[people/ms/u-boot.git] / board / MAI / bios_emulator / scitech / src / v86bios / command.c

#include <stdio.h>
#include <readline/readline.h>
#include <readline/history.h>
#include <malloc.h>

#define PROMPT ">"


void
getline(char *buf,int *num,int max_num)
{
    static int line_len = 0;
    static char *line = NULL;
    static char *line_pointer = NULL;
    static int len = 0;
    int tmp_len;
    char *buff;

    if (len <= 0) {
    buff = readline(PROMPT);
    add_history(buff);

    if ((tmp_len = strlen(buff)) > line_len) {
	free(line);
	line = malloc(tmp_len);
	line_len = tmp_len;
    }
    sprintf(line,"%s\n",buff);
    free(buff);
    line_pointer = line;
    len = strlen(line);
    }

    *num = max_num > len? len : max_num;
    strncpy(buf,line_pointer,*num);
    line_pointer = line_pointer + *num;
    len = len - *num;
}
Commit	Line	Data
c7de829c WD	1	#include <stdio.h>
	2	#include <readline/readline.h>
	3	#include <readline/history.h>
	4	#include <malloc.h>
	5
	6	#define PROMPT ">"
	7
	8
	9	void
	10	getline(char buf,int num,int max_num)
	11	{
	12	static int line_len = 0;
	13	static char *line = NULL;
	14	static char *line_pointer = NULL;
	15	static int len = 0;
	16	int tmp_len;
	17	char *buff;
8bde7f77	18
c7de829c WD	19	if (len <= 0) {
	20	buff = readline(PROMPT);
	21	add_history(buff);
8bde7f77	22
c7de829c	23	if ((tmp_len = strlen(buff)) > line_len) {
8bde7f77 WD	24	free(line);
	25	line = malloc(tmp_len);
	26	line_len = tmp_len;
c7de829c WD	27	}
	28	sprintf(line,"%s\n",buff);
	29	free(buff);
	30	line_pointer = line;
	31	len = strlen(line);
	32	}
8bde7f77 WD	33
	34	*num = max_num > len? len : max_num;
	35	strncpy(buf,line_pointer,*num);
c7de829c WD	36	line_pointer = line_pointer + *num;
	37	len = len - *num;
	38	}