path: root/bin/ksh/ChangeLog

$OpenBSD: ChangeLog,v 1.3 1996/10/01 02:05:26 downsj Exp $

Mon Sep 30 17:14:41 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* made pdksh-5.2.9 distribution

Mon Sep 30 12:52:21 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* lex.c(pprompt): fixed usage of ntruncate.

Thu Sep 19 17:43:33 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* sh.h(KSH_SYSTEM_PROFILE): new define.
	* main.c(main): use KSH_SYSTEM_PROFILE.

	* aclocal.m4(KSH_OS_TYPE): added case for NEXT.

Thu Sep 19 15:39:54 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* tty.c(tty_init): added hack for NeXT's rlogin's missing controlling
	  tty.

Mon Sep 16 11:18:10 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* edit.c(add_glob): don't append a * to a ~username.
	 
	* edit.c(x_init): set got_sigwinch before calling check_sigwinch().

Wed Sep 11 14:38:38 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* c_ksh.c(c_let): ifdef'd KSH.
	* lex.h(SDPAREN),lex.c: ifdef'd KSH all uses of SDPAREN.
	* lex.h(MDPAREN),syn.c: ifdef'd KSH all uses of MDPAREN.

Mon Sep  9 16:18:03 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* aclocal.m4(AC_PROG_CC): replaced autoconf's version with
	  modified version.

	* configure.in(clock_t): check in sys/time.h as well.
	* ksh_times.h: include ksh_time.h.
	* ksh_time.h,ksh_times.h: added ifndef KSH_TIME_H/KSH_TIMES_H.

Fri Sep  6 13:20:24 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* edit.c(promptlen): X\r hack for delimiting hidden characters
	  in prompt.
	  (Based on fix from Bill Kish)

Tue Sep  3 11:03:26 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* Makefile.in: removed options.h from HDRS (also removed file).

Thu Aug 29 10:04:01 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* aclocal.m4(KSH_MEMMOVE): added return 0 to end of main().

Fri Aug 23 14:23:50 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* aclocal.m4,ksh_stat.h: changed S_IFFIFO to S_IFIFO.

Fri Aug 23 09:58:09 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* var.c(skip_wdvarname): don't check for array if first char
	  isn't [.

Thu Aug 22 12:51:25 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* jobs.c: added ifdef KSH around Coproc_id/j->coproc_id usagae.
	* c_ksh.c(c_read): added ifdef KSH around opipe.

Tue Aug 20 09:41:32 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* configure.in: fixed quoting of sed LDSTATIC expression.

Mon Aug 19 14:26:08 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* made pdksh-5.2.8 distribution

Mon Aug 19 11:38:16 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* table.c(texpand): don't free entry if FINUSE is set.

	* var.c(unset): preserve ARRAY and DEFINED if unsetting foo[0].

Thu Aug 15 15:08:52 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* jobs.c(sm_sigchld,sm_default): moved to sh.h.
	* sh.h(Coproc_id, struct coproc): new typedef; added njobs and 
	  id fields to struct coproc.
	* exec.c(execute): case TCOPROC: re-did coprocess stuff to use
	  njobs/coprocess id.
	* jobs.c(struct Job): added coproc_id field.
	* jobs.c(exchild): initialize coproc_id to 0; set job coproc_id
	  and increment coproc.njobs in parent.
	* jobs.c(checkjob): check coproc_id and close co-process input/output
	  if needed.

	* exec.c(iosetup): only play with coprocess fds if this is an
	  empty exec.
	* c_sh.c(c_read): commented out coproc_readw_close() call and eof call.
	* c_ksh.c(c_print): commented out closing coprocess fd on EPIPE.

	* jobs.c(exchild): in parent, last part of job: use orig_flags (not
	  flags) when checking XCOPROC.

Thu Aug 15 15:00:42 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* io.c(get_coproc_fd,cleanup_coproc): renamed to coproc_getfd() and
	  coproc_cleanup(), respecitively; changed all calls.

Tue Aug 13 16:56:59 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* expr.c(O_COMMA,P_COMMA): new enums.
	* expr.c(evalexpr): added case for O_COMMA.

Tue Aug 13 15:18:28 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* expr.c(do_ppmm): new function to handle ++/--.
	* expr.c(evalexpr): call do_ppmm() in P_PRIMARY code.
	* expr.c(LAST_BINOP): deleted.
	* expr.c(IS_BINOP): new define.
	* expr.c(evalexpr): use IS_BINOP.
	* expr.c(O_PLUSPLUS,O_MINUSMUNS,opinfo[]): new enums; updated opinfo
	* expr.c(ET_LVALUE,ET_RDONLY): new enums.

	* expr.c(token): var code: don't increment cp in iter part of for loop,
	  do it in body; don't correct for off by 1 in array or !noasign code.
	* table.h(EXPRLVALUE): new define.
	* expr.c(token): var code: set EXPRLVALUE flag if noassign.
	* expr.c(intvar): copy temp var if EXPRLVALUE set.
	* expr.c(assign_check): new function.
	* expr.c(evalexpr): if assign-op, call assign_check().

