[project @ 2005-01-01 23:59:58 by krasimir]

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

diff --git a/include/HsBase.h b/include/HsBase.h
index 5e7a767..b5d5fdb 100644 (file)
--- a/include/HsBase.h
+++ b/include/HsBase.h
@@ -10,7 +10,16 @@
 #define __HSBASE_H__
 
 #include "ghcconfig.h"
+
 #include "HsBaseConfig.h"
+
+/* ultra-evil... */
+#undef PACKAGE_BUGREPORT
+#undef PACKAGE_NAME
+#undef PACKAGE_STRING
+#undef PACKAGE_TARNAME
+#undef PACKAGE_VERSION
+
 #include "HsFFI.h"
 
 #include <stdio.h>
@@ -116,6 +125,11 @@
 #include <fcntl.h>
 #include "timeUtils.h"
 #include <shlobj.h>
+#include <share.h>
+#endif
+
+#if HAVE_SYS_SELECT_H
+#include <sys/select.h>
 #endif
 
 /* in inputReady.c */
@@ -481,11 +495,7 @@ INLINE mode_t __hscore_S_IXUSR() { return S_IXUSR; }
 INLINE HsAddr
 __hscore_d_name( struct dirent* d )
 {
-#if defined(STRUCT_DIRENT_FLAT_LAYOUT)
-  return (HsAddr)(&d->d_name);
-#else
   return (HsAddr)(d->d_name);
-#endif
 }
 
 INLINE HsInt
@@ -684,14 +694,21 @@ INLINE int __hsposix_SIG_SETMASK() { return SIG_SETMASK; }
 
 #endif /* mingw32_TARGET_OS */
 
+INLINE int __hscore_open(char *file, int how, mode_t mode) {
+#ifdef mingw32_TARGET_OS
+       if ((how & O_WRONLY) || (how & O_RDWR) || (how & O_APPEND))
+         return _sopen(file,how,_SH_DENYRW,mode);
+       else
+         return _sopen(file,how,_SH_DENYWR,mode);
+#else
+       return open(file,how,mode);
+#endif
+}
+
 // These are wrapped because on some OSs (eg. Linux) they are
 // macros which redirect to the 64-bit-off_t versions when large file
 // support is enabled.
 //
-INLINE int __hscore_open(char *file, int how, mode_t mode) {
-       return (open(file,how,mode));
-}
-
 INLINE off_t __hscore_lseek(int fd, off_t off, int whence) {
        return (lseek(fd,off,whence));
 }
@@ -704,6 +721,40 @@ INLINE int __hscore_fstat(int fd, struct stat *buf) {
        return (fstat(fd,buf));
 }
 
+// select-related stuff
+
+#if !defined(mingw32_TARGET_OS)
+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 int  sizeof_fd_set(void) { return sizeof(fd_set); }
+extern void hsFD_ZERO(fd_set *fds);
+#endif
+
+// gettimeofday()-related
+
+#if !defined(mingw32_TARGET_OS)
+#define TICK_FREQ  50
+
+INLINE HsInt sizeofTimeVal(void) { return sizeof(struct timeval); }
+
+INLINE HsInt getTicksOfDay(void)
+{
+    struct timeval tv;
+    gettimeofday(&tv, (struct timezone *) NULL);
+    return (tv.tv_sec * TICK_FREQ +
+           tv.tv_usec * TICK_FREQ / 1000000);
+}
+
+INLINE void setTimevalTicks(struct timeval *p, HsInt ticks)
+{
+    p->tv_sec  = ticks / TICK_FREQ;
+    p->tv_usec = (ticks % TICK_FREQ) * (1000000 / TICK_FREQ);
+}
+#endif // !defined(mingw32_TARGET_OS)
+
+// Directory-related
+
 #if defined(mingw32_TARGET_OS)
 
 /* Make sure we've got the reqd CSIDL_ constants in scope;
@@ -728,5 +779,10 @@ INLINE int __hscore_CSIDL_WINDOWS()  { return CSIDL_WINDOWS;  }
 INLINE int __hscore_CSIDL_PERSONAL() { return CSIDL_PERSONAL; }
 #endif
 
+/* ToDo: write a feature test that doesn't assume 'environ' to
+ *    be in scope at link-time. */
+extern char** environ;
+INLINE char **__hscore_environ() { return environ; }
+
 #endif /* __HSBASE_H__ */