79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
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#include "ft_printf.h"
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/*
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** FT_CONVERT :
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** -convert the next argument into a string according to the following
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** correspondances for diuxXcspefgn :
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** [char] [hhd, hhi, c] [int] [d i c]
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** [short] [hd, hi] [int]
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** [int] [d, i] [int]
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** [long] [ld, li] [long] [ld li]
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** [long long] [lld, lli] [long]
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** [unsigned char] [hhu, hhx, hhX] [unsigned int] [u x X p s]
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** [unsigned short] [hu, hx, hX] [unsigned int]
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** [unsigned int] [u, x, X, p] [unsigned int]
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** [unsigned long] [lu, lx, lX] [unsigned long] [lu lx lX]
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** [unsigned long long][llu, llx, llX] [unsigned long]
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** [char *] [s, hhn]
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** [double] [e, le, f, lf, g, lg]
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** [wint_t] [lc]
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** [wchar_t] [ls]
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** [short *] [hn]
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** [int *] [n]
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** [long *] [ln]
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** [long long *] [lln]
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** -'h' and 'hh', are traited just like regular size because of
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** default promotion, that promote smaller type than int into int
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*/
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char *conv_i(char c, long int i)
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{
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char *s;
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if (c == 'c')
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{
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s = ft_strdup("0");
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s[0] = i;
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return (s);
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}
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if (c == 'd' || c == 'i')
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return (ft_itoa(i));
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return (NULL);
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}
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char *conv_u(char c, unsigned long int i)
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{
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char *s;
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s = ft_utoa(i);
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if (c == 's')
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return (strdup((char *)i));
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if (c == 'u')
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return (s);
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if (c == 'x' || c == 'p')
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return (ft_convertbase(s, "0123456789", "0123456789abcdef"));
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if (c == 'X')
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return (ft_convertbase(s, "0123456789", "0123456789ABCDEF"));
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return (NULL);
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}
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char *ft_convert(va_list ap, char *type)
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{
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char *s;
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if ((s = ft_strchrset(type, "dic")) && ft_strchr(type, 'l'))
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return (conv_i(s[0], va_arg(ap, long int)));
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if ((s = ft_strchrset(type, "dic")))
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return (conv_i(s[0], va_arg(ap, int)));
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if ((s = ft_strchrset(type, "uxX")) && ft_strchr(type, 'l'))
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return (conv_u(s[0], va_arg(ap, unsigned long int)));
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if ((s = ft_strchrset(type, "uxXp")))
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return (conv_u(s[0], va_arg(ap, unsigned int)));
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if ((s = ft_strchrset(type, "s")))
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return (conv_u(s[0], va_arg(ap, unsigned long int)));
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if (ft_strchrset(type, "efgn"))
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return (NULL);
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return (NULL);
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}
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