Merge branch 'launching_jack': nouveau builtin_env, et maintenant les

builtin renvoient leur exitstatus, et le launcher set la variable $?
This commit is contained in:
Jack Halford 2017-03-22 13:08:23 +01:00
commit 4b464b8e09
26 changed files with 58 additions and 115 deletions

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@ -40,7 +40,6 @@ builtin/builtin_hash.c\
builtin/builtin_history.c\
builtin/builtin_math.c\
builtin/builtin_read.c\
builtin/builtin_return_status.c\
builtin/builtin_setenv.c\
builtin/builtin_unset.c\
builtin/builtin_unsetenv.c\

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@ -131,7 +131,7 @@ struct s_job
struct s_exec
{
t_job job;
int fd_save[3];
int fd_save[10];
t_flag attrs;
int fdin;
t_list *op_stack;
@ -140,7 +140,7 @@ struct s_exec
};
int exec_reset(void);
int do_the_muther_forker(t_process *p);
int process_fork(t_process *p);
int process_setgroup(t_process *p, pid_t pid);
void process_setsig(void);
void process_reset(t_process *p);

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@ -67,7 +67,7 @@ int data_init(int ac, char **av);
void data_exit(void);
int get_c_arg(char ***av, t_data *data);
void content_free(void *data, size_t content_size);
/* void content_free(void *data, size_t content_size); */
char *ft_putast(void *node);
void ft_putast2(void *node);

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@ -81,14 +81,14 @@ int builtin_cd(const char *path,
opts = CDOPT_L;
i = builtin_cd_opts(av, &opts);
if (!(target = builtin_cd_special(av + i, envp)))
return (builtin_return_status(0, 1));
return (1);
cwd = getcwd(NULL, 0);
builtin_setenv(path, (char*[4]){"setenv", "OLDPWD", cwd, NULL}, envp);
free(cwd);
if (chdir(target))
{
SH_ERR(CDERR_1, target);
return (builtin_return_status(0, 1));
return (1);
}
else if (target != av[i])
ft_printf("%s\n", target);
@ -97,5 +97,5 @@ int builtin_cd(const char *path,
free(cwd);
if (!ft_strcmp(*(av + i), "-"))
free(target);
return (builtin_return_status(0, 0));
return (0);
}

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@ -25,5 +25,5 @@ int builtin_echo(const char *path, char *const av[], char *const envp[])
ft_putchar(' ');
}
ft_putchar('\n');
return (builtin_return_status(0, 0));
return (0);
}

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@ -59,6 +59,6 @@ int builtin_env(const char *path,
}
waitpid(pid, &status, 0);
ft_sstrfree(data.custom_env);
tcsetpgrp(STDIN, data_singleton()->jobc.shell_pgid);
return (0);
/* return (builtin_return_status(pid, 0)); */
}

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@ -47,7 +47,7 @@ int builtin_export(
if (cliopts_get((char**)av, g_export_opts, &data))
ft_perror();
if (data.flag & BT_EXPORT_LP)
return (builtin_return_status(0, bt_export_print()));
return (bt_export_print());
av = data.av_data;
while (*av)
{
@ -61,5 +61,5 @@ int builtin_export(
builtin_unsetenv("internal", (char*[]){"local", *av, NULL}, NULL);
av++;
}
return (builtin_return_status(0, 0));
return (0);
}

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@ -44,7 +44,7 @@ int builtin_hash(const char *path, char *const av[], char *const envp[])
(void)path;
(void)envp;
if (!av || ft_hash_opt(av))
return (builtin_return_status(0, 1));
return (1);
i = 0;
while (i < MAX_HASH)
{
@ -52,5 +52,5 @@ int builtin_hash(const char *path, char *const av[], char *const envp[])
ft_hash_lst_print(g_hash[i]);
++i;
}
return (builtin_return_status(0, 0));
return (0);
}

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@ -23,7 +23,7 @@ int builtin_history(const char *path, char *const av[], char *const envp[])
head = data_singleton()->line.list_end;
len = 1;
if (!head)
return (builtin_return_status(0, 0));
return (0);
if (head && !head->str)
head = head->next;
while (head && head->str)
@ -34,5 +34,5 @@ int builtin_history(const char *path, char *const av[], char *const envp[])
++len;
head = head->next;
}
return (builtin_return_status(0, 0));
return (0);
}

