[MacPorts] #58700: qemu @4.0.0: error: use of undeclared identifier 'O_CLOEXEC'

[MacPorts]

#58700: qemu @4.0.0: error: use of undeclared identifier 'O_CLOEXEC'
--------------------+----------------------
 Reporter:  kencu   |      Owner:  raimue
     Type:  defect  |     Status:  assigned
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:
 Keywords:          |       Port:  qemu
--------------------+----------------------
 qemu needs `PortGroup legacysupport 1.0` at least on some older systems,
 for
 {{{
 /opt/local/bin/clang-mp-5.0 -iquote
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_emulators_qemu/qemu/work/qemu-4.0.0/hw/usb
 -iquote hw/usb -iquote
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_emulators_qemu/qemu/work/qemu-4.0.0/tcg
 -iquote
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_emulators_qemu/qemu/work/qemu-4.0.0/tcg/i386
 -iquote . -iquote
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_emulators_qemu/qemu/work/qemu-4.0.0
 -iquote
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_emulators_qemu/qemu/work/qemu-4.0.0/accel/tcg
 -iquote
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_emulators_qemu/qemu/work/qemu-4.0.0/include
 -I/opt/local/include/pixman-1
 -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_emulators_qemu/qemu/work/qemu-4.0.0/dtc/libfdt
 -DHAS_LIBSSH2_SFTP_FSYNC  -D_REENTRANT -I/opt/local/include/glib-2.0
 -I/opt/local/lib/glib-2.0/include -m64 -mcx16 -DOS_OBJECT_USE_OBJC=0
 -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-
 prototypes -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-
 prototypes -fno-strict-aliasing -fno-common -fwrapv -std=gnu99  -Wno-
 string-plus-int -Wno-initializer-overrides -Wexpansion-to-defined -Wendif-
 labels -Wno-shift-negative-value -Wno-missing-include-dirs -Wempty-body
 -Wnested-externs -Wformat-security -Wformat-y2k -Winit-self -Wignored-
 qualifiers -Wold-style-definition -Wtype-limits -fstack-protector-strong
 -Wno-missing-braces -I/opt/local/include/p11-kit-1
 -I/opt/local/include/libpng16
 -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_emulators_qemu/qemu/work/qemu-4.0.0/tests
 -MMD -MP -MT hw/usb/host-stub.o -MF hw/usb/host-stub.d -O2 -g -pipe -Os
 -femulated-tls -arch x86_64  -c -o hw/usb/host-stub.o hw/usb/host-stub.c
 hw/usb/dev-mtp.c:617:38: error: use of undeclared identifier 'O_CLOEXEC'
     fd = open(o->path, O_DIRECTORY | O_CLOEXEC | O_NOFOLLOW);
                                      ^
 hw/usb/dev-mtp.c:621:11: warning: implicit declaration of function
 'fdopendir' is invalid in C99 [-Wimplicit-function-declaration]
     dir = fdopendir(fd);
           ^
 }}}

 and with that, it installs at least back to `10.6.8`:
 {{{
 $ port -v installed qemu
 The following ports are currently installed:
   qemu
 @4.0.0_0+cocoa+ssh+target_arm+target_i386+target_m68k+target_ppc+target_x86_64+usb+vnc
 (active) platform='darwin 10' archs='x86_64'
 date='2019-07-08T20:09:57-0700'
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/58700>
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