Imported recent improvements in Maneage, no conflicts

There weren't any conflicts in this merge.

7 files changed, 382 insertions, 52 deletions

diff --git a/.file-metadata b/.file-metadata
index 9c02981..dfcf2ed 100644
--- a/.file-metadata
+++ b/.file-metadata
diff --git a/reproduce/software/config/checksums.conf b/reproduce/software/config/checksums.conf
index 2da488b..62af1e1 100644
--- a/reproduce/software/config/checksums.conf
+++ b/reproduce/software/config/checksums.conf
@@ -79,7 +79,7 @@ astrometrynet-checksum = 35c268bf0a7068e01323b9bfccdf255c993df83c24b2e6026a00084
 atlas-checksum = bf17306f09f2aa973cb776e2c9eacfb2409ad4d95d19802e1c4e0597d0a099fccdb5eaafe273c2682a41e41a3c6fabc8bbba4ce03180cffea40ede5df1d1f56e
 autoconf-checksum = c25e834251bfc2befe822614caf1c80d7e1314a83e7173304abc235fd15a958b8db9fbc801e8ad98328dfd6d9dbc425bfbbefec500fa268992ae7bbf4fa5bc35
 automake-checksum = 47b0120a59e3e020529a6ce750297d7de1156fd2be38db5d101e50120f11b40c28741ecd5eacf2790a9e25386713dcf7717339cfa5d7943d0dbf47c417383448
-bison-checksum = 00d2b37187b93100ec4b220ce2752d12ccf68f9d0d39b380d375d36dd8a22aa1d6e60156918f95e4493f9531c5d42d8fad38fd807307b491c1ca7ca4177823d9
+bison-checksum = 968bbcfd1dffd10fb46ea4b3d49486d31b605f79ca88b8e2aa45fbafdb2fca3e1b0ac38564a9101681c8831cf423ea6a366f55d9497d21c05ddb3c7d66acb042
 boost-checksum = 2844dddd3357e76909f2f3d008f686949f8b54aed29e1c650e18becd0b50701a273bb3754f1a4e56c0c056693b27c354c9ba54ddbec92599e192c2f6736fe3be
 cairo-checksum = 9eb27c4cf01c0b8b56f2e15e651f6d4e52c99d0005875546405b64f1132aed12fbf84727273f493d84056a13105e065009d89e94a8bfaf2be2649e232b82377f
 cdsclient-checksum = 2d7abf0079189b9dd19cb8919061445fd19ea9f7dfd54e8ceee26b743218cf62ab00eba0147abe82d9294223927f04b4cc3328620dfc9184a7049f8d515b29e4
@@ -92,7 +92,10 @@ flex-checksum = b4ef58d4a1d66b213e2f59df06959decf46d26b253cdc3f51cd26e2e2b505461
 freetype-checksum = 02f0f4211f9cee5b5e46ebe61190482fca5b41bc26be06fcf0d2d717e9fb119229308398c420eeea476fa2511ca2d52948f1a3242efad30ca82ed0b07cd50e3a
 gdb-checksum = b4161df5adfce3eb51b3b3fc6072b2ef9f612f5e0f95b25bc57382812854836e9d1b24807c68cc8987e37e90112c6d75ffc1de3ea67a9f92858b4ce1af85c479
 ghostscript-checksum = acee64fae78771bffa19b0b2bfaba3c345b420f93ceb4fc9df5fb705f785c8ed720fde2aef53546fac6aca2f7366c64c68a6e373a71999a42dc71aadc9aa782f
+ghostscript-fonts-gnu-checksum = 222cb81e6956d9724e746f5f4d5c7b47b04bfd75b889f437f946c29a5bf16b5ed57b7584cf7fb0d8561287ef9f2e1ac53e4d231b6eaf23cba2612b47e8a5f919
+ghostscript-fonts-std-checksum = d4fe6b097a3bdd9694dc704a2d986e22d649fbb7ca8302f872dff573525596a3f38246bd6dd166a5970a4fbca8cce6ebfb9a7030806b4662630afdf243438e1f
 gnuastro-checksum = 718b391cc59e8f6b57afc963fb27161ecc9f32b18dcef1cf9c24c88f61d264d8d1154e59a74c36f6ac3a970e1a6f77eee288ec881899beb57e51cc55b56c089b
+gperf-checksum = 855ebce5ff36753238a44f14c95be7afdc3990b085960345ca2caf1a2db884f7db74d406ce9eec2f4a52abb8a063d4ed000a36b317c9a353ef4e25e2cca9a3f4
 gsl-checksum = 0be8240715f0b86aba2c63d9f12da4dba4719d4e350e9308d279e0dd3b2f0519ea26fd2e38a17f3e8cf43aacbaa2455207a7ca0d6c305f3b8725e8ece2250a74
 hdf5-checksum = f828ee9d63533effe1ad358230e5ce7b64c5016e49291d9533575f713cbfba496290fc0151fd9617898bdf36785984ddb38a9207f529d7702d4e23838fe050d8
 healpix-checksum = 29fe680d757bd94651bf029654257cb67286643aad510df4c2f0b06245174411376ec1beca64feebfac14a6fc0194525170635842916d79dcaddeddd9ac6f6c7
@@ -101,6 +104,7 @@ imagemagick-checksum = ad4325df57769f9c4edf8ac71370cb9bb19e090e588d47eb0311e3f48
 imfit-checksum = 15edd2349232c1c8e611b31d3a46b0700112d274515f54d0a0085bb4bfa6d3d5f8a15cd926516e043a29ce841accf3534ae58dbfb952d858dc9445199c957096
 lapack-checksum = 17786cb7306fccdc9b4a242de7f64fc261ebe6a10b6ec55f519deb4cb673cb137e8742aa5698fd2dc52f1cd56d3bd116af3f593a01dcf6770c4dcc86c50b2a7f
 libffi-checksum = 980ca30a8d76f963fca722432b1fe5af77d7a4e4d2eac5144fbc5374d4c596609a293440573f4294207e1bdd9fda80ad1e1cafb2ffb543df5a275bc3bd546483
+libidn-checksum = 782260f73b1fd8ebea8a40e2b3a6866c4f67494b2b3df03748daa9c0f842a9578932e746eb4bbf2547fccb1d65d7fc99a7977759dbe58f87f2fdd26d0fe45a09
 libgit2-checksum = 0879c162e2e1dc00eadfbda22cd1f9d3a95b4ec2b653c108983f37c2f695140882de4d50d7cbc04ced247125a4e9fe6df16130e1267891aecdb2411d920db5c6
 libjpeg-checksum = 74ea5af3545657d4ac03f8f7933913112cc2d982f0e379d0e5647f1acac21931468e53806297c30ebe180c7bcf84919a0ac20a4195afb03db03060d57904ef6c
 libnsl-checksum = a3c8f674357674b7ed4b26c05adde607f39be8d6dc9ff715448e1fcc5fc23d11fbb4ce85a6e493b79bdb0bb450dc3ffb1fb480715779f738d7bc016fae91621d
@@ -125,14 +129,27 @@ sextractor-checksum = 4035710f9b8a20a0bb1a3913dab2dadd8444c179bf6dee425e0e8bb66a
 swarp-checksum = 80f4ade59738df3d4c9b47bda04148b53c6ba995d523fa8d1e02fb5d952b6078a53cc7d273849a033505de127a4f318b95adf2bf5a2dc38e8cc9bdaf5658487a
 swig-checksum = 5eaa2e06d8e4197fd02194051db1e518325dbb074a4c55a91099ad9c55193874f577764afc9029409a41bd520a95154095f26e33ef5add5c102bb2c1d98d33eb
 tides-checksum = c3360ff0d023b43749ba09a33302ca059f017a157b3ce7cdcf4f1a1578e90d3e7fa420077043adbee6b1ebf94bd698c8d6b279012f36d2a05b4de5351e30e108
+util-linux-checksum = c95d26b9037d6b877a247e6aeb58d17aa80f7e1bd6b523a4e0fde559fe07b3d924ece6d373300fefb65d1f206b3f990aeddb3a03605040e72ce6d6ee88591021
 wcslib-checksum = fed47771defb2a93fb50aa2e701c46f8ce35773dd3de91eeaed311b5a0474c096c7f9be6996fe95f82faa30b1d5c0aba892bca5da80bc32b15919dfaf551aeb7
 xlsxio-checksum = 22870fda7bd4eefd5fea2a9ad7530c9049135129d9b69805091777e6b54b2fc6c3f0e69c6954f36bce54eebbfeccaf637cce9e271a593221a4296d6632470a6c
 yaml-checksum = 13d2197135946204323dbfccafa0ac7b3d05437e920545a56f46811fd7319c01419a58083090ce85fccd4d6901a620ceb9f1190078cc0830bc0ce769bb024f51
 zlib-checksum = 73fd3fff4adeccd4894084c15ddac89890cd10ef105dd5e1835e1e9bbb6a49ff229713bd197d203edfa17c2727700fce65a2a235f07568212d820dca88b528ae
 
