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Merge pull request #266 from eli-schwartz/master

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Consistently use pkg-config to find libssl and document the versions required.
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Toyam Cox 2017-12-26 23:23:51 -05:00 committed by GitHub
commit c6359f8a27
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2 changed files with 13 additions and 35 deletions
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2
README.md
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@ -39,7 +39,7 @@ To build this you'll need:
- [GNU make](http://www.gnu.org/software/make/)
- [pkg-config](http://www.freedesktop.org/wiki/Software/pkg-config/)
- [zlib](http://www.zlib.net)
- [openssl](http://www.openssl.org)
- [openssl < 1.1](http://www.openssl.org) or [libressl](https://www.libressl.org/)
- [libarchive >= 3.2.0](http://www.libarchive.org)
and optionally:

46
configure vendored
View File

@ -675,43 +675,21 @@ else
fi
#
# OpenSSL libssl with pkg-config support is required when building
# the static binaries.
# libssl with pkg-config support is required.
#
if [ "$BUILD_STATIC" = "yes" ]; then
printf "Checking for OpenSSL via pkg-config ... "
if ! $PKGCONFIG_BIN --exists libssl; then
echo "libssl.pc file not found, exiting."
exit 1
else
echo "found version $($PKGCONFIG_BIN --modversion libssl)."
echo "CFLAGS += $($PKGCONFIG_BIN --cflags libssl)" >>$CONFIG_MK
echo "LDFLAGS += $($PKGCONFIG_BIN --libs libssl)" >>$CONFIG_MK
echo "STATIC_LIBS += $($PKGCONFIG_BIN --libs --static libssl)" \
>>$CONFIG_MK
fi
printf "Checking for libssl via pkg-config ... "
if $PKGCONFIG_BIN --exists 'libssl < 1.1' && ! $PKGCONFIG_BIN --exists libtls ; then
echo "found OpenSSL version $($PKGCONFIG_BIN --modversion libssl)."
elif $PKGCONFIG_BIN --exists libssl libtls; then
echo "found LibreSSL version $($PKGCONFIG_BIN --modversion libssl)."
else
func=SHA256
printf "Checking for OpenSSL $func() ... "
cat <<EOF > _$func.c
#include <openssl/sha.h>
int main(void) {
SHA256(NULL, NULL, 0);
return 0;
}
EOF
if $XCC _$func.c -lcrypto -o _$func 2>/dev/null; then
echo yes.
echo "LDFLAGS += -lcrypto" >>$CONFIG_MK
else
CRYPTO_SHA256=no
fi
rm -f _$func.c _$func
if [ "$CRYPTO_SHA256" = "no" ]; then
echo "Failed to link with your system's OpenSSL library, can't continue..."
exit 1
fi
echo "libssl.pc file not found or incompatible version detected, exiting."
exit 1
fi
echo "CFLAGS += $($PKGCONFIG_BIN --cflags libssl)" >>$CONFIG_MK
echo "LDFLAGS += $($PKGCONFIG_BIN --libs libssl)" >>$CONFIG_MK
echo "STATIC_LIBS += $($PKGCONFIG_BIN --libs --static libssl)" \
>>$CONFIG_MK
#
# If --enable-static enabled, build static binaries.