debian/rules

   1 #!/usr/bin/make -f
   2 # -*- makefile -*-
   3
   4 include /usr/share/dpkg/pkg-info.mk
   5 include /usr/share/dpkg/vendor.mk
   6 include /usr/share/dpkg/architecture.mk
   7 include /usr/share/dpkg/buildflags.mk
   8 # TODO: more correct to use `[build] rustflags = []` list syntax in Cargo.toml
   9 RUSTFLAGS = $(addprefix -C link-args=,$(LDFLAGS))
  10 export CFLAGS CXXFLAGS CPPFLAGS LDFLAGS RUSTFLAGS
  11
  12 # Defines DEB_*_RUST_TYPE triples
  13 include debian/architecture.mk
  14 export DEB_HOST_RUST_TYPE
  15
  16 # Uncomment this to turn on verbose mode.
  17 #export DH_VERBOSE=1
  18
  19 # src/rt/miniz.c (incorrectly) triggers -Wmisleading-indentation with
  20 # gcc-6.  See bug #811573.
  21 CFLAGS += -Wno-misleading-indentation
  22
  23 # Release type (one of beta, stable or nightly)
  24 RELEASE_CHANNEL := stable
  25 # See also ./build-preview-dsc.sh for a script that builds a beta/nightly .dsc
  26 # out of this packaging. Furthermore, if the build breaks after importing a new
  27 # upstream stable release, check the do_temporary_fixup function in that file
  28 # to see if we already know what fix to make.
  29
  30 DEB_DESTDIR := $(CURDIR)/debian/tmp
  31
  32 SED_VERSION_SHORT := sed -re 's/([^.]+)\.([^.]+)\..*/\1.\2/'
  33 RUST_VERSION := $(shell echo '$(DEB_VERSION_UPSTREAM)' | $(SED_VERSION_SHORT))
  34 RUST_LONG_VERSION := $(shell echo '$(DEB_VERSION_UPSTREAM)' | sed -re 's/([^+]+).*/\1/')
  35 LIBSTD_PKG := libstd-rust-$(RUST_VERSION)
  36 # Sed expression that matches the "rustc" we have in our Build-Depends field
  37 SED_RUSTC_BUILDDEP := sed -ne "/^Build-Depends:/,/^[^[:space:]\#]/{/^ *rustc .*,/p}" debian/control
  38
  39 # These are the normal build flags. Upstream is moving to debian/config.toml
  40 # but at the current version not all of these flags are available in that file.
  41 DEB_CONFIGURE_FLAGS = --enable-llvm-link-shared --disable-dist-src --prefix=/usr
  42
  43 # Use system LLVM (comment out to use vendored LLVM)
  44 OLD_LLVM_VERSION = 3.8
  45 DEB_CONFIGURE_FLAGS += --llvm-root=/usr/lib/llvm-3.9
  46 RUSTBUILD = ./x.py
  47 RUSTBUILD_FLAGS = --config debian/config.toml -v
  48
  49 update-version:
  50         oldver=$(shell $(SED_RUSTC_BUILDDEP) | sed -ne 's/.*(<= \(.*\)).*/\1/gp' | $(SED_VERSION_SHORT)); \
  51         newver=$(RUST_VERSION); \
  52         if [ $$oldver != $$newver ]; then debian/update-version.sh $$oldver $$newver; fi
  53
  54 # Below we detect how we're supposed to bootstrap the stage0 compiler. See
  55 # README.Debian for more details of the cases described below.
  56 #
  57 PRECONFIGURE_CHECK = :
  58 HAVE_BINARY_TARBALL := $(shell ls -1 dl/*$(DEB_HOST_RUST_TYPE)* 2>/dev/null | wc -l)
  59 # allow not using the binary tarball although it exists
  60 #ifneq (,$(filter $(DEB_HOST_ARCH), amd64 arm64 armhf i386 powerpc ppc64el s390x))
  61 #  HAVE_BINARY_TARBALL := 0
  62 #endif
  63 ifeq (0,$(HAVE_BINARY_TARBALL))
  64     # Case A (Building from source): the extracted source tree does not include
  65     # a bootstrapping tarball for the current architecture e.g. because the
  66     # distro already has a rustc for this arch, or the uploader expects that
  67     # this requirement be fulfilled in some other way.
