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-rw-r--r--Makefile.PL9
1 files changed, 6 insertions, 3 deletions
diff --git a/Makefile.PL b/Makefile.PL
index 341d42af..113f8c77 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -70,14 +70,17 @@ N = \$\$(( \$\$(nproc 2>/dev/null || gnproc 2>/dev/null || echo 2) + 1 ))
 -include config.mak
 -include Documentation/include.mk
 SCRIPTS := scripts/ssoma-replay
-my_syntax := \$(addsuffix .syntax, $PM_FILES \$(EXE_FILES) \$(SCRIPTS))
-
+syn_files := $PM_FILES \$(EXE_FILES) \$(SCRIPTS)
+my_syntax := \$(addsuffix .syntax, \$(syn_files))
+changed = \$(shell git ls-files -m)
 
 %.syntax ::
-        @\$(PERL) -I lib -c \$(subst .syntax,,\$@)
+        @\$(PERL) -w -I lib -c \$(subst .syntax,,\$@)
 
 syntax:: \$(my_syntax)
 
+dsyn :: \$(addsuffix .syntax, \$(filter \$(changed), \$(syn_files)))
+
 check-manifest :: MANIFEST
         if git ls-files >\$?.gen 2>&1; then diff -u \$? \$?.gen; fi