sh_util.h

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#ifndef SH_UTIL_H
#define SH_UTIL_H
 
#include <basics.h>
#include <memory.h>
#include <graphics.h>
#include <memory.h>
#include <keyboard.h>
#include <heap.h>
#include <stddef.h>
#include <strings.h>
#include <stdint.h>
#include <flanterm/flanterm.h>
#include <filesystems/fwrfs.h>
#include <fdlfcn.h>
#include <commands/commands.h>
#include <stream.h>
 
#define BUFFER_SIZE 128
#define MAX_COMMAND_LINE 1024
#define MAX_SUBCOMMANDS  64
#define MAX_ARGV         64
 
typedef struct command_list_entry
{
    struct command_list_entry* prev;
    char* command;
    size_t length;
    struct command_list_entry* next;
} command_list_entry;
 
typedef struct
{
    command_list_entry* start;
    command_list_entry* end;
    size_t count;
} command_list;
 
typedef struct {
    int redirect_stdout;
    int redirect_stderr;
    int append;
    const char* filename;
} redir_t;
 

typedef int (*cmd_func_t)(int argc, char** argv);

typedef struct {
    const char* name;
    cmd_func_t func;
} command_t;

typedef enum {
    OP_NONE = 0,
    OP_AND,   /* && */
    OP_OR     /* || */
} op_t;
 
typedef struct {
    char* cmd;
    op_t op_after;
} subcmd_t;

string current_user;

void init_command_list(command_list* lst);

void dispose_command_list(command_list* lst);

void push_command_to_list(command_list* lst, const char* value, size_t length);

void execute(const char* buffer, int argc, char** argv);

void user_main(char* buffer);
 
#endif