command line args

[taskasaur.git] / main.c

diff --git a/main.c b/main.c
index d57ec4d..6295b35 100644 (file)
--- a/main.c
+++ b/main.c
@@ -7,9 +7,13 @@ void winch_handler(int sig);
 
 WINDOW* create_list_win(int height, int width, int y, int x);
 
+#include "config.h"
+
 int 
 main(int argc, char** argv) 
 {
+    int flag;
+    FILE* board_file;
     int height, width;
     int x, y;
     int ch;
@@ -17,6 +21,42 @@ main(int argc, char** argv)
 
     signal(SIGWINCH, winch_handler);
 
+    // read command line args
+    flag = getopt(argc, argv, "o:n::");
+    switch (flag) {
+        case 'o':
+
+            // read from task file (might need to check for read and write permissions)
+            board_file = fopen(optarg, "r");
+            if (!board_file) {
+                printf("%s does not exist\n", optarg);
+                return 1;
+            }   
+            break;
+
+        case 'n':
+            /* ; */
+            /* char to_create[]; */
+            /* to_create = (optarg == 0) ? default_board : optarg; */
+
+            // make sure file does not exist
+            // however, it maybe be possible that an different error has occured (besides the file not existing)
+            if (access(optarg, F_OK) == 0) { 
+                printf("%s already exists\n", optarg);
+                return 1;
+            }
+            /* printf("Successfully created %s\n", to_create); */
+            break;
+
+        case -1:
+        case '?':
+            printf("Help string\n");
+            return 2;
+
+    }
+
+    return 0;
+
     // start ncurses 
     initscr();
     cbreak();
@@ -34,9 +74,9 @@ main(int argc, char** argv)
     todo_win = create_list_win(20, 20, 5, 5);
     
     move(y,x);
-    while ((ch = getch()) != 113) {
+    while ((ch = getch()) != 113) { // while not q
         
-        //ofc the first thing we need is vim keys 
+        // ofc the first thing we need is vim keys 
         switch (ch) {
             case 104: // h
                 x -= 1;