diff options
| author | Dominik Kaiser | 2024-08-02 15:29:00 +0200 |
|---|---|---|
| committer | GitHub | 2024-08-02 15:29:00 +0200 |
| commit | c7a4494fd97b7e80665cbd47ed96bc37bf5800e5 (patch) | |
| tree | d2520064c761e00772185dcdb82f83d566634a85 /src/parse_cmd.c | |
| parent | 82c1eed4f7795ef135a586af2fb334145b64b2f6 (diff) | |
| download | minishell-c7a4494fd97b7e80665cbd47ed96bc37bf5800e5.tar.gz minishell-c7a4494fd97b7e80665cbd47ed96bc37bf5800e5.zip | |
Refactor parser
* Fix norme for free_node.c
* Uglify parser.c
* Merge parser updates into refactor-parser
* Outsource collect_assigns and collect_redirs
* Make parse_cmd.c norme conform
* Make free_tokens() norme conform
* Make collect_assigns.c norme conform
* Some refactoring of collect_redirs
* Refactor collect_redirs
Diffstat (limited to 'src/parse_cmd.c')
| -rw-r--r-- | src/parse_cmd.c | 138 |
1 files changed, 5 insertions, 133 deletions
diff --git a/src/parse_cmd.c b/src/parse_cmd.c index 8ed9785..068a4c1 100644 --- a/src/parse_cmd.c +++ b/src/parse_cmd.c @@ -6,18 +6,13 @@ /* By: dkaiser <dkaiser@student.42heilbronn.de +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2024/07/08 15:06:25 by dkaiser #+# #+# */ -/* Updated: 2024/08/02 13:22:18 by dkaiser ### ########.fr */ +/* Updated: 2024/08/02 14:22:32 by dkaiser ### ########.fr */ /* */ /* ************************************************************************** */ #include "minishell.h" -static t_redirection *collect_redirs(t_token **tokens); -static t_assign **collect_assigns(t_token **tokens); -static char **collect_args(t_token **tokens); -static t_assign *to_assign(char *str); -static void set_redir(t_redirection *redir, int type, - char *specifier); +static char **collect_args(t_token **tokens); t_node *parse_cmd(t_token *tokens) { @@ -31,120 +26,6 @@ t_node *parse_cmd(t_token *tokens) return (new_cmd_node(args, assigns, redirs)); } -static t_redirection *collect_redirs(t_token **tokens) -{ - t_redirection *result; - t_token *cur; - int idx; - - cur = *tokens; - result = malloc(sizeof(t_redirection) * 2); - if (result == NULL) - { - // free all tokens - return (NULL); - } - set_redir(&result[0], 0, NULL); - set_redir(&result[1], 0, NULL); - while (cur != NULL && cur->next != NULL) - { - if (cur->type == REDIR_TOKEN && cur->next->type == STRING_TOKEN) - { - if (cur->content.redir_type & (INPUT_FILE | INPUT_LIMITER)) - idx = 0; - else if (cur->content.redir_type & (OUTPUT_APPEND | OUTPUT_OVERRIDE)) - idx = 1; - set_redir(&result[idx], cur->content.redir_type, - cur->next->content.string); - cur = cur->next; - free_token_and_connect(cur->previous); - if (cur->next != NULL) - { - if (cur->previous == NULL) - *tokens = cur->next; - cur = cur->next; - free_token_and_connect(cur->previous); - } - else - { - free_token(cur); - } - } - else if (cur->type == REDIR_TOKEN) - { - // err Parsing error - free(result); - return (NULL); - } - else - { - cur = cur->next; - } - } - return (result); -} - -static t_assign **collect_assigns(t_token **tokens) -{ - t_token *cur; - t_assign **result; - int i; - - cur = *tokens; - i = 0; - while (cur != NULL && cur->type == STRING_TOKEN - && cur->content.string[0] != '"' && cur->content.string[0] != '\'' - && ft_strchr(cur->content.string, '=') != NULL) - { - i++; - cur = cur->next; - } - result = malloc(sizeof(t_assign *) * (i + 1)); - if (!result) - { - // free all tokens - return (NULL); - } - cur = *tokens; - i = 0; - while (cur != NULL && cur->type == STRING_TOKEN - && cur->content.string[0] != '"' && cur->content.string[0] != '\'' - && ft_strchr(cur->content.string, '=') != NULL) - { - result[i] = to_assign(cur->content.string); - i++; - if (cur->next != NULL) - { - cur = cur->next; - free_token(cur->previous); - } - else - { - free_token(cur); - } - } - *tokens = cur; - result[i] = NULL; - return (result); -} - -static t_assign *to_assign(char *str) -{ - t_assign *result; - char *split_pos; - - split_pos = ft_strchr(str, '='); - *split_pos = '\0'; - result = malloc(sizeof(t_assign)); - if (result == NULL) - { - return (NULL); - } - result->var = str; - result->value = split_pos + 1; - return (result); -} - static char **collect_args(t_token **tokens) { t_token *cur; @@ -159,26 +40,17 @@ static char **collect_args(t_token **tokens) cur = cur->next; } result = malloc(sizeof(char *) * (i + 1)); - if (!result) - { - // free all tokens; - return (NULL); - } + if (result == NULL) + return (free_tokens(*tokens), NULL); cur = *tokens; i = 0; while (cur != NULL && cur->type == STRING_TOKEN) { result[i] = cur->content.string; - // free token i++; cur = cur->next; + free_token(cur->previous); } result[i] = NULL; return (result); } - -static void set_redir(t_redirection *redir, int type, char *specifier) -{ - redir->type = type; - redir->specifier = specifier; -} |