  68     #
  69     # Case A-1: the builder did not select the "pkg.rustc.dlstage0" build profile.
  70     # In this case, we use the distro's rustc - either the previous or current version.
  71     ifeq (,$(findstring pkg.rustc.dlstage0,$(DEB_BUILD_PROFILES)))
  72         DEB_CONFIGURE_FLAGS += --enable-local-rust --local-rust-root=/usr
  73     endif
  74     #
  75     # Case A-2: the builder selected the "dlstage0" build profile.
  76     # In this case, the rust build scripts will download a stage0 into dl/ and use that.
  77     # We don't need to do anything specific in this build file, so this case is empty.
  78 else
  79     # Case B (Bootstrapping a new distro): the extracted source tree does
  80     # include a bootstrapping tarball for the current architecture; see the
  81     # `source_orig-dl` target below on how to build this.
  82     #
  83     # In this case, we'll bootstrap from the stage0 given in that tarball.
  84     # To ensure the uploader of the .dsc didn't make a mistake, we first check
  85     # that rustc isn't a Build-Depends for the current architecture.
  86     ifneq (,$(shell $(SED_RUSTC_BUILDDEP)))
  87     ifeq (,$(shell $(SED_RUSTC_BUILDDEP) | grep '!$(DEB_HOST_ARCH)'))
  88         PRECONFIGURE_CHECK = $(error found matches for dl/*$(DEB_HOST_RUST_TYPE)*, \
  89           but rustc might be a Build-Depends for $(DEB_HOST_ARCH))
  90     endif
  91     endif
  92 endif
  93
  94 BUILD_DOCS = 1
  95 ifneq (,$(findstring nodoc,$(DEB_BUILD_PROFILES)))
  96   DEB_CONFIGURE_FLAGS += --disable-docs
  97   BUILD_DOCS =
  98 endif
  99
 100 ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
 101   DEB_CONFIGURE_FLAGS += --disable-optimize --disable-optimize-cxx --disable-optimize-llvm
 102 endif
 103
 104 # Workaround for powerpc64le: no optimization
 105 # TODO: can remove when https://github.com/rust-lang/rust/issues/39015 is fixed
 106 ifneq (,$(findstring powerpc64le,$(DEB_TARGET_RUST_TYPE)))
 107   DEB_CONFIGURE_FLAGS += --disable-optimize --disable-optimize-cxx --disable-optimize-llvm
 108 endif
 109
 110 # Build products or non-source files in src/, that shouldn't go in rust-src
 111 SRC_CLEAN = src/rt/hoedown/src/html_blocks.c \
 112         src/bootstrap/bootstrap.pyc \
 113         src/etc/__pycache__/
 114
 115 %:
 116         dh $@ --parallel
 117
 118 .PHONY: build
 119 build:
 120         dh $@ --parallel
 121
 122 debian/config.toml: debian/config.toml.in
 123         m4  -DDEB_BUILD_RUST_TYPE="$(DEB_BUILD_RUST_TYPE)" \
 124                 -DDEB_HOST_RUST_TYPE="$(DEB_HOST_RUST_TYPE)" \
 125                 -DDEB_TARGET_RUST_TYPE="$(DEB_TARGET_RUST_TYPE)" \
 126                 -DRELEASE_CHANNEL="$(RELEASE_CHANNEL)" \
 127                 "$<" > "$@"
 128
 129 override_dh_auto_configure: debian/config.toml
 130         # fail the build if we have any instances of OLD_LLVM_VERSION in debian, except for debian/changelog
 131         ! grep --color=always -i 'll...?$(OLD_LLVM_VERSION)' --exclude=changelog -R debian
 132         $(PRECONFIGURE_CHECK)
 133         PATH="$$PWD/debian/bin:$$PATH" \
 134             ./configure $(DEB_CONFIGURE_FLAGS)
 135
 136 override_dh_auto_clean:
 137         $(RM) -rf ./build ./tmp ./.cargo config.stamp config.mk Makefile
 138         $(RM) -rf $(SRC_CLEAN) debian/config.toml
 139
 140 # upstream bundles this in the source, but in Debian we rebuild everything yo
 141 generate-sources:
 142         $(MAKE) -C src/rt/hoedown src/html_blocks.c
 143
 144 override_dh_auto_build-arch: generate-sources
 145         $(RUSTBUILD) build $(RUSTBUILD_FLAGS)
 146
 147 # note: this is only for buildds that want to do a separate arch:all build;
 148 # there is no point running this yourself "to save time" since it implicitly
 149 # depends on build-arch anyways.
