Annotation of src/usr.bin/mg/echo.c, Revision 1.7
1.7 ! art 1: /* $OpenBSD: echo.c,v 1.6 2001/05/23 16:25:24 art Exp $ */
1.4 niklas 2:
1.1 deraadt 3: /*
1.3 millert 4: * Echo line reading and writing.
1.1 deraadt 5: *
1.3 millert 6: * Common routines for reading and writing characters in the echo line area
7: * of the display screen. Used by the entire known universe.
1.1 deraadt 8: */
1.3 millert 9:
10: #include "def.h"
11: #include "key.h"
12: #ifndef NO_MACRO
13: #include "macro.h"
14: #endif /* !NO_MACRO */
15:
1.2 millert 16: #ifdef __STDC__
1.3 millert 17: #include <stdarg.h>
18: #else /* __STDC__ */
19: #include <varargs.h>
20: #endif /* __STDC__ */
1.1 deraadt 21:
1.3 millert 22: static int veread __P((const char *, char *buf, int, int, va_list));
23: static int complt __P((int, int, char *, int));
24: static int complt_list __P((int, int, char *, int));
1.2 millert 25: static VOID eformat __P((const char *, va_list));
26: static VOID eputi __P((int, int));
27: static VOID eputl __P((long, int));
28: static VOID eputs __P((char *));
29: static VOID eputc __P((char));
1.3 millert 30: static VOID free_file_list __P((LIST *));
1.2 millert 31: static LIST *copy_list __P((LIST *));
1.1 deraadt 32:
1.3 millert 33: int epresf = FALSE; /* stuff in echo line flag */
1.1 deraadt 34:
35: /*
36: * Erase the echo line.
37: */
38: VOID
1.2 millert 39: eerase()
40: {
1.1 deraadt 41: ttcolor(CTEXT);
1.2 millert 42: ttmove(nrow - 1, 0);
1.1 deraadt 43: tteeol();
44: ttflush();
45: epresf = FALSE;
46: }
47:
48: /*
1.3 millert 49: * Ask a "yes" or "no" question. Return ABORT if the user answers the
50: * question with the abort ("^G") character. Return FALSE for "no" and
51: * TRUE for "yes". No formatting services are available. No newline
52: * required.
1.1 deraadt 53: */
1.2 millert 54: int
55: eyorn(sp)
1.3 millert 56: char *sp;
1.2 millert 57: {
1.3 millert 58: int s;
1.1 deraadt 59:
60: #ifndef NO_MACRO
1.2 millert 61: if (inmacro)
62: return TRUE;
1.3 millert 63: #endif /* !NO_MACRO */
1.1 deraadt 64: ewprintf("%s? (y or n) ", sp);
65: for (;;) {
66: s = getkey(FALSE);
1.2 millert 67: if (s == 'y' || s == 'Y')
68: return TRUE;
69: if (s == 'n' || s == 'N')
70: return FALSE;
71: if (s == CCHR('G'))
72: return ctrlg(FFRAND, 1);
1.1 deraadt 73: ewprintf("Please answer y or n. %s? (y or n) ", sp);
74: }
1.2 millert 75: /* NOTREACHED */
1.1 deraadt 76: }
77:
78: /*
1.3 millert 79: * Like eyorn, but for more important questions. User must type all of
80: * "yes" or "no" and the trainling newline.
