Update tcsh to git revision 83c5be0 bringing in a number of bug fixes.
Reported by: sobomax MFC after: 3 days Sponsored by: DARPA, AFRL Differential Revision: https://reviews.freebsd.org/D22099
This commit is contained in:
brooks
parent
1879756c5f
commit
f7262b6430
@ -1,3 +1,11 @@
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5. PR/113: Sobomax: avoid infinite loops for -c commands when stdout is
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not a tty.
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4. Avoid infinite loops during history loads when merging, print a better
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error for errors during history load.
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3. PR/88: Preserve empty arguments in :q
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2. PR/94: Small apple issues (SAVESIGVEC, HOSTTYPE)
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1. PR/81: Fix range matching issue where we were comparing with the
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range character instead of the start of range. [l-z]* would match foo
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12. V6.21.00 - 20190508
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11. Abort history loading on words and lines too long
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https://bugzilla.redhat.com/show_bug.cgi?id=1598502
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@ -1,4 +1,4 @@
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# Tcsh
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# TCSH
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*C shell with file name completion and command line editing*
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@ -14,10 +14,10 @@ PLEASE file any bug reports, fixes, and code for new features at:
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> https://bugs.astron.com/
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Comments, questions, etc. (even flames) are welcome via email to
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the Tcsh Bugs mailing list:
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the tcsh mailing list:
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> tcsh-bugs@astron.com
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> https://mailman.astron.com/
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> tcsh@astron.com
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> https://mailman.astron.com/mailman/listinfo/tcsh
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[![Build Status][status]][travis]
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@ -100,7 +100,7 @@ static int Lstat (const char *, struct stat *);
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static int Stat (const char *, struct stat *sb);
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static Char *Strchr (Char *, int);
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#ifdef DEBUG
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static void qprintf (const Char *);
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static void qprintf (const char *, const Char *);
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#endif
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#define DOLLAR '$'
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@ -256,19 +256,20 @@ Strchr(Char *str, int ch)
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#ifdef DEBUG
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static void
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qprintf(const Char *s)
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qprintf(const char *pre, const Char *s)
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{
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const Char *p;
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xprintf("%s", pre);
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for (p = s; *p; p++)
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printf("%c", *p & 0xff);
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printf("\n");
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xprintf("%c", *p & 0xff);
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xprintf("\n%s", pre);
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for (p = s; *p; p++)
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printf("%c", *p & M_PROTECT ? '"' : ' ');
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printf("\n");
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xprintf("%c", *p & M_PROTECT ? '"' : ' ');
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xprintf("\n%s", pre);
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for (p = s; *p; p++)
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printf("%c", *p & M_META ? '_' : ' ');
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printf("\n");
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xprintf("%c", *p & M_META ? '_' : ' ');
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xprintf("\n");
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}
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#endif /* DEBUG */
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@ -412,7 +413,7 @@ glob(const char *pattern, int flags, int (*errfunc) (const char *, int),
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}
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*bufnext = EOS;
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#ifdef DEBUG
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qprintf(patbuf);
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qprintf("patbuf=", patbuf);
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#endif
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if ((err = glob1(patbuf, pglob, no_match)) != 0) {
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@ -709,7 +710,7 @@ match(const char *name, const Char *pat, const Char *patend, int m_not)
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while (pat < patend || *name) {
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size_t lwk, pwk;
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__Char wc, wk;
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__Char wc, wk, wc1;
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c = *pat; /* Only for M_MASK bits */
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if (*name == EOS)
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@ -744,18 +745,20 @@ match(const char *name, const Char *pat, const Char *patend, int m_not)
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pat += pwk;
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pwk = One_Char_mbtowc(&wc, pat, MB_LEN_MAX);
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}
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wc1 = wc;
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while ((*pat & M_MASK) != M_END) {
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if ((*pat & M_MASK) == M_RNG) {
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__Char wc2;
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pat += pwk;
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pwk = One_Char_mbtowc(&wc2, pat, MB_LEN_MAX);
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if (globcharcoll(wc, wk, 0) <= 0 &&
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if (globcharcoll(wc1, wk, 0) <= 0 &&
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globcharcoll(wk, wc2, 0) <= 0)
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ok = 1;
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} else if (wc == wk)
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ok = 1;
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pat += pwk;
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wc1 = wc;
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pwk = One_Char_mbtowc(&wc, pat, MB_LEN_MAX);
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}
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pat += pwk;
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@ -854,9 +854,9 @@ enddef :
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newdef : defined(APPLE) && defined(MACH)
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comment : OS X
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vendor : : "apple"
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hosttype: defined(i386) : "intel-pc"
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hosttype: defined(i386) : "intel-mac"
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hosttype: defined(ppc) : "powermac"
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hosttype: defined(M_amd64) : "amd"
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hosttype: defined(M_amd64) : "intel-mac"
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ostype : : "darwin"
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machtype: defined(i386) : "i386"
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machtype: defined(M_amd64) : "x86_64"
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@ -237,6 +237,7 @@ main(int argc, char **argv)
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int nofile = 0;
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volatile int nverbose = 0;
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volatile int rdirs = 0;
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volatile int exitcode = 0;
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int quitit = 0;
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Char *cp;
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#ifdef AUTOLOGOUT
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@ -1390,6 +1391,12 @@ main(int argc, char **argv)
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if (targinp) {
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/* If this -c command caused an error before, skip processing */
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if (reenter && arginp) {
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exitcode = 1;
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goto done;
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}
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arginp = SAVE(targinp);
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/*
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* we put the command into a variable
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@ -1422,6 +1429,7 @@ main(int argc, char **argv)
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*/
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process(setintr);
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done:
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/*
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* Mop-up.