-
-
-
+# Xorg related packages
+util-macros-checksum = 3f51504b27f0478c136126f15110cf3cdbba218c4d74a8e974cca1381c6e8364609bd0c444f2fb19aa86a7f4e848dfce4f4da940463b224036f75a60b3d88619
+xorgproto-checksum = 2d10533e54987f293e1c8578aa742c38cf2fac8551db1d317cf5ee4a6a9600eced50f59c57c38b35dd210fe02d350294c967512f04cb9876d6c0c1f7e89cb199
+libxau-checksum = 3ca454ba466a807ea28b0f715066d73dc76ad312697b121d43e4d5766215052e9b7ffb8fe3ed3e496fa3f2a13f164ac692ff85cc428e26731b679f0f06a1d562
+libxdmcp-checksum = cb1d4650f97d66e73acd2465ec7d757b9b797cce2f85e301860a44997a461837eea845ec9bd5b639ec5ca34c804f8bdd870697a5ce3f4e270b687c9ef74f25ec
+xcb-proto-checksum = de66d568163b6da2be9d6c59984f3afa3acd119a781378638045fd68018665ef5c9af98f024e9962ba3eb7c7a4d85c27ba70ffafceb2324ccc6940f34de16690
+libxcb-checksum = b90a23204b0d2c29d8b115577edb01df0465e02d6a8876550fecd62375d24a5d5f872ddd5946772ddba077cadce75b12c7a6d218469dc30b5b92bc82188e8bc6
+fontconfig-checksum = f97f2a9db294fd72d416a7d76dd7db5934ade2cf76903764b09e7decc33e0e2eed1a1d35c5f1c7fd9ea39e2c7653b9e65365f0c6205e047e95e38ba5000dd100
+xtrans-checksum = 4fea89a3455c0e13321cbefa43340016dbb59bdd0dbdb5b796c1a6d2a6b1fd63cf1327b769ab426286b9c54b32ec764a50cd2b46228e4e43b841bda6b94de214
+libx11-checksum = fc18f0dc17ade1fc37402179f52e1f2b9c7b7d3a1a9590fea13046eb0c5193b4796289431cd99388eac01e8e59de77db45d2c9675d4f05ef8cf3ba6382c3dd31
+libxext-checksum = 09146397d95f80c04701be1cc0a9c580ab5a085842ac31d17dfb6d4c2e42b4253b89cba695e54444e520be359883a76ffd02f42484c9e2ba2c33a5a40c29df4a
+libice-checksum = 2f1ef2c32c833c71894a08fa7e7ed53f301f6c7bd22485d71c12884d8e8b36b99f362ec886349dcc84d08edc81c8b2cea035320831d64974edeba021b433c468
+libsm-checksum = 74c42e27029db78475e62025b4711dbac5e22d2f8e8a24be98a1c31b03c0fc4afe859928f851800ea0b76854f12147900dc4f27bbfd3d8ea45daaaf24b70a903
+libxt-checksum = 06248508b6fe5dfba8ceb4518475f656162351d78136eeb5d65086d680dabe9aca7bba3c94347f9c13ef03f82dab3ac19d0952ee610bc8c51c14cee7cf65f0b1
+libpthread-stubs-checksum = 5293c847f5d0c47a6956dd85b6630866f717e51e1e9c48fa10f70aa1e8268adc778eaf92504989c5df58c0dcde656f036248993b0ea5f79d4303012bfeff3c72
 
