Commit 90c96e42 authored by Matthew Burket's avatar Matthew Burket
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parent 8a900b9a

CMakeLists.txt

+1 −1
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@@ -3,5 +3,5 @@ project(coms352_shell C) 


set(CMAKE_C_STANDARD 11)



add_executable(coms352_shell main.c tokenize.c tokenize.h)

add_executable(coms352_shell main.c tokenize.c tokenize.h file_operations.c file_operations.h)

target_link_libraries(coms352_shell)

file_operations.c

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+5 −0
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//

// Created by mburket on 2/28/18.

//



#include "file_operations.h"

file_operations.h

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+8 −0
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//

// Created by mburket on 2/28/18.

//



#ifndef COMS352_SHELL_FILE_OPERATIONS_H

#define COMS352_SHELL_FILE_OPERATIONS_H



#endif //COMS352_SHELL_FILE_OPERATIONS_H

main.c

+45 −35
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@@ -7,24 +7,35 @@ 
#include "tokenize.h"



#define TRUE 0

#define READ 0

#define BUFFSIZE (sizeof(char) * 5000)



int main() {

    // Read line examples: https://eli.thegreenplace.net/2016/basics-of-using-the-readline-library/

    // Setup Some Vars

    int should_run = 1;

    char *readBuff = malloc(sizeof(char) * 5000);

    char *readBuff = malloc(BUFFSIZE);

    char *HOME = getenv("HOME");

    char *HISTORY_FILE = HOME;

    strcat(HISTORY_FILE, "/.bsh_history");

    // Copyright statement

    fprintf(stdout, "Welcome to Burket Shell (bsh)\n");

    fprintf(stdout, "Copyright 2018 Matthew Burket\n");

    fprintf(stdout, "Released under the GPL v3 License\n");

    // Time to start the main loop

    while (should_run) {

        // Burket Shell (bsh) prompt

        fprintf(stdout, "bsh # ");

        // Getting User Input

        fgets(readBuff, sizeof(char) * 5000, stdin);

        // Remove the newline from fgets

        strtok(readBuff, "\n");

        //while ((readBuff = readline("bsh >> ")) != 0) {

        // If input wr

        if (strlen(readBuff) > 0) {

                // History stuff and errors

            }

            FILE *fp = fopen(HISTORY_FILE, "a+");

            write(fp->_fileno, readBuff, BUFFSIZE);

            close(fp);



        }

        // Remove the newline from fgets

        strtok(readBuff, "\n");

        if (strcmp("exit", readBuff) == TRUE) {

            should_run = 0;

            free(readBuff);
@@ -47,9 +58,9 @@ int main() { 
            runInBackground = 1;

            tokens[numTokens - 2] = NULL;

        }



        if (fork() == 0) {

                int returnCode = execvp(tokens[0], tokens);

                printf("Return code %d\n", returnCode);

            execvp(tokens[0], tokens);

        } else {

            if (runInBackground == 0) {

                wait(NULL);
@@ -57,5 +68,4 @@ int main() { 
        }

        free(tokens);

    }

    //}

}
 
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