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cf: Honour OpenSSL library and include paths

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Check for OpenSSL features while LDFLAGS and CFLAGS are set with
the paths provided in the configure command line. This allows
detecting a non-default OpenSSL's version correctly, such as
on FreeBSD with one of the OpenSSL 3.0 ports.
This commit is contained in:
Dan McGregor
2023-04-04 13:30:02 -06:00
committed by Nico Williams
parent 61dc4ff8df
commit 442664d94f
1 changed files with 16 additions and 17 deletions
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33
cf/crypto.m4
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@@ -112,6 +112,22 @@ if test "$with_openssl" != "no"; then
LDFLAGS="${LIB_openssl_crypto} ${LDFLAGS}"
AC_CHECK_LIB([crypto], [OPENSSL_init],
[LIB_openssl_crypto="${LIB_openssl_crypto} -lcrypto"; openssl=yes], [openssl=no], [])
if test "$openssl" = "yes"; then
AC_CHECK_LIB([crypto],
[OSSL_EC_curve_nid2name],
[AC_DEFINE_UNQUOTED([HAVE_OPENSSL_30], 1,
[whether OpenSSL is 3.0 or higher])]
)
AC_CHECK_HEADERS([openssl/fips.h],
[AC_DEFINE_UNQUOTED([HAVE_OPENSSL_FIPS_H], 1,
[whether openssl/fips.h is available])]
)
AC_CHECK_LIB([crypto],
[FIPS_mode_set],
[AC_DEFINE_UNQUOTED([HAVE_OPENSSL_FIPS_MODE_SET_API], 1,
[whether FIPS_mode_set API is available])]
)
fi
# These cases are just for static linking on older OSes,
# presumably.
if test "$openssl" = "no"; then
@@ -134,23 +150,6 @@ if test "$with_openssl" != "no"; then
LDFLAGS="${saved_LDFLAGS}"
fi
if test "$openssl" = "yes"; then
AC_CHECK_LIB([crypto],
[OSSL_EC_curve_nid2name],
[AC_DEFINE_UNQUOTED([HAVE_OPENSSL_30], 1,
[whether OpenSSL is 3.0 or higher])]
)
AC_CHECK_HEADERS([openssl/fips.h],
[AC_DEFINE_UNQUOTED([HAVE_OPENSSL_FIPS_H], 1,
[whether openssl/fips.h is available])]
)
AC_CHECK_LIB([crypto],
[FIPS_mode_set],
[AC_DEFINE_UNQUOTED([HAVE_OPENSSL_FIPS_MODE_SET_API], 1,
[whether FIPS_mode_set API is available])]
)
fi
LIB_hcrypto='$(top_builddir)/lib/hcrypto/libhcrypto.la'
LIB_hcrypto_a='$(top_builddir)/lib/hcrypto/.libs/libhcrypto.a'
LIB_hcrypto_so='$(top_builddir)/lib/hcrypto/.libs/libhcrypto.so'