42/42_INT_03_ft_printf
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works fine with (char)0

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hugodu69
2020-03-06 02:26:07 +01:00
parent 92c55abefe
commit a94b17240b
7 changed files with 117 additions and 89 deletions
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50
ft_printf.c
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@@ -81,26 +81,36 @@ int ft_expand_star(int nbr, char **string)
** because of lake of space, it also free 'type'
*/
int ft_put_word(char *s, char *type)
int ft_put_word(char *s, char *type, int size)
{
int i;
i = 0;
while (i < size)
write(1, &(s[i++]), 1);
free(type);
i = ft_strlen(s);
ft_putstr(s);
free(s);
return (i);
}
/*
** print the string
** because of lake of space, it also free 'type'
** because of lake of space...
** -1 expand the specifier according to its type and its length
** and put in a string 'print'
** -2 transform 'print' according to the flags
*/
int length_n_free(int length, char *s)
char *convert_with_flags(char *s, va_list ap, char *type, int *size)
{
char *print;
if (!(print = ft_convert(ap, type, &s)))
return (NULL);
if (!(print = ft_flag_transform(s, print, type, size)))
return (NULL);
free(s);
return (length);
s = print;
return(print);
}
/*
@@ -108,21 +118,18 @@ int length_n_free(int length, char *s)
** -it will go in a loop through each 'words'
** -a word is either a string containing no '%' or a conversion starting by '%'
** -if it's a string it's printed right away
** -if it's a conversion it will go through some actions :
** -1 expand all the stars from width and .precision
** they always expand into int type
** it's done first because those are the first next args on the va_list
** -2 expand the specifier according to its type and its length
** -if it's a conversion it will call convert_with_flags for some actions :
** -1 expand the specifier according to its type and its length
** and put in a string 'print'
** -3 transform 'print' according to the flags
** -2 transform 'print' according to the flags
*/
int ft_printf(char *string, ...)
{
char *s;
char *print;
char *type;
int length;
int size;
va_list ap;
length = 0;
@@ -130,18 +137,15 @@ int ft_printf(char *string, ...)
while ((s = next_word(&string)) != NULL)
{
if ((type = specifier(s)) == NULL)
length += ft_put_word(s, type);
length += ft_put_word(s, type, ft_strlen(s));
else
{
while (ft_strchr(s, '*'))
if (!(ft_expand_star(va_arg(ap, int), &s)))
return (-1);
if (!(print = ft_convert(ap, type)))
size = 0;
if (!(s = convert_with_flags(s, ap, type, &size)))
return (-1);
if (!(print = ft_flag_transform(s, print, type)))
return (-1);
length += ft_put_word(print, type);
length += ft_put_word(s, type, size);
}
}
return (length_n_free(length, s));
free(s);
return (length);
}