1.1 deraadt 81: */
1.2 millert 82: int
83: eyesno(sp)
1.3 millert 84: char *sp;
1.2 millert 85: {
1.3 millert 86: int s;
87: char buf[64];
1.1 deraadt 88:
89: #ifndef NO_MACRO
1.2 millert 90: if (inmacro)
91: return TRUE;
1.3 millert 92: #endif /* !NO_MACRO */
1.1 deraadt 93: s = ereply("%s? (yes or no) ", buf, sizeof(buf), sp);
94: for (;;) {
1.2 millert 95: if (s == ABORT)
96: return ABORT;
1.1 deraadt 97: if (s != FALSE) {
98: #ifndef NO_MACRO
99: if (macrodef) {
1.3 millert 100: LINE *lp = maclcur;
1.1 deraadt 101:
1.2 millert 102: maclcur = lp->l_bp;
103: maclcur->l_fp = lp->l_fp;
1.3 millert 104: free((char *)lp);
1.1 deraadt 105: }
1.3 millert 106: #endif /* !NO_MACRO */
1.1 deraadt 107: if ((buf[0] == 'y' || buf[0] == 'Y')
1.2 millert 108: && (buf[1] == 'e' || buf[1] == 'E')
109: && (buf[2] == 's' || buf[2] == 'S')
110: && (buf[3] == '\0'))
111: return TRUE;
1.1 deraadt 112: if ((buf[0] == 'n' || buf[0] == 'N')
1.2 millert 113: && (buf[1] == 'o' || buf[0] == 'O')
114: && (buf[2] == '\0'))
115: return FALSE;
1.1 deraadt 116: }
117: s = ereply("Please answer yes or no. %s? (yes or no) ",
1.3 millert 118: buf, sizeof(buf), sp);
1.1 deraadt 119: }
1.2 millert 120: /* NOTREACHED */
1.1 deraadt 121: }
1.2 millert 122:
1.1 deraadt 123: /*
1.3 millert 124: * Write out a prompt and read back a reply. The prompt is now written
125: * out with full "ewprintf" formatting, although the arguments are in a
126: * rather strange place. This is always a new message, there is no auto
1.1 deraadt 127: * completion, and the return is echoed as such.
128: */
1.2 millert 129: /* VARARGS */
130: int
131: #ifdef __STDC__
132: ereply(const char *fmt, char *buf, int nbuf, ...)
1.3 millert 133: #else /* __STDC__ */
1.1 deraadt 134: ereply(va_alist)
1.2 millert 135: va_dcl
1.3 millert 136: #endif /* __STDC__ */
1.1 deraadt 137: {
1.3 millert 138: va_list ap;
139: int i;
1.2 millert 140: #ifdef __STDC__
141: va_start(ap, nbuf);
1.3 millert 142: #else /* __STDC__ */
143: char *fmt, *buf;
144: int nbuf;
1.2 millert 145:
146: va_start(ap);
147: fmt = va_arg(ap, char *);
148: buf = va_arg(ap, char *);
149: nbuf = va_arg(ap, int);
1.3 millert 150: #endif /* __STDC__ */
1.2 millert 151: i = veread(fmt, buf, nbuf, EFNEW | EFCR, ap);
152: va_end(ap);
1.1 deraadt 153: return i;
154: }
155:
156: /*
1.3 millert 157: * This is the general "read input from the echo line" routine. The basic
158: * idea is that the prompt string "prompt" is written to the echo line, and
159: * a one line reply is read back into the supplied "buf" (with maximum
160: * length "len"). The "flag" contains EFNEW (a new prompt), an EFFUNC
161: * (autocomplete), or EFCR (echo the carriage return as CR).
1.1 deraadt 162: */
1.2 millert 163: /* VARARGS */
164: int
165: #ifdef __STDC__
166: eread(const char *fmt, char *buf, int nbuf, int flag, ...)
1.3 millert 167: #else /* __STDC__ */
1.1 deraadt 168: eread(va_alist)
1.3 millert 169: char *fmt, *buf;
170: int buf, flag;
1.2 millert 171: va_dcl
1.3 millert 172: #endif /* __STDC__ */
1.1 deraadt 173: {
1.3 millert 174: int i;
175: va_list ap;
1.2 millert 176: #ifdef __STDC__
177: va_start(ap, flag);
1.3 millert 178: #else /* __STDC__ */
179: char *fmt, *buf;
180: int nbuf;
1.2 millert 181:
182: va_start(ap);
183: fmt = va_arg(ap, char *);
184: buf = va_arg(ap, char *);
185: nbuf = va_arg(ap, int);
186: flag = va_arg(ap, int);
1.3 millert 187: #endif /* __STDC__ */
1.2 millert 188: i = veread(fmt, buf, nbuf, flag, ap);
189: va_end(ap);
1.1 deraadt 190: return i;
191: }
192:
1.2 millert 193: static int
194: veread(fp, buf, nbuf, flag, ap)
195: const char *fp;
196: char *buf;
1.3 millert 197: int nbuf, flag;
