UNIXUTILS: Added UNIX-FILE-NAME

Produces a Unix filename corresponding to a Medley file name (slashes, version number).  For use in ShellCommand an PROCESS-COMMAND.

library/UNIXUTILS

@@ -1,12 +1,13 @@
 (DEFINE-FILE-INFO PACKAGE "INTERLISP" READTABLE "INTERLISP" BASE 10)
 
-
(FILECREATED "23-Sep-2023 15:30:26" {WMEDLEY}<library>UNIXUTILS.;7
 7943   
+
(FILECREATED " 1-Oct-2023 20:52:23" {WMEDLEY}<library>UNIXUTILS.;9
 10573  
 
       :EDIT-BY rmk
 
-      :CHANGES-TO (FNS SLASHIT)
+      :CHANGES-TO (FNS UNIX-FILE-NAME)
+                  (VARS UNIXUTILSCOMS)
 
-      :PREVIOUS-DATE "22-Sep-2023 15:28:19" {WMEDLEY}<library>UNIXUTILS.;6)
+      :PREVIOUS-DATE "23-Sep-2023 15:30:26" {WMEDLEY}<library>UNIXUTILS.;7)
 
 
 (PRETTYCOMPRINT UNIXUTILSCOMS)
@@ -18,7 +19,7 @@
         (GLOBALVARS ShellBrowser)
         (INITVARS (ShellBrowser))
         (FUNCTIONS ShellCommand ShellWhich)
-        (FNS ShellBrowser ShellBrowse PROCESS-COMMAND SLASHIT)
+        (FNS ShellBrowser ShellBrowse PROCESS-COMMAND SLASHIT UNIX-FILE-NAME)
         (PROPS (UNIXUTILS FILETYPE))))
 (DECLARE%: EVAL@COMPILE DONTCOPY 
 
@@ -155,11 +156,52 @@
              SLASHED
              (CONCAT (SUBSTRING X 1 (SUB1 DIRPOS))
                     SLASHED))])
+
+(UNIX-FILE-NAME

+  [LAMBDA (FILE ACCESS COPY)
                                 (* ; "Edited  1-Oct-2023 20:52 by rmk")

+
+    (* ;; "Tries to return the string that would reference FILE in a Unix shell, for the use of PROCESS-COMMAND and ShellCommand.  If VERSION is 1, it assumes that the Unix file is doesn't have the Medley version convention.  If FILE does not have a corresponding Unix name, COPY is non-NIL, and ACCESS is INPUT, FILE will be copied to a unix tmp file (with COPY in its name) and that name will be returned.")

+
+    (CL:WHEN (\GETSTREAM FILE ACCESS T)
+        (SETQ FILE (OR (FULLNAME FILE)
+                       FILE)))                               (* ; "Might catch NODIRCORE")

+    (CL:WHEN FILE
+        (SETQ FILE (TRUEFILENAME FILE))
+        (CL:UNLESS (STREAMP FILE)
+            [SETQ FILE (\GETFILENAME FILE (SELECTQ ACCESS
+                                              (OUTPUT 'NEW)
+                                              (INPUT 'OLD)
+                                              (NIL (SETQ ACCESS 'INPUT)
+                                                   'OLD)
+                                              (\ILLEGAL.ARG ACCESS])
+        [SELECTQ (FILENAMEFIELD FILE 'HOST)
+            (UNIX [SUBSTRING FILE (ADD1 (CONSTANT (NCHARS "{UNIX}"])
+            (DSK (LET [(VERSION (FILENAMEFIELD FILE 'VERSION]
+                      (SETQ FILE (SLASHIT
 (PACKFILENAME 'HOST NIL 'VERSION NIL 'BODY FILE)))
+                      (CL:IF (AND VERSION (IGREATERP VERSION 1))
+                          (CONCAT FILE (CL:IF (FILENAMEFIELD FILE 'EXTENSION)
+                                           "."
+                                           "")
+                                 "~" VERSION "~")
+                          FILE)))
+            (CL:WHEN (AND COPY (EQ ACCESS 'INPUT))
+                (RESETLST
+                    (CL:WHEN (\GETSTREAM FILE 'INPUT T)      (* ; "Hope is randaccess")

+                        [RESETSAVE (GETFILEPTR FILE)
+                               `(PROGN (SETFILEPTR ,FILE OLDVALUE])
+                    (COPYFILE FILE (CONCAT "{UNIX}/tmp/medley-" (L-CASE COPY)
+                                          "-"
+                                          (IDATE)
+                                          "-"
+                                          (RAND)
+                                          (CL:IF (FILENAMEFIELD FILE 'EXTENSION)
+                                              (CONCAT "." (FILENAMEFIELD FILE 'EXTENSION))
+                                              "")))))])])
 )
 
 (PUTPROPS UNIXUTILS
 FILETYPE
 CL:COMPILE-FILE)
 (DECLARE%: DONTCOPY
-  (FILEMAP (NIL (902 1275 (ShellCommand 902 . 1275)) (1277 1676 (ShellWhich 1277 . 1676)) (1677 7865 (
-ShellBrowser 1687 . 4210) (ShellBrowse 4212 . 5204) (PROCESS-COMMAND 5206 . 5819) (SLASHIT 5821 . 7863
-)))))
+  (FILEMAP (NIL (963 1336 (ShellCommand 963 . 1336)) (1338 1737 (ShellWhich 1338 . 1737)) (1738 10495 (
+ShellBrowser 1748 . 4271) (ShellBrowse 4273 . 5265) (PROCESS-COMMAND 5267 . 5880) (SLASHIT 5882 . 7924
+) (UNIX-FILE-NAME 7926 . 10493)))))
 STOP