Ypnose discovered a problem with multi-line prompts and SIGWINCH
related to caching some values (downside, pprompt gets back doprint option)
This commit is contained in:
tg
parent
bf94b7e2ec
commit
5eb6995d75
6
check.t
6
check.t
@ -1,4 +1,4 @@
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# $MirOS: src/bin/mksh/check.t,v 1.629 2013/08/14 20:26:15 tg Exp $
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# $MirOS: src/bin/mksh/check.t,v 1.630 2013/08/16 10:58:59 tg Exp $
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# $OpenBSD: bksl-nl.t,v 1.2 2001/01/28 23:04:56 niklas Exp $
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# $OpenBSD: history.t,v 1.5 2001/01/28 23:04:56 niklas Exp $
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# $OpenBSD: read.t,v 1.3 2003/03/10 03:48:16 david Exp $
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@ -31,7 +31,7 @@
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# http://www.freebsd.org/cgi/cvsweb.cgi/src/tools/regression/bin/test/regress.sh?rev=HEAD
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expected-stdout:
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@(#)MIRBSD KSH R48 2013/08/14
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@(#)MIRBSD KSH R48 2013/08/16
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description:
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Check version of shell.
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stdin:
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@ -40,7 +40,7 @@ name: KSH_VERSION
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category: shell:legacy-no
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---
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expected-stdout:
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@(#)LEGACY KSH R48 2013/08/14
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@(#)LEGACY KSH R48 2013/08/16
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description:
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Check version of legacy shell.
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stdin:
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18
edit.c
18
edit.c
@ -1,4 +1,4 @@
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/* $OpenBSD: edit.c,v 1.38 2013/06/03 15:41:59 tedu Exp $ */
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;/* $OpenBSD: edit.c,v 1.38 2013/06/03 15:41:59 tedu Exp $ */
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/* $OpenBSD: edit.h,v 1.9 2011/05/30 17:14:35 martynas Exp $ */
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/* $OpenBSD: emacs.c,v 1.44 2011/09/05 04:50:33 marco Exp $ */
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/* $OpenBSD: vi.c,v 1.26 2009/06/29 22:50:19 martynas Exp $ */
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@ -28,7 +28,7 @@
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#ifndef MKSH_NO_CMDLINE_EDITING
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__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.270 2013/08/14 20:26:17 tg Exp $");
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__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.271 2013/08/16 10:59:01 tg Exp $");
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/*
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* in later versions we might use libtermcap for this, but since external
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@ -82,7 +82,7 @@ static int x_basename(const char *, const char *);
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static void x_free_words(int, char **);
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static int x_escape(const char *, size_t, int (*)(const char *, size_t));
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static int x_emacs(char *);
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static void x_init_prompt(void);
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static void x_init_prompt(bool);
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#if !MKSH_S_NOVI
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static int x_vi(char *);
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#endif
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@ -148,6 +148,7 @@ x_getc(void)
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if (x_cols != xx_cols && editmode == 1) {
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/* redraw line in Emacs mode */
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xx_cols = x_cols;
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x_init_prompt(false);
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x_e_rebuildline(MKSH_CLRTOEOL_STRING);
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}
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}
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@ -1167,16 +1168,17 @@ x_e_getmbc(char *sbuf)
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}
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static void
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x_init_prompt(void)
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x_init_prompt(bool doprint)
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{
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prompt_trunc = pprompt(prompt, 0);
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prompt_trunc = pprompt(prompt, doprint ? 0 : -1);
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pwidth = prompt_trunc % x_cols;
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prompt_trunc -= pwidth;
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if ((mksh_uari_t)pwidth > ((mksh_uari_t)x_cols - 3 - MIN_EDIT_SPACE)) {
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/* force newline after prompt */
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prompt_trunc = -1;
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pwidth = 0;
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x_e_putc2('\n');
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if (doprint)
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x_e_putc2('\n');
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}
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}
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@ -1196,7 +1198,7 @@ x_emacs(char *buf)
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x_histp = histptr + 1;
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x_last_command = XFUNC_error;
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x_init_prompt();
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x_init_prompt(true);
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x_displen = (xx_cols = x_cols) - 2 - (x_col = pwidth);
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x_adj_done = 0;
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x_adj_ok = true;
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@ -3535,7 +3537,7 @@ x_vi(char *buf)
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es = &ebuf;
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undo = &undobuf;
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x_init_prompt();
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x_init_prompt(true);
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x_col = pwidth;
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if (wbuf_len != x_cols - 3 && ((wbuf_len = x_cols - 3))) {
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16
lex.c
16
lex.c
@ -23,7 +23,7 @@
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#include "sh.h"
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__RCSID("$MirOS: src/bin/mksh/lex.c,v 1.188 2013/08/10 13:44:31 tg Exp $");
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__RCSID("$MirOS: src/bin/mksh/lex.c,v 1.189 2013/08/16 10:59:03 tg Exp $");
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/*
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* states while lexing word
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@ -1521,9 +1521,10 @@ set_prompt(int to, Source *s)
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int
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pprompt(const char *cp, int ntruncate)
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{
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int columns = 0, lines = 0;
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bool indelimit = false;
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char delimiter = 0;
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bool doprint = (ntruncate != -1);
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bool indelimit = false;
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int columns = 0, lines = 0;
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/*
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* Undocumented AT&T ksh feature:
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@ -1552,18 +1553,19 @@ pprompt(const char *cp, int ntruncate)
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else if (UTFMODE && ((unsigned char)*cp > 0x7F)) {
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const char *cp2;
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columns += utf_widthadj(cp, &cp2);
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if (indelimit ||
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(ntruncate < (x_cols * lines + columns)))
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if (doprint && (indelimit ||
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(ntruncate < (x_cols * lines + columns))))
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shf_write(cp, cp2 - cp, shl_out);
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cp = cp2 - /* loop increment */ 1;
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continue;
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} else
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columns++;
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if ((*cp != delimiter) &&
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if (doprint && (*cp != delimiter) &&
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(indelimit || (ntruncate < (x_cols * lines + columns))))
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shf_putc(*cp, shl_out);
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}
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shf_flush(shl_out);
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if (doprint)
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shf_flush(shl_out);
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return (x_cols * lines + columns);
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}
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4
sh.h
4
sh.h
@ -164,9 +164,9 @@
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#endif
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#ifdef EXTERN
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__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.667 2013/08/14 20:26:19 tg Exp $");
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__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.668 2013/08/16 10:59:03 tg Exp $");
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#endif
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#define MKSH_VERSION "R48 2013/08/14"
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#define MKSH_VERSION "R48 2013/08/16"
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/* arithmetic types: C implementation */
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#if !HAVE_CAN_INTTYPES
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