1.2 millert 198: va_list ap;
199: {
1.3 millert 200: int cpos;
201: int i;
202: int c;
1.1 deraadt 203:
204: #ifndef NO_MACRO
1.2 millert 205: if (inmacro) {
206: bcopy(maclcur->l_text, buf, maclcur->l_used);
207: buf[maclcur->l_used] = '\0';
208: maclcur = maclcur->l_fp;
209: return TRUE;
1.1 deraadt 210: }
1.3 millert 211: #endif /* !NO_MACRO */
1.1 deraadt 212: cpos = 0;
1.2 millert 213: if ((flag & EFNEW) != 0 || ttrow != nrow - 1) {
1.1 deraadt 214: ttcolor(CTEXT);
1.2 millert 215: ttmove(nrow - 1, 0);
1.1 deraadt 216: epresf = TRUE;
217: } else
218: eputc(' ');
219: eformat(fp, ap);
220: tteeol();
221: ttflush();
222: for (;;) {
223: c = getkey(FALSE);
1.2 millert 224: if ((flag & EFAUTO) != 0 && (c == ' ' || c == CCHR('I'))) {
1.1 deraadt 225: cpos += complt(flag, c, buf, cpos);
226: continue;
227: }
1.2 millert 228: if ((flag & EFAUTO) != 0 && c == '?') {
1.1 deraadt 229: complt_list(flag, c, buf, cpos);
230: continue;
231: }
232: switch (c) {
1.2 millert 233: case CCHR('J'):
1.3 millert 234: c = CCHR('M');
235: /* and continue */
236: case CCHR('M'): /* return, done */
1.2 millert 237: if ((flag & EFFUNC) != 0) {
1.1 deraadt 238: if ((i = complt(flag, c, buf, cpos)) == 0)
239: continue;
1.2 millert 240: if (i > 0)
241: cpos += i;
1.1 deraadt 242: }
243: buf[cpos] = '\0';
1.2 millert 244: if ((flag & EFCR) != 0) {
1.1 deraadt 245: ttputc(CCHR('M'));
246: ttflush();
247: }
248: #ifndef NO_MACRO
1.2 millert 249: if (macrodef) {
1.3 millert 250: LINE *lp;
1.1 deraadt 251:
1.2 millert 252: if ((lp = lalloc(cpos)) == NULL)
253: return FALSE;
254: lp->l_fp = maclcur->l_fp;
255: maclcur->l_fp = lp;
256: lp->l_bp = maclcur;
257: maclcur = lp;
258: bcopy(buf, lp->l_text, cpos);
1.1 deraadt 259: }
1.3 millert 260: #endif /* !NO_MACRO */
1.1 deraadt 261: goto done;
1.3 millert 262: case CCHR('G'): /* bell, abort */
1.1 deraadt 263: eputc(CCHR('G'));
1.3 millert 264: (VOID)ctrlg(FFRAND, 0);
1.1 deraadt 265: ttflush();
266: return ABORT;
1.3 millert 267: case CCHR('H'): /* rubout, erase */
268: case CCHR('?'):
1.1 deraadt 269: if (cpos != 0) {
270: ttputc('\b');
271: ttputc(' ');
272: ttputc('\b');
273: --ttcol;
274: if (ISCTRL(buf[--cpos]) != FALSE) {
275: ttputc('\b');
276: ttputc(' ');
277: ttputc('\b');
278: --ttcol;
279: }
280: ttflush();
281: }
282: break;
1.3 millert 283: case CCHR('X'): /* kill line */
284: case CCHR('U'):
1.1 deraadt 285: while (cpos != 0) {
286: ttputc('\b');
287: ttputc(' ');
288: ttputc('\b');
289: --ttcol;
290: if (ISCTRL(buf[--cpos]) != FALSE) {
291: ttputc('\b');
292: ttputc(' ');
293: ttputc('\b');
294: --ttcol;
295: }
296: }
297: ttflush();
298: break;
1.3 millert 299: case CCHR('W'): /* kill to beginning of word */
1.1 deraadt 300: while ((cpos > 0) && !ISWORD(buf[cpos - 1])) {
301: ttputc('\b');
302: ttputc(' ');
303: ttputc('\b');
304: --ttcol;
305: if (ISCTRL(buf[--cpos]) != FALSE) {
306: ttputc('\b');
307: ttputc(' ');
308: ttputc('\b');
309: --ttcol;
310: }
311: }
312: while ((cpos > 0) && ISWORD(buf[cpos - 1])) {
313: ttputc('\b');
314: ttputc(' ');
315: ttputc('\b');
316: --ttcol;
317: if (ISCTRL(buf[--cpos]) != FALSE) {
318: ttputc('\b');
319: ttputc(' ');
320: ttputc('\b');
321: --ttcol;
322: }
323: }
324: ttflush();
325: break;
1.2 millert 326: case CCHR('\\'):
1.3 millert 327: case CCHR('Q'): /* quote next */
328: c = getkey(FALSE);
329: /* and continue */
330: default: /* all the rest */
1.2 millert 331: if (cpos < nbuf - 1) {
1.3 millert 332: buf[cpos++] = (char)c;
333: eputc((char)c);
1.1 deraadt 334: ttflush();
335: }
336: }
337: }
1.7 ! art 338: done:
! 339: return buf[0] != '\0';
1.1 deraadt 340: }
341:
342: /*
343: * do completion on a list of objects.
