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Added env hashmap with build_env function to build envp

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Maix0 2024-05-04 19:21:56 +02:00
parent f35e986145
commit f86947a852
54 changed files with 2010 additions and 105 deletions
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sources/env.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* env.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/05/04 18:32:50 by maiboyer #+# #+# */
/* Updated: 2024/05/04 19:16:37 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "app/env.h"
#include "me/buffered_str/buf_str.h"
#include "me/hash/hasher.h"
#include "me/hashmap/hashmap_env.h"
#include "me/string/str_compare.h"
#include "me/types.h"
#include "me/vec/vec_str.h"
#include <stdlib.h>
static void _hash_str(t_hasher *hasher, t_str *s)
{
hasher_write_str(hasher, *s);
}
static bool _cmp_str(t_str *s1, t_str *s2)
{
return (str_compare(*s1, *s2));
}
static void _free_env(t_kv_env kv)
{
if (kv.key)
free(kv.key);
if (kv.val)
free(kv.val);
}
t_hashmap_env *create_env_map(void)
{
return (new_hashmap_env(_hash_str, _cmp_str, _free_env));
}
t_error _build_envp_iterator(t_usize idx, const t_str *key, t_str *val,
void *ctx)
{
struct s_build_envp_state *s;
(void)(idx);
s = ctx;
if (push_str_buffer(&s->buf, *key) && push_str_char(&s->buf, '=') &&
push_str_buffer(&s->buf, *val))
return (vec_str_free(s->out), ERROR);
if (vec_str_push(&s->out, s->buf.buf))
return (str_free(s->buf), ERROR);
s->buf = alloc_new_buffer(50);
return (NO_ERROR);
}
t_error build_envp(t_hashmap_env *envs, t_vec_str *envp)
{
struct s_build_envp_state state;
state.out = vec_str_new(envs->num_buckets, (void (*)(t_str))free);
state.buf = alloc_new_buffer(50);
if (hashmap_env_iter(envs, _build_envp_iterator, &state))
return (ERROR);
if (vec_str_push(&state.out, NULL))
return (ERROR);
*envp = state.out;
str_free(state.buf);
return (NO_ERROR);
}