char *getline_int(char *prompt)
{
int c, loc, tmp;
int sig;
gl_init();
gl_prompt = (prompt)? prompt : "";
gl_buf[0] = 0;
if (gl_in_hook)
gl_in_hook(gl_buf);
gl_fixup(gl_prompt, -2, BUF_SIZE);
while ((c = gl_getc()) >= 0) {
gl_extent = 0; /* reset to full extent */
if (isprint(c)) {
if (gl_search_mode)
search_addchar(c);
else
gl_addchar(c);
} else {
if (gl_search_mode) {
if (c == '\033' || c == '\016' || c == '\020') {
search_term();
c = 0; /* ignore the character */
} else if (c == '\010' || c == '\177') {
search_addchar(-1); /* unwind search string */
c = 0;
} else if (c != '\022' && c != '\023') {
search_term(); /* terminate and handle char */
}
}
switch (c) {
case '\n': case '\r': /* newline */
gl_newline();
gl_cleanup();
return gl_buf;
/*NOTREACHED*/
break;
case '\001': gl_fixup(gl_prompt, -1, 0); /* ^A */
break;
case '\002': gl_fixup(gl_prompt, -1, gl_pos-1); /* ^B */
break;
case '\004': /* ^D */
if (gl_cnt == 0) {
gl_buf[0] = 0;
gl_cleanup();
gl_putc('\n');
return gl_buf;
} else {
gl_del(0);
}
break;
case '\005': gl_fixup(gl_prompt, -1, gl_cnt); /* ^E */
break;
case '\006': gl_fixup(gl_prompt, -1, gl_pos+1); /* ^F */
break;
case '\010': case '\177': gl_del(-1); /* ^H and DEL */
break;
case '\t': /* TAB */
if (gl_tab_hook) {
tmp = gl_pos;
loc = gl_tab_hook(gl_buf, gl_strlen(gl_prompt), &tmp);
if (loc >= 0 || tmp != gl_pos)
gl_fixup(gl_prompt, loc, tmp);
}
break;
case '\013': gl_kill(gl_pos); /* ^K */
break;
case '\014': gl_redraw(); /* ^L */
break;
case '\016': /* ^N */
strcpy(gl_buf, hist_next());
if (gl_in_hook)
gl_in_hook(gl_buf);
gl_fixup(gl_prompt, 0, BUF_SIZE);
break;
case '\017': gl_overwrite = !gl_overwrite; /* ^O */
break;
case '\020': /* ^P */
strcpy(gl_buf, hist_prev());
if (gl_in_hook)
gl_in_hook(gl_buf);
gl_fixup(gl_prompt, 0, BUF_SIZE);
break;
case '\022': search_back(1); /* ^R */
break;
case '\023': search_forw(1); /* ^S */
break;
case '\024': gl_transpose(); /* ^T */
break;
case '\025': gl_kill(0); /* ^U */
break;
case '\031': gl_yank(); /* ^Y */
break;
case '\033': /* ansi arrow keys */
c = gl_getc();
if (c == '[') {
switch(c = gl_getc()) {
case 'A': /* up */
strcpy(gl_buf, hist_prev());
if (gl_in_hook)
gl_in_hook(gl_buf);
gl_fixup(gl_prompt, 0, BUF_SIZE);
break;
case 'B': /* down */
strcpy(gl_buf, hist_next());
if (gl_in_hook)
gl_in_hook(gl_buf);
gl_fixup(gl_prompt, 0, BUF_SIZE);
break;
case 'C': gl_fixup(gl_prompt, -1, gl_pos+1); /* right */
break;
case 'D': gl_fixup(gl_prompt, -1, gl_pos-1); /* left */
break;
default: gl_putc('\007'); /* who knows */
break;
}
} else if (c == 'f' || c == 'F') {
gl_word(1);
} else if (c == 'b' || c == 'B') {
gl_word(-1);
} else
gl_putc('\007');
break;
default: /* check for a terminal signal */
if (c > 0) { /* ignore 0 (reset above) */
sig = 0;
#ifdef SIGINT
if (c == gl_intrc)
sig = SIGINT;
#endif
#ifdef SIGQUIT
if (c == gl_quitc)
sig = SIGQUIT;
#endif
#ifdef SIGTSTP
if (c == gl_suspc || c == gl_dsuspc)
sig = SIGTSTP;
#endif
if (sig != 0) {
gl_cleanup();
kill(0, sig);
gl_init();
gl_redraw();
c = 0;
}
}
if (c > 0)
gl_putc('\007');
break;
}
}
}
gl_cleanup();
gl_buf[0] = 0;
return gl_buf;
}
int
getline(const char *prompt, char *buf, int buflen)
{
int c, loc, tmp;
int mb_len;
mbstate_t mb_st;
int i;
wchar_t wc;
BUF_SIZE = buflen;
gl_buf = buf;
gl_buf[0] = '\0';
if (setjmp(gl_jmp)) {
gl_newline();
gl_cleanup();
return 0;
}
gl_init();
gl_pos = 0;
gl_prompt = (prompt)? prompt : "";
if (gl_in_hook)
gl_in_hook(gl_buf);
gl_fixup(gl_prompt, -2, BUF_SIZE);
while ((c = gl_getc()) >= 0) {
gl_extent = 0; /* reset to full extent */
if (!iscntrl(c)) {
if (gl_search_mode)
search_addchar(c);
else
gl_addchar(c);
} else {
if (gl_search_mode) {
if (c == '\033' || c == '\016' || c == '\020') {