344: */
1.2 millert 345: static int
346: complt(flags, c, buf, cpos)
1.3 millert 347: int flags, c, cpos;
348: char *buf;
349: {
350: LIST *lh, *lh2;
351: LIST *wholelist = NULL;
352: int i, nxtra, nhits, bxtra, msglen, nshown;
353: int wflag = FALSE;
354: char *msg;
355:
356: lh = lh2 = NULL;
1.2 millert 357:
358: if ((flags & EFFUNC) != 0) {
359: buf[cpos] = '\0';
1.6 art 360: wholelist = lh = complete_function_list(buf, c);
361: } else if ((flags & EFBUF) != 0)
362: lh = &(bheadp->b_list);
363: else if ((flags & EFFILE) != 0) {
364: buf[cpos] = '\0';
365: wholelist = lh = make_file_list(buf);
366: } else
367: panic("broken complt call: flags");
368:
369: if (c == ' ')
370: wflag = TRUE;
371: else if (c != '\t' && c != CCHR('M'))
372: panic("broken complt call: c");
373:
374: nhits = 0;
375: nxtra = HUGE;
376:
377: for (; lh != NULL; lh = lh->l_next) {
378: if (memcmp(buf, lh->l_name, cpos) != 0)
379: continue;
1.2 millert 380: if (nhits == 0)
1.6 art 381: lh2 = lh;
382: ++nhits;
383: if (lh->l_name[cpos] == '\0')
384: nxtra = -1;
1.3 millert 385: else {
1.6 art 386: bxtra = getxtra(lh, lh2, cpos, wflag);
387: if (bxtra < nxtra)
388: nxtra = bxtra;
389: lh2 = lh;
390: }
391: }
392: if (nhits == 0)
393: msg = " [No match]";
394: else if (nhits > 1 && nxtra == 0)
395: msg = " [Ambiguous]";
396: else {
397: /*
398: * Being lazy - ought to check length, but all things
399: * autocompleted have known types/lengths.
400: */
401: if (nxtra < 0 && nhits > 1 && c == ' ')
402: nxtra = 1;
403: for (i = 0; i < nxtra; ++i) {
404: buf[cpos] = lh2->l_name[cpos];
405: eputc(buf[cpos++]);
1.1 deraadt 406: }
1.6 art 407: ttflush();
408: free_file_list(wholelist);
409: if (nxtra < 0 && c != CCHR('M'))
410: return 0;
411: return nxtra;
1.1 deraadt 412: }
1.3 millert 413:
1.2 millert 414: /*
415: * wholelist is null if we are doing buffers. want to free lists
416: * that were created for us, but not the buffer list!
417: */
1.1 deraadt 418: free_file_list(wholelist);
1.3 millert 419:
1.1 deraadt 420: /* Set up backspaces, etc., being mindful of echo line limit */
421: msglen = strlen(msg);
422: nshown = (ttcol + msglen + 2 > ncol) ?
