Imported Upstream version 93u+upstream

1 files changed, 147 insertions, 0 deletions

diff --git a/src/cmd/ksh93/include/path.h b/src/cmd/ksh93/include/path.h
new file mode 100644
index 0000000..f15dc4c
--- /dev/null
+++ b/src/cmd/ksh93/include/path.h
@@ -0,0 +1,147 @@
+/***********************************************************************
+*                                                                      *
+*               This software is part of the ast package               *
+*          Copyright (c) 1982-2011 AT&T Intellectual Property          *
+*                      and is licensed under the                       *
+*                 Eclipse Public License, Version 1.0                  *
+*                    by AT&T Intellectual Property                     *
+*                                                                      *
+*                A copy of the License is available at                 *
+*          http://www.eclipse.org/org/documents/epl-v10.html           *
+*         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *
+*                                                                      *
+*              Information and Software Systems Research               *
+*                            AT&T Research                             *
+*                           Florham Park NJ                            *
+*                                                                      *
+*                  David Korn <dgk@research.att.com>                   *
+*                                                                      *
+***********************************************************************/
+#pragma prototyped
+#ifndef PATH_OFFSET
+
+/*
+ *	UNIX shell path handling interface
+ *	Written by David Korn
+ *	These are the definitions for the lexical analyzer
+ */
+
+#include	"FEATURE/options"
+#include	<nval.h>
+#include	"defs.h"
+
+#if !defined(SHOPT_SPAWN)
+#   if _UWIN || _use_spawnveg || !_lib_fork
+#	define  SHOPT_SPAWN  1
+#   endif
+#endif /* !SHOPT_SPAWN */
+
+#define PATH_PATH		0001
+#define PATH_FPATH		0002
+#define PATH_CDPATH		0004
+#define PATH_BFPATH		0010
+#define PATH_SKIP		0020
+#define PATH_BUILTIN_LIB	0040
+#define PATH_STD_DIR		0100	/* directory is on  $(getconf PATH) */
+
+#define PATH_OFFSET	2		/* path offset for path_join */
+#define MAXDEPTH	(sizeof(char*)==2?64:1024) /* maximum recursion depth*/
+
+/*
+ * path component structure for path searching
+ */
+typedef struct pathcomp
+{
+	struct pathcomp *next;
+	int		refcount;
+	dev_t		dev;
+	ino_t		ino;
+	time_t		mtime;
+	char		*name;
+	char		*lib;
+	char		*blib;
+	void		*bltin_lib;
+	unsigned short	len;
+	unsigned short	flags;
+	Shell_t		*shp;
+} Pathcomp_t;
+
+#ifndef ARG_RAW
+    struct argnod;
+#endif /* !ARG_RAW */
+
+/* pathname handling routines */
+extern void		path_newdir(Shell_t*,Pathcomp_t*);
+extern Pathcomp_t	*path_dirfind(Pathcomp_t*,const char*,int);
+extern Pathcomp_t	*path_unsetfpath(Shell_t*);
+extern Pathcomp_t	*path_addpath(Shell_t*,Pathcomp_t*,const char*,int);
+extern Pathcomp_t	*path_dup(Pathcomp_t*);
+extern void		path_delete(Pathcomp_t*);
+extern void 		path_alias(Namval_t*,Pathcomp_t*);
+extern Pathcomp_t 	*path_absolute(Shell_t*, const char*, Pathcomp_t*);
+extern char 		*path_basename(const char*);
+extern char 		*path_fullname(Shell_t*,const char*);
+extern int 		path_expand(Shell_t*,const char*, struct argnod**);
+extern void 		path_exec(Shell_t*,const char*,char*[],struct argnod*);
+extern pid_t		path_spawn(Shell_t*,const char*,char*[],char*[],Pathcomp_t*,int);
+#if defined(__EXPORT__) && defined(_BLD_DLL) && defined(_BLD_shell)
+#   define extern __EXPORT__
+#endif
+extern int		path_open(Shell_t*,const char*,Pathcomp_t*);
+extern Pathcomp_t 	*path_get(Shell_t*,const char*);
+#undef extern
+extern char 		*path_pwd(Shell_t*,int);
+extern Pathcomp_t	*path_nextcomp(Shell_t*,Pathcomp_t*,const char*,Pathcomp_t*);
+extern int		path_search(Shell_t*,const char*,Pathcomp_t**,int);
+extern char		*path_relative(Shell_t*,const char*);
+extern int		path_complete(Shell_t*,const char*, const char*,struct argnod**);
+#if SHOPT_BRACEPAT
+    extern int 		path_generate(Shell_t*,struct argnod*,struct argnod**);
+#endif /* SHOPT_BRACEPAT */
+#if SHOPT_PFSH
+    extern int		path_xattr(Shell_t*, const char*, char*);
+#endif /* SHOPT_PFSH */
+
+/* constant strings needed for whence */
+extern const char e_timeformat[];
+extern const char e_badtformat[];
+extern const char e_dot[];
+extern const char e_funload[];
+extern const char e_pfsh[];
+extern const char e_pwd[];
+extern const char e_logout[];
+extern const char e_alphanum[];
+extern const char e_mailmsg[];
+extern const char e_suidprofile[];
+extern const char e_sysprofile[];
+extern const char e_traceprompt[];
+extern const char e_crondir[];
+#if SHOPT_SUID_EXEC
+    extern const char	e_suidexec[];
+#endif /* SHOPT_SUID_EXEC */
+extern const char is_alias[];
+extern const char is_builtin[];
+extern const char is_spcbuiltin[];
+extern const char is_builtver[];
+extern const char is_reserved[];
+extern const char is_talias[];
+extern const char is_xalias[];
+extern const char is_function[];
+extern const char is_ufunction[];
+#ifdef SHELLMAGIC
+    extern const char e_prohibited[];
+#endif /* SHELLMAGIC */
+
+#if SHOPT_ACCT
+#   include	"FEATURE/acct"
+#   ifdef	_sys_acct
+	extern void sh_accinit(void);
+	extern void sh_accbegin(const char*);
+	extern void sh_accend(void);
+	extern void sh_accsusp(void);
+#   else
+#	undef	SHOPT_ACCT
+#   endif	/* _sys_acct */
+#endif /* SHOPT_ACCT */
+
+#endif /*! PATH_OFFSET */