first commit

src/main.c

@@ -0,0 +1,66 @@
+#include "date_time_handling.h"
+#include "list_handling.h"
+#include "cut_string.h"
+#include "move_lines.h"
+#include "read_until_nl.h"
+#include "read_until_string.h"
+#include "seek_string_a.h"
+#include "remove_whitespace.h"
+#include <stdio.h>
+#include <fcntl.h>
+#include <string.h>
+#include <limits.h>
+
+int main() {
+	const char ICS_PATH[] = "calendar.ics";
+
+	char my_line[4096] = "";
+
+	int myfd = open(ICS_PATH, O_RDONLY);
+	if (myfd == -1) {
+		perror ("Error opening file");
+		return 1;
+	}
+
+	// initialize linked list
+	struct event *head = NULL;
+
+	static char current_date[] = "xxxxxxxxTxxxxxx";
+	get_date(current_date);
+	printf ("Current date and time: %s\n\n", current_date);
+
+	char date[256] = "";
+	char summary[256] = "";
+
+	while(read_until_nl(myfd, my_line)) {
+		if (strncmp(my_line, "BEGIN:VEVENT", 12) == 0) {
+			memset(my_line, '\0', sizeof(my_line));
+			// go to DTSTART, but dont write to a variable
+			seek_string_a(myfd, "DTSTART");
+			read_until_string(myfd, my_line, "DTEND");
+			remove_whitespace(my_line);
+			cut_string(my_line, ':', 1);
+			strcpy(date, my_line);
+
+			memset(my_line, '\0', sizeof(my_line));
+
+			seek_string_a(myfd, "SUMMARY:");
+			read_until_string(myfd, my_line, "TRANSP:");
+			remove_nl_and_cr(my_line);
+			strcpy(summary, my_line);
+			memset(my_line, '\0', sizeof(my_line));
+
+			sorted_insert(&head, date, summary);
+			memset(date, '\0', sizeof(date));
+			memset(summary, '\0', sizeof(summary));
+		}
+		memset(my_line, '\0', sizeof(my_line));
+	}
+
+	//print_list(head);
+	print_upcoming(head, current_date);
+
+	free_list(head);
+
+	return 0;
+}