1.2 millert 423: ncol - ttcol - 2 : msglen;
1.1 deraadt 424: eputs(msg);
1.2 millert 425: ttcol -= (i = nshown); /* update ttcol! */
426: while (i--) /* move back before msg */
1.1 deraadt 427: ttputc('\b');
1.2 millert 428: ttflush(); /* display to user */
1.1 deraadt 429: i = nshown;
1.3 millert 430: while (i--) /* blank out on next flush */
1.1 deraadt 431: eputc(' ');
1.2 millert 432: ttcol -= (i = nshown); /* update ttcol on BS's */
1.1 deraadt 433: while (i--)
1.2 millert 434: ttputc('\b'); /* update ttcol again! */
1.1 deraadt 435: return 0;
436: }
437:
438: /*
439: * do completion on a list of objects, listing instead of completing
440: */
1.2 millert 441: static int
442: complt_list(flags, c, buf, cpos)
1.3 millert 443: int flags;
444: int c;
445: char *buf;
446: int cpos;
447: {
448: LIST *lh, *lh2, *lh3;
449: LIST *wholelist = NULL;
450: BUFFER *bp;
451: int i, maxwidth, width;
452: int preflen = 0;
453: int oldrow = ttrow;
454: int oldcol = ttcol;
455: int oldhue = tthue;
456: char linebuf[NCOL + 1];
457: char *cp;
458:
459: lh = NULL;
1.1 deraadt 460:
461: ttflush();
462:
463: /* the results are put into a help buffer */
1.2 millert 464: bp = bfind("*help*", TRUE);
465: if (bclear(bp) == FALSE)
466: return FALSE;
467:
468: { /* this {} present for historical reasons */
469:
470: /*
471: * first get the list of objects. This list may contain only
472: * the ones that complete what has been typed, or may be the
473: * whole list of all objects of this type. They are filtered
474: * later in any case. Set wholelist if the list has been
475: * cons'ed up just for us, so we can free it later. We have
476: * to copy the buffer list for this function even though we
477: * didn't for complt. The sorting code does destructive
478: * changes to the list, which we don't want to happen to the
479: * main buffer list!
480: */
481: if ((flags & EFBUF) != 0)
482: wholelist = lh = copy_list(&(bheadp->b_list));
483: else if ((flags & EFFUNC) != 0) {
484: buf[cpos] = '\0';
485: wholelist = lh = complete_function_list(buf, c);
486: } else if ((flags & EFFILE) != 0) {
487: buf[cpos] = '\0';
1.5 art 488: wholelist = lh = make_file_list(buf);
1.2 millert 489: /*
490: * We don't want to display stuff up to the / for file
491: * names preflen is the list of a prefix of what the
492: * user typed that should not be displayed.
493: */
494: cp = strrchr(buf, '/');
495: if (cp)
496: preflen = cp - buf + 1;
497: } else
498: panic("broken complt call: flags");
1.1 deraadt 499:
500:
1.2 millert 501: /*
502: * Sort the list, since users expect to see it in alphabetic
503: * order.
504: */
505: lh2 = lh;
506: while (lh2) {
507: lh3 = lh2->l_next;
508: while (lh3) {
509: if (strcmp(lh2->l_name, lh3->l_name) > 0) {
510: cp = lh2->l_name;
511: lh2->l_name = lh3->l_name;
512: lh3->l_name = cp;
513: }
514: lh3 = lh3->l_next;
515: }
516: lh2 = lh2->l_next;
517: }
1.1 deraadt 518:
519: /*
1.2 millert 520: * First find max width of object to be displayed, so we can
521: * put several on a line.
1.1 deraadt 522: */
1.2 millert 523: maxwidth = 0;
524: lh2 = lh;
525: while (lh2 != NULL) {
526: for (i = 0; i < cpos; ++i) {
527: if (buf[i] != lh2->l_name[i])
528: break;
529: }
530: if (i == cpos) {
531: width = strlen(lh2->l_name);
532: if (width > maxwidth)
533: maxwidth = width;
534: }
535: lh2 = lh2->l_next;
1.1 deraadt 536: }
1.2 millert 537: maxwidth += 1 - preflen;
538:
539: /*
540: * Now do the display. objects are written into linebuf until
541: * it fills, and then put into the help buffer.
