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Re: Compiling curl 8.0.1 with OpenSSL 3.1.0 - ../lib/.libs/libcurl.so: undefined reference to ...

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From: Jeffrey Walton via curl-library <curl-library_at_lists.haxx.se>
Date: Sun, 16 Apr 2023 14:34:41 -0400

On Sun, Apr 16, 2023 at 2:27 PM Henrik Holst
<henrik.holst_at_millistream.com> wrote:
>
> https://www.openssl.org/docs/man3.0/man7/OPENSSL_NO_DEPRECATED.html
>
> It should IMHO be just -DOPENSSL_NO_DEPRECATED

Yeah, I was thinking that, too.

And Rahul may (probably?) need OPENSSL_API_COMPAT=30000, if I am
parsing https://www.openssl.org/docs/man3.0/man7/openssl_user_macros.html
correctly.

Jeff

> Den sön 16 apr. 2023 kl 20:23 skrev Jeffrey Walton via curl-library <curl-library_at_lists.haxx.se>:
>>
>> On Sun, Apr 16, 2023 at 2:06 PM Rahul Sabnis via curl-library
>> <curl-library_at_lists.haxx.se> wrote:
>> >>
>> >> It sounds like you are not compiling against OpenSSL 3.0. You are
>> >> compiling against an older OpenSSL that provides the symbol
>> >> EVP_PKEY_id, and not the newer OpenSSL that provides the symbol
>> >> EVP_PKEY_get_id (with EVP_PKEY_id supplied as a #define).
>> >
>> >
>> > I set the environment below so that it uses the OpenSSL which I want. I compiled and installed OpenSSL 3.1.0 under /home/builder/openssl
>> > export CPPFLAGS="-Dlinux26 -I/home/builder/openssl/include/openssl -DOPENSSL_NO_DEPRECATED_3_0"
>> > export LDFLAGS="-Wl,-R/home/builder/openssl/lib64 -L/home/builder/openssl/lib64"
>> > export LDLIBS="-lssl -lcrypto"
>> >
>> >> Please zip cURL's config.log, and attach it to the thread.
>> >
>> > Attached zipped config.log
>>
>> The problems seem to start sooner that compile and link. Configure is choking:
>>
>> <SNIP>
>> configure:26443: checking for HMAC_Init_ex in -lcrypto
>> configure:26466: gcc -std=gnu11 -o conftest -fPIC
>> -Werror-implicit-function-declaration -O2 -Wno-system-headers
>> -Dlinux26 -I/home/builder/openssl/include/openssl
>> -DOPENSSL_NO_DEPRECATED_3_0 -Wl,-R/home/builder/openssl/lib64
>> -L/home/builder/openssl/lib64 conftest.c -lcrypto >&5
>> /tmp/cc0YufCo.o: In function `main':
>> conftest.c:(.text.startup+0x7): undefined reference to `HMAC_Init_ex'
>> collect2: error: ld returned 1 exit status
>> configure:26466: $? = 1
>> configure: failed program was:
>> | /* confdefs.h */
>> | #define PACKAGE_NAME "curl"
>> | #define PACKAGE_TARNAME "curl"
>> | #define PACKAGE_VERSION "-"
>> | #define PACKAGE_STRING "curl -"
>> | #define PACKAGE_BUGREPORT "a suitable curl mailing list:
>> https://curl.se/mail/"
>> | #define PACKAGE_URL ""
>> | #define HAVE_STDIO_H 1
>> | #define HAVE_STDLIB_H 1
>> | #define HAVE_STRING_H 1
>> | #define HAVE_INTTYPES_H 1
>> | #define HAVE_STDINT_H 1
>> | #define HAVE_STRINGS_H 1
>> | #define HAVE_SYS_STAT_H 1
>> | #define HAVE_SYS_TYPES_H 1
>> | #define HAVE_UNISTD_H 1
>> | #define STDC_HEADERS 1
>> | #define PACKAGE "curl"
>> | #define VERSION "-"
>> | #define OS "x86_64-pc-linux-gnu"
>> | #define HAVE_DLFCN_H 1
>> | #define LT_OBJDIR ".libs/"
>> | #define CURL_DISABLE_LDAP 1
>> | #define CURL_DISABLE_LDAPS 1
>> | #define CURL_DISABLE_RTSP 1
>> | #define HAVE_SYS_TYPES_H 1
>> | #define HAVE_SYS_TIME_H 1
>> | #define HAVE_CLOCK_GETTIME_MONOTONIC 1
>> | #define ENABLE_IPV6 1
>> | #define HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID 1
>> | #define HAVE_WRITABLE_ARGV 1
>> | /* end confdefs.h. */
>> |
>> |
>> | #ifdef __cplusplus
>> | extern "C"
>> | #endif
>> | char HMAC_Init_ex ();
>> | int main (void)
>> | {
>> | return HMAC_Init_ex ();
>> | ;
>> | return 0;
>> | }
>> configure:26476: result: no
>> </SNIP>
>>
>> Looking at https://www.openssl.org/docs/man3.0/man7/openssl_user_macros.html,
>> I don't see a DOPENSSL_NO_DEPRECATED_3_0.
>>
>> Are you sure that is correct?

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Received on 2023-04-16

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