 # Python packages
 # ---------------
diff --git a/reproduce/software/config/urls.conf b/reproduce/software/config/urls.conf
index dc5a9d8..945537d 100644
--- a/reproduce/software/config/urls.conf
+++ b/reproduce/software/config/urls.conf
@@ -94,6 +94,8 @@
 #freetype-url = https://download.savannah.gnu.org/releases/freetype
 #gdb-url = http://ftp.gnu.org/gnu/gdb
 #ghostscript-url = $(shell v=$$(echo $(ghostscript-version) | sed -e's/\.//'); echo https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs$$v)
+#gs-fonts-std-url = https://downloads.sourceforge.net/gs-fonts
+#gs-fonts-gnu-url = https://downloads.sourceforge.net/gs-fonts
 #gnuastro-url = http://ftp.gnu.org/gnu/gnuastro
 #gsl-url = http://ftp.gnu.org/gnu/gsl
 #hdf5-url = $(shell majorver=$$(echo $(hdf5-version) | sed -e 's/\./ /g' | awk '{printf("%d.%d", $$1, $$2)}'); echo https://support.hdfgroup.org/ftp/HDF5/releases/hdf5-$$majorver/hdf5-$(hdf5-version)/src)
@@ -103,6 +105,7 @@
 #imfit-url = http://www.mpe.mpg.de/~erwin/resources/imfit
 #lapack-url = http://www.netlib.org/lapack
 #libffi-url = ftp://sourceware.org/pub/libffi
+#libidn-url = https://ftp.gnu.org/gnu/libidn
 #libgit2-url = https://github.com/libgit2/libgit2/archive
 #libjpeg-url = http://ijg.org/files
 #libnsl-url = http://akhlaghi.org/maneage-software
@@ -127,11 +130,25 @@
 #swarp-url = https://www.astromatic.net/download/swarp
 #swig-url = https://sourceforge.net/projects/swig/files/swig/swig-$(swig-version)
 #tides-url = http://akhlaghi.org/maneage-software
+#util-linux-url = https://mirrors.edge.kernel.org/pub/linux/utils/util-linux/v2.35/
 #valgrind-url = https://sourceware.org/pub/valgrind
 #wcslib-url = ftp://ftp.atnf.csiro.au/pub/software/wcslib
 #xlsxio-url = https://github.com/brechtsanders/xlsxio/archive
 #yaml-url = pyyaml.org/download/libyaml
 
+# Xorg packages
+# -------------
+#util-macros-url = https://www.x.org/pub/individual/util
+#xorgproto-url = https://xorg.freedesktop.org/archive/individual/proto
+#libxau-url = https://www.x.org/pub/individual/lib
+#libxdmcp-url = https://www.x.org/pub/individual/lib
+#xcb-proto-url = https://xorg.freedesktop.org/archive/individual/proto
+#fontconfig-url = https://www.freedesktop.org/software/fontconfig/release
+#xtrans-url = https://www.x.org/pub/individual/lib
+#libx11-url = https://www.x.org/pub/individual/lib
+#libxext-url = https://www.x.org/pub/individual/lib
+#libpthread-stubs-url = https://xcb.freedesktop.org/dist
+
 
