Replace groups of spaces or blanks by tab characters on the command line with the free Swiss File Knife for Windows, Mac OS X and Linux.
sfk entab=tabsize dir ext1 [ext2 ...]
replace groups of spaces by tabs within file(s).
-to outmask do not overwrite original files, but write
to output files according to outmask, e.g.
-to tmp\$path\$base.$ext or -to tmp\$file
-yes if files are selected, really (re)write them.
without -yes, entab is only simulated.
-memlimit=n process files with up to n mbytes (default=300).
-nowarn do not tell about skipped or unreadable files.
see alsosfk scantab list files containing TAB characters.
sfk help opt how to change the memlimit permanently.
sfk view a text file viewer that can show all TAB
characters in blue by pressing CTRL+T.
web referencehttp://stahlworks.com/sfk-entabexamplessfk entab=3 sources .cpp .hpp
replace 3 spaces each by a TAB character in all .cpp
and .hpp files within folder sources.
sfk entab=3 singleFileName.txt
the same, but only in a single file.