From edd5818355c37d5c68b88642b68dd61d302b3d38 Mon Sep 17 00:00:00 2001
From: Albrecht Schlosser <albrechts.fltk@online.de>
Date: Mon, 15 Feb 2021 00:09:15 +0100
Subject: [PATCH] fix autoconf and Makefile

do not delete config.sub and config.guess

todo: remove misc/config.{sub|guess} ?
---
 Makefile     | 2 --
 configure.ac | 5 +++--
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/Makefile b/Makefile
index 386d91219..eb5e19585 100644
--- a/Makefile
+++ b/Makefile
@@ -79,8 +79,6 @@ distclean: clean
 		$(RM) test/`basename $$file .fl`.h; \
 	done
 	$(RM) -rf autom4te.cache/
-	$(RM) config.guess
-	$(RM) config.sub
 	$(RM) configure
 
 fltk-config: configure configh.in fltk-config.in
diff --git a/configure.ac b/configure.ac
index 6fb9492c7..f98a3b683 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1253,7 +1253,7 @@ AC_SUBST([CAT3EXT])
 AC_SUBST([CAT6EXT])
 
 dnl Fix "mandir" variable...
-AS_IF([test "$mandir" = "\${prefix}/man" -a "$prefix" = "/usr"]. [
+AS_IF([test "$mandir" = "\${prefix}/man" -a "$prefix" = "/usr"], [
     AS_CASE(["$host_os"], [*bsd* | darwin* | linux*], [
 	# *BSD, Darwin, and Linux
 	mandir="\${prefix}/share/man"
@@ -1507,7 +1507,8 @@ AS_CASE([$host_os], [darwin*], [
 dnl Define the FLTK documentation directory...
 AS_CASE([$host_os], [mingw*], [
     # Determine the path where MSys has /usr installed
-    msyspath="$(mount | grep '\/usr ' | cut -d ' ' -f -1 | sed -e 's/\\\/\// g')"
+    msyspath="$(mount | grep '/usr ' | cut -d ' ' -f -1 | sed -e's,\\,/, g')"
+
     # Then substitute that in the Windows path instead of /usr
     AC_DEFINE_UNQUOTED([FLTK_DOCDIR], "$msyspath/local/share/doc/fltk")
 ], [*], [