diff options
Diffstat (limited to 'src/eval/eval.c')
| -rw-r--r-- | src/eval/eval.c | 32 |
1 files changed, 22 insertions, 10 deletions
diff --git a/src/eval/eval.c b/src/eval/eval.c index d2fab39..c90618c 100644 --- a/src/eval/eval.c +++ b/src/eval/eval.c @@ -1,18 +1,30 @@ -/** +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* eval.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: charles <charles.cabergs@gmail.com> +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2020/04/01 17:05:21 by charles #+# #+# */ +/* Updated: 2020/04/01 17:09:36 by charles ### ########.fr */ +/* */ +/* ************************************************************************** */ + +/* ** \file eval.c ** \brief Evaluation of an AST */ #include "eval.h" -/** +/* ** \brief Evaluate a line ** \param state State of the evaluation ** \param line Line to evaluate ** \return Last Executed command status or -1 on error */ -static int eval_line(t_eval_state *state, t_line *line) +static int eval_line(t_eval_state *state, t_line *line) { int status; @@ -26,14 +38,14 @@ static int eval_line(t_eval_state *state, t_line *line) return (eval(state, line->right)); } -/** +/* ** \brief Evaluate a command ** \param state Evaluation state ** \param cmd Command to evaluate ** \return Executable status or -1 on error */ -static int eval_cmd(t_eval_state *state, t_cmd *cmd) +static int eval_cmd(t_eval_state *state, t_cmd *cmd) { int child_pid; char *exec_path; @@ -54,7 +66,7 @@ static int eval_cmd(t_eval_state *state, t_cmd *cmd) pipe_setup_child(state->pipe_in, state->pipe_out); if (is_builtin) exit(builtin_dispatch_run(cmd->argv, state->env)); - else if (execve(exec_path, cmd->argv, NULL /*env_array*/) == -1) + else if (execve(exec_path, cmd->argv, NULL) == -1) exit(EXIT_FAILURE); exit(EXIT_SUCCESS); } @@ -62,19 +74,19 @@ static int eval_cmd(t_eval_state *state, t_cmd *cmd) return (WEXITSTATUS(child_pid)); } -/** +/* ** \brief Evaluate an AST ** \param state State of the evaluation ** \param ast Abstract syntax tree to evaluate ** \return Executable status or -1 on error */ -int eval(t_eval_state *state, t_ast *ast) +int eval(t_eval_state *state, t_ast *ast) { errno = 0; if (ast->tag == TAG_LINE) - return eval_line(state, &ast->data.line); + return (eval_line(state, &ast->data.line)); if (ast->tag == TAG_CMD) - return eval_cmd(state, &ast->data.cmd); + return (eval_cmd(state, &ast->data.cmd)); return (-1); } |