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*/
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@ -1443,7 +1451,7 @@ main(int argc, char **argv)
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}
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record();
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exitstat();
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return (0);
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return exitcode;
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}
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void
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@ -43,6 +43,7 @@
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#endif
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char *seterr = NULL; /* Holds last error if there was one */
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extern int enterhist;
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#define ERR_FLAGS 0xf0000000
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#define ERR_NAME 0x10000000
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@ -630,6 +631,8 @@ stderror(unsigned int id, ...)
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*/
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flush();/*FIXRESET*/
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haderr = 1; /* Now to diagnostic output */
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if (enterhist)
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xprintf("Can't load history: ");/*FIXRESET*/
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if (flags & ERR_NAME)
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xprintf("%s: ", bname);/*FIXRESET*/
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if ((flags & ERR_OLD)) {
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@ -682,13 +682,27 @@ EXTERN int OLDSTD IZERO; /* Old standard input (def for cmds) */
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*/
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#ifdef SIGSETJMP
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typedef struct { sigjmp_buf j; } jmp_buf_t;
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# define setexit() sigsetjmp(reslab.j, 1)
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# define _reset() siglongjmp(reslab.j, 1)
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typedef struct { const char *f; size_t l; sigjmp_buf j; } jmp_buf_t;
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# define tcsh_setjmp() sigsetjmp(reslab.j, 1)
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# define tcsh_longjmp() siglongjmp(reslab.j, 1)
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# define setexit() (reslab.f = __func__, \
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reslab.l = __LINE__, \
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sigsetjmp(reslab.j, 1))
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# define _reset() siglongjmp(reslab.j, 1)
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#else
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typedef struct { jmp_buf j; } jmp_buf_t;
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# define setexit() setjmp(reslab.j)
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# define _reset() longjmp(reslab.j, 1)
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typedef struct { const char *f; size_t l; jmp_buf j; } jmp_buf_t;
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# define tcsh_setjmp() setjmp(reslab.j)
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# define tcsh_longjmp() longjmp(reslab.j, 1)
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#endif
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#define setexit() (reslab.f = __func__, \
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reslab.l = __LINE__, \
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tcsh_setjmp())
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#ifdef SETJMP_DEBUG
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# define _reset() xprintf("reset %s %zu\n", reslab.f, reslab.l), \
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flush(), tcsh_longjmp()
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#else
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# define _reset() tcsh_longjmp()
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#endif
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#define getexit(a) (void) ((a) = reslab)
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@ -1281,6 +1281,7 @@ rechist(Char *fname, int ref)
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}
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if (merge) {
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jmp_buf_t osetexit;
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if (lock) {
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#ifndef WINNT_NATIVE
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char *lockpath = strsave(short2str(fname));
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@ -1290,7 +1291,10 @@ rechist(Char *fname, int ref)
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cleanup_push(lockpath, dotlock_cleanup);
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#endif
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}
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loadhist(fname, 1);
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getexit(osetexit);
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if (setexit())
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loadhist(fname, 1);
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resexit(osetexit);
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}
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}
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rs = randsuf();
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@ -1020,8 +1020,10 @@ domod(Char *cp, Char type)
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switch (type) {
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case 'x':
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case 'q':
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case 'x':
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if (*cp == '\0')
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return Strsave(STRQNULL);
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wp = Strsave(cp);
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for (xp = wp; (c = *xp) != 0; xp++)
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if ((c != ' ' && c != '\t') || type == 'q')
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@ -253,10 +253,10 @@ Char STRnormal[] = { 'n', 'o', 'r', 'm', 'a', 'l', '\0' };
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Char STRsldtlogout[] = { '/', '.', 'l', 'o', 'g', 'o', 'u', 't', '\0' };
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Char STRjobs[] = { 'j', 'o', 'b', 's', '\0' };
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Char STRdefprompt[] = { '%', '#', ' ', '\0' };
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Char STRmquestion[] = { '%', 'R', '?' | QUOTE, ' ', '\0' };
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Char STRmquestion[] = { '%', 'R', (Char)('?' | QUOTE), ' ', '\0' };