Tue Aug 13 11:02:32 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* vi.c(do_comment),edit.c(x_do_comment): made do_comment generic,
	  renamed and moved to edit.c; changed all calls.
	* emacs.c(x_ftab[]): added x_comment.
	* emacs.c(x_defbindings[]): added XFUNC_comment as <esc>#.
	* emacs.c(x_comment): new function.

Mon Aug 12 16:13:36 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* expr.c(ET_BADVAR): deleted.
	* expr.c(ET_RECURSIVE, struct expr.evaling),table.h(EXPRNEVAL): added.
	* expr.c(v_evaluate): if curstate.evaling set, clear EXPRINEVAL.
	* expr.c(evalerr): added ET_RECURSIVE case, removed ET_BADVAR case.
	* expr.c(intvar): do recursion check, call v_evaluate() on value.

Mon Aug 12 14:25:23 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* io.c(coproc_read_close): call coproc_readw_close() instead of
	  duplicating code.

Mon Aug 12 11:21:39 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* edit.c(x_locate_word): changed to allow at most 1 leading blank
	  before the word.
	* edit.c(x_file_glob,x_command_glob,add_glob): allow zero length word.
	* edit.c(x_cf_glob): allow zero length globs on when doing file
	  completion.

	* edit.c(x_complete_word): #if 0 - it isn't used...
	* edit.c(x_file_glob,x_command_glob,x_locate_word): made static.

	* eval.c(varsub): changed FNOUNSET error from "unset variable"
	  to "parameter no set", ala at&t ksh.

	* c_ksh.c(c_typeset): print variables that aren't set (just
	  leave out the =...).

Mon Aug 12 11:03:22 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* exec.c(findfunc): removed redundent DEFINED check after tsearch().

Fri Aug  9 22:16:21 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* jobs.c(j_change): when turning off FMONITOR and not FTALKING,
	  changed SS_RESTORE_CURR to SS_RESTORE_ORIG.

	* edit.c(x_sigwinch): new function.
	* edit.c(x_init): set up signal handler for SIGWINCH; moved
	  code to get window size into x_sigwinch(); call x_sigwinch().
	* emacs.c(xx_cols): new variable.
	* emacs.c(x_init): set xx_cols_to x_cols; change all uses of x_cols
	  to xx_cols.
	* vi.c(display): when displaying morec, changed x_cols-2 to
	  pwidth+winwidth+1.

Fri Aug  9 12:49:00 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* table.h(FKSH): new define.
	* tree.h(struct op): put evalflags into new union u, added ksh_func
	  to union; changed all uses of evalflags.
	* syn.c(function_body): set u.ksh_func.
	* exec.c(execute): changed define() arg to t (was t->left).
	* exec.c(define): copy t->left (was t); set FKSH in flag if is
	  a ksh function.
	* exec.c(comexec): don't keep assignments for x() style functions.
	* exec.c(comexec: case CFUNC: set kshname ($0) for ksh style functions
	  only (was FPOSIX).

	* exec.c(execute): case TAND/TOR: pass XERROK on when executing right
	  hand side.

	* jobs.c(exchild): deleted redundant code to set j->flags
	  (near new_job() call).

	* sh.h(ksh_tmout),main.c(alarm_init),trap.c(alarm_init,alarm_catcher):
	  ifdef'd KSH.

	* sh.h(SS_SHTRAP,Trap.shtrap): added.
	* trap.c(trapsig): if shtrap is non-zero, call it.
	* trap.c(setsig): set shtrap if SS_SHTRAP set.
	* jobs.c(j_init),trap.c(alarm_init): pass SS_SHTRAP.
	* jobs.c(j_sigchld),trap.c(alarm_catcher): don't call trapsig().
	* trap.c(Sigact_alarm): removed.

Thu Aug  8 15:57:14 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* exec.c(comexec): case CEXEC: print cannot execute error only
	  if / in pathname; also, set exit code to 126.

	* exec.c(do_selectargs): added print_menu arg; only print
	  menu if this is set, or if REPLY is null; removed "while isspace"
	  loop.
	* exec.c(execute): case TSELECT: call do_selectargs with print_menu
	  of TRUE on first call only.

	* exec.c(define): added was_set variable and logic.
	* c_sh.c(c_unset): return 1 if variable/function to be unset wasn't
	  set to begin with.

Wed Jul 31 10:33:00 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* sh.h(Tflag): new type.
	* sh.h(builtin_flag): changed type to Tflag.
	* table.h(struct tbl): changed type of flag field to Tflag.
	* c_ksh.c(typeset): changed type of flag, fset, fclr to Tflag.
	* c_ksh.c(c_alias): changed type of xflag to Tflag.
	* exec.c(comexec): changed type of old_inuse to Tflag.
	* exec.c(builtin): changed type of flag to Tflag.
	* var.c(typeset): changed set, clr args to Tflag; convert second
	  arg of call to local() to boolean.

