Category : C Source Code
Archive   : CENVID17.ZIP
Filename : MULTIDIR.BAT

@echo off
REM *********************************************************************
REM *** MultiDir.bat - Display directories allowing for multiple file ***
REM *** specifications. ***
REM *** Example: MultiDir *.txt *.doc read*.* ***
REM *********************************************************************

REM *************************************************************************
REM *** The Cmm code uses a temporary file to store temporary DIR output. ***
REM *** Define that name here. The file will be removed at the end of ***
REM *** this batch file. If you want to alter the location of this ***
REM *** temp file, perhaps to be on a ramdisk, then alter it here. ***
REM *************************************************************************

SET MULTIDIR_FILENAME=%TEMP%\MultiDir.tmp
if exist %MULTIDIR_FILENAME% del %MULTIDIR_FILENAME%


REM *****************************
REM *** Let CEnvi do the rest ***
REM *****************************
CEnvi %0.bat %1 %2 %3 %4 %5 %6 %7 %8 %9
GOTO CENVI_EXIT

main(argc,argv)
{
// check if help is being requested
if ( 2 == argc
&& ( !stricmp(argv[1],"/?") || !stricmp(argv[1],"/help") ) ) {
Instructions();
} else {
// collect all flags, which will be passed on to dir
FlagCount = 0;
for ( flags = "", arg = 1; arg < argc; arg++ ) {
if ( '/' == argv[arg][0] ) {
strcat(strcat(flags,argv[arg])," ");
FlagCount++;
}
}
if ( FlagCount == (argc-1) ) {
// no filespec parameters were specified, and so simply to the dir call
system("dir %s",flags);
} else {
// for each filespec in input parameters, pipe output of the dir command
// to the temporary file
for ( arg = 1; arg < argc; arg++ ) {
if ( '/' != argv[arg][0] ) {
system("dir %s %s >> %s",argv[arg],flags,MULTIDIR_FILENAME);
}
}
// Read in each line from the Temporary filename and print it with
// the single exception that if the line has already been printed then
// don't print it. This removes the problem of multiple printing of
// filespecs when the filename matches more than one of the input
// specs, and also keeps us from writing the volume labels and other
// stuff more than once.
fp = fopen(MULTIDIR_FILENAME,"r");
assert( NULL != fp );
Total = 0;
while ( NULL != (line = fgets(fp))) {
// don't print the bytes used or the bytes free
if ( NULL == strstr(line,"bytes free") && NULL == strstr(line,"bytes used") ) {
// don't print if already printed
for ( i = 0; i < Total; i++ ) {
if ( !strcmp(line,DirList[i]) )
break;
}
if ( i == Total ) {
printf("%s",line);
DirList[Total++] = line;
}
}
}
fclose(fp);
}
}
}

Instructions()
{
printf("\n")
printf("MultiDir - Execute the system DIR command on multiple file-specs.\n")
printf("\n")
printf("SYNTAX: MultiDir [flags] [FileSpec1 [FileSpec2 [...]]]\n")
printf("\n")
printf("Where: flags - options passed on to the DIR command\n")
printf(" FileSpec - FileSpec defines set of drive:filename files to list\n")
printf("\n")
printf("Example: MULTIDIR *.doc *.txt /b\n")
printf("\n")
}

:CENVI_EXIT
REM *************************************************************
REM *** The CEnvi portion is finished. Remove the temp file. ***
REM *************************************************************
if exist %MULTIDIR_FILENAME% del %MULTIDIR_FILENAME% > NUL
set MULTIDIR_FILENAME=