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Char STRKCORRECT[] = { 'C', 'O', 'R', 'R', 'E', 'C', 'T', '>', '%', 'R',
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' ', '(', 'y', '|', 'n', '|', 'e', '|', 'a', ')',
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'?' | QUOTE, ' ', '\0' };
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(Char)('?' | QUOTE), ' ', '\0' };
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Char STRunalias[] = { 'u', 'n', 'a', 'l', 'i', 'a', 's', '\0' };
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Char STRalias[] = { 'a', 'l', 'i', 'a', 's', '\0' };
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Char STRprecmd[] = { 'p', 'r', 'e', 'c', 'm', 'd', '\0' };
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@ -380,7 +380,7 @@ Char STRlistmaxrows[] = { 'l', 'i', 's', 't', 'm', 'a', 'x', 'r', 'o', 'w',
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Char STRlistmax[] = { 'l', 'i', 's', 't', 'm', 'a', 'x', '\0' };
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Char STRlistlinks[] = { 'l', 'i', 's', 't', 'l', 'i', 'n', 'k', 's', '\0' };
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Char STRDING[] = { 'D', 'I', 'N', 'G', '!', '\0' };
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Char STRQNULL[] = { '\0' | QUOTE, '\0' };
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Char STRQNULL[] = { (Char)('\0' | QUOTE), '\0' };
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Char STRcorrect[] = { 'c', 'o', 'r', 'r', 'e', 'c', 't', '\0' };
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Char STRcmd[] = { 'c', 'm', 'd', '\0' };
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Char STRall[] = { 'a', 'l', 'l', '\0' };
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@ -42,7 +42,7 @@
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# include <sys/signal.h>
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#endif /* SYSVREL > 0 */
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#if defined(__APPLE__) || defined(SUNOS4) || defined(DGUX) || defined(hp800) || (SYSVREL > 3 && defined(VFORK))
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#if defined(SUNOS4) || defined(DGUX) || defined(hp800) || (SYSVREL > 3 && defined(VFORK))
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# define SAVESIGVEC
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#endif /* SUNOS4 || DGUX || hp800 || SVR4 & VFORK */
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@ -391,7 +391,7 @@ variants; see
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.Sx FILES .
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.Ss Editing
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We first describe
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.Sx The command-line editor"
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.Sx The command-line editor
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The
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.Sx Completion and listing
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and
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@ -402,7 +402,7 @@ Finally,
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.Sx Editor commands
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lists and describes
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the editor commands specific to the shell and their default bindings.
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.It Sx The command-line editor (+)
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.Ss The command-line editor (+)
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Command-line input can be edited using key sequences much like those used in
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.Xr emacs 1
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or
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@ -684,9 +684,8 @@ If the
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.Va complete
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shell variable is set to
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.Sq enhance ,
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completion
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1) ignores case and 2) considers periods, hyphens and underscores
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.Sq ( . ,
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completion 1) ignores case and 2) considers periods, hyphens and underscores
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.Sq ( \&. ,
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.Sq \&-
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and
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.Sq _ )
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@ -727,7 +726,7 @@ hyphens or underscores.
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If the
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.Va complete
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shell variable is set to
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.Sq enhance ,
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.Sq Enhance ,
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completion
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ignores case and differences between a hyphen and an underscore word
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separator only when the user types a lowercase character or a hyphen.
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@ -1093,17 +1092,20 @@ must be bound to a
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single character for this to work) or one of the following special characters
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may be typed:
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.Pp
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.Sq ^W
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.Bl -tag -width indent -compact
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.It ^W
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Appends the rest of the word under the cursor to the search pattern.
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delete (or any character bound to
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.It delete
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(or any character bound to
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.Ic backward-delete-char )
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Undoes the effect of the last character typed and deletes a character
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from the search pattern if appropriate.
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.Sq ^G
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.It ^G
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If the previous search was successful, aborts the entire search.
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If not, goes back to the last successful search.
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escape
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.It escape
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Ends the search, leaving the current line in the input buffer.
