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SBSPSS/Utils/Libs/GLib/Gfname.cpp

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2000-12-04 15:13:40 +01:00
/*=========================================================================
GFNAME.HPP
Author: Gary Liddon @ Watford
Created: 2nd March 1991
Purpose: Filename manipulation class
Copyright (c) 1991-1997 Gary Lidon
===========================================================================*/
/*----------------------------------------------------------------------
Includes
-------- */
/* Std Lib
------- */
#include <fstream>
/* Glib
---- */
/* Local
----- */
#include "gfname.hpp"
#include "gstring.hpp"
using namespace std;
/*----------------------------------------------------------------------
Function: Destructor
---------------------------------------------------------------------- */
GFName::~GFName(void)
{
}
/*----------------------------------------------------------------------
Function: Constructor
---------------------------------------------------------------------- */
GFName::GFName(void)
{
TDrive[0]=0;
TPath[0]=0;
TDir[0]=0;
TFile[0]=0;
}
/*----------------------------------------------------------------------
Function: Constructor witn
---------------------------------------------------------------------- */
GFName::GFName(const char *zfname)
{
FullName(zfname);
}
void GFName::FullName(const char *zfname)
{
if (zfname)
{
_splitpath(zfname,TDrive,TDir,TFile,TExt);
if (strlen(TDir) > 1)
{
if (TDir[strlen(TDir)-1]=='\\')
TDir[strlen(TDir)-1]=0;
}
Ext(TExt);
}
else
{
TDrive[0]=0;
TPath[0]=0;
TDir[0]=0;
TFile[0]=0;
}
}
/*----------------------------------------------------------------------
Function: Make a full name
---------------------------------------------------------------------- */
char const *GFName::FullName(void)
{
_makepath(TPath,TDrive,TDir,TFile,TExt);
return RetStr(TPath);
}
const char * GFName::RetStr(const char * Val)
{
if (Val[0]=='\0')
return(NULL);
else
return(Val);
}
void GFName::SetStr(char * Dest,char const * Source)
{
if (Source)
{
char Temp[1000];
strcpy(Temp,Source);
strcpy(Dest,Temp);
}
else
Dest[0]=0;
}
/*----------------------------------------------------------------------
Function: Make a full name
---------------------------------------------------------------------- */
void GFName::AddDir(char const *add)
{
GString CurrDir;
CurrDir=Dir();
CurrDir+="\\";
CurrDir+=add;
Dir(CurrDir);
}
#define FF_PATHNAMEMAX _MAX_PATH+1
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// Convert relative to absolute paths
// <09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
char *GFName::makeabsolute(char const *basepath,char const *offset, char * outstr)
{
int i, j, len;
char basefilename[FF_PATHNAMEMAX];
if (offset[1] == ':') // Drive letter makes it absolute
strcpy(outstr, offset);
else
{
// Find path of the file
strcpy(outstr, basepath);
j = 0;
len = strlen(outstr);
for (i = len - 1; i >= 0; i--)
if (outstr[i] == '\\')
break;
else
outstr[i] = 0;
// Find the filename
if (i > 0)
strcpy(basefilename, &basepath[i+1]);
else
basefilename[0] = 0;
len = strlen(basefilename);
for (i = len - 1; i >= 0; i--)
{
if (basefilename[i] == '.')
{
basefilename[i] = 0;
break;
}
else
basefilename[i] = 0;
}
// Is it from the root directory?
if (offset[0] == '\\')
{
outstr[2] = 0; // Leave only the drive letter
}
else
{
// Parse the ../ paths
while ((offset[j] == '.') && (offset[j+1] == '.') &&
(offset[j+2] == '\\'))
{
len = strlen(outstr);
if (len > 1)
outstr[len-1] = 0;
for (i = len - 2; i >= 0; i--)
if (outstr[i] == '\\')
break;
else
outstr[i] = 0;
j += 3;
}
}
// Add the remaining offset to the name
len = strlen(outstr);
while (offset[j])
{
/* if (offset[j] == '#') // Same filename
{
strcat(outstr, basefilename);
len = strlen(outstr);
}
else
{
outstr[len++] = offset[j];
outstr[len] = 0;
}
*/
outstr[len++] = offset[j];
outstr[len] = 0;
j++;
}
}
return outstr;
}
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// Convert absolute to relative paths
// <09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
char *GFName::makerelative(char const *basepath,char const *newpath, char *outstr)
{
char temp1[FF_PATHNAMEMAX];
char temp2[FF_PATHNAMEMAX];
int i, j, match;
// Are the filenames the same?
match = 0;
for (j = 0; j < FF_PATHNAMEMAX; j++)
{
if (basepath[j] != newpath[j])
{
match = 0;
break;
}
else if (basepath[j] == '.') // Matching
{
match = 1;
break;
}
else if (basepath[j] == 0) // Identical
{
match = 0;
break;
}
}
if (match) // Matching paths and filenames
{
strcpy(outstr, "#");
strcat(outstr, &newpath[j]);
}
else if (basepath[0] != newpath[0]) // Drive letters are different
strcpy(outstr, newpath);
else
{
// Find the paths
strcpy(temp1, basepath);
for (i = strlen(temp1) - 1; i >= 0; i--)
if (temp1[i] == '\\')
break;
else
temp1[i] = 0;
strcpy(temp2, newpath);
for (i = strlen(temp2) - 1; i >= 0; i--)
if (temp2[i] == '\\')
break;
else
temp2[i] = 0;
// Are the paths the same?
strcpy(outstr, "");
if (strcmp(temp1, temp2) == 0) // Paths are the same
{
j = strlen(temp1);
}
else // Paths are different
{
j = 2; // Drives are the same
// Find different bits
for (i = 0; i < (int) strlen(temp1); i++)
{
if ((temp1[i] == '\\') && (temp2[i] == '\\'))
j = i + 1;
else
if (temp1[i] != temp2[i])
break;
}
if (j > 3)
{
for (i = j; i < (int) strlen(temp1); i++)
if (temp1[i] == '\\')
strcat(outstr,"..\\");
}
else
j = 2;
}
strcat(outstr, &newpath[j]);
}
return outstr;
}
ostream & operator<<(ostream & str,GFName & Name)
{
str<<"!";
if (Name.FullName())
str<<Name.FullName();
if (Name.Dir())
str<<"!"<<Name.Dir();
if (Name.File())
str<<"!"<<Name.File();
if (Name.Ext())
str<<"!"<<Name.Ext();
str<<"!";
return(str);
}
/*===========================================================================
end */
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