[deliverable/binutils-gdb.git] / config / mpw / MoveIfChange

# Rename a file only if it is different from a previously existing
# file of the same name.  This is useful for keeping make from doing
# too much work if the contents of a file haven't changed.

# This is an MPW translation of the standard GNU sh script move-if-change.

Set exit 0

If "`exists -f "{2}"`"
  Compare "{1}" "{2}" >dev:null
  If {status} != 0
    Rename -y "{1}" "{2}"
  Else
    Echo "{2}" is unchanged
    Delete -i -y "{1}"
  End
Else
  Rename -y "{1}" "{2}"
End
Commit	Line	Data
252b5132 RH	1	# Rename a file only if it is different from a previously existing
	2	# file of the same name. This is useful for keeping make from doing
	3	# too much work if the contents of a file haven't changed.
	4
	5	# This is an MPW translation of the standard GNU sh script move-if-change.
	6
	7	Set exit 0
	8
	9	If "`exists -f "{2}"`"
	10	Compare "{1}" "{2}" >dev:null
	11	If {status} != 0
	12	Rename -y "{1}" "{2}"
	13	Else
	14	Echo "{2}" is unchanged
	15	Delete -i -y "{1}"
	16	End
	17	Else
	18	Rename -y "{1}" "{2}"
	19	End