Index: icu46/source/common/unicode/putil.h |
=================================================================== |
--- icu46/source/common/unicode/putil.h (revision 0) |
+++ icu46/source/common/unicode/putil.h (revision 0) |
@@ -0,0 +1,193 @@ |
+/* |
+****************************************************************************** |
+* |
+* Copyright (C) 1997-2009, International Business Machines |
+* Corporation and others. All Rights Reserved. |
+* |
+****************************************************************************** |
+* |
+* FILE NAME : putil.h |
+* |
+* Date Name Description |
+* 05/14/98 nos Creation (content moved here from utypes.h). |
+* 06/17/99 erm Added IEEE_754 |
+* 07/22/98 stephen Added IEEEremainder, max, min, trunc |
+* 08/13/98 stephen Added isNegativeInfinity, isPositiveInfinity |
+* 08/24/98 stephen Added longBitsFromDouble |
+* 03/02/99 stephen Removed openFile(). Added AS400 support. |
+* 04/15/99 stephen Converted to C |
+* 11/15/99 helena Integrated S/390 changes for IEEE support. |
+* 01/11/00 helena Added u_getVersion. |
+****************************************************************************** |
+*/ |
+ |
+#ifndef PUTIL_H |
+#define PUTIL_H |
+ |
+#include "unicode/utypes.h" |
+ /** |
+ * \file |
+ * \brief C API: Platform Utilities |
+ */ |
+ |
+/** Define this to 1 if your platform supports IEEE 754 floating point, |
+ to 0 if it does not. */ |
+#ifndef IEEE_754 |
+# define IEEE_754 1 |
+#endif |
+ |
+/*==========================================================================*/ |
+/* Platform utilities */ |
+/*==========================================================================*/ |
+ |
+/** |
+ * Platform utilities isolates the platform dependencies of the |
+ * libarary. For each platform which this code is ported to, these |
+ * functions may have to be re-implemented. |
+ */ |
+ |
+/** |
+ * Return the ICU data directory. |
+ * The data directory is where common format ICU data files (.dat files) |
+ * are loaded from. Note that normal use of the built-in ICU |
+ * facilities does not require loading of an external data file; |
+ * unless you are adding custom data to ICU, the data directory |
+ * does not need to be set. |
+ * |
+ * The data directory is determined as follows: |
+ * If u_setDataDirectory() has been called, that is it, otherwise |
+ * if the ICU_DATA environment variable is set, use that, otherwise |
+ * If a data directory was specifed at ICU build time |
+ * <code> |
+ * \code |
+ * #define ICU_DATA_DIR "path" |
+ * \endcode |
+ * </code> use that, |
+ * otherwise no data directory is available. |
+ * |
+ * @return the data directory, or an empty string ("") if no data directory has |
+ * been specified. |
+ * |
+ * @stable ICU 2.0 |
+ */ |
+U_STABLE const char* U_EXPORT2 u_getDataDirectory(void); |
+ |
+/** |
+ * Set the ICU data directory. |
+ * The data directory is where common format ICU data files (.dat files) |
+ * are loaded from. Note that normal use of the built-in ICU |
+ * facilities does not require loading of an external data file; |
+ * unless you are adding custom data to ICU, the data directory |
+ * does not need to be set. |
+ * |
+ * This function should be called at most once in a process, before the |
+ * first ICU operation (e.g., u_init()) that will require the loading of an |
+ * ICU data file. |
+ * This function is not thread-safe. Use it before calling ICU APIs from |
+ * multiple threads. |
+ * |
+ * @param directory The directory to be set. |
+ * |
+ * @see u_init |
+ * @stable ICU 2.0 |
+ */ |
+U_STABLE void U_EXPORT2 u_setDataDirectory(const char *directory); |
+ |
