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-rw-r--r--compatMakefile10
1 files changed, 8 insertions, 2 deletions
diff --git a/compatMakefile b/compatMakefile
index f45672b..5b6bb3a 100644
--- a/compatMakefile
+++ b/compatMakefile
@@ -85,6 +85,11 @@ mandir = $(prefix)/man/man$(manext)
# Number to put on the man page filename.
manext = 1
+# Whether or not make needs to be installed setgid.
+# The value should be either `true' or `false'.
+# On many systems, the getloadavg function (used to implement the `-l'
+# switch) will not work unless make is installed setgid kmem.
+install_setgid = @NEED_SETGID@
# Install make setgid to this group so it can read /dev/kmem.
group = kmem
@@ -172,8 +177,9 @@ install: $(bindir)/$(instname) $(mandir)/$(instname).$(manext)
$(bindir)/$(instname): make
$(INSTALL_PROGRAM) make $@.new
# These are necessary for load-average checking to work on most Unix machines.
- -chgrp $(group) $@.new
- -chmod g+s $@.new
+ if $(install_setgid); then \
+ chgrp $(group) $@.new && chmod g+s $@.new; \
+ else true; fi
mv $@.new $@
$(mandir)/$(instname).$(manext): make.man