 
 
diff --git a/reproduce/software/config/versions.conf b/reproduce/software/config/versions.conf
index b395e0f..7998345 100644
--- a/reproduce/software/config/versions.conf
+++ b/reproduce/software/config/versions.conf
@@ -87,7 +87,7 @@ astrometrynet-version = 0.77
 atlas-version = 3.10.3
 autoconf-version = 2.69.200-babc
 automake-version = 1.16.1
-bison-version = 3.4.2
+bison-version = 3.6
 boost-version = 1.73.0
 cairo-version = 1.16.0
 cdsclient-version = 3.84
@@ -100,7 +100,10 @@ flex-version = 2.6.4-91-ga631f5d
 freetype-version = 2.9
 gdb-version = 8.3
 ghostscript-version = 9.50
+ghostscript-fonts-gnu-version = 6.0
+ghostscript-fonts-std-version = 8.11
 gnuastro-version = 0.11
+gperf-version = 3.1
 gsl-version = 2.6
 hdf5-version = 1.10.5
 healpix-version = 3.50
@@ -108,6 +111,7 @@ help2man-version = 1.47.11
 imagemagick-version = 7.0.8-67
 imfit-version = 1.6.1
 libffi-version = 3.2.1
+libidn-version = 1.35
 libjpeg-version = v9b
 libnsl-version = 1.2.0-4a062cf
 libpaper-version = 1.1.28
@@ -130,9 +134,26 @@ sextractor-version = 2.25.0
 swarp-version = 2.38.0
 swig-version = 3.0.12
 tides-version = 2.0
+util-linux-version = 2.35
 xlsxio-version = 0.2.21
 yaml-version = 0.2.2
 
+# Xorg packages
+util-macros-version = 1.19.2
+xorgproto-version = 2020.1
+libxau-version = 1.0.9
+libxdmcp-version = 1.1.3
+xcb-proto-version = 1.14
+libxcb-version = 1.14
+fontconfig-version = 2.13.1
+xtrans-version = 1.4.0
+libx11-version = 1.6.9
+libxext-version = 1.3.4
+libice-version = 1.0.10
+libsm-version = 1.2.3
+libxt-version = 1.2.0
+libpthread-stubs-version = 0.4
+
 # Version-dependent build
 # -----------------------
 lapack-version = 3.8.0
diff --git a/reproduce/software/make/basic.mk b/reproduce/software/make/basic.mk
index 94bb5d4..453eddb 100644
--- a/reproduce/software/make/basic.mk
+++ b/reproduce/software/make/basic.mk
@@ -191,9 +191,8 @@ $(ibidir)/low-level-links: $(ibidir)/coreutils-$(coreutils-version) \
         #   Libdl (for dynamic loading libraries at runtime)
         #   POSIX Threads library for multi-threaded programs.
 	for l in dl pthread; do
-	  rm -f $(ildir)/lib$$l*;
 	  if [ -f /usr/lib/lib$$l.a ]; then
-	    ln -s /usr/lib/lib$$l.* $(ildir)/
+	    ln -sf /usr/lib/lib$$l.* $(ildir)/
 	  fi
 	done
 
diff --git a/reproduce/software/make/high-level.mk b/reproduce/software/make/high-level.mk
index b756cb9..ac84c87 100644
--- a/reproduce/software/make/high-level.mk
+++ b/reproduce/software/make/high-level.mk
@@ -70,10 +70,10 @@ ifeq ($(strip $(all_highlevel)),1)
   # we'll need to filter it out, then add it in the end: minizip (has same
   # version as zlib)
   #
-  # Packages that are installed in the same recipe as others. These need to
-  # be totally removed when testing all the builds (they will be built
-  # anyway).  lapack (installed with ATLAS)
-  targets-proglib := $(filter-out minizip-% lapack-%, \
+  # Packages that are installed in the same recipe as others shouldn't be
+  # included here because there is no explicit target for them: they will
+  # be built as part of the other package.
+  targets-proglib := $(filter-out minizip-% lapack-% ghostscript-fonts-%, \
       $(shell awk '/^# CLASS:PYTHON/{good=0} \
                    good==1 && !/^#/ && $$1 ~ /-version$$/ { \
                        printf("%s %s ", $$1, $$3)} \
@@ -126,14 +126,16 @@ export CCACHE_DISABLE := 1
 export SHELL := $(ibdir)/bash
 export CPPFLAGS := -I$(idir)/include
 .SHELLFLAGS := --noprofile --norc -ec
-export PKG_CONFIG_PATH := $(ildir)/pkgconfig
 export LDFLAGS := $(rpath_command) -L$(ildir)
 export PKG_CONFIG_LIBDIR := $(ildir)/pkgconfig
+export PKG_CONFIG_PATH := $(ildir)/pkgconfig:$(idir)/share/pkgconfig
 
 # Settings specific to this Makefile.
 export CC := $(ibdir)/gcc
 export CXX := $(ibdir)/g++
 export F77 := $(ibdir)/gfortran
+export C_INCLUDE_PATH := $(iidir)
+export CPLUS_INCLUDE_PATH := $(iidir)
 export LD_RUN_PATH := $(ildir):$(il64dir)
 export LD_LIBRARY_PATH := $(ildir):$(il64dir)
 