Wed Jul 31 10:26:25 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* sh.h(C_QUOTE): new define.
	* sh.h(ctypes[]),misc.c(ctypes[]): changed from char to short.
	* misc.c(initctypes): set C_QUOTE bits in ctypes[].
	* misc.c(print_value_quoted): use C_QUOTE.

Mon Jul 29 11:38:36 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* lex.c(set_prompt): don't print warning message if setjmp returns
	  non-zero.

Fri Jul 26 10:16:27 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* lex.c(set_prompt): don't do ! and parameter expansion if !KSH.

	* table.h(V_MAIL,V_MAILPATH,V_MAILCHECK): ifdef KSH.
	* var.c(initvar,setspec,unsetspec): ifdef KSH use of MAIL stuff.
	* mail.c: ifdef KSH whole file.
	* main.c(shell): ifdef KSH call to mcheck().
	* main.c(initcoms[]): ifdef KSH the MAILCHECK=600.
	  (based on patches from Marc Olzheim).

	* exec.c(PS4_SUBSTITUTE): new macro.
	* exec.c(execute, comexec, iosetup): use PS4_SUBSTITUTE.

Thu Jul 25 17:19:17 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* sh.h(F_VIESCCOMPLETE): new define.
	* misc.c(options[]): added vi-esccomplete.
	* vi.c(classify[]): make ^[ a repeatable command.
	* vi.c(vi_cmd): check F_VIESCCOMPLETE for ^[.

Mon Jul 22 16:54:38 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* c_ksh.c(c_getopts): return if variable is readonly; don't change
	  OPTIND if option is bad (fragile).
	* c_sh.c(c_brkcont): use ksh_getopt(); changed error message if
	  n <= 0.
	* c_sh.c(c_dot,c_eval,c_exitreturn): use ksh_getopt().
	* misc.c(ksh_getopt): print `unknown option' instead of `bad option'.

Mon Jul 22 16:08:40 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* edit.c(x_init): do NOT export COLUMNS/LINES - causes more problems
	  than it fixes.

Mon Jul 22 15:49:35 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* syn.c(get_command): fixed test for '< foo (command)' so it
	  works.

Fri Jun 21 09:57:47 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* aclocal.m4(KSH_OPENDIR_CHECK): include dirent.h if HAVE_DIRENT_H
	  defined (was DIRENT || _POSIX_VERSION).
	* aclocal.m4(KSH_UNISTD_H): don't test HAVE_DIRENT_H when including
	  dirent.h.

Wed Jun 12 11:02:32 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* c_test.c(b_ops[]): added "==" entry (ksh93ism).

Mon Jun 10 14:00:21  1996 Michael Rendell (michael@lyman.cs.mun.ca)

	* ksh_stat.h: undef S_ISSOCK if STAT_MACROS_BROKEN defined.
	* aclocal.m4(AC_HEADER_STAT): redefine autoconf's version to handle
	  FreeBSD's S_ISSOCK.

Tue Jun  4 08:41:19 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* made pdksh-5.2.7 distribution

	* vi.c(CMDLEN): changed from 16 back to 1024.

Sun Jun  2 11:54:46 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* made pdksh-5.2.6 distribution

Sun Jun  2 11:46:56 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* exec.c(search_access): changed ordering of xsuffixes[], rsuffixes[];
	  removed code that used xsuffixes[] when suffix is present.
	* lex.c(getsc_line): set O_TEXT/O_BINARY if os/2.
	* main.c(remove_temps): added os2 ifdefs.
	  [Changes from Dale DePriest.]

Tue May 21 14:18:22 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* vi.c(vi_cmd): case '#': call do_comment() to do work.
	* vi.c(do_comment): new function.
	* vi.c(putbuf,grabhist,grabsearch): fixed pesimestic off-by-1 error
	  (cbufsize - 1 -> cbufsize).
	* vi.c(vi_hook): case VCMD: case -1: added refresh(0).
	* vi.c(vi_cmd): case 'P': don't move cursor back if nothing added.

Tue May 21 12:03:34 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* emacs.c(do_complete): don't add space if single match and
	  it doesn't end with a /.

Tue May 21 11:51:36 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* edit.c(x_init): use typeset to set EXPORT attribute for
	  COLUMNS/LINES.

Tue May 21 11:40:12 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* misc.c(parseargs): option setting: ignore context if option
	  isn't being changed.
	* misc.c(printoptions): for non-verbose mode: print a set command
	  (eg, set -o vi -o ...) instead of just the option names.

Tue May 21 11:14:27 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* c_sh.c(c_brkcont): if n is too big, use last enclosing loop.

Fri May 10 09:27:47 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* sh.h(Getopt): changed field p from int to unsigned.

