Merge pull request #23 from maqamylee0/emmilly

cd cmd

execute.c

@@ -10,20 +10,23 @@ void execute(char **argv, char **env)
 {
 	pid_t pid;
 	int status;
+	char cwd[PATH_MAX];
 	char *cmd_path = NULL, *cmd = NULL;
 
 	if (_strcmp(argv[0], "cd") == 0)
 	{
 		cmd = get_cd_path(argv, env);
 		if (chdir(cmd) != -1)
 		{
-			;
+			getcwd(cwd, sizeof(cwd));
+			setenv("OLDPWD", getenv("PWD"), 1);
+			setenv("PWD", cwd, 1);
 		}
-		if (_strcmp(argv[1], "-") == 0)
+		/*if (_strcmp(argv[1], "-") == 0)
 		{
 			_puts(cmd);
 			_putchar('\n');
-		}
+		}*/
 		return;
 	}
 

handle_cd.c

@@ -0,0 +1,42 @@
+#include "main.h"
+
+/**
+ * handle_cd- handles cd
+ * @argv: list of arguments
+ * Return: 0 or 1
+ */
+
+int handle_cd(char **argv)
+{
+	char path[1024];
+	int cd_val = 0;
+
+
+	if (argv[1] == NULL)
+		cd_val = chdir(getenv("HOME"));
+	if (_strcmp(argv[1], "-") == 0)
+		cd_val = chdir(getenv("OLDPWD"));
+	else
+		cd_val = chdir(argv[1]);
+	if (cd_val == -1)
+	{
+		perror("Failed to change diretory");
+		return (-1);
+	}
+	if (getcwd(path, sizeof(path)) == NULL)
+	{
+		perror("Failed to change directory");
+		return (-1);
+	}
+	if (setenv("OLDPWD", getenv("PWD"), 1) == -1)
+	{
+		perror("Failed to change directory");
+		return (-1);
+	}
+	if (setenv("PWD", path, 1) == -1)
+	{
+		perror("Failed to change directory");
+		return (-1);
+	}
+	return (0);
+}

main.c

@@ -73,9 +73,7 @@ void run_non_interactive_mode(int argc, char **argv, char **envp)
 			argc = num_token(input_cpy, delim);
 			check_argv(argv, env, input, input_cpy);
 			if (_strcmp(argv[0], "env") != 0)
-			{
 				execute(argv, env);
-			}
 			free(input_cpy);
 			free(input);
 			cleanup(argv);

main.h

@@ -10,6 +10,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/wait.h>
+#include <linux/limits.h>
 
 char *allocate(int n);
 char *_strcpy(char *dest, char *src);