選択できるのは25トピックまでです。
トピックは、先頭が英数字で、英数字とダッシュ('-')を使用した35文字以内のものにしてください。
99 行
2.9 KiB
99 行
2.9 KiB
#pragma once
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#define CMDLINE_MAX_SIZE 1024 /* max length of a single command line */
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#define ARGS_MAX_QUANTITY 128 /* max args on a command line */
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#define BUFFER_MAX_SIZE 64 /* max size of a buffer which contains parsed arguments */
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#define CMDLINE_DIV ' \t\r\n\a'
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#define CMDLINE_HISTORY_MAX_QUANTITY 256
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#define JOBS_MAX_QUANTITY 16
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#define PATH_MAX_SIZE 256
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#define LS_BUF_SIZE 1024
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#define REDIRECT_FILENAME_MAX_SIZE 64 /* redirection filename */
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#define REDIRECT_ARG_MAX_SIZE 16 /* redirection argument */
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#define REDIRECT_NO 0 /* no redirection */
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#define REDIRECT_OUT 1 /* redirect output */
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#define REDIRECT_IN 2 /* redirect input */
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#define _PATH_PROC "/proc/"
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#define SLOT_NR(e) (_ENDPOINT_P(e) + nr_tasks)
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#define TIMECYCLEKEY 't'
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#define ORDERKEY 'o'
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#define USED 0x1
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#define IS_TASK 0x2
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#define IS_SYSTEM 0x4
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#define BLOCKED 0x8
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#define CPUTIME(m, i) (m & (1L << (i)))
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#define ORDER_CPU 0
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#define ORDER_MEMORY 1
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#define ORDER_HIGHEST ORDER_MEMORY
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/* process info */
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struct proc
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{
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int p_flags;
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endpoint_t p_endpoint;
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pid_t p_pid;
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u64_t p_cpucycles[CPUTIMENAMES];
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int p_priority;
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endpoint_t p_blocked;
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time_t p_user_time;
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vir_bytes p_memory;
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uid_t p_effuid;
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int p_nice;
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char p_name[PROC_NAME_LEN + 1];
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};
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struct tp
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{
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struct proc *p;
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u64_t ticks;
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};
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/* readline - Get the command line */
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char *readline();
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/* parseline - Evaluate the command line that the user has just typed in */
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int parseline(char *cmdline, char **args);
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/* check_redirect - check if the command contains redirection */
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int check_redirect(char **args, char *redirect_filename, char **redirect_args);
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/* do_redirect - execute redirection command */
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int do_redirect(int redirect_flag, char *redirect_filename, char **redirect_args);
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/* check_redirect - check if the command contains pipe */
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int check_pipe(char **args, char **pipe_arg_1, char **pipe_arg_2);
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/* do_pipe - execute pipe command */
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int do_pipe(char **pipe_arg_1, char **pipe_arg_2);
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/* do_bgfg - fork and execute background/foreground tasks */
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int do_bg_fg(char **args, int bg);
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/* execute - Execute the command line */
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int execute(char *cmdline, char **args);
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/* builtin functions - Handle built-in command */
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int built_in(char **args);
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int builtin_cd(char **args);
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int builtin_history(char **args);
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int builtin_mytop();
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int mytop_memory();
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/*********** mytop_CPU part ***********/
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void getkinfo(void);
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void get_procs(void);
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void parse_dir(void);
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void parse_file(pid_t pid);
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void print_procs(int maxlines, struct proc *proc1, struct proc *proc2, int cputimemode);
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u64_t cputicks(struct proc *p1, struct proc *p2, int timemode);
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char *cputimemodename(int cputimemode);
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void print_proc(struct tp *tp, u64_t total_ticks);
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struct tp *lookup(endpoint_t who, struct tp *tptab, int np);
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int cmp_procs(const void *v1, const void *v2);
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