6437624 RFE: Add ksh93 (as /usr/bin/ksh93) and libshell.so to OS/Net

6505835 AST tools and library (libpp) required for creating l10n messages for ksh93
PSARC/2006/550 Korn Shell 93 Integration
PSARC/2006/587 /etc/ksh.kshrc for ksh93
PSARC/2007/035 ksh93 Amendments
Contributed by Roland Mainz <roland.mainz@nrubsig.org>

--HG--
rename : usr/src/lib/libcmd/common/mapfile-vers => deleted_files/usr/src/lib/libcmd/common/mapfile-vers
rename : usr/src/lib/libcmd/common/placeholder.c => deleted_files/usr/src/lib/libcmd/common/placeholder.c

1 files changed, 75 insertions, 0 deletions

diff --git a/usr/src/lib/libshell/common/include/history.h b/usr/src/lib/libshell/common/include/history.h
new file mode 100644
index 0000000000..f97cd8b4a4
--- /dev/null
+++ b/usr/src/lib/libshell/common/include/history.h
@@ -0,0 +1,75 @@
+/***********************************************************************
+*                                                                      *
+*               This software is part of the ast package               *
+*           Copyright (c) 1982-2007 AT&T Knowledge Ventures            *
+*                      and is licensed under the                       *
+*                  Common Public License, Version 1.0                  *
+*                      by AT&T Knowledge Ventures                      *
+*                                                                      *
+*                A copy of the License is available at                 *
+*            http://www.opensource.org/licenses/cpl1.0.txt             *
+*         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
+*                                                                      *
+*              Information and Software Systems Research               *
+*                            AT&T Research                             *
+*                           Florham Park NJ                            *
+*                                                                      *
+*                  David Korn <dgk@research.att.com>                   *
+*                                                                      *
+***********************************************************************/
+#pragma prototyped
+#ifndef HIST_VERSION
+/*
+ *	Interface for history mechanism
+ *	written by David Korn
+ *
+ */
+
+#include	<ast.h>
+
+#define HIST_CHAR	'!'
+#define HIST_VERSION	1		/* history file format version no. */
+
+typedef struct 
+{
+	Sfdisc_t	histdisc;	/* discipline for history */
+	Sfio_t		*histfp;	/* history file stream pointer */
+	char		*histname;	/* name of history file */
+	int32_t		histind;	/* current command number index */
+	int		histsize;	/* number of accessible history lines */
+#ifdef _HIST_PRIVATE
+	_HIST_PRIVATE
+#endif /* _HIST_PRIVATE */
+} History_t;
+
+typedef struct
+{
+	int hist_command;
+	int hist_line;
+	int hist_char;
+} Histloc_t;
+
+/* the following are readonly */
+extern const char	hist_fname[];
+
+extern int _Hist;
+#define	hist_min(hp)	((_Hist=((int)((hp)->histind-(hp)->histsize)))>=0?_Hist:0)
+#define	hist_max(hp)	((int)((hp)->histind))
+/* these are the history interface routines */
+extern int		sh_histinit(void);
+extern void 		hist_cancel(History_t*);
+extern void 		hist_close(History_t*);
+extern int		hist_copy(char*, int, int, int);
+extern void 		hist_eof(History_t*);
+extern Histloc_t	hist_find(History_t*,char*,int, int, int);
+extern void 		hist_flush(History_t*);
+extern void 		hist_list(History_t*,Sfio_t*, off_t, int, char*);
+extern int		hist_match(History_t*,off_t, char*, int*);
+extern off_t		hist_tell(History_t*,int);
+extern off_t		hist_seek(History_t*,int);
+extern char 		*hist_word(char*, int, int);
+#if SHOPT_ESH
+    extern Histloc_t	hist_locate(History_t*,int, int, int);
+#endif	/* SHOPT_ESH */
+
+#endif /* HIST_VERSION */