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export +=

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This commit is contained in:
Loic Deridder
2025-02-15 13:25:59 +01:00
parent dbc2813ad8
commit d9687a8e3a
6 changed files with 90 additions and 28 deletions
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45
srcs/builtins/export.c
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@@ -15,28 +15,26 @@
int is_export_valid(char *str)
{
char *equal;
char *key_end;
if (!ft_isalpha(*str) && str[0] != '_')
return (0);
equal = ft_strchr(str, '=');
if (!equal)
if (equal)
{
while (*(++str))
{
if (!ft_isalnum(*str) && *str != '_')
return (0);
}
return (1);
if (equal != str && *(equal - 1) == '+')
key_end = equal - 1;
else
key_end = equal;
}
else
key_end = str + ft_strlen(str);
while ((++str) < key_end)
{
while (++str < equal)
{
if (!ft_isalnum(*str) && *str != '_')
return (0);
}
return (1);
if (!ft_isalnum(*str) && *str != '_')
return (0);
}
return (1);
}
char **key_value(char *str)
@@ -44,12 +42,17 @@ char **key_value(char *str)
char **tmp;
char *save;
char *equal;
char *key_end;
tmp = malloc(sizeof(char *) * (2 + 1));
if (!tmp)
return (NULL);
equal = ft_strchr(str, '=');
tmp[0] = ft_substr(str, 0, equal - str);
if (*(equal - 1) == '+')
key_end = equal - 1;
else
key_end = equal;
tmp[0] = ft_substr(str, 0, key_end - str);
if (equal - str == 0)
tmp[1] = ft_strdup("");
else
@@ -109,7 +112,6 @@ int print_export(char **envp)
int builtin_export(char **arg, t_ast_n *head)
{
int i;
char **tmp;
i = 0;
if (count_args(arg) == 1)
@@ -117,18 +119,7 @@ int builtin_export(char **arg, t_ast_n *head)
while (++i < count_args(arg))
{
if (is_export_valid(arg[i]))
{
if (ft_strchr(arg[i], '=') != NULL)
{
tmp = key_value(arg[i]);
if (!tmp)
return (1);
set_var_env(tmp[0], tmp[1], head->msh);
free_tab(tmp);
}
else
set_var_env(arg[i], NULL, head->msh);
}
set_new_export(arg[i], head);
else
return (err_msg_cmd("export", arg[i], EXPRT_INV, 1));
}