build: support eatmydata in "make check" target by default

[public-inbox.git] / Makefile.PL

diff --git a/Makefile.PL b/Makefile.PL
index 1948848f3d2d54d5b63e30cc355ae9ac7c7d6a00..448c79c36b37b6f2d6abd86d4b20b202d98e8c9f 100644 (file)
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -36,6 +36,10 @@ WriteMakefile(
 
 sub MY::postamble {
   <<EOF;
+# support using eatmydata to speed up tests (apt-get install eatmydata):
+# https://www.flamingspork.com/projects/libeatmydata/
+EATMYDATA =
+-include config.mak
 -include Documentation/include.mk
 my_syntax := \$(addsuffix .syntax, $PM_FILES \$(EXE_FILES))
 
@@ -47,7 +51,7 @@ N := \$(shell echo \$\$(( \$\$(nproc 2>/dev/null || echo 2) + 1)))
 syntax:: \$(my_syntax)
 
 check:: pure_all
-       prove -lv -j\$(N)
+       \$(EATMYDATA) prove -lv -j\$(N)
 
 EOF
 }