@@ -156,7 +158,15 @@ export DYLD_LIBRARY_PATH :=
 # library, it is thus necessary to include this location here. On systems
 # that don't need it, `sys_library_path' is just empty. This is necessary
 # for `ld'.
-export LIBRARY_PATH := $(sys_library_path)
+#
+# If this variable is not defined, it will be interpretted as the current
+# directory. In this case, when the program source has a 'specs' directory,
+# GCC will crash because it expects it to be special file.
+ifeq ($(strip $(sys_library_path)),)
+export LIBRARY_PATH := $(ildir)
+else
+export LIBRARY_PATH := $(ildir):$(sys_library_path)
+endif
 
 # Building flags:
 #
@@ -190,7 +200,8 @@ backupservers = $(filter-out $(topbackupserver),$(backupservers_all))
 
 
 
-# Import rules to build Python packages,
+# Import rules to build specialized software
+include reproduce/software/make/xorg.mk
 include reproduce/software/make/python.mk
 
 
@@ -466,6 +477,12 @@ $(ibidir)/freetype-$(freetype-version): $(ibidir)/libpng-$(libpng-version)
 	$(call gbuild, freetype-$(freetype-version), static)
 	echo "FreeType $(freetype-version)" > $@
 
+$(ibidir)/gperf-$(gperf-version):
+	tarball=gperf-$(gperf-version).tar.gz
+	$(call import-source, $(gperf-url), $(gperf-checksum))
+	$(call gbuild, gperf-$(gperf-version), static)
+	echo "GNU gperf $(gperf-version)" > $@
+
 $(ibidir)/gsl-$(gsl-version):
 	tarball=gsl-$(gsl-version).tar.gz
 	$(call import-source, $(gsl-url), $(gsl-checksum))
@@ -533,6 +550,13 @@ $(ibidir)/healpix-$(healpix-version): $(healpix-python-dep) \
 	cp $(dtexdir)/healpix.tex $(ictdir)/
 	echo "HEALPix $(healpix-version) \citep{healpix}" > $@
 
+$(ibidir)/libidn-$(libidn-version):
+	tarball=libidn-$(libidn-version).tar.gz
+	$(call import-source, $(libidn-url), $(libidn-checksum))
+	$(call gbuild, libidn-$(libidn-version), static, \
+	               --disable-doc, -j$(numthreads) V=1)
+	echo "Libjpeg $(libjpeg-version)" > $@
+
 $(ibidir)/libjpeg-$(libjpeg-version):
 	tarball=jpegsrc.$(libjpeg-version).tar.gz
 	$(call import-source, $(libjpeg-url), $(libjpeg-checksum))
@@ -893,50 +917,58 @@ $(ibidir)/gdb-$(gdb-version): $(ibidir)/python-$(python-version)
 	echo "GNU Project Debugger (GDB) $(gdb-version)" > $@
 
 $(ibidir)/ghostscript-$(ghostscript-version): \
+                      $(ibidir)/libxt-$(libxt-version) \
+                      $(ibidir)/expat-$(expat-version) \
+                      $(ibidir)/libidn-$(libidn-version) \
                       $(ibidir)/libpng-$(libpng-version) \
-                      $(ibidir)/libtiff-$(libtiff-version)
+                      $(ibidir)/libtiff-$(libtiff-version) \
+                      $(ibidir)/libpaper-$(libpaper-version)
 
-        # Import the tarball.
+        # Download the standard collection of Ghostscript fonts.
+	tarball=ghostscript-fonts-std-$(ghostscript-fonts-std-version).tar.gz
+	$(call import-source, $(ghostscript-fonts-std-url), \
+	                      $(ghostscript-fonts-std-checksum))
+
+        # Download the extra GNU fonts for Ghostscript.
+	tarball=ghostscript-fonts-gnu-$(ghostscript-fonts-gnu-version).tar.gz
+	$(call import-source, $(ghostscript-fonts-gnu-url), \
+	                      $(ghostscript-fonts-gnu-checksum))
+
+        # Download the tarball
 	tarball=ghostscript-$(ghostscript-version).tar.gz
 	$(call import-source, $(ghostscript-url), $(ghostscript-checksum))
 