 150 override_dh_auto_build-indep: generate-sources
 151 ifneq (,$(BUILD_DOCS))
 152 # Rust has a weird way of configuring whether to build docs or not
 153         sed -i -e 's/^docs = false/docs = true/' debian/config.toml
 154         $(RUSTBUILD) doc $(RUSTBUILD_FLAGS)
 155 endif
 156
 157 override_dh_auto_test-arch:
 158 ifeq (, $(filter nocheck,$(DEB_BUILD_OPTIONS)))
 159 # Use non-parallel $(MAKE) here instead of dh_auto_test, otherwise the upstream
 160 # Makefile will try to run N instances of the testrunner each of which will run
 161 # N instances of rustc (there is also parallel logic in libtest.rs already).
 162         if RUST_BACKTRACE=1 $(RUSTBUILD) test $(RUSTBUILD_FLAGS); then \
 163           : ; \
 164         elif [ $(DEB_VENDOR) = "Debian" -a $(DEB_DISTRIBUTION) != "experimental" ]; then \
 165           false; \
 166         elif [ $(DEB_VENDOR) = "Ubuntu" -a $(DEB_HOST_ARCH) != "s390x" ]; then \
 167           false ; \
 168         else \
 169           echo "====================================================="; \
 170           echo "WARNING: Ignoring test failures in the rust testsuite"; \
 171           echo "====================================================="; \
 172         fi
 173 endif
 174
 175 # No tests are applicable when only building arch:all packages.
 176 # More specifically: when we do an arch-all build, some crates are not built.
 177 # This makes some arch-dependent tests fail, so don't run them here.
 178 override_dh_auto_test-indep:
 179         true
 180
 181 override_dh_auto_install:
 182         DESTDIR=$(DEB_DESTDIR) $(RUSTBUILD) dist $(RUSTBUILD_FLAGS) --install
 183
 184         mkdir -p $(DEB_DESTDIR)/usr/lib/$(DEB_HOST_MULTIARCH)/
 185         mv $(DEB_DESTDIR)/usr/lib/lib*.so $(DEB_DESTDIR)/usr/lib/$(DEB_HOST_MULTIARCH)/
 186
 187         # Replace duplicated compile-time/run-time dylibs with symlinks
 188         @set -e; \
 189         for f in $(DEB_DESTDIR)/usr/lib/rustlib/$(DEB_HOST_RUST_TYPE)/lib/lib*.so; do \
 190           name=$${f##*/}; \
 191           if [ -f "$(DEB_DESTDIR)/usr/lib/$(DEB_HOST_MULTIARCH)/$$name" ]; then \
 192             echo "ln -sf ../../../$(DEB_HOST_MULTIARCH)/$$name $$f"; \
 193             ln -sf ../../../$(DEB_HOST_MULTIARCH)/$$name $$f; \
 194           fi; \
 195         done
 196
 197 ifneq (,$(BUILD_DOCS))
 198         # Brute force to remove privacy-breach-logo lintian warning.