Tue May  7 12:10:47 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* made pdksh-5.2.5 distribution

Tue May  7 11:45:37 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* syn.c(compile): set multiline if source is SSTRING.
	* syn.c(yyparse): don't peek before calling c_list() - build
	  TEOF if c_list() fails and c is 0.
	* syn.c(c_list): remove SSTRING test.
	* syn.c(get_command): if EOF is reached, free iops,args,vars.
	* syn.c(syntaxerr): set multiline.on to false when it is used;
	  don't use multiline.on if start token is 0.

Tue May  7 10:11:41 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* history.c(c_fc,hist_execute): moved calls to histbackup() from
	  c_fc() to hist_execute().
	* history.c(hist_get): number: took out +1 correction as histbackup
	  hasn't been done yet; string: added -1 correction to ensure
	  current fc command isn't searched.
	* history.c(hist_get_newest,hist_get_oldest): don't find the
	  current (fc) command; removed print_err argument (was always
	  true).
	* history.c(hist_get,hist_get_newest): added allow_cur argument;
	  changed all calls.

Mon May  6 09:55:29 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* emacs.c(x_nextcmdp): renamed to x_nextcmd, changed from
	  char ** to int.
	* emacs.c(x_nl_next_com): save absolute command number, not
	  relative position in history array (which changes).
	* emacs.c(x_emacs): convert x_nextcmd back to relative position.
	* emacs.c(x_init_emacs): initialize x_nextcmd to -1.

Sun May  5 13:10:48 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* expr.c(evalexpr): when assigning a non-integer, call setint()
	 (not setstr(..., strval(...))).

Sun May  5 12:16:11 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* mail.c(maddmsg): changed name to mprintit(); now prints message
	  directly instead of saving in a linked list; changed all calls.
	* mail.c(mprint): deleted; deleted all calls.
	* mail.c(mmsgs,struct mailmsg): deleted.

Sun May  5 11:52:05 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* lex.h(SF_TTY): new flag.
	* lex.h(STTY): deleted.
	* main.c(main): if tty, use SSTDIN, set SF_TTY.
	* main.c(shell): check SF_TTY instead of STTY.
	* lex.c(getsc_): call getsc_line for SSTDIN/SFILE.
	* lex.c(getsc_line): new function (merged old STTY/SSTDIN/SFILE code).

Fri May  3 11:24:17 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* main.c(shell): changed exit_atend to toplevel.  Changed interactive
	  to be falking&toplevel (was talking&s->type==STTY).

Fri May  3 10:59:22 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* var.c(getint): only allow one base (ie, disallow 2#4#5).

Thu May  2 21:31:23 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* var.c(array_index_calc): new function
	* var.c(global): call array_index_calc(); moved $2 code into
	  if (!letter(c))...
	* var.c(local): call array_index_calc(); added copy argument & code;
	  changed all calls.
	* table.h(LOCAL_COPY): new define.
	* exec.c(comexec): maybe pass LOCAL_COPY to typeset().

Thu May  2 16:34:29 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* emacs.c: command completion changes.
	* emacs.c(Comp_type,CT_LIST,CT_COMPLETE,CT_COMPLIST): new type.
	* emacs.c(x_ins): return type changed to int; return -1 if
	  string can't be inserted.
	* emacs.c(x_do_ins): new function.
	* emacs.c(add_stash,list_stash,compl_dec,compl_file,compl_command,
	  str_match): deleted; changed callers to use do_complete().
	* emacs.c(do_complete,x_expand): new functions.
	* emacs.c(x_ftab[],x_defbindings[]): added entry for file-expand;
	  bound to <ESC>*.

Thu May  2 15:31:32 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* lex.c(set_prompt): pass strlen() + 1 to shf_sopen.
	  (fix from Arnon Kanfi).

Wed Apr 24 11:50:52 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* history.c(c_fc): -e -: don't increment wp past null; allow
	  pat=replace arg with "-1" type argument.
	  (based on fix from Jason Tyler).

Mon Apr 15 11:58:34 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* table.c(tenter),alloc.c(alloc): changed use of offsetof() so field
	  parameter is a constant expression.
	* sh.h: took out undef of offsetof on CRAYs.

Fri Apr 12 16:01:40 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* jobs.c(JF_USETTYMODE): renamed JR_ORIGFG to JF_USETTYMODE.
	* jobs.c(j_waitj): clear JF_USETTYMODE if fg job is stopped.

Sun Apr  7 12:35:30 NDT 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* c_ksh(c_print): echo: don't treat a lone minus as an option.

Sat Apr  6 00:09:37 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* c_ulimit.c(c_ulimit.c): always pass 2 args to ulimit().
	* ksh_sigsetjmp(): changed all uses to be simple expressions - seems
	  to be required by the cray C compiler.
	* sh.h(offsetof): undef if on a cray.
	  (based on fixes from Dave Kinchlea)

Sat Mar 23 13:58:12 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* siglist.in: added WAITING,LWP,FREEZE,THAW,CANCEL

Thu Mar  7 23:26:37 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* edit.c(x_init): set LINES if possible.

Thu Mar  7 23:01:55 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* main.c(main): call x_init() after j_init()
	  (based on fix from Stefan Dalibor).