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.El
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.Pp
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Any other character not bound to
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.Ic self-insert-command
|
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@ -1664,6 +1666,7 @@ The words of an input line are
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numbered from 0, the first (usually command) word being 0, the second word
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(first argument) being 1, etc.
|
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The basic word designators are:
|
||||
.Pp
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.Bl -tag -width XXXX -offset indent -compact
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.It Ar 0
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The first (command) word
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@ -2021,7 +2024,7 @@ cause an error.
|
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.Pp
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Some aliases are referred to by the shell; see
|
||||
.Va Special aliases
|
||||
.Sx Variable substitution
|
||||
.Ss Variable substitution
|
||||
The shell maintains a list of variables, each of which has as value a list of
|
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zero or more words.
|
||||
The values of shell variables can be displayed and changed with the
|
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@ -2219,7 +2222,7 @@ The following substitutions can not be modified with
|
||||
.Sq \&:
|
||||
modifiers.
|
||||
.Pp
|
||||
.Bl -tag -width XXXXXXXX -offset indent -compact
|
||||
.Bl -tag -width XXXXXXXXXX -offset indent -compact
|
||||
.It Ar $?name
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||||
.It Ar ${?name}
|
||||
Substitutes the string
|
||||
@ -2238,27 +2241,21 @@ if it is not.
|
||||
Always
|
||||
.Sq 0
|
||||
in interactive shells.
|
||||
.It Ar
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||||
$#name
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||||
${#name}
|
||||
.It Ar $#name
|
||||
.It Ar ${#name}
|
||||
Substitutes the number of words in
|
||||
.Va name
|
||||
.It Ar
|
||||
$#
|
||||
.It Ar $#
|
||||
Equivalent to
|
||||
.Sq $#argv
|
||||
(+)
|
||||
.It Ar
|
||||
$%
|
||||
.Va name
|
||||
.It Ar $%name
|
||||
.It Ar ${%name}
|
||||
Substitutes the number of characters in
|
||||
.Va name
|
||||
(+)
|
||||
.Pp
|
||||
$%
|
||||
.Va number
|
||||
.TP 8
|
||||
.It Ar $%number
|
||||
.It Ar ${%number}
|
||||
Substitutes the number of characters in
|
||||
.Va $argv[number] .
|
||||
@ -2749,7 +2746,7 @@ file to it on standard input.
|
||||
The standard input and standard output of a command may be redirected with the
|
||||
following syntax:
|
||||
.Pp
|
||||
.Bl -tag -width XXXXXX -offset indent -compact
|
||||
.Bl -tag -width XXXXXXXXX -offset indent -compact
|
||||
.It Ar < name
|
||||
Open file
|
||||
.Va name
|
||||
@ -3143,63 +3140,47 @@ They have the same format as before;
|
||||
.Va op
|
||||
may be one of
|
||||
.Pp
|
||||
.PD 0
|
||||
.RS +4
|
||||
.TP 8
|
||||
.B A
|
||||
.Bl -tag -width XXX -offset indent -compact
|
||||
.It Ar A
|
||||
Last file access time, as the number of seconds since the epoch
|
||||
.TP 8
|
||||
.B A:
|
||||
.It Ar A:
|
||||
Like
|
||||
.Va A
|
||||
.Va Ar A
|
||||
, but in timestamp format, e.g.,
|
||||
.Sq Fri May 14 16:36:10 1993
|
||||
.TP 8
|
||||
.B M
|
||||
.It Ar M
|
||||
Last file modification time
|
||||
.TP 8
|
||||
.B M:
|
||||
.It Ar M:
|
||||
Like
|
||||
.Va M
|
||||
, but in timestamp format
|
||||
.TP 8
|
||||
.B C
|
||||
.It Ar C
|
||||
Last inode modification time
|
||||
.TP 8
|
||||
.B C:
|
||||
.It Ar C:
|
||||
Like
|
||||
.Va C
|
||||
, but in timestamp format
|
||||
.TP 8
|
||||
.B D
|
||||
.It Ar D
|
||||
Device number
|
||||
.TP 8
|
||||
.B I
|
||||
.It Ar I
|
||||
Inode number
|
||||
.TP 8
|
||||
.B F
|
||||
.It Ar F
|
||||
Composite
|
||||
.Va f
|
||||
ile identifier, in the form
|
||||
.Va device
|
||||
:
|
||||
.Va device :
|
||||
.Va inode
|
||||
.TP 8
|
||||
.B L
|
||||
.It Ar L
|
||||
The name of the file pointed to by a symbolic link
|
||||
.TP 8
|
||||
.B N
|
||||
.It Ar N
|
||||
Number of (hard) links
|
||||
.TP 8
|
||||
.B P
|
||||
.It Ar P
|
||||
Permissions, in octal, without leading zero
|
||||
.TP 8
|
||||
.B P:
|
||||
.It Ar P:
|
||||
Like
|
||||
.Va P
|
||||
, with leading zero
|
||||
.TP 8
|
||||
.B P\fImode
|
||||
.It Ar P<mode>
|
||||
Equivalent to
|
||||
.Sq \-P
|
||||
.Va file
|
||||
@ -3217,28 +3198,22 @@ if by group only,
|
||||
and
|
||||
.Sq 0
|
||||
if by neither
|
||||
.TP 8
|
||||
.B P\fImode\fB:
|
||||
Like \fBP
|
||||
.It Ar P<mode>:
|
||||
Like
|
||||
.Ar BP
|
||||
.Va mode
|
||||
, with leading zero
|
||||
.TP 8
|
||||
.B U
|
||||
.It Ar U
|
||||
Numeric userid
|
||||
.TP 8
|
||||
.B U:
|
||||
.It Ar U:
|
||||
Username, or the numeric userid if the username is unknown
|
||||
.TP 8
|
||||
.B G
|
||||
.It Ar G
|
||||
Numeric groupid
|
||||
.TP 8
|
||||
.B G:
|
||||
.It Ar G:
|
||||
Groupname, or the numeric groupid if the groupname is unknown
|
||||
.TP 8
|
||||
.B Z
|
||||
.It Ar Z
|
||||
Size, in bytes
|
||||
.RE
|
||||
.PD
|
||||
.El
|
||||
.Pp
|
||||
Only one of these operators may appear in a multiple-operator test, and it
|
||||
must be the last.
