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minishell.c
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minishell.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* minishell.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: amaach <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/11/27 17:50:55 by eelaazmi #+# #+# */
/* Updated: 2021/12/22 15:12:22 by amaach ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
int find_shlvl(t_env *env)
{
t_env *tmp;
int i;
tmp = env;
while (env)
{
if (ft_strncmp(env->key, "SHLVL", 5) == 0)
{
i = ft_atoi(env->value);
env = tmp;
return (i);
}
env = env->next;
}
return (-1);
}
void main_process(char *line, t_sashell *sashell, t_env *env)
{
add_history(line);
sashell = parse_function(sashell, env, line);
if (sashell)
{
g_.pid = 1;
minishell(sashell, env);
g_.pid = 0;
free_sashell(sashell);
}
}
int init_shell(int argc, char **envp, t_env **env, char **argv)
{
argv = NULL;
if (argc > 1)
{
printf("usage: ./minishell\n");
return (1);
}
g_.envp = envp;
signal(SIGQUIT, &quit_handler);
signal(SIGINT, &quit_handler);
*env = split_env(*env, envp);
return (0);
}
int main(int argc, char **argv, char **envp)
{
char *line;
t_sashell *sashell;
t_env *env;
sashell = NULL;
if (init_shell(argc, envp, &env, argv))
return (1);
while (1)
{
line = readline("Sashell ?> ");
if (!line)
{
free_env(env);
exit (g_.exit_value);
}
if (ft_strcmp(line, "") == 0)
{
free (line);
continue ;
}
else
main_process(line, sashell, env);
}
free_env(env);
return (0);
}