correctly save CPPFLAGS before testing guile

[packages/graphviz.git] / cppflags.patch

diff --git a/cppflags.patch b/cppflags.patch
new file mode 100644 (file)
index 0000000..3c456e8
--- /dev/null
+++ b/cppflags.patch
@@ -0,0 +1,11 @@
+--- graphviz-2.47.2/configure.ac.orig  2023-07-07 01:21:15.427742856 +0200
++++ graphviz-2.47.2/configure.ac       2023-07-07 01:49:04.518671957 +0200
+@@ -739,7 +739,7 @@
+                       false)
+               ])
+           ac_save_CFLAGS="$CFLAGS"
+-          ac_save_CPPFLAGS="$save_CPPFLAGS"
++          ac_save_CPPFLAGS="$CPPFLAGS"
+           CFLAGS="$CFLAGS $GUILE_INCLUDES"
+           CPPFLAGS="$CPPFLAGS $GUILE_INCLUDES"
+           AC_CHECK_HEADER(libguile.h,,[