media-libs/netpbm: rework how we skip tests of disabled tools

media-libs/netpbm/files/netpbm-10.76.00-test.patch

@@ -1,22 +1,159 @@
-https://bugs.gentoo.org/450530
+automatically skip tests of disabled tools
 
-we disable fiascotopnm all the time, so delete the test too
-
---- a/test/all-in-place.test
-+++ b/test/all-in-place.test
-@@ -53,7 +53,6 @@ ordinary_testprogs="\
-   ddbugtopbm \
-   escp2topbm \
-   eyuvtoppm \
--  fiascotopnm \
-   fitstopnm \
-   fstopgm \
-   g3topbm \
---- a/test/Test-Order
-+++ b/test/Test-Order
-@@ -153,5 +153,4 @@
-
- # Round-trip tests : lossy converters
-
--fiasco-roundtrip.test
- yuv-roundtrip.test
+--- GNUmakefile
++++ GNUmakefile
+@@ -455,6 +455,17 @@ deb:
+ .PHONY: check-package
+ .PHONY: check-install
+
++# Variables from the make env we pass down to the test scripts.
++CHECK_VARS = \
++	BUILDDIR=$(BUILDDIR) \
++	RGBDEF=$(RGBDEF) \
++	BUILD_FIASCO=$(BUILD_FIASCO) \
++	JASPERLIB="$(JASPERLIB)" \
++	JBIGLIB="$(JBIGLIB)" \
++	JPEGLIB="$(JPEGLIB)" \
++	TIFFLIB="$(TIFFLIB)" \
++	URTLIB="$(URTLIB)"
++
+ # Test files in source tree.
+
+ check-tree : BUILDBINDIRS :=./analyzer \
+@@ -525,10 +536,10 @@ resultdir-backup: FORCE
+
+ check-tree: $(TESTRANDOM) resultdir-backup
+ 	cd $(RESULTDIR); \
++	  $(CHECK_VARS) \
+ 	  CHECK_TYPE=tree \
+-	  PBM_TEST_PATH=$(PBM_TEST_PATH) BUILDDIR=$(BUILDDIR) \
++	  PBM_TEST_PATH=$(PBM_TEST_PATH) \
+ 	  LD_LIBRARY_PATH=$(PBM_LIBRARY_PATH):${LD_LIBRARY_PATH} \
+-	  RGBDEF=$(RGBDEF) \
+ 	  $(SRCDIR)/test/Execute-Tests 2>&1
+
+ # Execute-Tests needs to know BUILDDIR in order to locate testrandom.
+@@ -545,19 +556,18 @@ check: check-package
+
+ check-package: $(TESTRANDOM) resultdir-backup
+ 	cd $(RESULTDIR); \
++	  $(CHECK_VARS) \
+ 	  CHECK_TYPE=package \
+-	  PBM_TEST_PATH=$(PBM_TEST_PATH) BUILDDIR=$(BUILDDIR) \
++	  PBM_TEST_PATH=$(PBM_TEST_PATH) \
+ 	  LD_LIBRARY_PATH=$(PBM_LIBRARY_PATH):${LD_LIBRARY_PATH} \
+-	  RGBDEF=$(RGBDEF) \
+ 	  $(SRCDIR)/test/Execute-Tests 2>&1
+
+
+ # Check after install
+ check-install: $(TESTRANDOM) resultdir-backup
+ 	cd $(RESULTDIR); \
++	  $(CHECK_VARS) \
+ 	  CHECK_TYPE=install \
+-	  BUILDDIR=$(BUILDDIR) \
+-	  RGBDEF=$(RGBDEF) \
+ 	  $(SRCDIR)/test/Execute-Tests 2>&1
+
+
+--- test/all-in-place.test
++++ test/all-in-place.test
+@@ -367,11 +367,49 @@ ordinary_testprogs="\
+   zeisstopnm \
+ "
+
++enabled_testprog() {
++    case $1 in
++      fiascotopnm|\
++      pnmtofiasco)
++        [ "${BUILD_FIASCO}" = "N" ] && return 1 ;;
++
++      jpeg2ktopam|\
++      pamtojpeg2k)
++        [ "${JASPERLIB}" = "NONE" ] && return 1 ;;
++
++      jbigtopnm|\
++      pnmtojbig)
++        [ "${JBIGLIB}" = "NONE" ] && return 1 ;;
++
++      jpegtopnm|\
++      pnmtojpeg|\
++      ppmtojpeg)
++        [ "${JPEGLIB}" = "NONE" ] && return 1 ;;
++
++      pamtotiff|\
++      pnmtotiffcmyk|\
++      tifftopnm)
++        [ "${TIFFLIB}" = "NONE" ] && return 1 ;;
++
++      pnmtorle|\
++      rletopnm)
++        [ "${URTLIB}" = "NONE" ] && return 1 ;;
++    esac
++
++    return 0
++}
++
+ # The string "fiascotopnm" has to be filtered out by egrep for fiascotopnm
+ # has a slightly different version report format.
+
+ for i in $ordinary_testprogs
+   do
++    # Stub out programs that aren't built.
++    if ! enabled_testprog "$i"; then
++      echo "$i: ok"
++      continue
++    fi
++
+     $i --version  2>&1 | \
+     egrep -v -e fiascotopnm -e \
+     "(Using libnetpbm|Compiled|(BSD|SYSV|MSDOS|AMIGA) defined|RGB_?ENV=)" \
+--- test/fiasco-roundtrip.test
++++ test/fiasco-roundtrip.test
+@@ -2,6 +2,10 @@
+ # This script tests: pnmtofiasco fiascotopnm
+ # Also requires: pnmpad
+
++if [ "${BUILD_FIASCO}" = "N" ]; then
++  exit 80
++fi
++
+ # Should print 215556145 102615
+
+ pnmpad --black --bottom 1 --left 1 testimg.ppm | \
+--- test/jbig-roundtrip.test
++++ test/jbig-roundtrip.test
+@@ -2,6 +2,9 @@
+ # This script tests: pnmtojbig jbigtopnm
+ # Also requires: pamchannel pamtopnm
+
++if [ "${JBIGLIB}" = "NONE" ]; then
++  exit 80
++fi
+
+ # Test 1.  Should print 2425386270 41
+ pnmtojbig testgrid.pbm | jbigtopnm | cksum
+--- test/tiff-roundtrip.test
++++ test/tiff-roundtrip.test
+@@ -2,6 +2,9 @@
+ # This script tests: pamtotiff tifftopnm
+ # Also requires:
+
++if [ "${TIFFLIB}" = "NONE" ]; then
++  exit 80
++fi
+
+ # Failure message
+ ## Second test fails if Netpbm was built without the flate library
+--- test/utahrle-roundtrip.test
++++ test/utahrle-roundtrip.test
+@@ -2,6 +2,9 @@
+ # This script tests: pnmtorle rletopnm
+ # Also requires: pamchannel pamtopnm
+
++if [ "${URTLIB}" = "NONE" ]; then
++  exit 80
++fi
+
+ #Test 1.  Should produce 1571496937 33838, cksum of testimg.red
+ pamchannel -infile=testimg.ppm -tupletype="GRAYSCALE" 0 | pamtopnm | \

