diff options
Diffstat (limited to 'printer.c')
| -rw-r--r-- | printer.c | 188 |
1 files changed, 188 insertions, 0 deletions
@@ -1,4 +1,6 @@ #include <unistd.h> +#include <stdlib.h> +#include <stdarg.h> #include "header.h" void ft_putchar(char c) @@ -40,3 +42,189 @@ void ft_putunbr(unsigned int n) ft_putunbr(n / 10); ft_putchar(n % 10 + '0'); } + +int nbrlen(int nbr) +{ + int counter; + unsigned int u_nbr; + + if (nbr == 0) + return (1); + counter = 0; + u_nbr = nbr; + if (nbr < 0) + { + counter++; + u_nbr = -nbr; + } + while (u_nbr > 0) + { + u_nbr /= 10; + counter++; + } + return (counter); +} + +char *ft_itoa(int n) +{ + char *str; + int len; + int is_negative; + unsigned int u_nbr; + + len = nbrlen(n); + if ((str = (char*)malloc(sizeof(char) * (len + 1))) == NULL) + return (NULL); + str[len] = '\0'; + is_negative = 0; + u_nbr = n; + if (n < 0) + { + is_negative = 1; + str[0] = '-'; + u_nbr = -n; + } + len--; + while (len >= (is_negative ? 1 : 0)) + { + str[len] = u_nbr % 10 + '0'; + u_nbr /= 10; + len--; + } + return (str); +} + +char *ft_strnew(int size) +{ + char *str; + + if ((str = (char*)malloc(sizeof(char) * (size + 1))) == NULL) + return (NULL); + str[size] = '\0'; + while (size-- > 0) + str[size] = '\0'; + return (str); +} + +char *ft_strdup(char *s) +{ + char *clone; + size_t i; + size_t len; + + len = ft_strlen(s); + if ((clone = (char*)malloc(sizeof(char) * (len + 1))) == NULL) + return (NULL); + i = 0; + while (i < len) + { + clone[i] = s[i]; + i++; + } + clone[i] = '\0'; + return (clone); +} + +char *ft_strcpy(char *dest, const char *src) +{ + int i; + + i = 0; + while (src[i]) + { + dest[i] = src[i]; + i++; + } + dest[i] = '\0'; + return (dest); +} + +char *convert_to_str(t_pformat *pformat, va_list ap) +{ + char *str; + t_conversion conversion = pformat->conversion; + + str = NULL; + if (conversion == CONVERSION_CHAR) + { + if ((str = ft_strnew(2)) == NULL) + return (NULL); + str[0] = (char)va_arg(ap, int); + } + else if (conversion == CONVERSION_STR) + str = ft_strdup(va_arg(ap, char*)); + /* else if (conversion == CONVERSION_PTR) */ + /* { */ + /* ft_putstr("0x"); */ + /* PUTXNBR(va_arg(ap, long unsigned int)); */ + /* } */ + else if (conversion == CONVERSION_DECIMAL || conversion == CONVERSION_INT) + str = ft_itoa(va_arg(ap, int)); + /* else if (conversion == CONVERSION_UINT) */ + /* ft_putunbr(va_arg(ap, unsigned int)); */ + /* else if (conversion == CONVERSION_HEX_LOWER) */ + /* PUTXNBR(va_arg(ap, unsigned int)); */ + /* else if (conversion == CONVERSION_HEX_UPPER) */ + /* PUTXMAJNBR(va_arg(ap, unsigned int)); */ + else if (conversion == CONVERSION_PERCENT) + { + if ((str = ft_strnew(2)) == NULL) + return (NULL); + str[0] = '%'; + } + add_padding(pformat, str); + return (str); +} + +void add_padding(t_pformat *pformat, char *str) +{ + char *tmp; + int len; + int i; + + if (pformat->min_field_width == -1) + return; + if ((len = ft_strlen(str)) >= pformat->min_field_width) + return; + tmp = (char*)malloc(sizeof(char) * (pformat->min_field_width + 1)); + if (!pformat->left_adjusted) + { + i = 0; + while (i <= pformat->min_field_width - len) + tmp[i++] = pformat->zero_padding ? '0' : ' '; + ft_strcpy(tmp + i - 1, str); + ft_strcpy(str, tmp); + } + else + { + ft_strcpy(tmp, str); + i = len; + while (i < pformat->min_field_width) + tmp[i++] = ' '; + ft_strcpy(str, tmp); + } + free(tmp); +} + +void print_conversion(t_conversion conversion, va_list ap) +{ + if (conversion == CONVERSION_CHAR) + ft_putchar((char)va_arg(ap, int)); + else if (conversion == CONVERSION_STR) + ft_putstr(va_arg(ap, char*)); + else if (conversion == CONVERSION_PTR) + { + ft_putstr("0x"); + PUTXNBR(va_arg(ap, long unsigned int)); + } + else if (conversion == CONVERSION_DECIMAL || conversion == CONVERSION_INT) + ft_putnbr(va_arg(ap, int)); + else if (conversion == CONVERSION_UINT) + ft_putunbr(va_arg(ap, unsigned int)); + else if (conversion == CONVERSION_HEX_LOWER) + PUTXNBR(va_arg(ap, unsigned int)); + else if (conversion == CONVERSION_HEX_UPPER) + PUTXMAJNBR(va_arg(ap, unsigned int)); + else if (conversion == CONVERSION_PERCENT) + ft_putchar('%'); +} |