Thu Mar  7 16:13:10 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* aclocal.m4(KSH_OS_TYPE): check for TitanOS (use cc -43).
	* aclocal.m4(KSH_SIGNAL_TYPE): for bsd41 signals, check if signal
	  interrupt read().

Thu Mar  7 13:59:29 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* sh.h(strstr),missing.c(strstr): changed args to const.

Wed Mar  6 17:21:36 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* io.c(errorf,bi_errorf): changed null pointer string check to
	  empty string; changed all calls (due to new error gcc warnings).

Wed Mar  6 17:15:58 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* exec.c(search_access): files aren't executable if they don't
	  have any execute bits.
	* ksh_stat.h: added S_IXUSR,S_IXGRP,S_IXOTH.
	* exec.c(search_access,search_access1): OS2: changed the meaning
	  of these two functions (search_access1 now called from search_access).

Wed Mar  6 16:23:23 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* tree.c(ptree): add case for TSELECT.

Wed Mar  6 12:40:34 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* vi.c(Z_,is_zeroarg): new defines.
	* vi.c(classify): use Z_ for G, g, _, |, v, ^I, ^F.
	* vi.c(vi_cmd): use is_zerocount().
	* vi.c(complete_word): if command prefixed by a count, complete
	  to count'th expansion (as reported by print_expansions()).

Tue Mar  5 14:43:48 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* eval.c(GF_NONE,GF_EXCHECK,GF_GLOBBED,GF_MARKDIR): new defines.
	* eval.c(glob_str): added markdirs argument; changed all calls;
	  made function non-static.
	* eval.c(glob): added markdirs argument; changed all calls.
	* tree.h(DOMARKDIRS): new define.
	* eval.c(expand): set DOMARKDIRS if FMARKDIRS.
	* edit.c(x_complete_word,x_print_expansions,x_file_glob,x_command_glob,
	  x_locate_word,x_cf_glob,x_add_glob,x_longest_prefix,x_free_words):
	  new functions.
	* proto,edit.h: moved functions defined in edit.c to edit.h.
	* vi.c(struct edstate): moved to top of file.
	* vi.c(print_expansions): added struct edstate argument; changed all
	  calls.
	* vi.c(struct glob,Glob,globstr,glob_word,): deleted
	* vi.c(vi_pprompt): new function; changed all calls of pprompt() in
	  vi.c to use vi_pprompt().
	* vi.c(x_vi): moved to top of file.
	* vi.c(expand_word,complete_word): free buf if it is not null.
	* vi.c(expand_word,complete_word,print_expansions): changed
	  to use new edit.c functions.

Tue Feb 20 11:02:05 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* table.c(twalk,tnext,struct tstate),table.h(struct tstate): moved
	  struct tstate from table.c to table.h; changed twalk,tnext to take
	  struct tstate* argument; changed all calls; deleted static tstate
	  variable.

Sat Feb 17 12:28:11 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* vi.c(vi_hook): case VSEARCH: if new pattern is empty, repeat last
	  search.

Sat Feb 10 15:59:28 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* table.h(struct arg_info): new struct.
	* table.h(struct block): changed argv, argc fields to argi.

Sat Feb 10 15:12:47 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

        ANSI C name space requirements:

	* vi.c(isbad,iscmd,islong,ismove,issrch,isundoable,iswordch): changed
	  to is_bad,is_cmd,is_long,is_move,is_srch,is_undoable,is_wordch.
	* emacs.c(iscfs,ismfs): changed to is_cfs, is_mfs.
	* emacs.c(strmatch): changed to str_match.
	* sh.h(strchr_dirsep,strrchr_dirsep): changed to ksh_strchr_dirsep,
	  ksh_strtchr_dirsep; changed all calls.
	* missing.c(strichars[]): changed to ichars[].
	* var.c(strint,strval): changed to setint_v, str_val.
	* missing.c(strsave,strnsave): changed to str_save,str_nsave.

Fri Feb  9 11:30:15 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* main.c(main): remove envp parameter; declare and use environ.

	* c_ksh.c(c_print): octal digit escape sequences must start with \0.

Sat Feb  3 15:35:41 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* vi.c(vi_cmd,classify[]): made ^I a command.

Fri Feb  2 10:40:32 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* lex.h(struct source): added u.freeme field.
	* lex.c(getsc_): case SREREAD: free u.freeme iff start isn't u.ugbuf.

Thu Feb  1 15:27:06 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* c_test.h(Test_env): added end union.
	* c_test.c(c_test): keep track of end postition using end.wp;
	  don't write on wp.

	* emacs.c(x_mapin): changed to dup string, then munge; return duped;
	  changed all calls.

	* eval.c(homedir): deleted getpwnam() declaration - can't believe
	  its needed anywhere (we shall see, though).

	* sh.h(handler_t): use ARGS for prototype; use h
	* sh.h(struct trap),trap.c(setsig,settrap),sigact.c,sigact.h:
	  use handler_t.
	* history.c,c_sh.c,c_ksh.c: removed register declaration from
	  c_*() functions.
	* exec.c(builtin),proto.h(builtin): use prototype for func.
	* misc.c(qsortp,qsort1),proto.h(qsortp): use prototype for f.

