FYI: $<

[Akim Demaille]

Index: ChangeLog
from  Akim Demaille  <address@hidden>
        * doc/autoconf.texi (Limitations of Make) <$<>: New.

2001-09-18  Akim Demaille  <address@hidden>

Index: doc/autoconf.texi
===================================================================
RCS file: /cvs/autoconf/doc/autoconf.texi,v
retrieving revision 1.530
diff -u -u -r1.530 autoconf.texi
--- doc/autoconf.texi 2001/09/18 14:21:51 1.530
+++ doc/autoconf.texi 2001/09/18 14:31:10
@@ -9112,6 +9112,12 @@
 executed by the shell, all its weaknesses are address@hidden
 
 @table @asis
address@hidden @code{$<}
address@hidden says that the @samp{$<} construct in makefiles can be used
+only in inference rules and in the @samp{.DEFAULT} rule; its meaning in
+ordinary rules is unspecified.  Solaris 8's @command{make} for instance
+will replace it with the argument.
+
 @item Leading underscore in macro names
 Some Make don't support leading underscores in macro names, such as on
 NEWS-OS 4.2R.