size_t len); #endif /* !defined(HAVE_MEMMOVE) */ #ifndef HAVE_PREAD ssize_t pread( int fd, void *buf, size_t count, off_t offset ); #endif /* HAVE_PREAD */ #ifndef HAVE_PWRITE ssize_t pwrite( int fd, const void *buf, size_t count, off_t offset ); #endif /* HAVE_PWRITE */ #ifndef HAVE_READLINK int readlink( const char *path, char *buf, size_t size ); #endif /* HAVE_READLINK */ #ifndef HAVE_SIGSETJMP # include typedef jmp_buf sigjmp_buf; int sigsetjmp( sigjmp_buf buf, int savesigs ); void siglongjmp( sigjmp_buf buf, int val ); #endif /* HAVE_SIGSETJMP */ #ifndef HAVE_STATVFS int statvfs( const char *path, struct statvfs *buf ); #endif #ifndef HAVE_STRNCASECMP # ifndef HAVE__STRNICMP int strncasecmp(const char *str1, const char *str2, size_t n); # else # define strncasecmp _strnicmp # endif #endif /* !defined(HAVE_STRNCASECMP) */ #ifndef HAVE_STRERROR const char *strerror(int err); #endif /* !defined(HAVE_STRERROR) */ #ifndef HAVE_STRCASECMP # ifndef HAVE__STRICMP int strcasecmp(const char *str1, const char *str2); # else # define strcasecmp _stricmp # endif #endif /* !defined(HAVE_STRCASECMP) */ #ifndef HAVE_USLEEP int usleep (unsigned int useconds); #endif /* !defined(HAVE_USLEEP) */ #ifdef __i386__ static inline void *memcpy_unaligned( void *dst, const void *src, size_t size ) { return memcpy( dst, src, size ); } #else extern void *memcpy_unaligned( void *dst, const void *src, size_t size ); #endif /* __i386__ */ extern int mkstemps(char *template, int suffix_len); /* Process creation flags */ #ifndef _P_WAIT # define _P_WAIT 0 # define _P_NOWAIT 1 # define _P_OVERLAY 2 # define _P_NOWAITO 3 # define _P_DETACH 4 #endif #ifndef HAVE_SPAWNVP extern int spawnvp(int mode, const char *cmdname, const char * const argv[]); #endif /* Interlocked functions */ #if defined(__i386__) && defined(__GNUC__) extern inline long interlocked_cmpxchg( long *dest, long xchg, long compare ); extern inline void *interlocked_cmpxchg_ptr( void **dest, void *xchg, void *compare ); extern inline long interlocked_xchg( long *dest, long val ); extern inline void *interlocked_xchg_ptr( void **dest, void *val ); extern inline long interlocked_xchg_add( long *dest, long incr ); extern inline long interlocked_cmpxchg( long *dest, long xchg, long compare ) { long ret; __asm__ __volatile__( "lock; cmpxchgl %2,(%1)" : "=a" (ret) : "r" (dest), "r" (xchg), "0" (compare) : "memory" ); return ret; } extern inline void *interlocked_cmpxchg_ptr( void **dest, void *xchg, void *compare ) { void *ret; __asm__ __volatile__( "lock; cmpxchgl %2,(%1)" : "=a" (ret) : "r" (dest), "r" (xchg), "0" (compare) : "memory" ); return ret; } extern inline long interlocked_xchg( long *dest, long val ) { long ret; __asm__ __volatile__( "lock; xchgl %0,(%1)" : "=r" (ret) : "r" (dest), "0" (val) : "memory" ); return ret; } extern inline void *interlocked_xchg_ptr( void **dest, void *val ) { void *ret; __asm__ __volatile__( "lock; xchgl %0,(%1)" : "=r" (ret) : "r" (dest), "0" (val) : "memory" ); return ret; } extern inline long interlocked_xchg_add( long *dest, long incr ) { long ret; __asm__ __volatile__( "lock; xaddl %0,(%1)" : "=r" (ret) : "r" (dest), "0" (incr) : "memory" ); return ret; } #else /* __i386___ && __GNUC__ */ extern long interlocked_cmpxchg( long *dest, long xchg, long compare ); extern void *interlocked_cmpxchg_ptr( void **dest, void *xchg, void *compare ); extern long interlocked_xchg( long *dest, long val ); extern void *interlocked_xchg_ptr( void **dest, void *val ); extern long interlocked_xchg_add( long *dest, long incr ); #endif /* __i386___ && __GNUC__ */ #else /* NO_LIBWINE_PORT */ #define __WINE_NOT_PORTABLE(func) func##_is_not_portable func##_is_not_portable #define ffs __WINE_NOT_PORTABLE(ffs) #define fstatvfs __WINE_NOT_PORTABLE(fstatvfs) #define futimes __WINE_NOT_PORTABLE(futimes) #define getopt_long __WINE_NOT_PORTABLE(getopt_long) #define getopt_long_only __WINE_NOT_PORTABLE(getopt_long_only) #define getpagesize __WINE_NOT_PORTABLE(getpagesize) #define interlocked_cmpxchg __WINE_NOT_PORTABLE(interlocked_cmpxchg) #define interlocked_cmpxchg_ptr __WINE_NOT_PORTABLE(interlocked_cmpxchg_ptr) #define interlocked_xchg __WINE_NOT_PORTABLE(interlocked_xchg) #define interlocked_xchg_ptr __WINE_NOT_PORTABLE(interlocked_xchg_ptr) #define interlocked_xchg_add __WINE_NOT_PORTABLE(interlocked_xchg_add) #define lstat __WINE_NOT_PORTABLE(lstat) #define memcpy_unaligned __WINE_NOT_PORTABLE(memcpy_unaligned) #define memmove __WINE_NOT_PORTABLE(memmove) #define pread __WINE_NOT_PORTABLE(pread) #define pwrite __WINE_NOT_PORTABLE(pwrite) #define spawnvp __WINE_NOT_PORTABLE(spawnvp) #define statvfs __WINE_NOT_PORTABLE(statvfs) #define strcasecmp __WINE_NOT_PORTABLE(strcasecmp) #define strerror __WINE_NOT_PORTABLE(strerror) #define strncasecmp __WINE_NOT_PORTABLE(strncasecmp) #define usleep __WINE_NOT_PORTABLE(usleep) #endif /* NO_LIBWINE_PORT */ #endif /* !defined(__WINE_WINE_PORT_H) */