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@ -90,19 +90,19 @@ int builtin_math(const char *path, char *const av[], char *const envp[])
(void)path;
(void)envp;
if (!av || !av[1] || !av[2] || !av[3] || av[4])
return (builtin_return_status(0, SH_ERR(MATHERR_0)));
return (SH_ERR(MATHERR_0));
init_math(&var, &value, &operator, &operand);
var = av[1];
if (get_value(var, &value))
return (builtin_return_status(0, 1));
return (1);
operator = av[2];
if (ft_strlen(operator) != 1 || !(ft_strchr("+-/*%", operator[0])))
return (builtin_return_status(0, SH_ERR(MATHERR_2)));
return (SH_ERR(MATHERR_2));
operand = av[3];
if (!ft_stris(operand, &ft_isdigit))
return (builtin_return_status(0, SH_ERR(MATHERR_3)));
return (SH_ERR(MATHERR_3));
if (do_math(&value, operator, operand))
return (builtin_return_status(0, 1));
return (1);
builtin_setenv("setenv", (char *[]){"local", var, value, 0}, NULL);
return (builtin_return_status(0, 0));
return (0);
}

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@ -114,5 +114,5 @@ int builtin_read(const char *path, char *const av[], char *const envp[])
SH_ERR("usage: read %s %s\n", US_READ, US_READ_1);
if (ret != 2)
bt_read_exit(&data);
return (builtin_return_status(0, ret));
return (ret);
}

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@ -1,19 +0,0 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* builtin_return_status.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: wescande <wescande@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/03/20 12:48:04 by wescande #+# #+# */
/* Updated: 2017/03/21 15:21:09 by jhalford ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
int builtin_return_status(int ret, int status)
{
set_exitstatus(status, 1);
return (ret);
}

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@ -44,8 +44,9 @@ int builtin_setenv(const char *path,
int ret;
(void)path;
(void)envp;
if (!av || !av[0])
return (builtin_return_status(0, 1));
return (1);
env = (ft_strcmp(av[0], "local") == 0) ? &data_singleton()->local_var :
&data_singleton()->env;
if (!av[1])
@ -62,5 +63,5 @@ int builtin_setenv(const char *path,
return (SH_ERR(SETERR_0, av[0], av[1]));
assign_var(av, env);
}
return (envp ? builtin_return_status(0, 0) : 0);
return (0);
}

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@ -35,5 +35,5 @@ int builtin_unsetenv(const char *path, char *const av[], char *const envp[])
}
i++;
}
return (builtin_return_status(0, 0));
return (0);
}

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@ -38,9 +38,8 @@ int exec_leaf(t_btree **ast)
if (p.type >= PROCESS_MAX)
return (1);
p.map = g_process_map[p.type];
if (!(process_launch(&p)))
if (process_launch(&p))
{
DG("check");
job_addprocess(&p);
if (IS_PIPEEND(p))
{
@ -51,7 +50,5 @@ int exec_leaf(t_btree **ast)
job->pgid = 0;
}
}
else
DG("WHY HERE?");
return (0);
}

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@ -12,13 +12,6 @@
#include "minishell.h"
static int print_error(char *std)
{
ft_dprintf(2, "{red}%s: internal fcntl %s error errno=%i{eoc}\n",
SHELL_NAME, std, errno);
return (errno);
}
int exec_reset_job(t_job *job)
{
job->id = 0;
@ -32,21 +25,13 @@ int exec_reset(void)
{
t_exec *exec;
t_jobc *jobc;
int i;
exec = &data_singleton()->exec;
jobc = &data_singleton()->jobc;
if (errno != EBADF)
{
if ((exec->fd_save[0] = fcntl(STDIN, F_DUPFD_CLOEXEC, 10)) == -1
&& errno != EBADF)
return (print_error("STDIN"));
if ((exec->fd_save[1] = fcntl(STDOUT, F_DUPFD_CLOEXEC, 10)) == -1
&& errno != EBADF)
return (print_error("STDOUT"));
if ((exec->fd_save[2] = fcntl(STDERR, F_DUPFD_CLOEXEC, 10)) == -1
&& errno != EBADF)
return (print_error("STDERR"));
}
i = -1;
while (++i < 10)
exec->fd_save[i] = fcntl(i, F_DUPFD_CLOEXEC, 10);
exec->op_stack = NULL;
exec->fdin = STDIN;
exec->attrs = 0;

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@ -14,8 +14,8 @@
int plaunch_builtin(t_process *p)
{
return ((*p->data.cmd.execf)(
return (*p->data.cmd.execf)(
p->data.cmd.path,
p->data.cmd.av,
data_singleton()->env));
data_singleton()->env);
}

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@ -14,7 +14,7 @@
static void error_launch(char *error_ori, char *error_type, int error_code)
{
ft_dprintf(2, "{red}%s: %s%s{eoc}\n", SHELL_NAME, error_ori, error_type);
SH_ERR("%s: %s%s", SHELL_NAME, error_ori, error_type);
exit(error_code);
}

