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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
*
* Copyright (C) 1999-2013, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
* file name: toolutil.h
* encoding: UTF-8
* tab size: 8 (not used)
* indentation:4
*
* created on: 1999nov19
* created by: Markus W. Scherer
*
* This file defines utility functions for ICU tools like genccode.
*/
#ifndef __TOOLUTIL_H__
#define __TOOLUTIL_H__
#include "unicode/utypes.h"
#ifndef TRUE
# define TRUE 1
#endif
#ifndef FALSE
# define FALSE 0
#endif
#ifdef __cplusplus
#include "unicode/errorcode.h"
U_NAMESPACE_BEGIN
/**
* ErrorCode subclass for use in ICU command-line tools.
* The destructor calls handleFailure() which calls exit(errorCode) when isFailure().
*/
class U_TOOLUTIL_API IcuToolErrorCode : public ErrorCode {
public:
/**
* @param loc A short string describing where the IcuToolErrorCode is used.
*/
IcuToolErrorCode(const char *loc) : location(loc) {}
virtual ~IcuToolErrorCode();
protected:
virtual void handleFailure() const;
private:
const char *location;
};
U_NAMESPACE_END
#endif
/*
* For Windows, a path/filename may be the short (8.3) version
* of the "real", long one. In this case, the short one
* is abbreviated and contains a tilde etc.
* This function returns a pointer to the original pathname
* if it is the "real" one itself, and a pointer to a static
* buffer (not thread-safe) containing the long version
* if the pathname is indeed abbreviated.
*
* On platforms other than Windows, this function always returns
* the input pathname pointer.
*
* This function is especially useful in tools that are called
* by a batch file for loop, which yields short pathnames on Win9x.
*/
U_CAPI const char * U_EXPORT2
getLongPathname(const char *pathname);
/**
* Find the basename at the end of a pathname, i.e., the part
* after the last file separator, and return a pointer
* to this part of the pathname.
* If the pathname only contains a basename and no file separator,
* then the pathname pointer itself is returned.
**/
U_CAPI const char * U_EXPORT2
findBasename(const char *filename);
/**
* Find the directory name of a pathname, that is, everything
* up to but not including the last file separator.
*
* If successful, copies the directory name into the output buffer along with
* a terminating NULL.
*
* If there isn't a directory name in the path, it returns an empty string.
* @param path the full pathname to inspect.
* @param buffer the output buffer
* @param bufLen the output buffer length
* @param status error code- may return U_BUFFER_OVERFLOW_ERROR if bufLen is too small.
* @return If successful, a pointer to the output buffer. If failure or bufLen is too small, NULL.
**/
U_CAPI const char * U_EXPORT2
findDirname(const char *path, char *buffer, int32_t bufLen, UErrorCode* status);
/*
* Return the current year in the Gregorian calendar. Used for copyright generation.
*/
U_CAPI int32_t U_EXPORT2
getCurrentYear(void);
/*
* Creates a directory with pathname.
*
* @param status Set to an error code when mkdir failed.
*/
U_CAPI void U_EXPORT2
uprv_mkdir(const char *pathname, UErrorCode *status);
#if !UCONFIG_NO_FILE_IO
/**
* Return TRUE if the named item exists
* @param file filename
* @return TRUE if named item (file, dir, etc) exists, FALSE otherwise
*/
U_CAPI UBool U_EXPORT2
uprv_fileExists(const char *file);
#endif
/**
* Return the modification date for the specified file or directory.
* Return value is undefined if there was an error.
*/
/*U_CAPI UDate U_EXPORT2
uprv_getModificationDate(const char *pathname, UErrorCode *status);
*/
/*
* Returns the modification
*
* @param status Set to an error code when mkdir failed.
*/
/*
* UToolMemory is used for generic, custom memory management.
* It is allocated with enough space for count*size bytes starting
* at array.
* The array is declared with a union of large data types so
* that its base address is aligned for any types.
* If size is a multiple of a data type size, then such items
* can be safely allocated inside the array, at offsets that
* are themselves multiples of size.
*/
struct UToolMemory;
typedef struct UToolMemory UToolMemory;
/**
* Open a UToolMemory object for allocation of initialCapacity to maxCapacity
* items with size bytes each.
*/
U_CAPI UToolMemory * U_EXPORT2
utm_open(const char *name, int32_t initialCapacity, int32_t maxCapacity, int32_t size);
/**
* Close a UToolMemory object.
*/
U_CAPI void U_EXPORT2
utm_close(UToolMemory *mem);
/**
* Get the pointer to the beginning of the array of items.
* The pointer becomes invalid after allocation of new items.
*/
U_CAPI void * U_EXPORT2
utm_getStart(UToolMemory *mem);
/**
* Get the current number of items.
*/
U_CAPI int32_t U_EXPORT2
utm_countItems(UToolMemory *mem);
/**
* Allocate one more item and return the pointer to its start in the array.
*/
U_CAPI void * U_EXPORT2
utm_alloc(UToolMemory *mem);
/**
* Allocate n items and return the pointer to the start of the first one in the array.
*/
U_CAPI void * U_EXPORT2
utm_allocN(UToolMemory *mem, int32_t n);
#endif