3 files changed, 171 insertions, 0 deletions
diff --git a/comp/lucas-standen-NEA/code2/stdlib/String/Makefile b/comp/lucas-standen-NEA/code2/stdlib/String/Makefile
new file mode 100644
index 0000000..e61ca1d
--- /dev/null
+++ b/comp/lucas-standen-NEA/code2/stdlib/String/Makefile
@@ -0,0 +1,7 @@
+CC=cc
+CFLAGS=-ggdb
+
+all: String.c
+	${CC} String.c -c -o String.o ${CFLAGS}
+clean: 
+	rm -rf String.o
diff --git a/comp/lucas-standen-NEA/code2/stdlib/String/String.c b/comp/lucas-standen-NEA/code2/stdlib/String/String.c
new file mode 100644
index 0000000..2814a1c
--- /dev/null
+++ b/comp/lucas-standen-NEA/code2/stdlib/String/String.c
@@ -0,0 +1,137 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "String.h"
+
+size_t STRINGSPLITCOUNT = 0;
+
+void __stringfree(string *self){
+	free(self->_str);
+	free(self);
+}
+
+void __stringappendchar(string *self, char c){
+	self->_len++;
+	self->_str = realloc(self->_str, self->_len);
+	self->_str[self->_len-1] = c;
+}
+
+int __stringinsert(string *self, string *substring, size_t point){
+	if (point > self->_len) return 1;
+
+	size_t len = self->_len + substring->_len;
+
+	char *start = malloc(point);
+	char *end = malloc(self->_len - point);
+	
+	int i;
+	for (i = 0; i < point; i++){
+		start[i] = self->_str[i];
+	}
+
+	int j = 0;
+	for (; i < self->_len; i++){
+		end[j] = self->_str[i];
+		j++;
+	}
+	
+	self->_str = realloc(self->_str, len);
+
+	for (i = 0; i < strlen(start); i++){
+		self->_str[i] = start[i];
+	}
+	j = 0;
+	for (; j < substring->_len; i++){
+		self->_str[i] = substring->_str[j];
+		j++;
+	}
+	j = 0;
+	for (; i < len; i++){
+		self->_str[i] = end[j];
+		j++;
+	}
+
+	self->_len = len;
+	free(start);
+	free(end);
+	
+	return 0;
+}
+
+void __stringreplacechar(string *self, char orig, char new){
+	for (int i = 0; i < self->_len; i++)
+		if (self->_str[i] == orig) self->_str[i] = new;
+}
+
+int __stringcountchar(string *self, char c){
+	int count = 0;
+	for (int i = 0; i < self->_len; i++)
+		if (self->_str[i] == c) count++;
+
+	return count;
+}
+
+int __stringcmp(string *str1, string *str2){
+	return strcmp(str1->_str, str2->_str);
+}
+
+void __stringfromcstring(string *self, char *cstring){
+	size_t len = strlen(cstring);
+	
+	self->_str = realloc(self->_str, len);
+
+	memcpy(self->_str, cstring, len);
+
+	self->_len = len;
+}
+
+char *__stringtocstring(string *self){
+	char *cstring = malloc(self->_len + 1); 
+	memcpy(cstring, self->_str, self->_len);
+	cstring[self->_len + 1] = '\0';
+	return cstring;
+}
+
+string **__stringsplit(string *self, char delim){
+	int splitcount = self->countchar(self, delim) + 1;
+	string **strs = malloc(sizeof(string **)); 
+
+	int j = 0;
+	for (int i = 0; i < splitcount; i++){
+		char *str = calloc(0, self->_len);
+		int charcount = 0;
+		for (; self->_str[j] != delim && j < self->_len; j++){
+			str[charcount] = self->_str[j];
+			charcount++;
+		}
+		j++;
+		str[charcount+1] = '\0';
+		strs[i] = String(str);
+		free(str);
+	}
+
+	STRINGSPLITCOUNT = splitcount;
+	return strs;
+}
+
+string *String(char *cstring){ // returns an allocated String from a C string input
+	size_t len = strlen(cstring);
+	string *str = malloc(sizeof(string));
+
+	str->_str = calloc(0, len);
+	memcpy(str->_str, cstring, len);
+	str->_len = len; 
+
+	str->free = &__stringfree;
+	str->appendchar = &__stringappendchar;
+	str->insert = &__stringinsert;
+	str->replacechar = &__stringreplacechar;
+	str->countchar = &__stringcountchar;
+	str->cmp = &__stringcmp;
+	str->fromcstring = &__stringfromcstring;
+	str->tocstring = &__stringtocstring;
+	str->split = &__stringsplit;
+
+	return str;
+}
diff --git a/comp/lucas-standen-NEA/code2/stdlib/String/String.h b/comp/lucas-standen-NEA/code2/stdlib/String/String.h
new file mode 100644
index 0000000..865defe
--- /dev/null
+++ b/comp/lucas-standen-NEA/code2/stdlib/String/String.h
@@ -0,0 +1,27 @@
+#include <stddef.h>
+extern size_t STRINGSPLITCOUNT;
+typedef struct string string;
+typedef struct string {
+	char *_str; // not null terminated string, length encoded
+	size_t _len;
+	void (*free)(string*);	
+	void (*appendchar)(string *, char);
+	int (*insert)(string *, string *, size_t);
+	void (*replacechar)(string *, char, char);
+	int (*countchar)(string *, char);
+	int (*cmp)(string *, string*);
+	void (*fromcstring)(string *, char *);
+	char *(*tocstring)(string *);
+	string **(*split)(string *, char);
+} string;
+
+string *String(char *cstring);
+void __stringfree(string *self);
+void __stringappendchar(string *self, char c);
+int __stringinsert(string *self, string *substring, size_t point);
+void __stringreplacechar(string *self, char orig, char new);
+int __stringcountchar(string *self, char c);
+int __stringcmp(string *str1, string *str2);
+void __stringfromcstring(string *self, char *cstring);
+char *__stringtocstring(string *self);
+string **__stringsplit(string *self, char delim);