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, 107 insertions, 0 deletions

diff --git a/usr/src/lib/libast/common/cdt/dtmethod.c b/usr/src/lib/libast/common/cdt/dtmethod.c
new file mode 100644
index 0000000000..c77a134816
--- /dev/null
+++ b/usr/src/lib/libast/common/cdt/dtmethod.c
@@ -0,0 +1,107 @@
+/***********************************************************************
+*                                                                      *
+*               This software is part of the ast package               *
+*           Copyright (c) 1985-2007 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                            *
+*                                                                      *
+*                 Glenn Fowler <gsf@research.att.com>                  *
+*                  David Korn <dgk@research.att.com>                   *
+*                   Phong Vo <kpv@research.att.com>                    *
+*                                                                      *
+***********************************************************************/
+#include	"dthdr.h"
+
+/*	Change search method.
+**
+**	Written by Kiem-Phong Vo (05/25/96)
+*/
+
+#if __STD_C
+Dtmethod_t* dtmethod(Dt_t* dt, Dtmethod_t* meth)
+#else
+Dtmethod_t* dtmethod(dt, meth)
+Dt_t*		dt;
+Dtmethod_t*	meth;
+#endif
+{
+	reg Dtlink_t	*list, *r;
+	reg Dtdisc_t*	disc = dt->disc;
+	reg Dtmethod_t*	oldmeth = dt->meth;
+
+	if(!meth || meth->type == oldmeth->type)
+		return oldmeth;
+
+	if(disc->eventf &&
+	   (*disc->eventf)(dt,DT_METH,(Void_t*)meth,disc) < 0)
+		return NIL(Dtmethod_t*);
+
+	dt->data->minp = 0;
+
+	/* get the list of elements */
+	list = dtflatten(dt);
+
+	if(dt->data->type&(DT_LIST|DT_STACK|DT_QUEUE) )
+		dt->data->head = NIL(Dtlink_t*);
+	else if(dt->data->type&(DT_SET|DT_BAG) )
+	{	if(dt->data->ntab > 0)
+			(*dt->memoryf)(dt,(Void_t*)dt->data->htab,0,disc);
+		dt->data->ntab = 0;
+		dt->data->htab = NIL(Dtlink_t**);
+	}
+
+	dt->data->here = NIL(Dtlink_t*);
+	dt->data->type = (dt->data->type&~(DT_METHODS|DT_FLATTEN)) | meth->type;
+	dt->meth = meth;
+	if(dt->searchf == oldmeth->searchf)
+		dt->searchf = meth->searchf;
+
+	if(meth->type&(DT_LIST|DT_STACK|DT_QUEUE) )
+	{	if(!(oldmeth->type&(DT_LIST|DT_STACK|DT_QUEUE)) )
+		{	if((r = list) )
+			{	reg Dtlink_t*	t;
+				for(t = r->right; t; r = t, t = t->right )
+					t->left = r;
+				list->left = r;
+			}
+		}
+		dt->data->head = list;
+	}
+	else if(meth->type&(DT_OSET|DT_OBAG))
+	{	dt->data->size = 0;
+		while(list)
+		{	r = list->right;
+			(*meth->searchf)(dt,(Void_t*)list,DT_RENEW);
+			list = r;
+		}
+	}
+	else if(!((meth->type&DT_BAG) && (oldmeth->type&DT_SET)) )
+	{	int	rehash;
+		if((meth->type&(DT_SET|DT_BAG)) && !(oldmeth->type&(DT_SET|DT_BAG)))
+			rehash = 1;
+		else	rehash = 0;
+
+		dt->data->size = dt->data->loop = 0;
+		while(list)
+		{	r = list->right;
+			if(rehash)
+			{	reg Void_t* key = _DTOBJ(list,disc->link);
+				key = _DTKEY(key,disc->key,disc->size);
+				list->hash = _DTHSH(dt,key,disc,disc->size);
+			}
+			(void)(*meth->searchf)(dt,(Void_t*)list,DT_RENEW);
+			list = r;
+		}
+	}
+
+	return oldmeth;
+}