simple shell files

Author: Demidorn

.gitignore

@@ -2,3 +2,7 @@ DL_getline.c
 DL_strtok.c
 .DL_getline.c.swp
 /test
+test
+./sample/DL_locator.c
+sample/hsh
+sample

_execute.c

@@ -3,7 +3,7 @@
 /**
  * execute_command - function to handle command execution based on user input
  * @get_address: input line from user
- * @env: environment variable
+ *
  * Return: output executed command else -1
  */
 int execute_command(char *get_address)
@@ -17,14 +17,14 @@ int execute_command(char *get_address)
 	{
 		perror("Error ");
 		_free_memo(tokens);
-		return (ex);
+		return (-1);
 	}
 	if (_strcmp(tokens[0], "exit") == 0)
 	{
 		if (tokens[1] != NULL)
 			status = _atoi(tokens[1]);
 		_free_memo(tokens);
-		free(command_path);
+		free(get_address);
 		exit(status);
 	}
 	if (_strcmp(tokens[0], "env") == 0)
@@ -39,7 +39,6 @@ int execute_command(char *get_address)
 	{
 		perror("command not found");
 		_free_memo(tokens);
-		free(command_path);
 		ex = 127;
 		return (ex);
 	}

_getenv.c

@@ -28,7 +28,7 @@ char *_getenv(const char *str)
 			value = _strdup(environ[l] + len + 1);
 			if (value == NULL)
 			{
-				free(value);
+				/*free(value);*/
 				perror("Error: ");
 				return (NULL);
 			}

_locator.c

@@ -7,20 +7,18 @@
  */
 char *locate_path(char *com_val)
 {
-	char *read_path = NULL,/*copy_of_path,*/ *file = NULL, *token_to_path;
+	char *read_path = NULL, *file = NULL, *token_to_path;
 	size_t length, dir_length;
 	struct stat buff;
 
 	if (stat(com_val, &buff) == 0)
 	{
-		/*free(read_path);*/
-		return (com_val);
+		file = _strdup(com_val);
+		return (file);
 	}
 	read_path = _getenv("PATH");
 	if (!read_path)
 		return (NULL);
-	/*copy_of_path = _strdup( read_path);
-	free(read_path);*/
 	token_to_path = strtok(read_path, ":");
 
 	while (token_to_path != NULL)
@@ -45,6 +43,5 @@ char *locate_path(char *com_val)
 		token_to_path = strtok(NULL, ":");
 	}
 	free(read_path);
-	/*free(file);*/
 	return (NULL);
 }

_pid.c

@@ -8,7 +8,6 @@
  *
  * Return: 0 when succeful else 1
  */
-
 int execute_and_wait(char *command_path, char **tokens, int *e_status)
 {
 	pid_t pid;

hsh

@@ -5,7 +5,6 @@
  * whenever the function is called upon.
  * @argc: Number of commandline arguments.
  * @argv: Pointer array of strings containing commandline arguments.
- * @env: An array of strings containing environment variables.
  *
  * Return: 0 when successfull.
  */
@@ -31,7 +30,10 @@ int main(int argc, char __attribute__((__unused__)) *argv[])
 		{
 			string_line = execute_command(get_address);
 			if (string_line != 0)
+			{
+				free(get_address);
 				return (string_line);
+			}
 		}
 	}
 	free(get_address);

my_main.c

@@ -27,15 +27,16 @@ char **tokenize(char *buffer, const char *delim)
 	while (token != NULL && token_count < MAX_TOKEN)
 	{
 		m_token[token_count] = _strdup(token);
-		/*if (m_token[token_count] == NULL)*/
-		if (!m_token[token_count])
+		if (m_token[token_count] == NULL)
+		/*if (!m_token[token_count])*/
 		{
 			perror("Memory allocation failed");
 			for (i = 0; i < token_count; i++)
 			{
 				free(m_token[i]);
 			}
 			free(m_token);
+			m_token = NULL;
 			return (NULL);
 		}
 		token_count++;