on ^C (INTR, QUIT edchars), shove input line into history
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tg
parent
74bd8b61a3
commit
36ea8e6171
46
edit.c
46
edit.c
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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 1.321 2017/04/12 16:46:20 tg Exp $");
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__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.322 2017/04/21 19:08:17 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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@ -76,7 +76,7 @@ static int modified; /* buffer has been "modified" */
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static char *holdbufp; /* place to hold last edit buffer */
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/* 0=dumb 1=tmux (for now) */
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static bool x_term_mode;
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static uint8_t x_term_mode;
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static void x_adjust(void);
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static int x_getc(void);
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@ -97,6 +97,7 @@ 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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static void x_intr(int, int) MKSH_A_NORETURN;
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#define x_flush() shf_flush(shl_out)
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#if defined(MKSH_SMALL) && !defined(MKSH_SMALL_BUT_FAST)
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@ -991,6 +992,7 @@ static void x_bs3(char **);
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static int x_size2(char *, char **);
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static void x_zots(char *);
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static void x_zotc3(char **);
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static void x_vi_zotc(int);
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static void x_load_hist(char **);
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static int x_search(char *, int, int);
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#ifndef MKSH_SMALL
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@ -1299,9 +1301,7 @@ x_emacs(char *buf)
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return (i);
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case KINTR:
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/* special case for interrupt */
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trapsig(SIGINT);
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x_mode(false);
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unwind(LSHELL);
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x_intr(SIGINT, c);
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}
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/* ad-hoc hack for fixing the cursor position */
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x_goto(xcp);
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@ -2313,14 +2313,28 @@ x_meta_yank(int c MKSH_A_UNUSED)
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return (KSTD);
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}
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static int
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x_abort(int c MKSH_A_UNUSED)
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/* fake receiving an interrupt */
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static void
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x_intr(int signo, int c)
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{
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/* x_zotc(c); */
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x_vi_zotc(c);
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*xep = '\0';
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strip_nuls(xbuf, xep - xbuf);
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if (*xbuf)
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histsave(&source->line, xbuf, HIST_STORE, true);
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xlp = xep = xcp = xbp = xbuf;
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xlp_valid = true;
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*xcp = 0;
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x_modified();
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x_flush();
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trapsig(signo);
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x_mode(false);
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unwind(LSHELL);
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}
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static int
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x_abort(int c MKSH_A_UNUSED)
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{
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return (KINTR);
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}
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@ -3396,7 +3410,6 @@ static int complete_word(int, int);
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static int print_expansions(struct edstate *, int);
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#define char_len(c) ((ISCTRL((unsigned char)c) && \
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/* but not C1 */ (unsigned char)c < 0x80) ? 2 : 1)
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static void x_vi_zotc(int);
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static void vi_error(void);
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static void vi_macro_reset(void);
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static int x_vi_putbuf(const char *, size_t);
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@ -3587,13 +3600,14 @@ x_vi(char *buf)
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if (state != VLIT) {
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if (isched(c, edchars.intr) ||
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isched(c, edchars.quit)) {
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/* shove input buffer away */
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xbuf = ebuf.cbuf;
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xep = xbuf;
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if (ebuf.linelen > 0)
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xep += ebuf.linelen;
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/* pretend we got an interrupt */
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x_vi_zotc(c);
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x_flush();
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trapsig(isched(c, edchars.intr) ?
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SIGINT : SIGQUIT);
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x_mode(false);
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unwind(LSHELL);
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x_intr(isched(c, edchars.intr) ?
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SIGINT : SIGQUIT, c);
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} else if (isched(c, edchars.eof) &&
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state != VVERSION) {
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if (vs->linelen == 0) {
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@ -5460,6 +5474,7 @@ print_expansions(struct edstate *est, int cmd MKSH_A_UNUSED)
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redraw_line(false);
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return (0);
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}
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#endif /* !MKSH_S_NOVI */
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/* Similar to x_zotc(emacs.c), but no tab weirdness */
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static void
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@ -5472,6 +5487,7 @@ x_vi_zotc(int c)
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x_putc(c);
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}
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#if !MKSH_S_NOVI
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static void
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vi_error(void)
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{
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8
mksh.1
8
mksh.1
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@ -1,4 +1,4 @@
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.\" $MirOS: src/bin/mksh/mksh.1,v 1.443 2017/04/20 20:50:12 tg Exp $
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.\" $MirOS: src/bin/mksh/mksh.1,v 1.444 2017/04/21 19:08:18 tg Exp $
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.\" $OpenBSD: ksh.1,v 1.160 2015/07/04 13:27:04 feinerer Exp $
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.\"-
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.\" Copyright © 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
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@ -76,7 +76,7 @@
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.\" with -mandoc, it might implement .Mx itself, but we want to
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.\" use our own definition. And .Dd must come *first*, always.
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.\"
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.Dd $Mdocdate: April 20 2017 $
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.Dd $Mdocdate: April 21 2017 $
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.\"
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.\" Check which macro package we use, and do other -mdoc setup.
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.\"
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@ -5537,7 +5537,7 @@ Emacs key bindings:
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.No INTR Pq \*(haC ,
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.No \*(haG
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.Xc
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Abort the current command, empty the line buffer and
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Abort the current command, save it to the history, empty the line buffer and
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set the exit state to interrupted.
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.It auto\-insert: Op Ar n
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Simply causes the character to appear as literal input.
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@ -6434,7 +6434,7 @@ Undo all changes that have been made to the current line.
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They move as expected, both in insert and command mode.
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.It Ar intr No and Ar quit
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The interrupt and quit terminal characters cause the current line to be
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deleted and a new prompt to be printed.
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removed to the history and a new prompt to be printed.
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.El
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.Sh FILES
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.Bl -tag -width XetcXsuid_profile -compact
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