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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* main.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <cacharle@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/28 11:45:44 by cacharle #+# #+# */
/* Updated: 2020/07/14 11:34:18 by charles ### ########.fr */
/* */
/* ************************************************************************** */
/*
** \file main.c
** \brief Minishell entrypoint
*/
#include "minishell.h"
#include "ast.h"
#include "lexer.h"
#include "parser.h"
#include "eval.h"
void token_debug(void *v);
void token_put(void *v);
void print_level(int level);
void ast_print(int level, t_ast *ast);
void print_prompt(void)
{
printf("\033[0;32m%s\033[0m$ ", getcwd(NULL, 0));
fflush(stdout);
}
void signal_sigint(int signum)
{
(void)signum;
if (g_child_pid != -1)
{
kill(g_child_pid, SIGINT);
ft_putchar('\n');
}
else
{
ft_putchar('\n');
print_prompt();
}
}
void signal_sigquit(int signum)
{
(void)signum;
if (g_child_pid != -1)
{
kill(g_child_pid, SIGQUIT);
ft_putstr("Quit (core dumped)\n");
}
}
void signal_sigterm(int signum)
{
(void)signum;
}
/*
** TODO
** $?
** syntax error
** signal
** pipeline
** cmd are path
** cmd variable
** interpolation order
** PATH with no permission, link and other file system fun stuff
*/
char *g_basename = "minishell";
int main(int argc, char **argv, char **envp)
{
t_path path;
t_env env;
env = env_from_array(envp);
path = path_update(NULL, env_search(env, "PATH"));
signal(SIGINT, signal_sigint);
signal(SIGQUIT, signal_sigquit);
signal(SIGTERM, signal_sigterm);
char *last_slash = ft_strrchr(argv[0], '/');
if (last_slash == NULL)
g_basename = argv[0];
else
g_basename = last_slash + 1;
if (argc == 3 && ft_strcmp(argv[1], "-l") == 0)
{
t_ftlst *lex_out = lexer(ft_strdup(argv[2]));
if (lex_out == NULL)
return (1);
ft_lstiter(lex_out, token_debug);
}
else if (argc == 3 && ft_strcmp(argv[1], "-c") == 0)
{
t_ftlst *lex_out = lexer(ft_strdup(argv[2]));
if (lex_out == NULL)
return (1);
/* ft_lstiter(lex_out, token_debug); */
t_ret *parser_out = parse(lex_out);
if (parser_out == NULL || parser_out->syntax_error)
return (1);
/* ast_print(0, parser_out->ast); */
/* printf("\n"); */
/* fflush(stdout); */
/* fflush(stderr); */
/* printf("===cmd_argv===\n"); */
/* ft_lstiter(parser_out->ast->cmd_argv, token_debug); */
/* printf("===redirs===\n"); */
/* ft_lstiter(parser_out->ast->redirs, token_debug); */
int fds[2] = {MS_NO_FD, MS_NO_FD};
int eval_out = eval(fds, env, path, parser_out->ast);
(void)eval_out;
}
else
{
int ret;
char *line;
print_prompt();
while ((ret = ft_getline(STDOUT_FILENO, &line)) == FTGL_OK)
{
if (*line == '\0')
{
print_prompt();
continue;
}
t_ftlst *lex_out = lexer(line);
if (lex_out == NULL)
return (1);
t_ret *parser_out = parse(lex_out);
if (parser_out == NULL || parser_out->syntax_error)
return (1);
int fds[2] = {MS_NO_FD, MS_NO_FD};
int eval_out = eval(fds, env, path, parser_out->ast);
(void)eval_out;
print_prompt();
}
}
ft_htdestroy(path, free);
ft_vecdestroy(env, free);
return (g_last_status_code);
}
// else
// {
// int ret;
// char *line;
//
// printf("> ");
// fflush(stdout);
// while ((ret = ft_getline(STDOUT_FILENO, &line)) == FTGL_OK)
// {
// t_ftlst *lex_out = lexer(line);
// if (lex_out == NULL)
// return (1);
//
// t_ret *parser_out = parse(lex_out);
//
// int fds[2] = {MS_NO_FD, MS_NO_FD};
