Make System.Posix.Internals buildable by nhc98.

[ghc-base.git] / include / HsBase.h

diff --git a/include/HsBase.h b/include/HsBase.h
index 8c9fa21..dfc545f 100644 (file)
--- a/include/HsBase.h
+++ b/include/HsBase.h
@@ -9,7 +9,11 @@
 #ifndef __HSBASE_H__
 #define __HSBASE_H__
 
+#ifdef __NHC__
+# include "Nhc98BaseConfig.h"
+#else
 #include "HsBaseConfig.h"
+#endif
 
 /* ultra-evil... */
 #undef PACKAGE_BUGREPORT
@@ -125,12 +129,9 @@
 #if HAVE_VFORK_H
 #include <vfork.h>
 #endif
-#include "lockFile.h"
 #include "dirUtils.h"
 #include "WCsubst.h"
 
-#include "runProcess.h"
-
 #if defined(__MINGW32__)
 /* in Win32Utils.c */
 extern void maperrno (void);
@@ -149,17 +150,11 @@ extern HsWord64 getUSecOfDay(void);
 #endif
 
 /* in inputReady.c */
-int inputReady(int fd, int msecs, int isSock);
+extern int fdReady(int fd, int write, int msecs, int isSock);
 
 /* in Signals.c */
 extern HsInt nocldstop;
 
-#if !defined(_MSC_VER) && !defined(__MINGW32__) && !defined(_WIN32)
-/* in execvpe.c */
-extern int execvpe(char *name, char *const argv[], char **envp);
-extern void pPrPr_disableITimers (void);
-#endif
-
 /* -----------------------------------------------------------------------------
    64-bit operations, defined in longlong.c
    -------------------------------------------------------------------------- */
@@ -238,7 +233,7 @@ INLINE int __hscore_s_isdir(mode_t m)  { return S_ISDIR(m);  }
 INLINE int __hscore_s_isfifo(mode_t m) { return S_ISFIFO(m); }
 INLINE int __hscore_s_isblk(mode_t m)  { return S_ISBLK(m);  }
 INLINE int __hscore_s_ischr(mode_t m)  { return S_ISCHR(m);  }
-#ifdef S_ISSOCK
+#if !defined(mingw32_HOST_OS) && !defined(__MINGW32__)
 INLINE int __hscore_s_issock(mode_t m) { return S_ISSOCK(m); }
 #endif
 #endif
@@ -415,6 +410,9 @@ __hscore_ftruncate( int fd, off_t where )
 #elif defined(HAVE__CHSIZE)
   return _chsize(fd,where);
 #else
+// ToDo: we should use _chsize_s() on Windows which allows a 64-bit
+// offset, but it doesn't seem to be available from mingw at this time 
+// --SDM (01/2008)
 #error at least ftruncate or _chsize functions are required to build
 #endif
 }
@@ -500,16 +498,32 @@ __hscore_free_dirent(struct dirent *dEnt)
 #endif
 }
 
+#if defined(__MINGW32__)
+// We want the versions of stat/fstat/lseek that use 64-bit offsets,
+// and you have to ask for those explicitly.  Unfortunately there
+// doesn't seem to be a 64-bit version of truncate/ftruncate, so while
+// hFileSize and hSeek will work with large files, hSetFileSize will not.
+#define stat(file,buf)       _stati64(file,buf)
+#define fstat(fd,buf)        _fstati64(fd,buf)
+typedef struct _stati64 struct_stat;
+typedef off64_t stsize_t;
+#else
+typedef struct stat struct_stat;
+typedef off_t stsize_t;
+#endif
+
 INLINE HsInt
 __hscore_sizeof_stat( void )
 {
-  return sizeof(struct stat);
+  return sizeof(struct_stat);
 }
 
-INLINE time_t __hscore_st_mtime ( struct stat* st ) { return st->st_mtime; }
-INLINE off_t  __hscore_st_size  ( struct stat* st ) { return st->st_size; }
+INLINE time_t __hscore_st_mtime ( struct_stat* st ) { return st->st_mtime; }
+INLINE stsize_t __hscore_st_size  ( struct_stat* st ) { return st->st_size; }
 #if !defined(_MSC_VER)
-INLINE mode_t __hscore_st_mode  ( struct stat* st ) { return st->st_mode; }
+INLINE mode_t __hscore_st_mode  ( struct_stat* st ) { return st->st_mode; }
+INLINE dev_t  __hscore_st_dev  ( struct_stat* st ) { return st->st_dev; }
+INLINE ino_t  __hscore_st_ino  ( struct_stat* st ) { return st->st_ino; }
 #endif
 
 #if HAVE_TERMIOS_H
@@ -659,15 +673,21 @@ INLINE int __hscore_open(char *file, int how, mode_t mode) {
 // macros which redirect to the 64-bit-off_t versions when large file
 // support is enabled.
 //
+#if defined(__MINGW32__)
+INLINE off64_t __hscore_lseek(int fd, off64_t off, int whence) {
+       return (_lseeki64(fd,off,whence));
+}
+#else
 INLINE off_t __hscore_lseek(int fd, off_t off, int whence) {
        return (lseek(fd,off,whence));
 }
+#endif
 
-INLINE int __hscore_stat(char *file, struct stat *buf) {
+INLINE int __hscore_stat(char *file, struct_stat *buf) {
        return (stat(file,buf));
 }
 
-INLINE int __hscore_fstat(int fd, struct stat *buf) {
+INLINE int __hscore_fstat(int fd, struct_stat *buf) {
        return (fstat(fd,buf));
 }
 
@@ -675,7 +695,6 @@ INLINE int __hscore_fstat(int fd, struct stat *buf) {
 
 #if !defined(__MINGW32__)
 INLINE int  hsFD_SETSIZE(void) { return FD_SETSIZE; }
-INLINE void hsFD_CLR(int fd, fd_set *fds) { FD_CLR(fd, fds); }
 INLINE int  hsFD_ISSET(int fd, fd_set *fds) { return FD_ISSET(fd, fds); }
 INLINE void hsFD_SET(int fd, fd_set *fds) { FD_SET(fd, fds); }
 INLINE HsInt sizeof_fd_set(void) { return sizeof(fd_set); }
@@ -705,10 +724,6 @@ INLINE void setTimevalTicks(struct timeval *p, HsWord64 usecs)
 }
 #endif /* !defined(__MINGW32__) */
 
-#if defined(__MINGW32__)
-INLINE unsigned int __hscore_get_osver(void) { return _osver; }
-#endif
-
 /* ToDo: write a feature test that doesn't assume 'environ' to
  *    be in scope at link-time. */
 extern char** environ;
@@ -720,5 +735,8 @@ INLINE void *    __hscore_from_intptr (intptr_t n)  { return (void *)n; }
 INLINE uintptr_t __hscore_to_uintptr  (void *p)     { return (uintptr_t)p; }
 INLINE intptr_t  __hscore_to_intptr   (void *p)     { return (intptr_t)p; }
 
+void errorBelch2(const char*s, char *t);
+void debugBelch2(const char*s, char *t);
+
 #endif /* __HSBASE_H__ */