-        # First we need to make sure some necessary X11 libraries that we
-        # don't yet install in this template are present on the host
-        # system, see https://savannah.nongnu.org/task/?15481 .
-        # Adding `-L/opt/X11/lib' to LDFLAGS is necessary for macOS systems
-        # because X11 libraries used to be installed there.
-	echo;
-	echo "Template: testing necessary X11 libraries for ghostscript"
-	echo "---------------------------------------------------------"
-	oprog=$(ddir)/libXext-test-for-ghostscript
-	cprog=$(ddir)/libXext-test-for-ghostscript.c
-	echo "#include <stdio.h>"          > $$cprog
-	echo "int main(void) {return 0;}" >> $$cprog
-	export LDFLAGS="$$LDFLAGS -L/opt/X11/lib"
-	if $$CC $$LDFLAGS $$cprog -o$$oprog -lXt -lSM -lICE -lXext; then
-	  echo "Necessary X11 libraries are present. Proceeding to the build."
-	  rm $$cprog $$oprog
-	else
-	  rm $$cprog
-	  echo ""
-	  echo "Problem in building Ghostscript"
-	  echo "-------------------------------"
-	  echo "Some necessary X11 libraries (that we don't yet install"
-	  echo "within the template) couldn't be found on your system, see"
-	  echo "the 'ld' error message above. Please install them manually"
-	  echo "so Ghostscript can be built."
-	  echo
-	  echo "For example if you use Debian-based OSs, run this command:"
-	  echo "  sudo apt install libxext-dev libxt-dev libsm-dev libice-dev ghostscript"
-	  echo ""
-	  echo "This notice will be removed once these packages are built"
-	  echo "within the project (Task #15481)."
-	  echo "-------------------------------"
-	  exit 1
-	fi
+        # Unpack it and configure Ghostscript.
+	cd $(ddir)
+	tar xf $(tdir)/$$tarball
+	cd ghostscript-$(ghostscript-version)
+	./configure --prefix=$(idir) \
+	            --disable-cups \
+	            --enable-dynamic \
+	            --with-system-libtiff \
+	            --disable-compile-inits
+
+        # Build and install the program and the shared libraries.
+	make    V=1 -j$(numthreads)
+	make so V=1 -j$(numthreads)
+	make install
+	make soinstall
+
+        # Install headers and set PostScript (PS) headers to point there.
+	install -v -m644 base/*.h $(iidir)/ghostscript
+	ln -sfvn $(iidir)/ghostscript $(iidir)/ps
 
-        # If they were present, go onto building Ghostscript.
-	$(call gbuild, ghostscript-$(ghostscript-version),,,V=1 -j$(numthreads))
+        # Install the fonts.
+	tar -xvf $(tdir)/ghostscript-fonts-std-$(ghostscript-fonts-std-version).tar.gz \
+	    -C $(idir)/share/ghostscript
+	tar -xvf $(tdir)/ghostscript-fonts-gnu-$(ghostscript-fonts-gnu-version).tar.gz \
+	    -C $(idir)/share/ghostscript
+	fc-cache -v $(idir)/share/ghostscript/fonts/
+	echo; echo "Ghostscript fonts added to Fontconfig."; echo;
+
+        # Clean up and write the output target.
+	cd ..
+	rm -rf ghostscript-$(ghostscript-version)
 	echo "GPL Ghostscript $(ghostscript-version)" > $@
 
 $(ibidir)/gnuastro-$(gnuastro-version): \
@@ -1203,6 +1235,70 @@ $(ibidir)/swig-$(swig-version):
 	$(call gbuild, swig-$(swig-version), static, --without-pcre)
 	echo "Swig $(swig-version)" > $@
 