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@ -12,7 +12,7 @@
#include "minishell.h"
int do_the_muther_forker(t_process *p)
int process_fork(t_process *p)
{
pid_t pid;
@ -35,40 +35,25 @@ int do_the_muther_forker(t_process *p)
exit(p->map.launch(p));
}
static int do_the_fork_if_i_have_to(t_process *p)
int process_launch(t_process *p)
{
p->state = PROCESS_RUNNING;
if (IS_PIPESINGLE(*p)
&& p->type != PROCESS_FILE && p->type != PROCESS_SUBSHELL)
{
if (process_redirect(p))
{
set_exitstatus(1, 1);
return (0);
}
return (p->map.launch(p));
/* set_exitstatus(p->map.launch(p), 1); */
/* return (0); */
}
return (do_the_muther_forker(p));
}
int process_launch(t_process *p)
{
pid_t pid;
p->state = PROCESS_RUNNING;
if (!(pid = do_the_fork_if_i_have_to(p)))
{
else
set_exitstatus(p->map.launch(p), 1);
process_resetfds(p);
process_free(p, 0);
return (1);
return (0);
}
DG("FORK");
p->pid = pid;
process_setgroup(p, pid);
p->pid = process_fork(p);
process_setgroup(p, p->pid);
if (p->fdin != STDIN)
close(p->fdin);
if (p->fdout != STDOUT)
close(p->fdout);
return (0);
return (1);
}

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@ -19,20 +19,10 @@ void process_resetfds(t_process *p)
(void)p;
exec = &data_singleton()->exec;
i = 0;
while (i < 10)
i = -1;
while (++i < 10)
{
/* if (i!=3) //JACK SOME PB HERE on close la sortie debug en forcant le close sur tous les fd... ne risque-t-on pas autre chose ??!!! */
/* { */
close(i++);
/* } */
/* else */
/* i++; */
if (exec->fd_save[i] != -1)
dup2(exec->fd_save[i], i);
}
if (exec->fd_save[0] != -1)
dup2(exec->fd_save[0], STDIN);
if (exec->fd_save[1] != -1)
dup2(exec->fd_save[1], STDOUT);
if (exec->fd_save[2] != -1)
dup2(exec->fd_save[2], STDERR);
}

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@ -21,8 +21,7 @@ static char *manage_output(int *fds)
output = NULL;
close(fds[PIPE_WRITE]);
while ((ret = read(fds[PIPE_READ], buf, BUF_SIZE)) > 0)
{
while ((ret = read(fds[PIPE_READ], buf, BUF_SIZE)) > 0) {
buf[ret] = 0;
ft_strappend(&output, buf);
}
@ -89,7 +88,7 @@ char *command_getoutput(char *command)
if (!command)
return (NULL);
pipe(fds);
if (!(pid = do_the_muther_forker(NULL)))
if (!(pid = process_fork(NULL)))
{
close(fds[PIPE_READ]);
dup2_close(fds[PIPE_WRITE], STDOUT);
@ -110,7 +109,7 @@ int command_setoutput(char *const av[], char **env)
if (!av)
return (0);
pid = 0;
if (!(pid = do_the_muther_forker(NULL)))
if (!(pid = process_fork(NULL)))
execute_command(av, env);
return (pid);
}

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@ -30,6 +30,7 @@ int job_wait(int id)
&& errno != ECHILD)
ft_dprintf(2, "{red}%s: waitpid error errno=%i{eoc}\n",
SHELL_NAME, errno);
DG("wait trigger pid=%i", pid);
if (pid <= 1 || mark_process_status(pid, status)
|| job_is_stopped(j)
|| job_is_completed(j))

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@ -19,8 +19,9 @@ int lexer_word(t_list **alst, t_lexer *lexer)
token = (*alst)->content;
token->type = token->type ? token->type : TK_WORD;
if ((state = get_state_global(lexer))
|| (state = get_state_redir(lexer)))
if (lexer->str[lexer->pos] != '!'
&& ((state = get_state_global(lexer))
|| (state = get_state_redir(lexer))))
lexer->state = state;
else if (lexer->str[lexer->pos] == '='
&& word_is_assignment((char *[]){token->data, (char *)token->esc}))

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@ -58,7 +58,7 @@ static int read_stdin(int *ret, int *j)
{
*j = 0;
*ret = 0;
if (read(0, ret, sizeof(int)) < 0)
if (read(STDIN, ret, sizeof(int)) < 0)
return (-1);
return (1);
}

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@ -17,11 +17,14 @@ extern char **environ;
static int localenv_init(void)
{
t_data *data;
char *pid;
pid = ft_itoa(getpid());
data = data_singleton();
data->local_var = NULL;
builtin_setenv(NULL, (char *[]){"local", "IFS", " \t\n", 0}, NULL);
builtin_setenv(NULL, (char *[]){"local", "PS2", " >", 0}, NULL);
ft_strdel(&pid);
return (0);
}

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@ -43,6 +43,7 @@ static int handle_instruction(t_list **token, t_btree **ast)
return (ret);
if (do_lexer_routine(token, stream) > 0)
continue ;
/* token_print(*token); */
if ((ret = do_parser_routine(token, ast)) == 1
&& SH_NO_INTERACTIVE(data->opts))
return (ret);