diff options
Diffstat (limited to 'libft/src/ft_printf_get_flags.c')
| -rw-r--r-- | libft/src/ft_printf_get_flags.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/libft/src/ft_printf_get_flags.c b/libft/src/ft_printf_get_flags.c new file mode 100644 index 0000000..ca49206 --- /dev/null +++ b/libft/src/ft_printf_get_flags.c @@ -0,0 +1,42 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* ft_printf_get_flags.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: rbousset <marvin@42.fr> +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2020/02/14 17:06:43 by rbousset #+# #+# */ +/* Updated: 2020/02/14 17:06:43 by rbousset ### ########lyon.fr */ +/* */ +/* ************************************************************************** */ + +#include <libft.h> +#include <stddef.h> +#include <stdlib.h> + +/* +** Copies everything between '%' and any +** FT_PRINTF_CONV_CHARSET "cspdiuxX%" +** into the fullflag string and returns it. +** Also puts actual conv into pflist->actconv +*/ + +char + *ft_printf_get_flags(const char *format, int pos, t_printflist *pflist) +{ + int i; + char *nstr; + char *fullflag; + + i = 0; + while (!ft_ischarset(FT_PRINTF_CONV_CHARSET, *(format + pos + i + 1)) + && *(format + pos + i + 1)) + i++; + if (!(fullflag = (char*)malloc((i + 1) * sizeof(char)))) + return (NULL); + ft_memcpy(fullflag, nstr = ft_substr(format, pos + 1, i), i); + ft_memdel((void**)&nstr); + fullflag[i] = '\0'; + pflist->actconv = *(format + pos + i + 1); + return (fullflag); +} |