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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* b_export.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 <stdlib.h>
#include <stdint.h>
#include "b_env.h"
#include "f_fail.h"
#include "s_struct.h"
#include "u_utils.h"
static int8_t
check_valid_identifier(const char *arg)
{
char *ptr;
ptr = (char*)arg;
if (ft_isalpha(ptr[0]))
{
return (1);
}
return (0);
}
static int8_t
check_equals(const char *arg)
{
char *ptr;
ptr = (char*)arg;
while (*ptr)
{
if (*ptr == '=')
return (1);
ptr++;
}
return (0);
}
uint8_t
b_export(char *args[],
t_msh *msh)
{
const uint64_t argc = get_argc((const char**)args);
char **ptr;
int8_t next;
uint8_t r;
if (argc == 0)
{
return (b_env(NULL, msh));
}
ptr = args;
r = 0;
while (*ptr)
{
ft_printf("export: [%s]\n", *ptr);
next = 0;
if (!check_valid_identifier(*ptr))
{
f_fail_identifier("export", *ptr, msh);
next = 1;
r = 1;
}
if (next == 0 && !check_equals(*ptr))
{
next = 1;
/* TODO: export already set variable */
/* examples: */
/* ~> QWE=qwe */
/* ~> export QWE */
/* -------------- */
/* # non-existant variable QWE */
/* ~> export QWE */
}
ptr++;
}
/* TODO: finish export */
return (r);
}
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