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fish
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Code Issues Releases Wiki Activity

Toutes les redirections d'entrée sortie comme un beau gosse

This commit is contained in:
Antoine Bartuccio 2017-06-11 18:43:05 +02:00
parent 5e63f08650
commit 78a4c93224
2 changed files with 53 additions and 4 deletions
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50
fish_shell/fish_core.c
View File

@ -13,6 +13,23 @@
#include "fish_globbing.h"
#include "fish_types.h"
#define REDIRECT_EXIT_FREE() signal = EXIT_FAILURE; \
freeWordList(list);\
freeWordList(splited);
#define REDIRECT_STD(std, open_mode) if (splited->size == 0) {REDIRECT_EXIT_FREE()\
} else {\
redirect_file = fopen(splited->first->word, open_mode);\
if (redirect_file == NULL) { REDIRECT_EXIT_FREE() } else {\
saved_std = dup(std);\
dup2(fileno(redirect_file), std);\
signal = fishExecute(list);\
dup2(saved_std, std);\
fclose(redirect_file);\
freeWordList(splited);\
}\
}
pipe_redirection * getRedirection(){
static pipe_redirection * redirection = NULL;
@ -59,7 +76,7 @@ void fishLoop(Settings * settings){
line = fishReadLine();
r->to_use = 0;
r->nb = countSeparators(line, "\\|[^\\|]");
r->nb = countSeparators(line, (char*) "\\|[^\\|]");
r->nb_max = r->nb;
splited = split(line, (char*) FISH_TOKENS);
splited = fishExpand(splited);
@ -194,6 +211,8 @@ int fishExecute(WordList *list) {
shell_operator op = NONE;
WordArray *array = NULL;
pipe_redirection *redirection = NULL;
FILE *redirect_file = NULL;
int saved_std;
int pid;
int signal = 1;
@ -269,6 +288,21 @@ int fishExecute(WordList *list) {
signal = EXIT_SUCCESS;
}
break;
case REDIRECT_STDOUT_ERASE:
REDIRECT_STD(STDOUT_FILENO, "w");
break;
case REDIRECT_STDOUT_APPEND:
REDIRECT_STD(STDOUT_FILENO, "a");
break;
case REDIRECT_STDERR_ERASE:
REDIRECT_STD(STDERR_FILENO, "w");
break;
case REDIRECT_STDERR_APPEND:
REDIRECT_STD(STDERR_FILENO, "a");
break;
case REDIRECT_STDIN:
REDIRECT_STD(STDIN_FILENO, "r");
break;
default:
array = wordListToWordArray(list);
signal = loadRightCommand(array);
@ -308,14 +342,24 @@ WordList * parseWordList(WordList *list, shell_operator *an_operator) {
(char*) "\\|\\|",
(char*) "&&",
(char*) "\\|",
(char*) "&"
(char*) "&",
(char*) "2>>",
(char*) ">>",
(char*) "2>",
(char*) ">",
(char*) "<[^<]"
};
shell_operator op[] = {
OR,
REVERSE_AND,
AND,
PIPE,
BACKGROUND_PROCESS
BACKGROUND_PROCESS,
REDIRECT_STDERR_APPEND,
REDIRECT_STDOUT_APPEND,
REDIRECT_STDERR_ERASE,
REDIRECT_STDOUT_ERASE,
REDIRECT_STDIN
};
WordList *newList = NULL;
int max = sizeof(op_str) / sizeof(char*);

7
fish_shell/fish_types.h
View File

@ -20,7 +20,12 @@ typedef enum {
BACKGROUND_PROCESS,
AND,
OR,
REVERSE_AND
REVERSE_AND,
REDIRECT_STDOUT_ERASE,
REDIRECT_STDOUT_APPEND,
REDIRECT_STDERR_ERASE,
REDIRECT_STDERR_APPEND,
REDIRECT_STDIN
} shell_operator ;
typedef enum {