configure.ac: define a configuration header.

Instead of passing a million unused -DFOO options on the command-line,
this will define a million constants in an unused config.h file, thereby
keeping the build logs readable.

diff --git a/configure.ac b/configure.ac
index 6de8a998cdcbe589016ed84ad265ab0b8ab696cf..581134d715323eefe2253336e8ca4b187c66d0e6 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -7,6 +7,9 @@ AC_CONFIG_FILES([Makefile src/Makefile])
 AC_CONFIG_SRCDIR([src/apply-default-acl.c])
 AC_CONFIG_MACRO_DIRS([m4])
 
+# Not used, but keeps the build log clean.
+AC_CONFIG_HEADERS([config.h])
+
 # Checks for programs.
 AC_PROG_CC
 AM_PROG_AR