	* c_ksh.c(ksh_getopt): made options arg const.
	* tree.c(fptreef,snptreef,vfptreef): made fmt arg const.
	* jobs.c(waitfor,j_kill,j_resume,j_lookup,j_jobs): made cp arg const.
	* shf.c(shf_snprintf,shf_smprintf,shf_vfprintf): made fmt arg const.
	* c_test.h(Test_env.error),c_test.c(ptest_error): made msg arg const.
	* c_test.c(test_stat,test_eaccess): made path arg const.
	* c_test.c(ptest_getopnd,dbteste_getopnd): made return value const.
	* c_test.c(ptest_eval,test_eval,dbteste_eval,dbtestp_eval,test_primary):
	  made opnd1,opnd2 arg const.
	* c_test.c(test_isop): made s arg const.

	* misc.c(bi_getn,getn): made as arg const.
	* misc.c(getn): made as arg const.
	* misc.c(gmatch): made s/p arg const.
	* misc.c(has_globbing): made xp/xpe arg const.
	* misc.c(do_gmatch): made s/p/se/pe arg const.
	* misc.c(cclass): made p arg const.

Thu Feb  1 14:54:32 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* edit.h, sh.h, tty.h: changed _I_ to I__.
	* edit.h, edit.c: changed _D_ to D__.

	* jobs.c,shf.c,tty.c: include ksh_stat.h (POSIX: needed for open).

	* sigact.c: use ARGS instead of __P; comment out __P defines.

	* shf.c: include math.h if FP.
	* shf.c(my_ceil): remove modf() declaration.
	* shf.c(shf_fvprintf): comment out frexp() declaration; changed
	  exp to expo.

	* jobs.c(struct job, j_utime, j_stime): changed utime/stime to
	  usrtime/systime; change j_utime/j_stime to j_usrtime/j_systime.

Wed Jan 31 16:13:44 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* edit.c(x_getc): cast return value to int to avoid warnings on
	  strange compilers.
	* exec.c(funcfunc): changed second arg to unsigned int (was int).
	* syn.c(elsepart): move return NULL to end of function (avoids
	  warning from some compilers).
	* vi.c(classify[]): changed type to unsigned char.
	* shf.c(shf_smprintf): delete unused variable n.
	* aclocal.m4(KSH_TIMES_CHECK): define INT32 in test code.
	* aclocal.m4(KSH_SIGNAL_CHECK): typeo: had bsd42 instead of bsd41.
	* sh.h(MAGIC): changed to 7 to increase portability.
	* jobs.c(tcsetpgrp,tcgetpgrp): define if TTY_PGRP (was TIOCSPGRP).

Tue Jan 23 11:40:25 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* sh.h(ksh_jmp_buf): new define.

Thu Jan 18 15:03:19 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* history.c(hist_replace): fixed substitution code (again).

Wed Jan 17 20:10:02 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* made pdksh-5.2.4 distribution

	* main.c(initcoms): changed hash alias to "hash=alias -t".

	* exec.c(do_selectargs): deleted c_read() declaration.

	* c_ksh(c_alias): call ksh_getopt_reset() before calling c_unalias().

Wed Jan 17 19:47:55 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* history.c(histbackup): changed "histptr > history"
	  to "histptr >= history".

	* history.c(hist_replace): removed un-needed "last" - use "s" instead.
	  (based on fix from Jason Tyler).

Thu Jan 11 15:59:46 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* c_ksh.c(c_whence,c_command),main.c(initcoms[]): removed ifdef KSH
	  (type is a builtin in sys-5 sh).

Wed Jan 10 11:49:59 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* Makefile.in: added NEWS.os2 to OS2FILES.

	* version.c: include "sh.h" (needed for const define).

	* exec.c(pr_menu): made non-static.
	* vi.c(print_expansions): gather expansions into an arrat
	  and use pr_menu().
	  (fixes from Mike Jetzer).

	* vi.c(redraw_line): added newline option; changed all calls.

Wed Jan 10 10:21:06 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* vi.c(classify): made 'U' a C_.
	* vi.c(ohnum): new variable.
	* vi.c(vi_reset): set ohnum to hlast.
	* vi.c(grabhist): set ohnum.
	* vi.c(vi_cmd): case n,N,/,? set ohnum; added case 'U'.
	* vi.c(edit_reset): clear holdlen.
	  (based on fix from Dale DePriest).

Tue Jan  9 11:23:36 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* emacs.c(iscfs): make ', " seperators.
	  (fix from Dale DePriest).

	* conf-end.h: deleted stuff to undef HISTORY, VI, EMACS, etc if
	  KSH wasn't defined (now done in configure).

	* sh.h(GI_NONAME): changed to GF_NONAME; changed all uses.

	* configure.in: added AC_ARG_PROGRAM.
	* Makefile.in: replaced binprefix and manprefix with
	  program_transform stuff.

