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/** BEGIN COPYRIGHT BLOCK
* Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
* Copyright (C) 2005 Red Hat, Inc.
* All rights reserved.
* END COPYRIGHT BLOCK **/
/***********************************************************************
**
** NAME
** latest_file.c
**
** DESCRIPTION
** Creates a batch file which assigns the latest file matching a given
** pattern to the environment variable LATEST_FILE. For use in NT batch
** files.
**
** AUTHOR
** <rweltman@netscape.com>
**
***********************************************************************/
/***********************************************************************
** Includes
***********************************************************************/
/*
* Given a pattern to match, creates a batch file with the latest full
* file name to set to LATEST_FILE. No file is created if there are no
* matching files.
*/
#if defined( _WIN32 )
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <io.h>
int main (int argc, char **argv)
{
char *szWildcardFileSpec;
char *szOutput;
char dir[1024];
char latest[1024];
char *dirEnd;
time_t latest_time = 0;
long hFile;
struct _finddata_t fileinfo;
FILE *fBatch;
if ( argc < 3 ) {
fprintf( stderr, "Usage: %s PATTERN OUTPUTFILE\n", argv[0] );
return 1;
}
szWildcardFileSpec = argv[1];
szOutput = argv[2];
/* Get directory part of path */
strcpy( dir, szWildcardFileSpec );
dirEnd = strrchr( dir, '\\' );
if ( dirEnd != NULL ) {
*dirEnd = 0;
}
/* Expand file specification */
hFile = _findfirst( szWildcardFileSpec, &fileinfo);
if( hFile == -1 ) {
perror( "No matching files!" );
return -1;
}
sprintf( latest, "%s\\%s", dir, fileinfo.name );
latest_time = fileinfo.time_create;
while( _findnext( hFile, &fileinfo ) == 0 ) {
if ( fileinfo.time_create > latest_time ) {
sprintf( latest, "%s\\%s", dir, fileinfo.name );
latest_time = fileinfo.time_create;
}
}
_findclose( hFile );
/* create batch file */
fBatch = fopen (szOutput, "w");
if ( fBatch == NULL ) {
perror ("Unable to create batch file!");
return 1;
}
fprintf( fBatch, "set LATEST_FILE=%s\n", latest );
fclose (fBatch);
return 0;
}
#endif /* ( XP_WIN32 ) */
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