qt5-qtmultimedia @5.15.10: error: no template named 'unary_function' in namespace 'std'; did you mean '__unary_function'?

[ddrum2000]

This port recently stopped building. I think the relevant line from the log are:

:info:build ld: warning: -single_module is obsolete
:info:build mv -f libdeclarative_audioengine.dylib ../../../qml/QtAudioEngine/libdeclarative_audioengine.dylib
:info:build make[3]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_aqua_qt5/qt5-qtmultimedia/work/qtmultimedia-everywhere-src-5.15.10/src/imports/audioengine'
:info:build make[2]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_aqua_qt5/qt5-qtmultimedia/work/qtmultimedia-everywhere-src-5.15.10/src/imports'
:info:build make[1]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_aqua_qt5/qt5-qtmultimedia/work/qtmultimedia-everywhere-src-5.15.10/src'
:info:build make: *** [sub-src-make_first] Error 2
:info:build make: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_aqua_qt5/qt5-qtmultimedia/work/qtmultimedia-everywhere-src-5.15.10'
:info:build Command failed:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_aqua_qt5/qt5-qtmultimedia/work/qtmultimedia-everywhere-src-5.15.10" && /usr/bin/make -j8 -w 
:info:build Exit code: 2
:error:build Failed to build qt5-qtmultimedia: command execution failed
:debug:build Error code: CHILDSTATUS 98211 2
:debug:build Backtrace: command execution failed
:debug:build     while executing
:debug:build "system {*}$notty {*}$callback {*}$nice $fullcmdstring"
:debug:build     invoked from within
:debug:build "command_exec -callback portprogress::target_progress_callback build"
:debug:build     (procedure "portbuild::build_main" line 8)
:debug:build     invoked from within
:debug:build "$procedure $targetname"
:error:build See /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_aqua_qt5/qt5-qtmultimedia/main.log for details.

I've attached the whole log as well. Thanks ahead of time.

[chrstphrchvz (Christopher Chavez)]

Fix for qt5-qtmultimedia proposed in ​https://github.com/macports/macports-ports/pull/20629

To the reporter: please remember to set a ticket’s port field and to specify maintainer(s) in owner/cc fields. ​https://guide.macports.org/chunked/project.html#project.tickets.guidelines

[ddrum2000]

Replying to chrstphrchvz:

Fix proposed in ​https://github.com/macports/macports-ports/pull/20629

To the reporter: please remember to set a ticket’s port field and to specify maintainer(s) in owner/cc fields. ​https://guide.macports.org/chunked/project.html#project.tickets.guidelines

Sorry about that. Hopefully I addressed your request

[MaddTheSane (C.W. Betts)]

This also affects qt6-qtmultimedia.

[chrstphrchvz (Christopher Chavez)]

Replying to MaddTheSane:

This also affects qt6-qtmultimedia.

The fix for qt6-qtmultimedia is proposed in ​https://github.com/macports/macports-ports/pull/20633

[Mark Mentovai <mark@…>]

In 90c8819f31d3c7e78ebf8e1516cbf6447c7d42bd/macports-ports (master):

qt5-qtmultimedia: fix build in Xcode 15

In Xcode 15 clang in C++17 mode, std::unary_function, deprecated since
C++11, has been removed.

Fixes: #68276

[chrstphrchvz (Christopher Chavez)]

In 8e9fc400d8a6dee51041faed118bdd443212aef7/macports-ports (master):

qt6-qtmultimedia: prevent Xcode 15 build failure

See: #68276#comment:7