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Diffstat (limited to 'libcrypto/libcrypto/buildfile')
| -rw-r--r-- | libcrypto/libcrypto/buildfile | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/libcrypto/libcrypto/buildfile b/libcrypto/libcrypto/buildfile new file mode 100644 index 0000000..ef00ff3 --- /dev/null +++ b/libcrypto/libcrypto/buildfile @@ -0,0 +1,249 @@ +# file : libcrypto/buildfile +# copyright : Copyright (c) 2018-2019 Code Synthesis Ltd +# license : OpenSSL and SSLeay Licenses; see accompanying LICENSE file + +# Exclude source code of unused features (engines, disabled algorithms, etc). +# +# Note: crypto/LPdir_*.c and crypto/des/ncbc_enc.c are actually headers. +# +lib{crypto}: {h }{** -buildinf-body} \ + {h }{buildinf-body} \ + crypto/{ c}{** -LPdir_* -*cap \ + -aes/aes_x86core \ + -bn/asm/x86_64-gcc \ + -des/ncbc_enc \ + -ec/ecp_nistz256* \ + -engine/eng_devcrypto \ + -mdc2/** \ + -poly1305/poly1305_ieee754 \ + -poly1305/poly1305_base2_44} \ + crypto/{file}{LPdir_*.c des/ncbc_enc.c} \ + {file}{libcrypto.map} + +# Symlinked where appropriate. +# +downstream/internal/h{platform}@./downstream/internal/: dist = false + +tclass = $c.target.class + +i686 = ($c.target.cpu == 'i686') + +linux = ($tclass == 'linux') +bsd = ($tclass == 'bsd') +macos = ($tclass == 'macos') +windows = ($tclass == 'windows') + +gcc = ($c.class == 'gcc') +msvc = ($c.class == 'msvc') +mingw = ($c.target.system == 'mingw32') + +lib{crypto}: def{libcrypto}: include = $windows + +# See bootstrap.build for details. +# +lib_version = ($version.pre_release ? "$version.project_id" : "$abi_version") +lib{crypto}: bin.lib.version = @"-$lib_version" + +# Drop -DOPENSSL_PIC and -D{L|B}_ENDIAN preprocessor options and define +# OPENSSL_PIC and {L|B}_ENDIAN macros in downstream/openssl/opensslconf.h. +# Pass -DLIBCRYPTO_BUILD to define the above macros only while building the +# libcrypto library. +# +c.poptions += -DLIBCRYPTO_BUILD + +if! $windows +{ + # Note that the upstream package uses -pthread compiler/linker option on + # Linux and FreeBSD. The option is currently unsupported by build2, so we + # use -D_REENTRANT and -lpthread preprocessor/linker options instead. + # + # Also note that on FreeBSD and Mac OS the upstream package also passes + # -D_REENTRANT. + # + c.poptions += -D_REENTRANT + + if $linux + c.poptions += -DOPENSSL_USE_NODELETE + + if $bsd + c.poptions += -D_THREAD_SAFE +} +else +{ + c.poptions += -DWIN32_LEAN_AND_MEAN -DUNICODE -D_UNICODE + + # Note that upstream also adds Applink support if compiled with VC. This is + # something about being able to use the library with application compiled + # with a different compiler (see ../../upstream/Configurations/10-main.conf + # for details). We drop this for now as it requires ASM support. In + # particular, we don't pass -DOPENSSL_USE_APPLINK preprocessor option no + # compile uplink.c and auto-generated uplink-x86_64.asm. + # + if $msvc + { + c.poptions += -DOPENSSL_SYS_WIN32 -D_CRT_SECURE_NO_DEPRECATE \ + -D_WINSOCK_DEPRECATED_NO_WARNINGS + + c.coptions += /Gs0 /GF /Gy + } + else + c.poptions += -D_MT +} + +if ($i686 && $gcc) + c.coptions += -fomit-frame-pointer + +# Disable compiler warnings. +# +if $msvc +{ + # Disable warnings that pop up with /W3. + # + c.coptions += /wd4090 /wd4129 /wd4164 /wd4244 /wd4267 /wd4311 +} +else +{ + # Disable warnings that pop up with -Wall -Wextra. Upstream doesn't seem to + # care about these and it is not easy to disable specific warnings in a way + # that works across compilers/versions (some -Wno-* options are only + # recognized in newer versions). There are still some warnings left that + # appear for certain platforms/compilers. We pass them through but disable + # treating them as errors. + # + c.coptions += -Wno-all -Wno-extra -Wno-error +} + +# Define the OPENSSLDIR and ENGINESDIR macros as the upstream package does it +# in the most of cases. +# +# Note that upstream defines them