From 47c31e94fdc2ba1d58e3d4129f3b861e7e96b5d8 Mon Sep 17 00:00:00 2001
From: Hilko Bengen <bengen@debian.org>
Date: Tue, 4 Sep 2018 16:39:46 +0200
Subject: [PATCH] Read TCL compiler/linker flags from tclConfig.sh if
 pkg-config fails

Gbp-Pq: Name 0002-Read-TCL-compiler-linker-flags-from-tclConfig.sh-if-.patch
---
 configure.ac | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 198127e..6d4d248 100644
--- a/configure.ac
+++ b/configure.ac
@@ -957,8 +957,14 @@ AS_IF([test "x$enable_tcl" != "xno"],[
         AC_SUBST([TCL_CFLAGS])
         AC_SUBST([TCL_LIBS])
     ],[
-        AC_MSG_WARN([Tcl not found])
-        enable_tcl=no
+        AS_IF([test -x /usr/lib/tclConfig.sh],[
+            AC_MSG_NOTICE([Reading Tcl configuration from tclConfig.sh])
+            AC_SUBST([TCL_CFLAGS], [`. /usr/lib/tclConfig.sh; echo "$TCL_INCLUDE_SPEC"`])
+            AC_SUBST([TCL_LIBS], [`. /usr/lib/tclConfig.sh; echo "$TCL_LIB_SPEC"`])
+        ],[
+            AC_MSG_WARN([Tcl not found])
+            enable_tcl=no
+        ])
     ])
 ])
 AM_CONDITIONAL([HAVE_TCL],[test "x$enable_tcl" = "xyes"])
-- 
2.30.2