Mon Jan  8 11:42:46 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* sh.h(struct temp): added shf field.
	* io.c(maketemp): changed to use O_EXCL; keep trying if open
	  fails (due to O_EXCL); fill in shf field; changed all calls.

	* main.c(include): added intr_ok flag; changed all calls.

	* main.c(main): if compiled as sh and posix option not set, do not
	  include $ENV.

	* trap.c: define FROM_TRAP_C before including sh.h.
	* sh.h: don't declare sigtraps if FROM_TRAP_C declared.

	* c_ksh.c(c_cd): fixed error message.
	* vi.c(glob_word): don't add * if word contains a $.
	  (Based on fixes from Mike Jetzer).

	* eval.c(tilde): if HOME,PWD,OLDPWD aren't set, don't expand
	  ~,~+/~-.

Fri Jan  5 12:15:58 NST 1996 Michael Rendell (michael@garfield.cs.mun.ca)

	* c_ksh.c(c_typeset): seperate loop for printing functions
	  (do not traverse array link).
	* c_ksh.c(c_typeset): list functions: do not ignore unset functions.
	* exec.c(findfunc): set val.t to 0 when creating new entry.
	* exec.c(define): if FINUSE, use tail recursion.

Thu Jan  4 11:10:22 NST 1996 Michael Rendell (michael@panda.cs.mun.ca)

	* vi.c(globstr): deleted ifdef'd out code.

Sun Dec 10 11:07:52 NST 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* lex.c(yylex): added case for STBRACE; wrap word part of
	  trim substitution in @(..).
	* eval.c(trimsub): deleted code to wrap pattern in @(..); changed
	  '%' code to use strnsave().

Fri Dec  8 22:55:56 NST 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* eval.c(trimsub): if trim pattern contains a |, wrap pattern
	  in @(...).
	* lex.c(yylex): make | special when incounted in a ${...}
	  substitution.

Fri Dec  8 11:52:38 NST 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* var.c: ifdef'd HISTFILE, HISTSIZE stuff with HISTORY (was KSH).

	* *.c,*.h: ifdef'd coprocess stuff with KSH.

Thu Dec  7 14:41:06 NST 1995 Michael Rendell (michael@angel.cs.mun.ca)

	* options.h(BRACEEXPAND): changed to BRACE_EXPAND; changed all
	  references.

Thu Dec  7 13:54:20 NST 1995 Michael Rendell (michael@angel.cs.mun.ca)

	* exec.c(do_selectargs): don't print newline on eof.

Thu Dec  7 10:23:30 NST 1995 Michael Rendell (michael@angel.cs.mun.ca)

	* c_ksh.c(c_print): added -f for OS2.
	* tree.h(DODIRSWP),eval.c: deleted define and all uses of it.
	* exec.c(scriptexec): ...
	* io.c(check_fd): set O_TEXT/O_BINARY flag for OS2.
	* main.c(main): set O_BINARY/O_TEXT, search path for arg.
	* emacs.c(compl_file): call opendir with buf, not dirnam.
	  (based on changes from Dale DePriest).

Wed Nov 29 15:50:36 NST 1995 Michael Rendell (michael@angel.cs.mun.ca)

	* eval.c(expand,debunk): handle extended pattern matching stuff.
	* eval.c(debunk): now has two arguments, changed all calls.
	* eval.c(globit): changed to use has_globbing.
	* eval.c(copy_non_glob): deleted.

	* misc.c(has_globbing): new function.
	* misc.c(cclass): changed argument to unsigned char *; handle
	  extended pattern matching.
	* misc.c(do_gmatch): new function (taken from gmatch()).
	* misc.c(gmatch): changed to call do_gmatch.
	* misc.c(do_gmatch): added cases for extended pattern matching
	  (*(foo|bar), etc.).
	* misc.c(pat_scan): new function.

	* lex.c(yylex): added SPATTERN case.

	* lex.c(arraysub): changed to assume just past the leading [
	  (was assuming about to read [); changed all calls; changed
	  to use getsc_bn().

	* lex.c(ungetsc): added argument; changed all calls; can now unget
	  arbitrary number of characters.
	* lex.c(ungetsc_): new function.

	* lex.h(struct source): added start field, removed u.start field,
	  changed all uses.
	* lex.c(getsc_): case STTY: skip blank line only if this is first line
	  of a command (eg, not part of here documennt, etc.).

	* lex.c(yylex): case SHEREDELIM,SHEREDQUOTE: ignore \newline.
	* lex.c(readhere,get_brace_var): ignore \newline.
	* lex.c(getsc_bn,getsc_bn_): new define/function.

	* exec.c(iosetup): don't enforce noclobber for non-regular files.

	* tree.h(OPAT,SPAT,CPAT): new defines.
	* tree.c(tputS,wdscan): added cases for OPAT,SPAT,CPAT.

	* lex.c(yylex): moved case '[' from Subst: switch to case SBASE:.

