diff options
Diffstat (limited to 'make.1')
| -rw-r--r-- | make.1 | 29 |
1 files changed, 27 insertions, 2 deletions
@@ -1,4 +1,4 @@ -.\" $NetBSD: make.1,v 1.210 2013/01/27 18:52:01 sjg Exp $ +.\" $NetBSD: make.1,v 1.213 2013/03/31 05:49:51 sjg Exp $ .\" .\" Copyright (c) 1990, 1993 .\" The Regents of the University of California. All rights reserved. @@ -29,7 +29,7 @@ .\" .\" from: @(#)make.1 8.4 (Berkeley) 3/19/94 .\" -.Dd January 23, 2013 +.Dd March 30, 2013 .Dt MAKE 1 .Os .Sh NAME @@ -874,6 +874,13 @@ by appending their names to is re-exported whenever .Ql Va .MAKEOVERRIDES is modified. +.It Va .MAKE.PATH_FILEMON +If +.Nm +was built with +.Xr filemon 4 +support, this is set to the path of the device node. +This allows makefiles to test for this support. .It Va .MAKE.PID The process-id of .Nm . @@ -1757,6 +1764,20 @@ targets. Ignore differences in commands when deciding if target is out of date. This is useful if the command contains a value which always changes. If the number of commands change, though, the target will still be out of date. +The same effect applies to any command line that uses the variable +.Va .OODATE , +which can be used for that purpose even when not otherwise needed or desired: +.Bd -literal -offset indent + +skip-compare-for-some: + @echo this will be compared + @echo this will not ${.OODATE:M.NOMETA_CMP} + @echo this will also be compared + +.Ed +The +.Cm \&:M +pattern suppresses any expansion of the unwanted variable. .It Ic .NOPATH Do not search for the target in the directories specified by .Ic .PATH . @@ -2008,6 +2029,10 @@ If no sources are specified, the .Ic .SILENT attribute is applied to every command in the file. +.It Ic .STALE +This target gets run when a dependency file contains stale entries, having +.Va .ALLSRC +set to the name of that dependency file. .It Ic .SUFFIXES Each source specifies a suffix to .Nm . |