mirror of
https://github.com/Ladebeze66/minishell.git
synced 2025-12-15 21:56:58 +01:00
112 lines
2.9 KiB
C
Executable File
112 lines
2.9 KiB
C
Executable File
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* init_shell.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: fgras-ca <fgras-ca@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2023/11/21 20:21:25 by fgras-ca #+# #+# */
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/* Updated: 2023/12/09 15:47:18 by fgras-ca ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "../minishell.h"
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static char *create_new_env_entry(char *name, char *value)
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{
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char *new_env_entry;
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int name_len;
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int value_len;
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name_len = ft_strlen(name);
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if (value)
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{
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value_len = ft_strlen(value);
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}
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else
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{
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value_len = 0;
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}
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new_env_entry = malloc(name_len + value_len + 2);
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if (!new_env_entry)
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exit(EXIT_FAILURE);
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ft_strcpy(new_env_entry, name);
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ft_strcat(new_env_entry, "=");
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if (value)
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ft_strcat(new_env_entry, value);
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return (new_env_entry);
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}
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static char *process_env_entry(char *env_entry)
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{
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char *name;
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char *value;
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char *new_env_entry;
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name = extract_name(env_entry);
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value = extract_value(env_entry);
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new_env_entry = create_new_env_entry(name, value);
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free(name);
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free(value);
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return (new_env_entry);
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}
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static void init_environ(t_minishell *shell, char **envp)
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{
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int count;
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int i;
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count = 0;
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while (envp[count])
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count++;
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shell->environ = malloc((count + 1) * sizeof(char *));
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if (!shell->environ)
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exit(EXIT_FAILURE);
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i = 0;
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while (envp[i])
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{
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shell->environ[i] = process_env_entry(envp[i]);
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i++;
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}
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shell->environ[count] = NULL;
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}
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t_minishell init_minishell(char **envp, char **builtin_str,
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int (**builtin_func)(char **, t_minishell *))
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{
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t_minishell shell;
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shell.builtin_str = builtin_str;
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shell.builtin_func = builtin_func;
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init_environ(&shell, envp);
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shell.last_exit_status = 0;
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shell.tokenizer = malloc(sizeof(t_Tokenizer));
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if (!shell.tokenizer)
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return (shell);
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shell.tokenizer->state = NORMAL;
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shell.tokenizer->tokens = NULL;
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shell.tokenizer->token = NULL;
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shell.tokenizer->token_length = 0;
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shell.tokenizer->input_pos = 0;
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shell.tokenizer->token_pos = 0;
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shell.tokenizer->in_quotes = false;
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shell.tokenizer->variable = 0;
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shell.tokenizer->symbol = true;
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shell.is_piped = false;
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return (shell);
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}
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bool is_builtin_command(const char *command, t_minishell *shell)
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{
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int i;
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i = 0;
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while (shell->builtin_str[i] != NULL)
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{
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if (ft_strcmp(command, shell->builtin_str[i]) == 0)
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return (true);
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i++;
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}
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return (false);
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}
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