Team Fortress 2 Source Code as on 22/4/2020
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include "linux_support.h"
#include "tier0/threadtools.h" // For ThreadInMainThread()
#include "tier1/strtools.h"
char selectBuf[PATH_MAX];
int FileSelect(const struct dirent *ent)
{
const char *mask=selectBuf;
const char *name=ent->d_name;
//printf("Test:%s %s\n",mask,name);
if(!strcmp(name,".") || !strcmp(name,"..") ) return 0;
if(!strcmp(selectBuf,"*.*")) return 1;
while( *mask && *name )
{
if(*mask=='*')
{
mask++; // move to the next char in the mask
if(!*mask) // if this is the end of the mask its a match
{
return 1;
}
while(*name && toupper(*name)!=toupper(*mask))
{ // while the two don't meet up again
name++;
}
if(!*name)
{ // end of the name
break;
}
}
else if (*mask!='?')
{
if( toupper(*mask) != toupper(*name) )
{ // mismatched!
return 0;
}
else
{
mask++;
name++;
if( !*mask && !*name)
{ // if its at the end of the buffer
return 1;
}
}
}
else /* mask is "?", we don't care*/
{
mask++;
name++;
}
}
return( !*mask && !*name ); // both of the strings are at the end
}
int FillDataStruct(FIND_DATA *dat)
{
struct stat fileStat;
if(dat->curMatch >= dat->numMatches)
return -1;
char szFullPath[MAX_PATH];
Q_snprintf( szFullPath, sizeof(szFullPath), "%s/%s", dat->cBaseDir, dat->namelist[dat->curMatch]->d_name );
if(!stat(szFullPath,&fileStat))
{
dat->dwFileAttributes=fileStat.st_mode;
}
else
{
dat->dwFileAttributes=0;
}
// now just put the filename in the output data
Q_snprintf( dat->cFileName, sizeof(dat->cFileName), "%s", dat->namelist[dat->curMatch]->d_name );
//printf("%s\n", dat->namelist[dat->curMatch]->d_name);
free(dat->namelist[dat->curMatch]);
dat->curMatch++;
return 1;
}
HANDLE FindFirstFile( const char *fileName, FIND_DATA *dat)
{
char nameStore[PATH_MAX];
char *dir=NULL;
int n,iret=-1;
Q_strncpy(nameStore,fileName, sizeof( nameStore ) );
if(strrchr(nameStore,'/') )
{
dir=nameStore;
while(strrchr(dir,'/') )
{
struct stat dirChk;
// zero this with the dir name
dir=strrchr(nameStore,'/');
if ( dir == nameStore ) // special case for root dir, '/'
{
dir[1] = '\0';
}
else
{
*dir='\0';
dir=nameStore;
}
if (stat(dir,&dirChk) < 0)
{
continue;
}
if( S_ISDIR( dirChk.st_mode ) )
{
break;
}
}
}
else
{
// couldn't find a dir seperator...
return (HANDLE)-1;
}
if( strlen(dir)>0 )
{
if ( strlen(dir) == 1 ) // if it was the root dir
Q_strncpy(selectBuf,fileName+1, sizeof( selectBuf ) );
else
Q_strncpy(selectBuf,fileName+strlen(dir)+1, sizeof( selectBuf ) );
Q_strncpy(dat->cBaseDir,dir, sizeof( dat->cBaseDir ) );
dat->namelist = NULL;
n = scandir(dir, &dat->namelist, FileSelect, alphasort);
if (n < 0)
{
if ( dat->namelist )
free(dat->namelist);
// silently return, nothing interesting
}
else
{
dat->numMatches = n;
dat->curMatch = 0;
iret=FillDataStruct(dat);
if(iret<0)
{
if ( dat->namelist )
free(dat->namelist);
dat->namelist = NULL;
}
}
}
// printf("Returning: %i \n",iret);
return (HANDLE)iret;
}
bool FindNextFile(HANDLE handle, FIND_DATA *dat)
{
if(dat->curMatch >= dat->numMatches)
{
if ( dat->namelist != NULL )
free(dat->namelist);
dat->namelist = NULL;
return false; // no matches left
}
FillDataStruct(dat);
return true;
}
bool FindClose(HANDLE handle)
{
return true;
}
// Pass this function a full path and it will look for files in the specified
// directory that match the file name but potentially with different case.
// The directory name itself is not treated specially.
// If multiple names that match are found then lowercase letters take precedence.
bool findFileInDirCaseInsensitive( const char *file, char* output, size_t bufSize)
{
// Make sure the output buffer is always null-terminated.
output[0] = 0;
// Find where the file part starts.
const char *dirSep = strrchr(file,'/');
if( !dirSep )
{
dirSep=strrchr(file,'\\');
if( !dirSep )
{
return false;
}
}
// Allocate space for the directory portion.
size_t dirSize = ( dirSep - file ) + 1;
char *dirName = static_cast<char *>( alloca( dirSize ) );
V_strncpy( dirName , file, dirSize );
DIR* pDir = opendir( dirName );
if ( !pDir )
return false;
const char* filePart = dirSep + 1;
// The best matching file name will be placed in this array.
char outputFileName[ MAX_PATH ];
bool foundMatch = false;
// Scan through the directory.
for ( dirent* pEntry = NULL; ( pEntry = readdir( pDir ) ); /**/ )
{
if ( strcasecmp( pEntry->d_name, filePart ) == 0 )
{
// If we don't have an existing candidate or if this name is
// a better candidate then copy it in. A 'better' candidate
// means that test beats tesT which beats tEst -- more lowercase
// letters earlier equals victory.
if ( !foundMatch || strcmp( outputFileName, pEntry->d_name ) < 0 )
{
foundMatch = true;
V_strcpy_safe( outputFileName, pEntry->d_name );
}
}
}
closedir( pDir );
// If we didn't find any matching names then lowercase the passed in
// file name and use that.
if ( !foundMatch )
{
V_strcpy_safe( outputFileName, filePart );
V_strlower( outputFileName );
}
Q_snprintf( output, bufSize, "%s/%s", dirName, outputFileName );
return foundMatch;
}