build: Skip check-export-symbol on Windows

This patch makes automake skip the function 'check-export-symbol' under Windows. The main reason is that msys does not have an implementation of rev used by: https://github.com/openvswitch/ovs/blob/master/datapath/Makefile.am#L34 and can be seen on: https://ci.appveyor.com/project/blp/ovs/build/1.0.1851#L322 Signed-off-by: Alin Gabriel Serdean <[email protected]> Co-authored-by: Ben Pfaff <[email protected]> Signed-off-by: Ben Pfaff <[email protected]>
hzhou8 · Jul 3, 2016 · 4fe9aa6 · 4fe9aa6
1 parent ea38256
commit 4fe9aa6
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/datapath/Makefile.am b/datapath/Makefile.am
@@ -30,6 +30,7 @@ print-build-modules:
 	fi
 	@echo "$(build_modules)" | tr '_' '-';
 
+if !WIN32
 COMPAT_GET_FUNCTIONS := find $(top_srcdir)/datapath/linux/compat -name "*.h" \
 	-exec sed -n '/^[a-z][a-z]* \*\?[A-Za-z0-9_][A-Za-z0-9_]*([a-z]/p; /^struct [a-z0-9_][a-z0-9_]* \*\?[A-Za-z0-9_][A-Za-z0-9_]*([a-z]/p' {} \; | tr -d '*' | cut -d '(' -f1 | rev | cut -d ' ' -f1 | rev
 COMPAT_GET_EXPORTS := find $(top_srcdir)/datapath/linux/compat -name "*.c" \
@@ -56,3 +57,4 @@ check-export-symbol:
 	done
 
 all-local: check-export-symbol
+endif