+# The disables:
+#   For macOS:
+#       --disable-dependency-tracking
+#       --disable-silent-rules
+#       --disable-ipcrm
+#       --disable-ipcs
+#   Because they need root:
+#       --disable-mount
+#       --disable-wall
+#       --disable-su
+#
+# NOTE ON INSTALLATION DIRECTORY: Util-linux libraries are relatively
+# low-level and may cause conflicts with system libraries (especilly when
+# we don't build the C compiler in Maneage). The precise conflict that
+# triggered this was building CMake on macOS (it was expecting the host's
+# uuid library, but would crash because of conflicts with the installed
+# 'uuid.h' headers of Maneage's 'util-linux'.
+#
+# Since many programs don't actually need 'util-linux' libraries, to avoid
+# low-level conflicts, we will install util-linux in a unique top-level
+# directory and put symbolic links of its binaries in the main
+# '$(ibdir)'. If any program does need 'util-linux' libraries, they can
+# simply add the proper directories to the environment variables, see
+# 'fontconfig' for example.
+$(ibidir)/util-linux-$(util-linux-version):
+
+        # Import the source.
+	tarball=util-linux-$(util-linux-version).tar.xz
+	$(call import-source, $(util-linux-url), $(util-linux-checksum))
+
+        # Unpack the source and set it to install in a special directory
+        # (as explained above). As shown below, later, we'll put a symbolic
+        # link of all the necessary binaries in the main '$(idir)/bin'.
+	cd $(ddir)
+	tar xf $(tdir)/$$tarball
+	cd util-linux-$(util-linux-version)
+	./configure --prefix=$(idir)/util-linux \
+	            --disable-dependency-tracking \
+	            --disable-silent-rules \
+	            --without-systemd \
+	            --enable-libuuid \
+	            --disable-mount \
+	            --disable-ipcrm \
+	            --disable-ipcs \
+	            --disable-wall \
+	            --disable-su
+
+        # Build and install it.
+	make V=1 -j$(numthreads)
+	make install
+
+        # Put a symbolic link to installed programs in main installation
+        # directory. If 'sbin' exists in the main installation directory,
+        # put util-linux's 'sbin/' directory there too.
+	ln -sf $(idir)/util-linux/bin/* $(ibdir)/
+	if [ -d $(idir)/sbin ]; then
+	  ln -sf $(idir)/util-linux/sbin/* $(idir)/sbin
+	else
+	  ln -sf $(idir)/util-linux/sbin/* $(idir)/bin
+	fi
+
+        # Write the main target.
+	echo "util-Linux $(util-linux-version)" > $@
+
 $(ibidir)/xlsxio-$(xlsxio-version): \
                  $(ibidir)/cmake-$(cmake-version) \
                  $(ibidir)/expat-$(expat-version) \
diff --git a/reproduce/software/make/xorg.mk b/reproduce/software/make/xorg.mk
new file mode 100644
index 0000000..e3b1f71
--- /dev/null
+++ b/reproduce/software/make/xorg.mk
@@ -0,0 +1,180 @@
+# Build the project's Xorg dependencies.
+#
+# ------------------------------------------------------------------------
+#                      !!!!! IMPORTANT NOTES !!!!!
+#
+# This Makefile will be loaded into 'high-level.mk', which is called by the
+# `./project configure' script. It is not included into the project
+# afterwards.
+#
+# This Makefile contains instructions to build all the Xorg-related
+# software within the project. The build instructions here are taken from
+# Linux From Scratch:
+#     http://www.linuxfromscratch.org/blfs/view/svn/x/xorg7.html
+#
+# ------------------------------------------------------------------------
+#
+# Copyright (C) 2020 Mohammad Akhlaghi <mohammad@akhlaghi.org>
+#
+# This Makefile is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This Makefile is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this Makefile.  If not, see <http://www.gnu.org/licenses/>.
+
+
+
+
+
+# Environment variables
+export XORG_PREFIX=$(idir)
+
+# Common configuration options for all Xorg programs
+export XORG_CONFIG = --disable-static --prefix=$(XORG_PREFIX) \
+                     --sysconfdir=$(idir)/etc --localstatedir=$(idir)/var
+
+
+
+
+
+# This is the basic Xorg configuration script. Note that '$(idir)/etc' was
+# built in 'basic.mk'.
+$(idir)/etc/profile.d:; mkdir
+$(idir)/etc/profile.d/xorg.sh: | $(idir)/etc/profile.d
+	echo "export XORG_PREFIX=\"$(XORG_PREFIX)\""  > $@
+	echo "export XORG_CONFIG=\"$(XORG_CONFIG)\"" >> $@
+	chmod 644 $@
+
+# A set of m4 macros used in all Xorg packages.
+$(ibidir)/util-macros-$(util-macros-version): \
+                      $(idir)/etc/profile.d/xorg.sh \
+                      $(ibidir)/automake-$(automake-version)
+	tarball=util-macros-$(util-macros-version).tar.bz2
+	$(call import-source, $(util-macros-url), $(util-macros-checksum))
+	$(call gbuild, util-macros-$(util-macros-version),,$(XORG_CONFIG),V=1)
+	echo "util-macros (Xorg) $(util-macros-version)" > $@
+
+# Necessaary headers to define the Xorg protocols.
+$(ibidir)/xorgproto-$(xorgproto-version): \
+                    $(ibidir)/util-macros-$(util-macros-version)
+	tarball=xorgproto-$(xorgproto-version).tar.bz2
+	$(call import-source, $(xorg-proto-url), $(xorgproto-checksum))
+	$(call gbuild, xorgproto-$(xorgproto-version),,$(XORG_CONFIG),V=1)
+	echo "xorgproto $(xorgproto-version)" > $@
+