|
||||
@ -3791,45 +3766,24 @@ The next sections of this manual describe all of the available
|
||||
and
|
||||
.Va Special shell variables
|
||||
.Ss "Builtin commands"
|
||||
.TP 8
|
||||
.B %\fIjob
|
||||
.Bl -tag -width XXXXXXX -offset indent
|
||||
.It Ar %job
|
||||
A synonym for the
|
||||
.Va fg
|
||||
builtin command.
|
||||
.TP 8
|
||||
.B %\fIjob \fB&
|
||||
.It Ar %job \&&
|
||||
A synonym for the
|
||||
.Va bg
|
||||
builtin command.
|
||||
.TP 8
|
||||
.B :
|
||||
.It Ar \&:
|
||||
Does nothing, successfully.
|
||||
.Pp
|
||||
.B @
|
||||
.br
|
||||
.B @ \fIname\fB = \fIexpr
|
||||
.br
|
||||
.B @
|
||||
.Va name
|
||||
[
|
||||
.Va index
|
||||
]\fB = \fIexpr
|
||||
.br
|
||||
.B @ \fIname
|
||||
.Va ++
|
||||
|\fB--
|
||||
.PD 0
|
||||
.TP 8
|
||||
.B @
|
||||
.Va name
|
||||
[
|
||||
.Va index
|
||||
]
|
||||
.Va ++
|
||||
|\fB--
|
||||
.It Ar @
|
||||
.It Ar @ name = expr
|
||||
.It Ar @ name[index] = expr
|
||||
.It Ar @ name++|--
|
||||
.It Ar @name[index]++|--
|
||||
The first form prints the values of all shell variables.
|
||||
.PD
|
||||
.RS +8
|
||||
.Pp
|
||||
The second form assigns the value of
|
||||
.Va expr
|
||||
@ -3875,7 +3829,10 @@ has nothing to do with that described
|
||||
under
|
||||
.Va Expressions
|
||||
.Pp
|
||||
The fourth and fifth forms increment (`++') or decrement (`\-\-')
|
||||
The fourth and fifth forms increment (
|
||||
.Sq ++ )
|
||||
or decrement
|
||||
.Sq ( -- )
|
||||
.Va name
|
||||
or its
|
||||
.Va index
|
||||
@ -3898,14 +3855,7 @@ are optional.
|
||||
Components of
|
||||
.Va expr
|
||||
must be separated by spaces.
|
||||
.RE
|
||||
.PD
|
||||
.TP 8
|
||||
.B alias \fR[
|
||||
.Va name
|
||||
[
|
||||
.Va wordlist
|
||||
]]
|
||||
.It Ar alias[name[wordlist]]
|
||||
Without arguments, prints all aliases.
|
||||
With
|
||||
.Va name
|
||||
@ -3928,8 +3878,7 @@ or
|
||||
See also the
|
||||
.Va unalias
|
||||
builtin command.
|
||||
.TP 8
|
||||
.B alloc
|
||||
.It Ar alloc
|
||||
Shows the amount of dynamic memory acquired, broken down into used and free
|
||||
memory.
|
||||
With an argument shows the number of free and used blocks in each size
|
||||
@ -3939,9 +3888,7 @@ This
|
||||
command's output may vary across system types, because systems other than the VAX
|
||||
may use a different memory allocator.
|
||||
.TP 8
|
||||
.B bg \fR[\fB%
|
||||
.Va job
|
||||
...]
|
||||
.It Ar bg[%job...]
|
||||
Puts the specified jobs (or, without arguments, the current job)
|
||||
into the background, continuing each if it is stopped.