542: */
543: cp = linebuf;
544: width = 0;
545: lh2 = lh;
546: while (lh2 != NULL) {
547: for (i = 0; i < cpos; ++i) {
548: if (buf[i] != lh2->l_name[i])
549: break;
550: }
551: if (i == cpos) {
552: if ((width + maxwidth) > ncol) {
553: *cp = 0;
554: addline(bp, linebuf);
555: cp = linebuf;
556: width = 0;
557: }
558: strcpy(cp, lh2->l_name + preflen);
559: i = strlen(lh2->l_name + preflen);
560: cp += i;
561: for (; i < maxwidth; i++)
562: *cp++ = ' ';
563: width += maxwidth;
564: }
565: lh2 = lh2->l_next;
566: }
567: if (width > 0) {
568: *cp = 0;
569: addline(bp, linebuf);
1.1 deraadt 570: }
1.2 millert 571: }
572: /*
573: * Note that we free lists only if they are put in wholelist lists
574: * that were built just for us should be freed. However when we use
575: * the buffer list, obviously we don't want it freed.
1.1 deraadt 576: */
577: free_file_list(wholelist);
1.2 millert 578: popbuftop(bp); /* split the screen and put up the help
579: * buffer */
580: update(); /* needed to make the new stuff actually
581: * appear */
582: ttmove(oldrow, oldcol); /* update leaves cursor in arbitrary place */
583: ttcolor(oldhue); /* with arbitrary color */
1.1 deraadt 584: ttflush();
585: return 0;
586: }
587:
588: /*
1.3 millert 589: * The "lp1" and "lp2" point to list structures. The "cpos" is a horizontal
590: * position in the name. Return the longest block of characters that can be
591: * autocompleted at this point. Sometimes the two symbols are the same, but
592: * this is normal.
1.2 millert 593: */
594: int
595: getxtra(lp1, lp2, cpos, wflag)
1.3 millert 596: LIST *lp1, *lp2;
597: int cpos;
598: int wflag;
1.2 millert 599: {
1.3 millert 600: int i;
1.1 deraadt 601:
602: i = cpos;
603: for (;;) {
1.2 millert 604: if (lp1->l_name[i] != lp2->l_name[i])
605: break;
606: if (lp1->l_name[i] == '\0')
607: break;
1.1 deraadt 608: ++i;
1.2 millert 609: if (wflag && !ISWORD(lp1->l_name[i - 1]))
610: break;
1.1 deraadt 611: }
612: return (i - cpos);
613: }
614:
615: /*
1.3 millert 616: * Special "printf" for the echo line. Each call to "ewprintf" starts a
617: * new line in the echo area, and ends with an erase to end of the echo
618: * line. The formatting is done by a call to the standard formatting
619: * routine.
1.1 deraadt 620: */
1.2 millert 621: /* VARARGS */
1.1 deraadt 622: VOID
1.2 millert 623: #ifdef __STDC__
624: ewprintf(const char *fmt, ...)
1.3 millert 625: #else /* __STDC__ */
1.1 deraadt 626: ewprintf(va_alist)
1.2 millert 627: va_dcl
1.3 millert 628: #endif /* __STDC__ */
1.1 deraadt 629: {
1.3 millert 630: va_list ap;
1.2 millert 631: #ifndef __STDC__
1.3 millert 632: char *fmt;
633: #endif /* !__STDC__ */
1.1 deraadt 634:
635: #ifndef NO_MACRO
1.2 millert 636: if (inmacro)
637: return;
1.3 millert 638: #endif /* !NO_MACRO */
1.2 millert 639: #ifdef __STDC__
640: va_start(ap, fmt);
1.3 millert 641: #else /* __STDC__ */
1.2 millert 642: va_start(ap);
643: fmt = va_arg(ap, char *);
1.3 millert 644: #endif /* __STDC__ */
1.1 deraadt 645: ttcolor(CTEXT);
1.2 millert 646: ttmove(nrow - 1, 0);
647: eformat(fmt, ap);
648: va_end(ap);
1.1 deraadt 649: tteeol();
650: ttflush();
651: epresf = TRUE;
652: }
653:
654: /*
1.3 millert 655: * Printf style formatting. This is called by both "ewprintf" and "ereply"
656: * to provide formatting services to their clients. The move to the start
657: * of the echo line, and the erase to the end of the echo line, is done by
658: * the caller.
1.1 deraadt 659: * Note: %c works, and prints the "name" of the character.
660: * %k prints the name of a key (and takes no arguments).
