/*! \file

Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014,
2015, 2016, 2017, 2018
University Corporation for Atmospheric Research/Unidata.

See \ref copyright file for more info.

*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

/* Support stringification of -D macros */
#define XSTRINGIFY(s) #s
#define STRINGIFY(s) XSTRINGIFY(s)

#ifdef _MSC_VER
static const char* SEP = "\\";
#else
static const char* SEP = "/";
#endif

int
main(int argc, char** argv)
{
    char arg[8192];
    char* p;
    const char* result = "";

    if(argc < 2) goto done; /* return nothing */
    strncpy(arg,argv[1],sizeof(arg));
    for(p=arg;*p;p++) { /* convert to lower case */
	int c = *p;
        if(c >= 'A' && c <= 'Z') c = ((c - 'A') + 'a');
	*p = (char)c;
    }
    do {
#ifdef TOPSRCDIR
    if(strcmp(arg,"topsrcdir") == 0) {
        result = STRINGIFY(TOPSRCDIR);
	break;
    }
#endif
#ifdef TOPBINDIR
    if(strcmp(arg,"topbindir") == 0) {
        result = STRINGIFY(TOPBINDIR);
	break;
    }
#endif
    } while(0);
done:
    printf("%s",result);
    return 0;
}