differently for some +# platforms/distributions. For example, it defines ENGINESDIR as +# /usr/local/lib64/engines-1.1 on Fedora and /usr/local/lib/engines-1_1 for +# MinGW GCC (which doesn't make much sense). +# +# Also note that Linux distributions may define them differently. For example: +# +# Debian/Ubuntu: /usr/lib/ssl and /usr/lib/x86_64-linux-gnu/engines-1.1 +# Fedora/RHEL: /etc/pki/tls and /usr/lib64/engines-1.1 +# +# Overall, the thinking is that if any of these directories are actually +# needed, then one should probably be using the system-installed OpenSSL. +# +if! $windows +{ + root = ($install.root != [null] \ + ? $install.resolve($install.root) \ + : [dir_path] /usr/local) + + lib = ($install.root != [null] \ + ? $install.resolve($install.lib) \ + : $root/lib) + + openssldir = "$root/ssl" + enginesdir = "$lib/engines-$lib_version" +} +else +{ + arc = ($i686 ? ' (x86)' : '') + + root = ($install.root != [null] \ + ? $install.resolve($install.root) \ + : [dir_path] "C:/Program Files$arc/Common Files") + + lib = ($install.root != [null] \ + ? $install.resolve($install.lib) \ + : [dir_path] "C:/Program Files$arc/OpenSSL/lib") + + openssldir = "$root/SSL" + enginesdir = "$lib/engines-$regex.replace($lib_version, '-', '_')" +} + +# Escape backslashes and quotes in the directory paths prior to representing +# them as C string literals. +# +od = $regex.replace($openssldir, '(\\|")', '\\\1') +ed = $regex.replace($enginesdir, '(\\|")', '\\\1') + +c.poptions += -DOPENSSLDIR="\"$od\"" -DENGINESDIR="\"$ed\"" + +# Escape backslashes and quotes in the compilation flags and substitute them +# into internal/buildinf-body.h as string literals, one per line. +# +# Note: the flag list will not reflect compiler options that build2 adds +# implicitly (-fPIC, etc). +# +cflags = +for f: $c.poptions $c.coptions + cflags += $regex.replace($f, '(\\|")', '\\\1') + +# @@ Get rid of this when we add support for '\n' in regex substitution alone +# '\1', etc. +# +nl=' +' + +h{buildinf-body}: in{buildinf-body} +h{buildinf-body}: cflags = $regex.merge($cflags, '(.+)', "$nl \" \\1\"") + +# Note that we have to add "-I$src_root" for the headers auto-generating +# machinery to work properly. +# +c.poptions =+ "-I$out_root" "-I$src_root" \ + "-I$src_base/downstream" "-I$src_base" + +crypto/ c.poptions =+ "-I$src_base/include" +crypto/evp/ c.poptions =+ "-I$src_root/libcrypto/crypto/modes" +crypto/ec/curve448/ c.poptions =+ "-I$src_base" "-I$src_base/arch_32" + +crypto/obj{cversion}: c.poptions =+ "-I$src_root/libcrypto/downstream/internal" + +if! $windows +{ + if $linux + { + libs{crypto}: c.loptions += -Wl,-znodelete + c.libs += -ldl + } + + if ($linux || $bsd) + { + libs{crypto}: c.loptions += -Wl,-Bsymbolic \ + "-Wl,--version-script=$src_base/libcrypto.map" + c.libs += -lpthread + } +} +else +{ + # Note that for MinGW GCC the upstream package also passes -static-libgcc. + # We normally don't link GCC run-time statically when packaging other C + # libraries, so let's not do that here either and see how it goes. + # + if $mingw + libs{crypto}: c.loptions += -Wl,--enable-auto-image-base + + c.libs += $regex.apply(ws2_32 gdi32 crypt32, \ + '(.+)', \ + $msvc ? '\1.lib' : '-l\1') + + # @@ To suppress the 'object file does not define any public symbols' + # warning we also need to pass /ignore:4221 option to lib.exe. Currently + # there is no way to do this. + # + if $msvc + c.libs += advapi32.lib +} + +lib{crypto}: cc.export.poptions = "-I$src_base/downstream" "-I$src_base" + +# Install headers from the upstream and downstream openssl/ subdirectories +# only. +# +h{*}: install = false +openssl/h{*}: install = include/openssl/ +downstream/openssl/h{*}: install = include/openssl/ +downstream/openssl/opensslconf/h{*}: install = include/openssl/opensslconf/ + +# Disable libssl headers installation (see ../README-DEV for details). +# +for h: dtls1 srtp ssl2 ssl3 sslerr ssl + openssl/h{$h}@./openssl/: install = false |