2 files changed, 94 insertions, 43 deletions

diff --git a/include/lib.h b/include/lib.h
index 0651770..b368636 100644
--- a/include/lib.h
+++ b/include/lib.h
@@ -34,27 +34,106 @@ extern int strncmp(const char *restrict s1, const char *restrict s2, unsigned lo
 /**
  * @returns 1 if c is a space
  */
-int isspace(int c);
+extern int isspace(int c);
 
 /**
  * @returns 1 if c is a digit (0 - 9)
  */
-int isdigit(int c);
+extern int isdigit(int c);
 
+/**
+ * converts single digit int to base 36
+ * @param i - int
+ * @returns c - base 36 char
+ */
+extern char itoc(int i);
+
+/**
+ * converts single base 36 chat into int
+ * @param c - base 36 char
+ * @returns i - int
+ */
+extern int ctoi(char c);
+
+/**
+ * Converts the initial portiion of the string pointed to by s to int.
+ * @param s - the string to convert
+ * @returns the number inside s or 0 on error
+ */
+extern int atoi(const char* s);
 
-char itoc(int i);
-int ctoi(char c);
+/**
+ * Converts the initial portiion of the string pointed to by s to long.
+ * @param s - the string to convert
+ * @returns the number inside s or 0 on error
+ */
+extern long int atol(const char* s);
 
-int atoi(const char* s);
-long int atol(const char* s);
-long long int atoll(const char* s);
+/**
+ * Converts the initial portiion of the string pointed to by s to long long.
+ * @param s - the string to convert
+ * @returns the number inside s or 0 on error
+ */
+extern long long int atoll(const char* s);
 
-char *itoa(int n, char *buffer, int radix);
-char *ltoa(long int n, char *buffer, int radix);
-char *utoa(unsigned int n, char *buffer, int radix);
-char *ultoa(unsigned long int n, char *buffer, int radix);
-char *ftoa(float f, char *buffer);
+/**
+ * Converts a integer to asci inside a string with a given radix (base).
+ * @param n - the number to conver 
+ * @param buffer - the string buffer
+ * @param radix - the base to convert
+ */
+extern char *itoa(int n, char *buffer, int radix);
 
-int strtoi(const char *str, char **endptr, int base);
-long int strtol(const char *str, char **endptr, int base);
-long long int strtoll(const char *str, char **endptr, int base);
+/**
+ * Converts a long to asci inside a string with a given radix (base).
+ * @param n - the number to conver 
+ * @param buffer - the string buffer
+ * @param radix - the base to convert
+ */
+extern char *ltoa(long int n, char *buffer, int radix);
+
+/**
+ * Converts a unsigned integer to asci inside a string with a given radix (base).
+ * @param n - the number to conver 
+ * @param buffer - the string buffer
+ * @param radix - the base to convert
+ */
+extern char *utoa(unsigned int n, char *buffer, int radix);
+
+/**
+ * Converts a unsigned long to asci inside a string with a given radix (base).
+ * @param n - the number to conver 
+ * @param buffer - the string buffer
+ * @param radix - the base to convert
+ */
+extern char *ultoa(unsigned long int n, char *buffer, int radix);
+
+/**
+ * Converts the string in str to an int value based on the given base.
+ * The endptr is updated to where the string was no longer valid.
+ * @param str - the string buffer
+ * @param endptr - the endptr
+ * @param base - the base to convert to
+ * @returns 0 on error or success, error if endptr is still equal to str
+ */
+extern int strtoi(const char *str, char **endptr, int base);
+
+/**
+ * Converts the string in str to an long value based on the given base.
+ * The endptr is updated to where the string was no longer valid.
+ * @param str - the string buffer
+ * @param endptr - the endptr
+ * @param base - the base to convert to
+ * @returns 0 on error or success, error if endptr is still equal to str
+ */
+extern long int strtol(const char *str, char **endptr, int base);
+
+/**
+ * Converts the string in str to an long long value based on the given base.
+ * The endptr is updated to where the string was no longer valid.
+ * @param str - the string buffer
+ * @param endptr - the endptr
+ * @param base - the base to convert to
+ * @returns 0 on error or success, error if endptr is still equal to str
+ */
+extern long long int strtoll(const char *str, char **endptr, int base);
diff --git a/src/lib.c b/src/lib.c
index a2fa3e5..66bd0c2 100644
--- a/src/lib.c
+++ b/src/lib.c
@@ -155,34 +155,6 @@ UXTOA(long int, ultoa)
 XTOA(int, itoa)
 XTOA(long int, ltoa)
 
-char *ftoa(float f, char *buffer) {
-    char *b = buffer;
-    if (f < 0 || f == -0)
-        *buffer++ = '-';
-    int n, i=0, k=0;
-    n = (int) f;
-    while (n > 0) {
-        f /= 10;
-        n = (int)f;
-        i++;
-    }
-    *(buffer+i) = '.';
-    f *= 10;
-    n = (int) f;
-    f -= n;
-    while ((n > 0.1) || (i > k)) {
-        if (k == i)
-            k++;
-        *(buffer+k) = '0' + n;
-        f *= 10;
-        n = (int) f;
-        f -= n;
-        k++;
-    }
-    *(buffer+k) = '\0';
-    return b;
-}
-
 #define STRTOX(name, type) \
     type name(const char *s, char **endptr, int radix) { \
         *endptr = NULL; \