Tue Nov 14 11:00:48 NST 1995 Michael Rendell (michael@angel.cs.mun.ca)

	* syn.c(get_command,caselist): moved parsing of IN/ESAC into
	  caselist; allow {/} instead of IN/ESAC;
	* syn.c(casepart): new parameter: endtok.
	* lex.c(yylex): allow } as well as ESAC when ESACONLY set.
	  (changes based on fix from DaviD W. Sanderson).

Tue Nov 14 10:22:17 NST 1995 Michael Rendell (michael@angel.cs.mun.ca)

	* main.c(shell): do not zero exstat at start of routine.

	* exec.c(execute): removed redundent "exstat = rv" before
	  unwind(LERROR).

Thu Nov  9 15:01:54 NST 1995 Michael Rendell (michael@angel.cs.mun.ca)

	* var.c(arrayname): made argument const.
	* var.c(typeset): made var argument const.
	* var.c(export): made val argument const.
	* tree.c(wdscan): changed return type to non-const (added casts).

Thu Nov  9 14:39:49 NST 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* c_ksh.c(c_alias),c_sh.c(c_set): made args[] array const.
	* c_ulimt.c(c_ulimit): made limits[] array const.
	* edit.c(x_mode): x_cur_mode no longer explicitly initialized to 0.
	* emacs.c(x_tab,x_atab): no longer explicitly initialized to 0.
	* exec.c(comexec): made texec non-static, non-initialized.
	* history.c(hist_finish): once no longer explicitly initialized to 0.
	* io.c(maketemp): io no longer explicitly initialized to 0.
	* jobs.c(job_list,last_job,async_job,free_jobs,free_procs): no longer
	  explicitly initialized to 0.
	* jobs.c(lookup_msgs[],tt_sigs[]): made array const.
	* mail.c(mplist,mbox,mlastchkd,mmsgs): no longer explicitly
	  initialized to 0.
	* vi.c(expand_word,complete_word): buf no longer explicitly
	  initialized to 0.
	* vi.c(classify[]): made array const.

Tue Nov  7 11:08:01 NST 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* mkman: new script
	* Makefile.in: use mkman to generate ksh.1
	* ksh.Man,ksh.1: renamed ksh.1 to ksh.Man
	* ksh.Man: changed way sh/ksh option handled.
	  (changes based on fix from Michael Haardt).

Tue Sep 19 09:53:53 NDT 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* jobs.c(j_stopped): deleted function.
	* jobs.c(j_exit): send SIGCONT, then SIGHUP; send SIGHUP if
	  job is in foreground.
	  (based on fix from Paul Borman)

	* Makefile.in: move .PRECIOUS to after all.

Wed Sep 13 15:00:22 NDT 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* exec.c(dbteste_getopnd): changed tests from TO_STLT/TO_STGT
	  to TO_STEQL/TO_STNEQ.

Thu Aug 31 11:54:02 NDT 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* jobs.c(exchild): if fork fails, allow user to ^C out of loop.

Tue Aug 29 09:40:37 NDT 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* exec.c(iosetup): don't do globing if not interactive (POSIX).

	* exec.c(iosetup): print <& or >& as appropriate in error message.

	* tree.h(IONAMEXP): new define.
	* tree.c(pioact): handle IONAMEXP.
	* exec.c(iosetup): set IONAMEXP.

	* io.c(savefd): added noclose parameter; changed all calls.
	* exec.c(iosetup): move call to savefd() to after the open();
	  re-arranged the dup'ing (failed dups reported).

	* main.c(shell): call quitenv() before internal_error().

Sun Aug 13 21:38:44 NDT 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* sh.h(ksh_sigsetjmp,ksh_siglongjmp): new defines; changed
	  all uses of setjmp/longjmp to these.
	* configure.in: added checks for sigsetjmp() and _setjmp().

Wed Jul 26 10:08:23 NDT 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* c_ulimit.c(c_ulimit): added -p ("maxproc", RLIMIT_NPROC)
	  (fix from Simon J. Gerraty).

Thu Jun 29 10:22:51 NDT 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* edit.c(promptlen): added spp parameter; changed all calls.
	* vi.c(prompt_skip): new variable.
	* vi.c(edit_reset): set prompt_skip; use prompt_skip in all calls
	  to pprompt().

Sat Jun 24 15:55:03 NDT 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* IAFA-PACKAGE: new file.
	* Makefile.in: added IAFA-PACKAGE to DISTFILES.

Mon Jun 19 10:04:52 NDT 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* main.c(initcoms[]): added EXTRA_INITCOMS.

Fri Jun 16 12:33:10 NDT 1995 Michael Rendell (michael@panda.cs.mun.ca)

	* exec.c(search_access1): use FILECMP() instead of strcmp().

	* sh.h(FIELCHCONV): OS2 version: added isascii().
	* misc.c(gmatch); took unsigned out again for sc and pc.

	* main.c(main): don't set PS1 if it's already set; set it if
	  we are root and prompt doesn't contain a #.