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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* m_prompt.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: rbousset <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/14 17:19:27 by rbousset #+# #+# */
/* Updated: 2020/02/14 17:19:29 by rbousset ### ########lyon.fr */
/* */
/* ************************************************************************** */
#include <libft.h>
#include <stdint.h>
#include <unistd.h>
#include <limits.h>
#include "d_define.h"
#include "m_prompt.h"
#include "s_struct.h"
#include "u_vars.h"
static char
*m_subst_prompt_rice(char var[], t_msh *msh)
{
char tmp[PATH_MAX];
char *ptr;
size_t i;
size_t j;
i = 0;
while (var[i] != C_NUL)
{
if (var[i] == C_BACKS)
{
if (var[i + 1] == '0' && var[i + 2] == '3' && var[i + 3] == '3')
{
ft_memmove(var + i, var + i + 3, ft_strlen(var + i + 3) + 1);
var[i] = C_ESC;
}
else if (var[i + 1] == 'w')
{
u_get_var_value(tmp, "$PWD", PATH_MAX, msh);
if (tmp[0] != C_NUL)
var = ft_strsubst(var, "\\w", tmp);
else
var = ft_strsubst(var, "\\w", "?");
}
else if (var[i + 1] == 'W')
{
u_get_var_value(tmp, "$PWD", PATH_MAX, msh);
if (tmp[0] != C_NUL)
{
j = ft_strlen(tmp);
if (j > 1)
{
while (tmp[j] != '/' && j != 0)
j--;
j++;
(void)ft_memmove(tmp, tmp + j,
((ft_strlen(tmp) - j) + 1) * sizeof(char));
}
var = ft_strsubst(var, "\\W", tmp);
}
else
var = ft_strsubst(var, "\\w", "?");
}
else if (var[i + 1] == 'v')
var = ft_strsubst(var, "\\v", FT_MSH_VERSION);
else if (var[i + 1] == 's')
var = ft_strsubst(var, "\\s", FT_PROGNAME);
}
i++;
}
return (var);
}
static void
m_update_psx(uint8_t x, t_msh *msh)
{
char var[2048];
char psx[5];
ft_sprintf(psx, "$PS%hhu", x);
u_get_var_value(var, psx, 2048, msh);
if (var[0] == C_NUL)
{
msh->ps[x - 1][0] = '\0';
return ;
}
m_subst_prompt_rice(var, msh);
ft_strlcpy(msh->ps[x - 1], var, ft_strlen(var) + 1);
}
void
m_prompt_psx(uint8_t x, t_msh *msh)
{
m_update_psx(x, msh);
ft_dprintf(STDERR_FILENO, "%s", msh->ps[x - 1]);
}
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