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added itoa, lltoa, uitoa, ulltoa functions

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This commit is contained in:
Jack Halford 2016-09-21 21:21:02 +02:00
parent 38bb4e6d6f
commit c04af61063
4 changed files with 165 additions and 0 deletions
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45
libft/ft_itoa_base.c Normal file
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#include "libft.h"
static size_t ft_size(int n, int base)
{
size_t i;
i = 1;
while (n /= base)
i++;
return (i);
}
char *ft_itoa_base(int nbr, char *base, char *flags)
{
int i;
int neg;
int base_size;
char *str;
i = 0;
base_size = ft_strlen(base);
str = ft_strnew(ft_size(nbr, base_size) + 1);
neg = 0;
if (nbr < 0)
neg = 1;
if (nbr == 0)
{
str[i++] = '0';
str[i] = '\0';
return (str);
}
while (nbr)
{
str[i++] = base[FT_ABS(nbr % base_size)];
nbr = nbr / base_size;
}
if (neg)
str[i++] = '-';
else if (ft_strchr(flags, '+'))
str[i++] = '+';
else if (ft_strchr(flags, ' '))
str[i++] = ' ';
str[i] = '\0';
return (ft_strrev(str));
}

45
libft/ft_lltoa_base.c Normal file
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#include "libft.h"
static size_t ft_size(long long n, int base)
{
size_t i;
i = 1;
while (n /= base)
i++;
return (i);
}
char *ft_lltoa_base(long long nbr, char *base, char *flags)
{
int i;
int neg;
int base_size;
char *str;
i = 0;
base_size = ft_strlen(base);
str = ft_strnew(ft_size(nbr, base_size) + 1);
neg = 0;
if (nbr < 0)
neg = 1;
if (nbr == 0)
{
str[i++] = '0';
str[i] = '\0';
return (str);
}
while (nbr)
{
str[i++] = base[FT_ABS(nbr % base_size)];
nbr = nbr / base_size;
}
if (neg)
str[i++] = '-';
else if (ft_strchr(flags, '+'))
str[i++] = '+';
else if (ft_strchr(flags, ' '))
str[i++] = ' ';
str[i] = '\0';
return (ft_strrev(str));
}

37
libft/ft_uitoa_base.c Normal file
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#include "libft.h"
static size_t ft_size(unsigned int n, int base)
{
size_t i;
i = 1;
while (n /= base)
i++;
return (i);
}
char *ft_uitoa_base(unsigned int nbr, char *base)
{
int i;
int base_size;
char *str;
/* printf("converting %llu to base %s\n", nbr, base); */
/* fflush(stdout); */
i = 0;
base_size = ft_strlen(base);
str = ft_strnew(ft_size(nbr, base_size) + 1);
if (nbr == 0)
{
str[i++] = '0';
str[i] = '\0';
return (str);
}
while (nbr)
{
str[i++] = base[nbr % base_size];
nbr = nbr / base_size;
}
str[i] = '\0';
return (ft_strrev(str));
}

38
libft/ft_ulltoa_base.c Normal file
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#include "libft.h"
static size_t ft_size(unsigned long long n, int base)
{
size_t i;
i = 1;
while (n /= base)
i++;
return (i);
}
char *ft_ulltoa_base(unsigned long long nbr, char *base)
{
int i;
int base_size;
char *str;
/* printf("converting %llu to base %s\n", nbr, base); */
/* fflush(stdout); */
i = 0;
base_size = ft_strlen(base);
str = ft_strnew(ft_size(nbr, base_size) + 1);
if (nbr == 0)
{
str[i++] = '0';
str[i] = '\0';
return (str);
}
while (nbr)
{
str[i++] = base[nbr % base_size];
nbr = nbr / base_size;
}
str[i] = '\0';
return (ft_strrev(str));
}