int EiC_load_history(char * fname, int prompt)
{
#define BufSz 512
int i;
char buff[BufSz];
char *line;
FILE *fp = fopen(fname,"r");
if(prompt)
set_termio();
if(fp) {
while(fgets(buff,BufSz-2,fp)) {
for(i=0;buff[i] && buff[i] != '\n';++i)
;
if(!buff[i])
buff[i++] = '\\';
buff[i] = 0;
if(prompt) {
printf("Re-enter [%s] (Y/N/E)?",buff);
switch(special_getc()) {
case 'y':
case 'Y':
user_puts(" Y\n");
break;
case 'e':
case 'E':
user_puts(" E\n");
copy_line(buff);
line = editLine("edit: ");
if(*line)
EiC_add_history(line);
free(line);
set_termio();
continue;
default:
user_puts(" N\n");
continue;
}
}
EiC_add_history(buff);
}
fclose(fp);
i = 1;
} else
i = 0;
if(prompt)
reset_termio();
printf("added %d lines\n",HistLineNo);
return i;
#undef BufSz
}
/* redraw the entire line, putting the cursor where it belongs */
static void redraw_line(char *prompt)
{
int i;
user_puts(prompt);
user_puts(cur_line);
/* put the cursor where it belongs */
for(i=max_pos; i>cur_pos; i--)
backspace();
}
unsigned char * EiC_readline(char *prompt)
{
/* start with a string of MAXBUF chars */
char * editLine(char *);
if(line_len!=0) {
free(cur_line);
line_len=0;
}
cur_line=alloc((unsigned long)MAXBUF, "readline");
line_len=MAXBUF;
/* set the termio so we can do our own input processing */
set_termio();
/* print the prompt */
user_puts(prompt);
cur_line[0] = '\0';
cur_pos = 0;
max_pos = 0;
cur_entry = NULL;
return editLine(prompt);
}
/* copy line to cur_line, draw it and set cur_pos and max_pos */
static void copy_line(char *line)
{
while(strlen(line)+1>line_len) {
extend_cur_line();
}
strcpy(cur_line, line);
user_puts(cur_line);
cur_pos = max_pos = strlen(cur_line);
}
/* redraw the entire line, putting the cursor where it belongs */
static void
redraw_line(const char *prompt)
{
size_t i;
fputs(prompt, stderr);
user_puts(cur_line);
/* put the cursor where it belongs */
i = cur_pos;
for (cur_pos = max_pos; cur_pos > i; )
backspace();
}
/* clear cur_line and the screen line */
static void clear_line(char *prompt)
{
int i;
memset(cur_line,0,max_pos);
for(i=cur_pos; i>0; i--)
backspace();
for(i=0; i<max_pos; i++)
user_putc(SPACE);
user_putc('\r');
user_puts(prompt);
cur_pos = 0;
max_pos = 0;
}
/* clear to end of line and the screen end of line */
static void
clear_eoline(const char *prompt)
{
size_t save_pos = cur_pos;
while (cur_pos < max_pos) {
user_putc(SPACE);
if (isdoublewidth(cur_line[cur_pos]))
user_putc(SPACE);
cur_pos += char_seqlen();
}
cur_pos = save_pos;
while (max_pos > cur_pos)
cur_line[--max_pos] = '\0';
putc('\r', stderr);
fputs(prompt, stderr);
user_puts(cur_line);
}
void hexprint(char *s,int x)
{
char buf[80];
snprintf(buf,256,"%s:0x%x\n",s,x);
user_puts(buf);
}