+#if !U_CHARSET_IS_UTF8 |
+/** |
+ * Please use ucnv_getDefaultName() instead. |
+ * Return the default codepage for this platform and locale. |
+ * This function can call setlocale() on Unix platforms. Please read the |
+ * platform documentation on setlocale() before calling this function. |
+ * @return the default codepage for this platform |
+ * @internal |
+ */ |
+U_INTERNAL const char* U_EXPORT2 uprv_getDefaultCodepage(void); |
+#endif |
+ |
+/** |
+ * Please use uloc_getDefault() instead. |
+ * Return the default locale ID string by querying ths system, or |
+ * zero if one cannot be found. |
+ * This function can call setlocale() on Unix platforms. Please read the |
+ * platform documentation on setlocale() before calling this function. |
+ * @return the default locale ID string |
+ * @internal |
+ */ |
+U_INTERNAL const char* U_EXPORT2 uprv_getDefaultLocaleID(void); |
+ |
+/** |
+ * @{ |
+ * Filesystem file and path separator characters. |
+ * Example: '/' and ':' on Unix, '\\' and ';' on Windows. |
+ * @stable ICU 2.0 |
+ */ |
+#ifdef XP_MAC |
+# define U_FILE_SEP_CHAR ':' |
+# define U_FILE_ALT_SEP_CHAR ':' |
+# define U_PATH_SEP_CHAR ';' |
+# define U_FILE_SEP_STRING ":" |
+# define U_FILE_ALT_SEP_STRING ":" |
+# define U_PATH_SEP_STRING ";" |
+#elif defined(U_WINDOWS) |
+# define U_FILE_SEP_CHAR '\\' |
+# define U_FILE_ALT_SEP_CHAR '/' |
+# define U_PATH_SEP_CHAR ';' |
+# define U_FILE_SEP_STRING "\\" |
+# define U_FILE_ALT_SEP_STRING "/" |
+# define U_PATH_SEP_STRING ";" |
+#else |
+# define U_FILE_SEP_CHAR '/' |
+# define U_FILE_ALT_SEP_CHAR '/' |
+# define U_PATH_SEP_CHAR ':' |
+# define U_FILE_SEP_STRING "/" |
+# define U_FILE_ALT_SEP_STRING "/" |
+# define U_PATH_SEP_STRING ":" |
+#endif |
+ |
+/** @} */ |
+ |
+/** |
+ * Convert char characters to UChar characters. |
+ * This utility function is useful only for "invariant characters" |
+ * that are encoded in the platform default encoding. |
+ * They are a small, constant subset of the encoding and include |
+ * just the latin letters, digits, and some punctuation. |
+ * For details, see U_CHARSET_FAMILY. |
+ * |
+ * @param cs Input string, points to <code>length</code> |
+ * character bytes from a subset of the platform encoding. |
+ * @param us Output string, points to memory for <code>length</code> |
+ * Unicode characters. |
+ * @param length The number of characters to convert; this may |
+ * include the terminating <code>NUL</code>. |
+ * |
+ * @see U_CHARSET_FAMILY |
+ * @stable ICU 2.0 |
+ */ |
+U_STABLE void U_EXPORT2 |
+u_charsToUChars(const char *cs, UChar *us, int32_t length); |
+ |
+/** |
+ * Convert UChar characters to char characters. |
+ * This utility function is useful only for "invariant characters" |
+ * that can be encoded in the platform default encoding. |
+ * They are a small, constant subset of the encoding and include |
+ * just the latin letters, digits, and some punctuation. |
+ * For details, see U_CHARSET_FAMILY. |
+ * |
+ * @param us Input string, points to <code>length</code> |
+ * Unicode characters that can be encoded with the |
+ * codepage-invariant subset of the platform encoding. |
+ * @param cs Output string, points to memory for <code>length</code> |
+ * character bytes. |
+ * @param length The number of characters to convert; this may |
+ * include the terminating <code>NUL</code>. |
+ * |
+ * @see U_CHARSET_FAMILY |
+ * @stable ICU 2.0 |
+ */ |
+U_STABLE void U_EXPORT2 |
+u_UCharsToChars(const UChar *us, char *cs, int32_t length); |
+ |
+#endif |
Property changes on: icu46/source/common/unicode/putil.h |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |