gnu: lsof: Make test failures fatal.

* gnu/packages/lsof.scm (lsof)[source]: Add patch to make test suite
failures stop the build.
* gnu/packages/patches/lsof-fatal-test-failures.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.

gnu/local.mk

@@ -1313,6 +1313,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/lrcalc-includes.patch    		\
   %D%/packages/patches/lrzip-CVE-2017-8842.patch		\
   %D%/packages/patches/lsh-fix-x11-forwarding.patch		\
+  %D%/packages/patches/lsof-fatal-test-failures.patch		\
   %D%/packages/patches/lua-CVE-2014-5461.patch                      \
   %D%/packages/patches/lua-pkgconfig.patch                      \
   %D%/packages/patches/lua51-liblua-so.patch                    \

gnu/packages/lsof.scm

@@ -24,6 +24,7 @@ (define-module (gnu packages lsof)
   #:use-module (guix packages)
   #:use-module (guix git-download)
   #:use-module (guix build-system gnu)
+  #:use-module (gnu packages)
   #:use-module (gnu packages groff)
   #:use-module (gnu packages perl))
 
@@ -39,7 +40,8 @@ (define-public lsof
             (commit version)))
       (file-name (git-file-name name version))
       (sha256
-       (base32 "0yxv2jg6rnzys49lyrz9yjb4knamah4xvlqj596y6ix3vm4k3chp"))))
+       (base32 "0yxv2jg6rnzys49lyrz9yjb4knamah4xvlqj596y6ix3vm4k3chp"))
+      (patches (search-patches "lsof-fatal-test-failures.patch"))))
    (build-system gnu-build-system)
    (native-inputs
     `(("groff" ,groff)                  ; for soelim

gnu/packages/patches/lsof-fatal-test-failures.patch

@@ -0,0 +1,58 @@
+From: Tobias Geerinckx-Rice <me@tobias.gr>
+Date: Mon, 23 Nov 2020 05:36:53 +0100
+Subject: [PATCH] gnu: lsof: Make test failures fatal.
+
+Submitted upstream[0].
+
+[0]: https://github.com/lsof-org/lsof/pull/144
+
+diff --git a/tests/Makefile b/tests/Makefile
+index 08574a0..2923bb8 100644
+--- a/tests/Makefile
++++ b/tests/Makefile
+@@ -27,7 +27,7 @@ all:	${CKTSTDB} ${BASTST} ${STDTST} FRC
+ 	  exit 1 ;\
+ 	fi
+ 	@rm -f config.LT*
+-	-@err=0; \
++	@err=0; \
+ 	echo ""; \
+ 	echo "Basic test:"; \
+ 	./${BASTST}; \
+@@ -54,8 +54,11 @@ all:	${CKTSTDB} ${BASTST} ${STDTST} FRC
+ 	    echo "Suggestion: try the optional tests: \"make opt\""; \
+ 	    echo ""; \
+ 	  fi; \
+-	fi;
+-	@rm -f config.LT*
++	fi; \
++	rm -f config.LT*; \
++	if [ $$err -ne 0 ]; then \
++	  exit 1; \
++	fi
+ 
+ auto:	ckDB silent FRC
+ 
+@@ -112,7 +115,7 @@ LTunix: LTunix.c ${CONFIG} ${LIBOBJ} ${HDR} config.ldflags
+ 
+ opt:	${CKTSTDB} ${OPTTST} FRC
+ 	@rm -f config.LT*
+-	-@err=0; \
++	@err=0; \
+ 	echo ""; \
+ 	echo "Optional tests:"; \
+ 	for i in ${OPTTST}; do \
+@@ -126,8 +129,11 @@ opt:	${CKTSTDB} ${OPTTST} FRC
+ 	else \
+ 	  echo "All optional tests succeeded."; \
+ 	fi; \
+-	echo "";
+-	@rm -f config.LT*
++	echo ""; \
++	rm -f config.LT*; \
++	if [ $$err -ne 0 ]; then \
++	  exit 1; \
++	fi
+ 
+ optional: opt
+