|
||||
.Va job
|
||||
@ -3957,35 +3904,10 @@ as described
|
||||
under
|
||||
.Va Jobs
|
||||
.Pp
|
||||
.B bindkey \fR[
|
||||
.Fl l\fR|
|
||||
.Fl d\fR|
|
||||
.Fl e\fR|
|
||||
.Fl v\fR|
|
||||
.Fl u\fR] (+)
|
||||
.br
|
||||
.Va bindkey
|
||||
[
|
||||
.Fl a\fR] [
|
||||
.Fl b\fR] [
|
||||
.Fl k\fR] [
|
||||
.Fl r\fR] [
|
||||
.Fl \-\fR]
|
||||
.Va key
|
||||
(+)
|
||||
.PD 0
|
||||
.TP 8
|
||||
.Va bindkey
|
||||
[
|
||||
.Fl a\fR] [
|
||||
.Fl b\fR] [
|
||||
.Fl k\fR] [
|
||||
.Fl c\fR|
|
||||
.Fl s\fR] [
|
||||
.Fl \-\fR]
|
||||
.Va key command
|
||||
(+)
|
||||
.\" .B macro can't take too many words, so I used \fB in the previous tags
|
||||
.It Ar bindkey Oo Fl l Ns | Ns Fl d Ns | Ns Fl e Ns | Ns Fl v Ns | Ns Fl u Oc (+)
|
||||
.It Ar bindkey Oo Fl a Oc Oo Fl b Oc Oo Fl k Oc Oo Fl r Oc Oo Fl Fl Oc Ar key (+)
|
||||
.It Ar bindkey Oo Fl a Oc Oo Fl b Oc Oo Fl k Oc Oo Fl c Ns | Ns Fl s Oc Oo Fl Fl Oc Ar key command (+)
|
||||
.\" .It Ar macro can't take too many words, so I used \fB in the previous tags
|
||||
Without options, the first form lists all bound keys and the editor command to which each is bound,
|
||||
the second form lists the editor command to which
|
||||
.Va key
|
||||
@ -3995,43 +3917,35 @@ the third form binds the editor command
|
||||
to
|
||||
.Va key
|
||||
Options include:
|
||||
.PD
|
||||
.Pp
|
||||
.PD 0
|
||||
.RS +8
|
||||
.TP 4
|
||||
.Fl l
|
||||
.Bl -tag -width XXX -compact
|
||||
.It Fl l
|
||||
Lists all editor commands and a short description of each.
|
||||
.TP 4
|
||||
.Fl d
|
||||
.It Fl d
|
||||
Binds all keys to the standard bindings for the default editor,
|
||||
as per
|
||||
.Va -e
|
||||
and
|
||||
.Va -v
|
||||
below.
|
||||
.TP 4
|
||||
.Fl e
|
||||
.It Fl e
|
||||
Binds all keys to
|
||||
.Va emacs
|
||||
(1)\-style bindings.
|
||||
Unsets
|
||||
.Va vimode
|
||||
.TP 4
|
||||
.Fl v
|
||||
.It Fl v
|
||||
Binds all keys to
|
||||
.Va vi
|
||||
(1)\-style bindings.
|
||||
Sets
|
||||
.Va vimode
|
||||
.TP 4
|
||||
.Fl a
|
||||
.It Fl a
|
||||
Lists or changes key-bindings in the alternative key map.
|
||||
This is the key map used in
|
||||
.Va vimode
|
||||
command mode.
|
||||
.TP 4
|
||||
.Fl b
|
||||
.It Fl b
|
||||
.Va key
|
||||
is interpreted as
|
||||
a control character written ^
|
||||
@ -4059,8 +3973,7 @@ or an extended prefix key written X-
|
||||
(e.g.,
|
||||
.Sq X-A
|
||||
).
|
||||
.TP 4
|
||||
.Fl k
|
||||
.It Fl k
|
||||
.Va key
|
||||
is interpreted as a symbolic arrow key name, which may be one of
|
||||
`down',
|
||||
@ -4069,8 +3982,7 @@ is interpreted as a symbolic arrow key name, which may be one of
|
||||
.Sq left
|
||||
or
|
||||
.Sq right
|
||||
.TP 4
|
||||
.Fl r
|
||||
.It Fl r
|
||||
Removes
|
||||
.Va key
|
||||
's binding.
|
||||
@ -4085,13 +3997,11 @@ to
|
||||
(q.v.), it unbinds
|
||||
.Va key
|
||||
completely.
|
||||
.TP 4
|
||||
.Fl c
|
||||
.It Fl c
|
||||
.Va command
|
||||
is interpreted as a builtin or external command instead of an
|
||||
editor command.
|
||||
.TP 4
|
||||
.Fl s
|
||||
.It Fl s
|
||||
.Va command
|
||||
is taken as a literal string and treated as terminal input
|
||||
when
|
||||
@ -4101,15 +4011,14 @@ Bound keys in
|
||||
.Va command
|
||||
are themselves
|
||||
reinterpreted, and this continues for ten levels of interpretation.