// int eval_out = eval(fds, env, path, parser_out->ast);
// (void)eval_out;
// printf("> ");
// fflush(stdout);
// }
// }
//
// ft_htdestroy(path, free);
// ft_vecdestroy(env, free);
// return (0);
// }
/////////////////////////////////////////////////////////////
// eval
/////////////////////////////////////////////////////////////
/* int main(int argc, char **argv, char **envp) */
/* { */
/* (void)argc; */
/* (void)argv; */
/* (void)envp; */
/* t_path path; */
/* t_env env; */
/* char *line; */
/* int ret; */
/* env = env_from_array(envp); */
/* path = path_update(NULL, env_search(env, "PATH")); */
/* t_ftlst *args1 = NULL; */
/* ft_lstpush_back(&args1, ft_lstnew(token_new(TAG_STR, "ls"))); */
/* ft_lstpush_back(&args1, ft_lstnew(token_new(TAG_STR, "-l"))); */
/* t_ftlst *args2 = NULL; */
/* ft_lstpush_back(&args2, ft_lstnew(token_new(TAG_STR, "cat"))); */
/* ft_lstpush_back(&args2, ft_lstnew(token_new(TAG_STR, "-e"))); */
/* ft_lstpush_back(&args2, ft_lstnew(token_new(TAG_STR, "je"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR, "ls"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR, "-a"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR, "-l"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR, "$$LFS$TERM$TERM."))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR, "*.c"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR, "src.c include*.h"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR, "$A$B"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR, "\\$TERM"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR, "$TER\\M"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR, "\\\\"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR_SINGLE, "''''$TEST\\TEST"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR_DOUBLE, ",$TEST,$B,"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR_DOUBLE | TAG_STICK, "$TEST"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR_DOUBLE | TAG_STICK, "$TEST"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR_DOUBLE , "$TEST"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR_DOUBLE | TAG_STICK, "$TEST"))); */
/* ft_lstpush_back(&args, ft_lstnew(token_new(TAG_STR_SINGLE, "$TEST"))); */
/* t_ftlst *redirs = NULL; */
/* ft_lstpush_back(&redirs, ft_lstnew(token_new(TAG_REDIR_OUT, NULL))); */
/* ft_lstpush_back(&redirs, ft_lstnew(token_new(TAG_STR, "bonjour"))); */
/* ft_lstpush_back(&redirs, ft_lstnew(token_new(TAG_REDIR_APPEND, NULL))); */
/* ft_lstpush_back(&redirs, ft_lstnew(token_new(TAG_STR, "yo"))); */
/* ft_lstpush_back(&redirs, ft_lstnew(token_new(TAG_REDIR_OUT, NULL))); */
/* ft_lstpush_back(&redirs, ft_lstnew(token_new(TAG_STR, "yo1"))); */
/* t_ast *cmd1 = ast_new(AST_CMD); */
/* cmd1->cmd_argv = args1; */
/* cmd1->redirs = NULL; */
/* t_ast *cmd2 = ast_new(AST_CMD); */
/* cmd2->cmd_argv = args2; */
/* cmd2->redirs = NULL; */
/* t_ast *op_ast = ast_new(AST_OP); */
/* op_ast->op.left = cmd1; */
/* op_ast->op.right = cmd2; */
/* op_ast->op.sep = TAG_PIPE; */
/* int fds[2] = {MS_NO_FD, MS_NO_FD}; */
/* printf("eval %d\n", eval_cmd(fds, env, path, cmd1)); */
/* char **as = preprocess(l, env); */
/* printf("%p\n", as); */
/* printf("%p\n", *as); */
/* char **tmp = as; */
/* while (*as != NULL) */
/* puts(*as++); */
/* ft_split_destroy(tmp); */
/* ft_htdestroy(path, free); */
/* ft_vecdestroy(env, free); */
/* return (0); */
/* } */
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