Refactoring main, all setup code in setup.c, disabled -c and -l flags if not tested

1 files changed, 83 insertions, 0 deletions

diff --git a/src/setup.c b/src/setup.c
new file mode 100644
index 0000000..a453e99
--- /dev/null
+++ b/src/setup.c
@@ -0,0 +1,83 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   setup.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <me@cacharle.xyz>                  +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/09/16 15:46:09 by charles           #+#    #+#             */
+/*   Updated: 2020/09/16 16:17:35 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+
+bool	st_export_default(t_env env, char *key, char *value)
+{
+	if (env_search(env, key, NULL) != NULL)
+		return (true);
+	return (env_export(env, key, value) != NULL);
+}
+
+bool	setup_env(t_env env)
+{
+	char buf[PATH_MAX + 1];
+
+	if (!(getcwd(buf, PATH_MAX)))
+		return (false);
+	if (!st_export_default(env, "PWD", buf) ||
+		!st_export_default(env, "SHLVL", "0") ||
+		!st_export_default(env, "PATH", "/sbin:"))
+		return (false);
+
+	/* char *path_str = env_search(env, "PATH"); */
+	/* if (ft_strstr(path_str, "/sbin") == NULL) */
+	/* { */
+	/* 	char *value = ft_strjoin("/sbin:", path_str); */
+	/* 	env_export(env, "PATH", value); */
+	/* 	free(value); */
+	/* } */
+
+	if (path_search(env, "env", buf, false) != 0)
+	{
+		ft_strcpy(buf, "/sbin/env");
+		/* errorf("env: command not found\n"); */
+		/* return (127); */
+	}
+	env_export(env, "_", buf);
+	return (true);
+}
+
+bool	setup_shlvl(t_env env)
+{
+	char	shlvl_str[64];
+	char	*shlvl_value;
+
+	shlvl_value = env_search(env, "SHLVL", NULL);
+	if (shlvl_value == NULL)
+		return (false);
+	ft_itoa_cpy(shlvl_str, ft_atoi(shlvl_str));
+	return (env_export(env, "SHLVL", shlvl_str) != NULL);
+}
+
+void	setup_progname(char *first_arg)
+{
+	char	*last_slash;
+
+	if (first_arg == NULL)
+		return ;
+	last_slash = ft_strrchr(first_arg, '/');
+	if (last_slash == NULL)
+		g_progname = first_arg;
+	else
+		g_progname = last_slash + 1;
+}
+
+bool	setup(char *first_arg, t_env env)
+{
+	signal(SIGINT, signal_sigint);
+	signal(SIGQUIT, signal_sigquit);
+	signal(SIGTERM, signal_sigterm);
+	setup_progname(first_arg);
+	return (setup_env(env) || setup_shlvl(env));
+}