This may help someone in the future who ends up wondering why configure
substitutes DEJAGNU.
---
ChangeLog | 4 ++++
configure.ac | 2 ++
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 6dd42cc..20957c1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2018-10-30 Jacob Bachmeyer <[email protected]>
+
+ * configure.ac (DEJAGNU): Add comments.
+
2018-10-30 Ben Elliston <[email protected]>
* Makefile.am (DISTCLEANFILES): Add testrun.xml.
diff --git a/configure.ac b/configure.ac
index 10a0d84..79fefbd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -48,10 +48,12 @@ else
AC_MSG_ERROR([Tcl 8.5 or greater is required])
fi
+dnl Provide an empty global site file (/dev/null) as default.
if test x"$DEJAGNU" = x
then
DEJAGNU="/dev/null"
fi
AC_SUBST(DEJAGNU)
+dnl Makefile.am arranges for DEJAGNU to be exported in the environment.
AC_OUTPUT([Makefile])
--
-- Jacob
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