On Tue, 19 Jan 2016, Luca Barbato  wrote:

Module: libav
Branch: master
Commit: 8fd361f53b3c17c1ae13a39e030c8fa3ab4d8f1f

Author:    Luca Barbato <[email protected]>
Committer: Luca Barbato <[email protected]>
Date:      Fri Jan 15 18:09:48 2016 +0100

configure: Use pkg-config to check for openssl

---

configure |    3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/configure b/configure
index 8518e69..d776d0e 100755
--- a/configure
+++ b/configure
@@ -4532,7 +4532,8 @@ enabled mmal              && { check_lib 
interface/mmal/mmal.h mmal_port_connect
                                    check_lib interface/mmal/mmal.h 
mmal_port_connect ; }
                                check_lib interface/mmal/mmal.h 
mmal_port_connect ; } ||
                               die "ERROR: mmal not found"; }
-enabled openssl           && { check_lib openssl/ssl.h SSL_library_init -lssl 
-lcrypto ||
+enabled openssl           && { check_pkg_config openssl openssl/ssl.h 
SSL_library_init ||
+                               check_lib openssl/ssl.h SSL_library_init -lssl 
-lcrypto ||
                               check_lib openssl/ssl.h SSL_library_init -lssl32 
-leay32 ||
                               check_lib openssl/ssl.h SSL_library_init -lssl 
-lcrypto -lws2_32 -lgdi32 ||
                               die "ERROR: openssl not found"; }


This breaks building with openssl for me - configuring with --enable-nonfree --enable-openssl finds openssl, but doesn't add anything to EXTRALIBS, and thus linking fails.

Note how the check_pkg_config function doesn't actually add anything to cflags/extraflags, only require_pkg_config does it.

// Martin
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