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#include "command.h"
#include "convert.h"
#include "lslib.h"

#include <stdlib.h>
#include <string.h>

char* cmd;

int main (ARGUMENTS) {
#ifdef CHECK_LINK
    struct stat buf;
#endif    

    if (argc < 1) {
        return EXIT_FAILURE;
    }

#ifdef CHECK_LINK
    lstat(argv[0], &buf);

    if (!S_ISLNK(buf.st_mode)) {
        if (argc < 2) {
            printf("usage: lazysphere [function [arguments]...]\n\n");
            printf("currently defined functions:\n");
            printf("\tdd, cat, yes, echo, printf, id, groups, ls, tail, head, ed, tee, true, false, tee, whoami, wc, xargs, tac, rm, cp, mkdir, mv, grep, chown, chmod, sync\n");
            return EXIT_SUCCESS;
        }
        argc--;
        argv = &argv[1];
    }
#endif

    if (strncmp("./", argv[0], 2) == 0) {
        cmd = argv[0] + 2;
    } else {
        cmd = argv[0];
    }

    if (streql(cmd, "dd")) {
        return dd(NEXT_ARGS);
    } else if (streql(cmd, "cat")) {
        return cat(NEXT_ARGS);
    } else if (streql(cmd, "yes")) {
        return yes(NEXT_ARGS);
    } else if (streql(cmd, "echo")) {
        return echo(NEXT_ARGS);
    } else if (streql(cmd, "printf")) {
        return print(NEXT_ARGS);
    } else if (streql(cmd, "groups")) {
        return groups(NEXT_ARGS);
    } else if (streql(cmd, "id")) {
        return user_id(NEXT_ARGS);
    } else if (streql(cmd, "ls") || streql(cmd, "dir")) {
        return ls(NEXT_ARGS);
    } else if (streql(cmd, "lsd")) {
        printf("look at all the funny colors\n");
    } else if (streql(cmd, "tail")) {
        return tail(NEXT_ARGS);
    } else if (streql(cmd, "head")) {
        return head(NEXT_ARGS);
    } else if (streql(cmd, "ed")) {
        return ed(NEXT_ARGS);
    } else if (streql(cmd, "tee")) {
        return tee_cmd(NEXT_ARGS);
    } else if (streql(cmd, "true")) {
        return EXIT_SUCCESS;
    } else if (streql(cmd, "false")) {
        return EXIT_FAILURE;
    } else if (streql(cmd, "whoami")) {
        return whoami(NEXT_ARGS);
    } else if (streql(cmd, "wc")) {
        return wc(NEXT_ARGS);
    } else if (streql(cmd, "xargs")) {
        return xargs(NEXT_ARGS);
    } else if (streql(cmd, "tac")) {
        return tac(NEXT_ARGS);
    } else if (streql(cmd, "rm")) {
        return rm(NEXT_ARGS);
    } else if (streql(cmd, "cp")) {
        return cp(NEXT_ARGS);
    } else if (streql(cmd, "mkdir")) {
        return makedir(NEXT_ARGS);
    } else if (streql(cmd, "mv")) {
        return mv(NEXT_ARGS);
    } else if (streql(cmd, "grep")) {
        return grep(NEXT_ARGS);
    } else if (streql(cmd, "chown")) {
        return chown_cmd(NEXT_ARGS);
    } else if (streql(cmd, "chmod")) {
        return chmod_cmd(NEXT_ARGS);
    } else if (streql(cmd, "sync")) {
        return sync_cmd(NEXT_ARGS);
    } else {
        fprintf(stderr, "lazysphere: invalid command %s\n", cmd);
        return EXIT_FAILURE;
    }

    return EXIT_SUCCESS;
}