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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* utils.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <cacharle@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/28 11:56:31 by cacharle #+# #+# */
/* Updated: 2020/07/16 09:16:57 by charles ### ########.fr */
/* */
/* ************************************************************************** */
/*
** \file utils.c
** \brief Various functions
*/
#include "minishell.h"
int utils_directory_iter(
char *dirname,
void *param,
int (*f)(char*, struct dirent*, void*)
)
{
DIR *dir;
struct dirent *entry;
if ((dir = opendir(dirname)) == NULL) // add fail safe
return (0);
while ((entry = readdir(dir)) != NULL)
if (f(dirname, entry, param) == -1)
{
closedir(dir);
return (-1);
}
if (closedir(dir) == -1)
return (-1);
return (0);
}
/* bool utils_is_var_name(char *name) */
/* { */
/* if (!(ft_isalpha(*name) || *name == '_')) */
/* return (false); */
/* name++; */
/* while (*name != '\0) */
/* if (!(ft_isalnum(*name) || *name == '_')) */
/* return (false); */
/* return (true); */
/* } */
size_t utils_var_end(char *name)
{
size_t i;
if (*name == '?')
return (2);
if (ft_isdigit(*name))
return (0);
i = 0;
while (ft_isalnum(name[i]) || name[i] == '_')
i++;
return (i + 1);
}
bool utils_valid_identifier(char *name)
{
if (ft_isdigit(*name) || *name == '\0')
return (false);
while (*name != '\0')
{
if (!ft_isalnum(*name) && *name != '_')
return (false);
name++;
}
return (true);
}
bool utils_start_with_valid_identifier(char *name)
{
char *equal_ptr;
bool ret;
equal_ptr = ft_strchr(name, '=');
if (equal_ptr == NULL)
return (false);
*equal_ptr = '\0';
ret = utils_valid_identifier(name);
*equal_ptr = '=';
return (ret);
}
// TODO find a way to flush without fflush
void print_prompt(void)
{
printf("\033[0;32m%s\033[0m$ ", getcwd(NULL, 0));
fflush(stdout);
}
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