search_term();
c = 0; /* ignore the character */
} else if (c == '\010' || c == '\177') {
search_addchar(-1); /* unwind search string */
c = 0;
} else if (c != '\022' && c != '\023') {
search_term(); /* terminate and handle char */
}
}
switch (c) {
case '\n': case '\r': /* newline */
gl_newline();
gl_cleanup();
return 0;
/*NOTREACHED*/
break;
case '\001': gl_fixup(gl_prompt, -1, 0); /* ^A */
break;
case '\002': /* ^B */
if(mbcslocale) {
mb_len = 0;
mbs_init(&mb_st);
for(i = 0; i < gl_pos ;) {
mbrtowc(&wc, gl_buf+i, MB_CUR_MAX, &mb_st);
mb_len = Ri18n_wcwidth(wc);
i += (wc==0) ? 0 : mb_len;
}
gl_fixup(gl_prompt, -1, gl_pos - mb_len);
} else
gl_fixup(gl_prompt, -1, gl_pos-1);
break;
case '\003': /* ^C */
gl_fixup(gl_prompt, -1, gl_cnt);
gl_puts("^C\n");
gl_kill(0);
gl_fixup(gl_prompt, -2, BUF_SIZE);
break;
case '\004': /* ^D */
if (gl_cnt == 0) {
gl_buf[0] = 0;
gl_cleanup();
gl_putc('\n');
return 0;
} else {
gl_del(0);
}
break;
case '\005': gl_fixup(gl_prompt, -1, gl_cnt); /* ^E */
break;
case '\006': /* ^F */
if(mbcslocale) {
if(gl_pos >= gl_cnt) break;
mb_len = 0;
mbs_init(&mb_st);
for(i = 0; i<= gl_pos ;){
mbrtowc(&wc, gl_buf+i, MB_CUR_MAX, &mb_st);
mb_len = Ri18n_wcwidth(wc);
i += (wc==0) ? 0 : mb_len;
}
gl_fixup(gl_prompt, -1, gl_pos + mb_len);
}
else
gl_fixup(gl_prompt, -1, gl_pos+1);
break;
case '\010': case '\177': gl_del(-1); /* ^H and DEL */
break;
case '\t': /* TAB */
if (gl_tab_hook) {
tmp = gl_pos;
loc = gl_tab_hook(gl_buf, gl_strlen(gl_prompt), &tmp);
if (loc != -1 || tmp != gl_pos)
gl_fixup(gl_prompt, loc, tmp);
}
break;
case '\013': gl_kill(gl_pos); /* ^K */
break;
case '\014': gl_redraw(); /* ^L */
break;
case '\016': /* ^N */
strncpy(gl_buf, gl_hist_next(), BUF_SIZE-2);
gl_buf[BUF_SIZE-2] = '\0';
if (gl_in_hook)
gl_in_hook(gl_buf);
gl_fixup(gl_prompt, 0, BUF_SIZE);
break;
case '\017': gl_overwrite = !gl_overwrite; /* ^O */
break;
case '\020': /* ^P */
strncpy(gl_buf, gl_hist_prev(),BUF_SIZE-2);
gl_buf[BUF_SIZE-2] = '\0';
if (gl_in_hook)
gl_in_hook(gl_buf);
gl_fixup(gl_prompt, 0, BUF_SIZE);
break;
case '\022': search_back(1); /* ^R */
break;
case '\023': search_forw(1); /* ^S */
break;
case '\024': gl_transpose(); /* ^T */
break;
case '\025': gl_kill(0); /* ^U */
break;
case '\027': gl_killword(-1); /* ^W */
break;
case '\031': gl_yank(); /* ^Y */
break;
case '\032': /* ^Z */
gl_newline();
gl_cleanup();
return 1;
/*NOTREACHED*/
break;
case '\033': /* ansi arrow keys */
c = gl_getc();
if (c == '[') {
switch(c = gl_getc()) {
case 'A': /* up */
strncpy(gl_buf, gl_hist_prev(), BUF_SIZE-2);
gl_buf[BUF_SIZE-2] = '\0';
if (gl_in_hook)
gl_in_hook(gl_buf);
gl_fixup(gl_prompt, 0, BUF_SIZE);
break;
case 'B': /* down */
strncpy(gl_buf, gl_hist_next(), BUF_SIZE-2);
gl_buf[BUF_SIZE-2] = '\0';
if (gl_in_hook)
gl_in_hook(gl_buf);
gl_fixup(gl_prompt, 0, BUF_SIZE);
break;
case 'C': /* right */
if(mbcslocale) {
mb_len = 0;
mbs_init(&mb_st);
for(i = 0; i <= gl_pos ;) {
mbrtowc(&wc, gl_buf+i, MB_CUR_MAX, &mb_st);
mb_len = Ri18n_wcwidth(wc);
i += (wc==0) ? 0 : mb_len;
}
gl_fixup(gl_prompt, -1, gl_pos + mb_len);
} else
gl_fixup(gl_prompt, -1, gl_pos+1);
break;
case 'D': /* left */
if(mbcslocale) {
mb_len = 0;
mbs_init(&mb_st);
for(i = 0; i <= gl_pos ;) {
mbrtowc(&wc, gl_buf+i, MB_CUR_MAX, &mb_st);
mb_len = Ri18n_wcwidth(wc);
i += (wc==0) ? 0 :mb_len;
}
gl_fixup(gl_prompt, -1, gl_pos - mb_len);
} else
gl_fixup(gl_prompt, -1, gl_pos-1);
break;
default: gl_putc('\007'); /* who knows */
break;
}
} else if (c == 'f' || c == 'F') {
gl_word(1);
} else if (c == 'b' || c == 'B') {
gl_word(-1);
} else
gl_putc('\007');
break;
default: /* check for a terminal signal */
if (c > 0)
gl_putc('\007');
break;
}
}
}
gl_newline();
gl_cleanup();
return 0;
}
