Files
minishell/srcs/utils.c
2024-04-21 23:54:15 +02:00

108 lines
2.2 KiB
C
Executable File

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* utils.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: marde-vr <marde-vr@42angouleme.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/03/05 18:19:26 by marde-vr #+# #+# */
/* Updated: 2024/04/21 21:56:47 by tomoron ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
void free_fds(t_msh *msh)
{
int i;
if (msh->fds)
{
i = 0;
while (msh->fds[i])
{
free(msh->fds[i]);
msh->fds[i] = 0;
i++;
}
free(msh->fds);
msh->fds = 0;
}
}
void free_msh(t_msh *msh)
{
if (msh)
{
free_env(msh->env);
free(msh->pids);
free_cmd(msh->cmds_head);
free_fds(msh);
free_token(msh->tokens);
free(msh);
}
}
void ft_exit(t_msh *msh, int exit_code)
{
//ft_printf("exiting");
free_msh(msh);
set_echoctl(msh->echoctl);
exit(exit_code);
}
int check_var_name(char *name)
{
if (ft_isdigit(*name) || !*name)
return (0);
while (*name)
{
if (!ft_isalnum(*name) && *name != '_')
return (0);
name++;
}
return (1);
}
int add_return_code_to_str(char *res)
{
char *var;
int i;
i = 0;
var = ft_itoa(g_return_code);
while (var && var[i])
{
res[i] = var[i];
i++;
}
free(var);
return (i);
}
int file_access(t_msh *msh, int *found)
{
int fd;
fd = open(msh->tokens->value, O_DIRECTORY);
if (fd != -1)
{
close(fd);
fprintf(stderr, "minishell: %s: Is a directory\n", msh->tokens->value);
g_return_code = 126;
return (0);
}
if (access(msh->tokens->value, X_OK) != -1)
*found = 1;
else
{
fprintf(stderr, "minishell: %s: ", msh->tokens->value);
perror("");
g_return_code = 127;
if (access(msh->tokens->value, F_OK) != -1)
g_return_code = 126;
return (0);
}
return (1);
}