661: */
662: static VOID
663: eformat(fp, ap)
1.3 millert 664: const char *fp;
665: va_list ap;
1.1 deraadt 666: {
1.3 millert 667: int c;
668: char kname[NKNAME];
669: char *cp;
1.1 deraadt 670:
671: while ((c = *fp++) != '\0') {
672: if (c != '%')
673: eputc(c);
674: else {
675: c = *fp++;
676: switch (c) {
677: case 'c':
1.3 millert 678: (VOID)keyname(kname, va_arg(ap, int));
1.1 deraadt 679: eputs(kname);
680: break;
681:
682: case 'k':
683: cp = kname;
1.2 millert 684: for (c = 0; c < key.k_count; c++) {
685: cp = keyname(cp, key.k_chars[c]);
686: *cp++ = ' ';
1.1 deraadt 687: }
688: *--cp = '\0';
689: eputs(kname);
690: break;
691:
692: case 'd':
1.2 millert 693: eputi(va_arg(ap, int), 10);
1.1 deraadt 694: break;
695:
696: case 'o':
1.2 millert 697: eputi(va_arg(ap, int), 8);
1.1 deraadt 698: break;
699:
700: case 's':
1.2 millert 701: eputs(va_arg(ap, char *));
1.1 deraadt 702: break;
703:
1.3 millert 704: case 'l':
705: /* explicit longword */
1.1 deraadt 706: c = *fp++;
1.2 millert 707: switch (c) {
1.1 deraadt 708: case 'd':
1.3 millert 709: eputl((long)va_arg(ap, long), 10);
1.1 deraadt 710: break;
711: default:
712: eputc(c);
713: break;
714: }
715: break;
716:
717: default:
718: eputc(c);
719: }
720: }
721: }
722: }
723:
724: /*
725: * Put integer, in radix "r".
726: */
727: static VOID
728: eputi(i, r)
1.3 millert 729: int i, r;
1.1 deraadt 730: {
1.3 millert 731: int q;
1.1 deraadt 732:
1.2 millert 733: if (i < 0) {
734: eputc('-');
735: i = -i;
1.1 deraadt 736: }
1.2 millert 737: if ((q = i / r) != 0)
1.1 deraadt 738: eputi(q, r);
1.2 millert 739: eputc(i % r + '0');
1.1 deraadt 740: }
741:
742: /*
743: * Put long, in radix "r".
744: */
745: static VOID
746: eputl(l, r)
1.3 millert 747: long l;
748: int r;
1.1 deraadt 749: {
1.3 millert 750: long q;
1.1 deraadt 751:
1.2 millert 752: if (l < 0) {
753: eputc('-');
754: l = -l;
1.1 deraadt 755: }
1.2 millert 756: if ((q = l / r) != 0)
1.1 deraadt 757: eputl(q, r);
1.3 millert 758: eputc((int)(l % r) + '0');
1.1 deraadt 759: }
760:
761: /*
762: * Put string.
763: */
764: static VOID
765: eputs(s)
1.3 millert 766: char *s;
1.1 deraadt 767: {
1.3 millert 768: int c;
1.1 deraadt 769:
770: while ((c = *s++) != '\0')
771: eputc(c);
772: }
773:
774: /*
1.3 millert 775: * Put character. Watch for control characters, and for the line getting
776: * too long.
1.1 deraadt 777: */
778: static VOID
779: eputc(c)
1.3 millert 780: char c;
1.1 deraadt 781: {
1.2 millert 782: if (ttcol + 2 < ncol) {
1.1 deraadt 783: if (ISCTRL(c)) {
784: eputc('^');
785: c = CCHR(c);
786: }
787: ttputc(c);
788: ++ttcol;
789: }
790: }
791:
1.2 millert 792: static VOID
1.1 deraadt 793: free_file_list(lp)
1.2 millert 794: LIST *lp;
1.1 deraadt 795: {
1.3 millert 796: LIST *next;
1.2 millert 797:
798: while (lp) {
799: next = lp->l_next;
800: free(lp);
801: lp = next;
802: }
1.1 deraadt 803: }
804:
1.2 millert 805: static LIST *
806: copy_list(lp)
807: LIST *lp;
808: {
1.3 millert 809: LIST *current, *last;
1.2 millert 810:
811: last = NULL;
812: while (lp) {
1.3 millert 813: current = (LIST *)malloc(sizeof(LIST));
1.2 millert 814: current->l_next = last;
815: current->l_name = lp->l_name;
1.3 millert 816: last = (LIST *)current;
1.2 millert 817: lp = lp->l_next;
818: }
819: return (last);
1.1 deraadt 820: }