media-libs/netpbm/netpbm-10.76.00.ebuild

@@ -60,29 +60,6 @@ src_prepare() {
 	sed -i '/SUPPORT_SUBDIRS/s:urt::' GNUmakefile || die
 	rm -r urt converter/other/jbig/libjbig converter/other/jpeg2000/libjasper || die
 
-	# disable certain tests based on active USE flags
-	local del=(
-		$(usex jbig '' 'jbigtopnm pnmtojbig jbig-roundtrip')
-		$(usex rle '' 'utahrle-roundtrip')
-		$(usex tiff '' 'tiff-roundtrip')
-	)
-	if [[ ${#del[@]} -gt 0 ]] ; then
-		sed -i -r $(printf -- ' -e /%s.test/d' "${del[@]}") test/Test-Order || die
-	fi
-	del=(
-		pnmtofiasco fiascotopnm # We always disable fiasco
-		$(usex jpeg '' 'jpegtopnm pnmtojpeg ppmtojpeg')
-		$(usex jbig '' 'jbigtopnm pnmtojbig')
-		$(usex jpeg2k '' 'jpeg2ktopam pamtojpeg2k')
-		$(usex rle '' 'pnmtorle rletopnm')
-		$(usex tiff '' 'pamtotiff pnmtotiff pnmtotiffcmyk tifftopnm')
-	)
-	if [[ ${#del[@]} -gt 0 ]] ; then
-		sed -i -r $(printf -- ' -e s/\<%s\>(:.ok)?//' "${del[@]}") \
-			test/{all-in-place,legacy-names}.{ok,test} || die
-		sed -i '/^$/d' test/{all-in-place,legacy-names}.ok || die
-	fi
-
 	# take care of the importinc stuff ourselves by only doing it once
 	# at the top level and having all subdirs use that one set #149843
 	sed -i \