push commit, started renderer

src/getlines.c

@@ -0,0 +1,50 @@
+struct singlestringlistyp * singlegetline (char * path) {
+FILE * openfile = fopen(path,"r");
+char[BUFFERMAX] buffer;
+struct singlestringlsityp * head;
+struct singlestringlistyp * prev;
+struct singlestringlistyp * this;
+if (fgets(buffer,BUFFERMAX-1,openfile) != NULL) {
+	head = malloc(sizeof(struct singlestringlistyp));
+	head->next = NULL;
+	head->lineno = 1;
+	head->text = calloc(strlen(buffer) + 1,sizeof(char));
+	prev = head;
+	for (int n = 2;fgets(buffer,BUFFERMAX - 1,openfile) != NULL;n++) {
+		this = malloc(sizeof(struct singlestringlistyp));
+		prev->next = this;
+		this->next = NULL;
+		this->lineno = n;
+		this->text = calloc(strlen(buffer) + 1,sizeof(char));
+		prev = this;
+		}
+	return head;
+	}
+else {
+	return NULL;
+	}
+}
+
+char ** singlegetlinearray (char * path,ushort nlines,ushort * skip) {
+char ** output = calloc(nlines,sizeof(char *));
+struct singlestringlistyp * line = singlegetline(path);
+int nextskip = 0;
+int x = 0;
+if skip != NULL {
+	while ((x < nlines) && (line != NULL) && (skip[nextskip] != 0)) {
+		if (line->lineno != skip[nextskip]) {
+			output[x] = line->text;
+			}
+		else {
+			nextskip++;
+			}
+		line = line->next;
+		x++;}
+	}
+while ((x < nlines) && (line != NULL)) {
+	output[x] = line->text;
+	line = line->next;
+	x++;}
+return output;
+}
+