better libs uwu

This commit is contained in:
Freya Murphy 2024-01-27 03:17:02 -05:00
parent 7bbdccc05c
commit 1a3c3cacc3
Signed by: freya
GPG key ID: 744AB800E383AE52
2 changed files with 94 additions and 43 deletions

View file

@ -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);
char itoc(int i);
int ctoi(char c);
/**
* converts single base 36 chat into int
* @param c - base 36 char
* @returns i - int
*/
extern int ctoi(char c);
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 int.
* @param s - the string to convert
* @returns the number inside s or 0 on error
*/
extern int atoi(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 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 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 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);
/**
* 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);
/**
* 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);

View file

@ -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; \