From f52e8e9d2a552ef3aceff725f518d6e54d4bb87f Mon Sep 17 00:00:00 2001
From: Anonymus Raccoon <tr.tristan-roux@outlook.fr>
Date: Sat, 23 May 2020 21:58:53 +0200
Subject: [PATCH] Fixing alias with spaces before command

---
 Makefile            |  3 +-
 src/alias.c         | 53 ----------------------------
 src/parser/parser.c | 84 ++++-----------------------------------------
 3 files changed, 8 insertions(+), 132 deletions(-)
 delete mode 100644 src/alias.c

diff --git a/Makefile b/Makefile
index 151c5f8..511f0d9 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,6 @@
 
 SRC = src/shell.c \
 	src/prompt.c \
-	src/alias.c \
 	src/execute.c \
 	src/glob.c \
 	src/redirections/redirection_manager.c \
@@ -60,7 +59,7 @@ TESTS = tests/tenv.c \
 	tests/targc.c \
 	tests/texecute.c \
 	tests/tcd.c \
-  tests/tsource.c \
+	tests/tsource.c \
 	tests/techo.c
 
 COVERAGE = -lcriterion --coverage
diff --git a/src/alias.c b/src/alias.c
deleted file mode 100644
index f480dc7..0000000
--- a/src/alias.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
-** EPITECH PROJECT, 2020
-** alias.c
-** File description:
-** alias
-*/
-
-#include "shell.h"
-#include "builtin.h"
-#include "utility.h"
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-
-
-char *get_alias_command(char *cmd, alias_t *alias)
-{
-    alias_t *tmp = NULL;
-
-    tmp = alias;
-    for (; tmp; tmp = tmp->next) {
-        if (!strcmp(cmd, alias->alias)) {
-            cmd = strdup(alias->command);
-            tmp = alias;
-        }
-    }
-    return (cmd);
-}
-
-char *add_separator(char *cmd, int *return_values, int index)
-{
-    int pos = 0;
-    char *new_cmd = NULL;
-
-    if (!cmd)
-        return (NULL);
-    new_cmd = calloc(strlen(cmd) + 3, sizeof(char));
-    if (!new_cmd)
-        return (NULL);
-    for (int i = 0; cmd[i]; i++)
-        new_cmd[i] = cmd[pos++];
-    if (return_values[index + 1] != -2) {
-        new_cmd[pos] = ';';
-        if (return_values[index + 1] == 1) {
-            new_cmd[pos++] = '|';
-            new_cmd[pos++] = '|';
-        } else if (return_values[index + 1] == 0) {
-            new_cmd[pos++] = '&';
-            new_cmd[pos++] = '&';
-        }
-    }
-    return (new_cmd);
-}
\ No newline at end of file
diff --git a/src/parser/parser.c b/src/parser/parser.c
index 85dbf27..5119b61 100644
--- a/src/parser/parser.c
+++ b/src/parser/parser.c
@@ -19,91 +19,21 @@
 
 char *strdup(const char *);
 
-const parser_map parsers[] = {
-    {'\'', &parse_quotes},
-    {'"', &parse_double_quotes},
-    {'\0', NULL}
-};
-
-bool is_character_valid(char c)
+int count_trailing_spaces(char *cmd)
 {
-    static bool is_valid = false;
+    int i = 0;
 
-    if (is_valid) {
-        is_valid = false;
-        return (true);
-    }
-    if (c == '\\') {
-        is_valid = true;
-    }
-    return (c >= 33 && c <= 126);
-}
-
-int call_parsers(char *cmd, int index, char **data, env_t *env)
-{
-    int new_index = 0;
-
-    for (int i = 0; parsers[i].key; i++) {
-        if (cmd[index] != parsers[i].key)
-            continue;
-        new_index = parsers[i].parser(&cmd[index], data, env);
-        if (!(*data))
-            return (-1);
-        return (new_index);
-    }
-    return (0);
-}
-
-int manage_specials_parsers(char *cmd, char **buffer, int *inc, env_t *env)
-{
-    int new_index = 0;
-    char *data = NULL;
-
-    new_index = call_parsers(cmd, 0, &data, env);
-    if (new_index == -1)
-        return (-1);
-    if (new_index > 0) {
-        (*inc)--;
-        *buffer = add_to_buffer(*buffer, &cmd[(*inc) * -1], (*inc), env);
-        *buffer = add_to_buffer(*buffer, data, strlen(data), NULL);
-        free(data);
-        (*inc) = 0;
-        if (!(*buffer))
-            return (-1);
-        return (new_index);
-    }
-    return (0);
-}
-
-int parser_loop(char *cmd, char **buffer, char **ptr, void **pack)
-{
-    int *i = pack[0];
-    int *inc = pack[1];
-    int *new_index = pack[2];
-    env_t *env = pack[3];
-
-    if (is_character_valid(cmd[*i])) {
-        (*new_index) = manage_specials_parsers(&cmd[(*i)], buffer, inc, env);
-        if ((*new_index) == -1)
-            return (-1);
-        (*i) += (*new_index);
-        if (*new_index)
-            (*ptr) = cmd + (*i) + 1;
-        return (1);
-    }
-    if (*inc == 1 && !(*new_index)) {
-        (*ptr) = cmd + (*i) + 1;
-        (*inc) = 0;
-        return (1);
-    }
-    return (0);
+    for (i = 0; cmd[i]; i++)
+        if (cmd[i] != ' ' && cmd[i] != '\t')
+            break;
+    return (i);
 }
 
 char **parse_input(char *cmd, env_t *env, wordexp_t *parser)
 {
     int bin_len;
 
-    cmd = strdup(cmd);
+    cmd = strdup(cmd + count_trailing_spaces(cmd));
     for (bin_len = 0; cmd[bin_len]; bin_len++) {
         if (cmd[bin_len] == ' ' || cmd[bin_len] == '\t')
             break;