+# Necessaary headers to define the Xorg protocols.
+$(ibidir)/libxau-$(libxau-version): $(ibidir)/xorgproto-$(xorgproto-version)
+	tarball=libXau-$(libxau-version).tar.bz2
+	$(call import-source, $(libaxu-url), $(libxau-checksum))
+	$(call gbuild, libXau-$(libxau-version),,$(XORG_CONFIG), V=1)
+	echo "libXau (Xorg) $(libxau-version)" > $@
+
+# Library implementing the X Display Manager Control Protocol.
+$(ibidir)/libxdmcp-$(libxdmcp-version): $(ibidir)/libxau-$(libxau-version)
+	tarball=libXdmcp-$(libxdmcp-version).tar.bz2
+	$(call import-source, $(libxdmcp-url), $(libxdmcp-checksum))
+	$(call gbuild, libXdmcp-$(libxdmcp-version),,$(XORG_CONFIG), V=1)
+	echo "libXdmcp (Xorg) $(libxdmcp-version)" > $@
+
+# XML-XCB protocol descriptions
+$(ibidir)/xcb-proto-$(xcb-proto-version): \
+                    $(ibidir)/python-$(python-version) \
+                    $(ibidir)/libxml2-$(libxml2-version)
+	tarball=xcb-proto-$(xcb-proto-version).tar.xz
+	$(call import-source, $(xcb-proto-url), $(xcb-proto-checksum))
+	$(call gbuild, xcb-proto-$(xcb-proto-version),,$(XORG_CONFIG), V=1)
+	echo "XCB-proto (Xorg) $(xcb-proto-version)" > $@
+
+# Interface to the X Window System protocol, replaces current Xlib interface.
+$(ibidir)/libxcb-$(libxcb-version): \
+                 $(ibidir)/libxdmcp-$(libxdmcp-version) \
+                 $(ibidir)/xcb-proto-$(xcb-proto-version) \
+                 $(ibidir)/libpthread-stubs-$(libpthread-stubs-version)
+	tarball=libxcb-$(libxcb-version).tar.xz
+	$(call import-source, $(libxcb-url), $(libxcb-checksum))
+	$(call gbuild, libxcb-$(libxcb-version),, \
+	               $(XORG_CONFIG) --without-doxygen, \
+	               V=1 -j$(numthreads))
+	echo "libxcb (Xorg) $(libxcb-version)" > $@
+
+$(ibidir)/libpthread-stubs-$(libpthread-stubs-version): \
+                      $(ibidir)/automake-$(automake-version)
+	tarball=libpthread-stubs-$(libpthread-stubs-version).tar.gz
+	$(call import-source, $(libpthread-stubs-url), $(libpthread-stubs-checksum))
+	$(call gbuild, libpthread-stubs-$(libpthread-stubs-version),, V=1)
+	echo "libpthread-stubs (Xorg) $(libpthread-stubs-version)" > $@
+
+# Library for configuring fonts, it needs util-linux for libuuid.
+$(ibidir)/fontconfig-$(fontconfig-version): \
+                     $(ibidir)/gperf-$(gperf-version) \
+                     $(ibidir)/expat-$(expat-version) \
+                     $(ibidir)/libxml2-$(libxml2-version) \
+                     $(ibidir)/freetype-$(freetype-version) \
+                     $(ibidir)/util-linux-$(util-linux-version)
+        # Import the source.
+	tarball=fontconfig-$(fontconfig-version).tar.bz2
+	$(call import-source, $(fontconfig-url), $(fontconfig-checksum))
+
+        # Add the extra environment variables for using 'libuuid' of
+        # 'util-linux'.
+	ulidir=$(idir)/util-linux
+	export LDFLAGS="-L$$ulidir/lib $(LDFLAGS)"
+	export CPPFLAGS="-I$$ulidir/include $(CPPFLAGS)"
+	export PKG_CONFIG_PATH=$(PKG_CONFIG_PATH):$$ulidir/lib/pkgconfig
+
+        # Build it.
+	$(call gbuild, fontconfig-$(fontconfig-version),, \
+	               $(XORG_CONFIG) --sysconfdir=$(idir)/etc \
+	               --disable-docs, V=1 -j$(numthreads))
+	echo "Fontconfig $(fontconfig-version)" > $@
+
+$(ibidir)/xtrans-$(xtrans-version): \
+                 $(ibidir)/libxcb-$(libxcb-version) \
+                 $(ibidir)/fontconfig-$(fontconfig-version)
+	tarball=xtrans-$(xtrans-version).tar.bz2
+	$(call import-source, $(xtrans-url), $(xtrans-checksum))
+	$(call gbuild, xtrans-$(xtrans-version),,$(XORG_CONFIG), V=1)
+	echo "xtrans (Xorg) $(xtrans-version)" > $@
+
+$(ibidir)/libx11-$(libx11-version): $(ibidir)/xtrans-$(xtrans-version)
+	tarball=libX11-$(libx11-version).tar.bz2
+	$(call import-source, $(libx11-url), $(libx11-checksum))
+	$(call gbuild, libX11-$(libx11-version),,$(XORG_CONFIG), \
+	               -j$(numthreads) V=1)
+	echo "X11 library $(libx11-version)" > $@
+
+$(ibidir)/libxext-$(libxext-version): $(ibidir)/libx11-$(libx11-version)
+	tarball=libXext-$(libxext-version).tar.bz2
+	$(call import-source, $(libxext-url), $(libxext-checksum))
+	$(call gbuild, libXext-$(libxext-version),,$(XORG_CONFIG), \
+	               -j$(numthreads) V=1)
+	echo "libXext $(libxext-version)" > $@
+
+$(ibidir)/libice-$(libice-version): $(ibidir)/libxext-$(libxext-version)
+	tarball=libICE-$(libice-version).tar.bz2
+	$(call import-source, $(libice-url), $(libice-checksum))
+	$(call gbuild, libICE-$(libice-version),, \
+	               $(XORG_CONFIG) ICE_LIBS=-lpthread, \
+	               -j$(numthreads) V=1)
+	echo "libICE $(libice-version)" > $@
+
+$(ibidir)/libsm-$(libsm-version): $(ibidir)/libice-$(libice-version)
+	tarball=libSM-$(libsm-version).tar.bz2
+	$(call import-source, $(libsm-url), $(libsm-checksum))
+	$(call gbuild, libSM-$(libsm-version),, \
+	               $(XORG_CONFIG), -j$(numthreads) V=1)
+	echo "libSM $(libsm-version)" > $@
+
+$(ibidir)/libxt-$(libxt-version): $(ibidir)/libsm-$(libsm-version)
+	tarball=libXt-$(libxt-version).tar.bz2
+	$(call import-source, $(libxt-url), $(libxt-checksum))
+	$(call gbuild, libXt-$(libxt-version),, \
+	               $(XORG_CONFIG), -j$(numthreads) V=1)
+	echo "libXt $(libxt-version)" > $@