; TOLOWER
;
; Program for Proteus
;
; (C) 2001-2004 Simone Zanella Productions
;
; This program renames all files corresponding to filespec so that their names are all lowercase.

#!proteus -z

IF ISEMPTY(ARGV(5))
  CONSOLELN "Syntax:  TOLOWER filespec"
  CONSOLELN ""
  CONSOLELN "Purpose: convert all filenames to lower case."
  ABORT 0
FI

; Split path from file name
Path = SplitPath(ARGV(5))

; Find files corresponding to filespec and store their names into an AVL
; (info associated with each name is "." and is ignored in the rest of the program)
H = DIROPEN(ARGV(5), 1)
F = IIF(NEQ(H, -1), 1, 0)
A = AVLNEW()
WHILE GT(F, 0)
  AVLSET(A, DIRLAST(H, 1), ".")
  F = DIRNEXT(H)
LOOP
DIRCLOSE(H)

; Travers AVL tree, renaming files to lower case
AVLTRAVERSE(A, RenameFile)

ABORT 0


FUNCTION RenameFile(name, trash)

dossource = LOWER(SHORTNAME(_Path name))
lfnsource = _Path name
FRENAME(lfnsource, dossource)
RETURN 0


FUNCTION SplitPath(pathname)

P = STRRSTR(pathname, "\\")
IF NEQ(P, 0)
  RETURN LEFT(pathname, P)
FI
RETURN ""