 199         # We could have updated the upstream sources but it would complexify
 200         # the rebase
 201         @set -e; \
 202         find $(DEB_DESTDIR)/usr/share/doc/rust/html -iname '*.html' | \
 203         while read file; do \
 204           topdir=$$(echo "$$file" | sed 's,^$(DEB_DESTDIR)/usr/share/doc/rust/html/,,; s,/[^/]*$$,/,; s,^[^/]*$$,,; s,[^/]\+/,../,g'); \
 205           sed -i -e "s,https://doc.rust-lang.org/\(favicon.ico\|logos/rust-logo-32x32-blk.png\),$${topdir}rust-logo-32x32-blk.png," \
 206               -e "s,https://www.rust-lang.org/\(favicon.ico\|logos/rust-logo-32x32-blk.png\),$${topdir}rust-logo-32x32-blk.png," "$$file"; \
 207         done
 208         find $(DEB_DESTDIR) \( -iname '*.html' -empty -o -name .lock -o -name '*.inc' \) -delete;
 209 endif
 210
 211 override_dh_install-arch:
 212         dh_install
 213         dh_install -p$(LIBSTD_PKG) usr/lib/$(DEB_HOST_MULTIARCH)/
 214
 215 override_dh_install-indep:
 216         dh_install
 217         chmod -x \
 218           debian/rust-gdb/usr/share/rust-gdb/*.py \
 219           debian/rust-lldb/usr/share/rust-lldb/*.py
 220         $(RM) -rf $(SRC_CLEAN:%=debian/rust-src/usr/src/rust/%)
 221         # Get rid of lintian warnings
 222         find debian/rust-src/usr/src/rust \
 223                 \( -name .gitignore \
 224                 -o -name 'LICENSE*' \
 225                 -o -name 'LICENCE' \
 226                 -o -name 'license' \
 227                 -o -name 'COPYING*' \
 228                 \) -delete
 229         cd debian/rust-src/usr/src/rust && chmod -x \
 230                 src/etc/gdb_rust_pretty_printing.py \
 231                 src/etc/adb_run_wrapper.sh \
 232                 src/compiler-rt/test/builtins/Unit/ppc/test
 233
 234 override_dh_installchangelogs:
 235         dh_installchangelogs RELEASES.md
 236
 237 override_dh_installdocs:
 238         dh_installdocs -X.tex -X.aux -X.log -X.out -X.toc
 239
 240 override_dh_compress:
 241         dh_compress -X.woff
 242
 243 override_dh_makeshlibs:
 244         dh_makeshlibs -V
 245
 246         # dh_makeshlibs doesn't support our "libfoo-version.so" naming
 247         # structure, so we have to do this ourselves.
 248         install -o 0 -g 0 -d debian/$(LIBSTD_PKG)/DEBIAN
 249         LC_ALL=C ls debian/$(LIBSTD_PKG)/usr/lib/$(DEB_HOST_MULTIARCH)/lib*.so | \
 250         sed -n 's,^.*/\(lib.*\)-\(.\+\)\.so$$,\1 \2,p' | \
 251         while read name version; do \
 252           echo "$$name $$version $(LIBSTD_PKG) (>= $(DEB_VERSION_UPSTREAM))"; \
 253         done > debian/$(LIBSTD_PKG)/DEBIAN/shlibs
 254         chmod 644 debian/$(LIBSTD_PKG)/DEBIAN/shlibs
 255         chown 0:0 debian/$(LIBSTD_PKG)/DEBIAN/shlibs
 256
 257 override_dh_shlibdeps:
 258         dh_shlibdeps -- -x$(LIBSTD_PKG)
 259
 260 QUILT_SPECIAL_SNOWFLAKE_RETURN_CODE = x=$$?; if [ $$x = 2 ]; then exit 0; else exit $$x; fi
 261 source_orig-dl:
 262         QUILT_PATCHES=debian/patches quilt push -aq; $(QUILT_SPECIAL_SNOWFLAKE_RETURN_CODE)
 263         $(MAKE) -f debian/rules clean
 264         debian/make_orig-dl_tarball.sh
 265         QUILT_PATCHES=debian/patches quilt pop -aq; $(QUILT_SPECIAL_SNOWFLAKE_RETURN_CODE)
 266         rm -rf .pc