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add more comments into shared.h

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okuji 1999-09-06 03:05:35 +00:00
parent 6fdc01aaf8
commit cb145227ae
1 changed files with 19 additions and 10 deletions
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29
stage2/shared.h
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@ -510,30 +510,39 @@ void stop_floppy (void);
/* Command-line interface functions. */ /* Command-line interface functions. */
#ifndef STAGE1_5 #ifndef STAGE1_5
#define BUILTIN_CMDLINE 0x1 /* The flags for the builtins. */
#define BUILTIN_MENU 0x2 #define BUILTIN_CMDLINE 0x1 /* Run in the command-line. */
#define BUILTIN_TITLE 0x4 #define BUILTIN_MENU 0x2 /* Run in the menu. */
#define BUILTIN_TITLE 0x4 /* Only for the command title. */
/* The table for a builtin. */
struct builtin struct builtin
{ {
/* The command name. */
char *name; char *name;
/* The callback function. */
int (*func) (char *, int); int (*func) (char *, int);
/* The combination of the flags defined above. */
int flags; int flags;
/* The short version of the documentation. */
char *short_doc; char *short_doc;
/* The long version of the documentation. */
char *long_doc; char *long_doc;
}; };
/* All the builtins are registered in this. */
extern struct builtin *builtin_table[]; extern struct builtin *builtin_table[];
/* The constants for kernel types. */
typedef enum typedef enum
{ {
KERNEL_TYPE_NONE, KERNEL_TYPE_NONE, /* None is loaded. */
KERNEL_TYPE_MULTIBOOT, KERNEL_TYPE_MULTIBOOT, /* Multiboot. */
KERNEL_TYPE_LINUX, KERNEL_TYPE_LINUX, /* Linux. */
KERNEL_TYPE_BIG_LINUX, KERNEL_TYPE_BIG_LINUX, /* Big Linux. */
KERNEL_TYPE_FREEBSD, KERNEL_TYPE_FREEBSD, /* FreeBSD. */
KERNEL_TYPE_NETBSD, KERNEL_TYPE_NETBSD, /* NetBSD. */
KERNEL_TYPE_CHAINLOADER KERNEL_TYPE_CHAINLOADER /* Chainloader. */
} kernel_t; } kernel_t;
extern kernel_t kernel_type; extern kernel_t kernel_type;