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59 lines
2.0 KiB
59 lines
2.0 KiB
5 years ago
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#ifndef LINUX_SUPPORT_H
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#define LINUX_SUPPORT_H
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#include <ctype.h> // tolower()
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#include <limits.h> // PATH_MAX define
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#include <string.h> //strcmp, strcpy
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#include <sys/stat.h> // stat()
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#include <unistd.h>
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#include <dirent.h> // scandir()
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#include <stdlib.h>
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#include <stdio.h>
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#include "tier0/platform.h"
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#define FILE_ATTRIBUTE_DIRECTORY S_IFDIR
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typedef struct
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{
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// public data
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int dwFileAttributes;
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char cFileName[PATH_MAX]; // the file name returned from the call
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char cBaseDir[PATH_MAX]; // the root dir for this find
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int numMatches;
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int curMatch;
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struct dirent **namelist;
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} FIND_DATA;
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#define WIN32_FIND_DATA FIND_DATA
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HANDLE FindFirstFile( const char *findName, FIND_DATA *dat);
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bool FindNextFile(HANDLE handle, FIND_DATA *dat);
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bool FindClose(HANDLE handle);
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// findFileInDirCaseInsensitive looks for the specified file. It returns
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// false if no directory separator is found. Otherwise it looks for the
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// requested file by scanning the specified directory and doing a case
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// insensitive match. If the file exists (in any case) then the correctly cased
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// filename will be returned in the user's buffer and 'true' will be returned.
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// If the file does not exist then the filename will be lowercased and 'false'
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// will be returned.
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// This function uses a static buffer for internal purposes and is therefore
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// not thread safe, so it must only be called from the main thread.
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bool findFileInDirCaseInsensitive( const char *file, OUT_Z_BYTECAP(bufSize) char* output, size_t bufSize );
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// The _safe version of this function should be preferred since it always infers
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// the directory size correctly.
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template<size_t bufSize>
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bool findFileInDirCaseInsensitive_safe( const char *file, OUT_Z_ARRAY char (&output)[bufSize] )
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{
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return findFileInDirCaseInsensitive( file, output, bufSize );
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}
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#endif // LINUX_SUPPORT_H
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