|
||||
.TP 4
|
||||
.Fl \-
|
||||
.It Fl \&-
|
||||
Forces a break from option processing, so the next word is taken as
|
||||
.Va key
|
||||
even if it begins with '\-'.
|
||||
.TP 4
|
||||
.Fl u \fR(or any invalid option)
|
||||
even if it begins with '\&-'.
|
||||
.It Fl u
|
||||
(or any invalid option)
|
||||
Prints a usage message.
|
||||
.PD
|
||||
.El
|
||||
.Pp
|
||||
.Va key
|
||||
may be a single character or a string.
|
||||
@ -4137,48 +4046,35 @@ can contain backslashed
|
||||
escape sequences (in the style of System V
|
||||
.Va echo
|
||||
(1)) as follows:
|
||||
.RS +4
|
||||
.TP 8
|
||||
.PD 0
|
||||
.B \ea
|
||||
.Pp
|
||||
.Bl -tag -width XXXX -compact -offset indent
|
||||
.It \ea
|
||||
Bell
|
||||
.TP 8
|
||||
.B \eb
|
||||
.It \eb
|
||||
Backspace
|
||||
.TP 8
|
||||
.B \ee
|
||||
.It \ee
|
||||
Escape
|
||||
.TP 8
|
||||
.B \ef
|
||||
.It \ef
|
||||
Form feed
|
||||
.TP 8
|
||||
.B \en
|
||||
.It \en
|
||||
Newline
|
||||
.TP 8
|
||||
.B \er
|
||||
.It \er
|
||||
Carriage return
|
||||
.TP 8
|
||||
.B \et
|
||||
.It \et
|
||||
Horizontal tab
|
||||
.TP 8
|
||||
.B \ev
|
||||
.It \ev
|
||||
Vertical tab
|
||||
.TP 8
|
||||
.B \e\fInnn
|
||||
.It \e\fInnn
|
||||
The ASCII character corresponding to the octal number
|
||||
.Va nnn
|
||||
.PD
|
||||
.RE
|
||||
.El
|
||||
.Pp
|
||||
`\e' nullifies the special meaning of the following character, if it has
|
||||
any, notably
|
||||
.Sq \e
|
||||
and
|
||||
.Sq ^
|
||||
.RE
|
||||
.TP 8
|
||||
.B bs2cmd
|
||||
.Va bs2000-command
|
||||
.It bs2cmd Va bs2000-command
|
||||
(+)
|
||||
Passes
|
||||
.Va bs2000-command
|
||||
@ -4186,8 +4082,7 @@ to the BS2000 command interpreter for
|
||||
execution. Only non-interactive commands can be executed, and it is
|
||||
not possible to execute any command that would overlay the image
|
||||
of the current process, like /EXECUTE or /CALL-PROCEDURE. (BS2000 only)
|
||||
.TP 8
|
||||
.B break
|
||||
.It break
|
||||
Causes execution to resume after the
|
||||
.Va end
|
||||
of the nearest
|
||||
@ -4199,17 +4094,16 @@ The remaining commands on the
|
||||
current line are executed.
|
||||
Multi-level breaks are thus
|
||||
possible by writing them all on one line.
|
||||
.TP 8
|
||||
.B breaksw
|
||||
.It breaksw
|
||||
Causes a break from a
|
||||
.Va switch
|
||||
, resuming after the
|
||||
.Va endsw
|
||||
.TP 8
|
||||
.B builtins \fR(+)
|
||||
|
||||
.It builtins \fR(+)
|
||||
Prints the names of all builtin commands.
|
||||
.TP 8
|
||||
.B bye \fR(+)
|
||||
|
||||
.It bye \fR(+)
|
||||
A synonym for the
|
||||
.Va logout
|
||||
builtin command.
|
||||
@ -4217,13 +4111,13 @@ Available only if the shell was so compiled;
|
||||
see the
|
||||
.Va version
|
||||
shell variable.
|
||||
.TP 8
|
||||
.B case \fIlabel\fB:
|
||||
|
||||
.It case \fIlabel\fB:
|
||||
A label in a
|
||||
.Va switch
|
||||
statement as discussed below.
|
||||
.TP 8
|
||||
.B cd \fR[
|
||||
|
||||
.It cd \fR[
|
||||
.Fl p\fR] [
|
||||
.Fl l\fR] [
|
||||
.Fl n\fR|
|
||||
@ -4300,13 +4194,13 @@ and
|
||||
.Va cdtohome
|
||||
shell variables.
|
||||
.RE
|
||||
.TP 8
|
||||
.B chdir
|
||||
|
||||
.It chdir
|
||||
A synonym for the
|
||||
.Va cd
|
||||
builtin command.
|
||||
.TP 8
|
||||
.B complete \fR[
|
||||
|
||||
.It complete \fR[
|
||||
.Va command
|
||||
[\fIword\fB/\fIpattern\fB/
|
||||
.Va list
|
||||
@ -4350,7 +4244,7 @@ is to be completed, and may be one of the following:
|
||||
.PD 0
|
||||
.RS +4
|
||||
.TP 4
|
||||
.B c
|
||||
.It c
|
||||
Current-word completion.
|
||||
.Va pattern
|
||||
is a glob-pattern which must match the beginning of the current word on
|
||||
@ -4358,25 +4252,25 @@ the command line.
|
||||
.Va pattern
|
||||
is ignored when completing the current word.
|
||||
.TP 4
|
||||
.B C
|
||||
.It C
|
||||
Like
|
||||
.Va c
|
||||
, but includes
|
||||
.Va pattern
|
||||
when completing the current word.
|
||||
.TP 4
|
||||
.B n
|
||||
.It n
|
||||
Next-word completion.
|
||||
.Va pattern
|
||||
is a glob-pattern which must match the beginning of the previous word on
|
||||
the command line.
|
||||
.TP 4
|
||||
.B N
|
||||
.It N
|
||||
Like
|
||||
.Va n
|
||||
, but must match the beginning of the word two before the current word.
|
||||
.TP 4
|
||||
.B p
|
||||
.It p
|
||||
Position-dependent completion.
|
||||
.Va pattern
|
||||
is a numeric range, with the same syntax used to index shell
|
||||
@ -4387,71 +4281,50 @@ variables, which must include the current word.
|
||||
.Va list
|
||||
, the list of possible completions, may be one of the following:
|
||||
.Pp
|
||||
.PD 0
|
||||
.RS +4
|
||||
.TP 8
|
||||
.B a
|
||||
.Bl -tag
|
||||
.It a
|
||||
Aliases
|
||||
.TP 8
|
||||
.B b
|
||||
.It b
|
||||
Bindings (editor commands)
|
||||
.TP 8
|
||||
.B c
|
||||
.It c
|
||||
Commands (builtin or external commands)
|
||||
.TP 8
|
||||
.B C
|
||||
.It C
|
||||
External commands which begin with the supplied path prefix
|
||||
.TP 8
|
||||
.B d
|
||||
.It d
|
||||
Directories
|
||||
.TP 8
|
||||
.B D
|
||||
.It D
|
||||
Directories which begin with the supplied path prefix
|
||||
.TP 8
|
||||
.B e
|
||||
.It e
|
||||
Environment variables
|
||||
.TP 8
|
||||
.B f
|
||||
.It f
|
||||
Filenames
|
||||
.TP 8
|
||||
.B F
|
||||
.It F
|
||||
Filenames which begin with the supplied path prefix
|
||||
.TP 8
|
||||
.B g
|
||||
.It g
|
||||
Groupnames
|
||||
.TP 8
|
||||
.B j
|
||||
.It j
|
||||
Jobs
|
||||
.TP 8
|
||||
.B l
|
||||
.It l
|
||||
Limits
|
||||
.TP 8
|
||||
.B n
|
||||
.It n
|
||||
Nothing
|
||||
.TP 8
|
||||
.B s
|
||||
.It s
|
||||
Shell variables
|
||||
.TP 8
|
||||
.B S
|
||||
.It S
|
||||
Signals
|
||||
.TP 8
|
||||
.B t
|
||||
.It t
|
||||
Plain (
|
||||
.Dq text )
|
||||
files
|
||||
.TP 8
|
||||
.B T
|
||||
.It T
|
||||
Plain (
|
||||
.Dq text )
|
||||
files which begin with the supplied path prefix
|
||||
.TP 8
|
||||
.B v
|
||||
.It v
|
||||
Any variables
|
||||
.TP 8
|
||||
.B u
|
||||
.It u
|
||||
Usernames
|
||||
.TP 8
|
||||
.B x
|
||||
.It x
|
||||
Like
|
||||
.Va n ,
|
||||
but prints
|
||||
@ -4459,22 +4332,17 @@ but prints
|
||||
when
|
||||
.Va list-choices
|
||||
is used.
|
||||
.TP 8
|
||||
.B X
|
||||
.It X
|
||||
Completions
|
||||
.TP 8
|
||||
$
|
||||
.Va var
|
||||
Words from the variable
|
||||
.Va var
|
||||
.TP 8
|
||||
(...)
|
||||
Words from the given list
|
||||
.TP 8
|
||||
\`...\`
|
||||
Words from the output of command
|
||||
.PD
|
||||
.RE
|
||||
.El
|
||||
.Pp
|
||||
.Va select
|
||||
is an optional glob-pattern.
|
||||
|
||||
Loading…
Reference in New Issue
Block a user