[MacPorts] #67343: libxkbcommon-x11 @1.5.0 does not build on PPC Tiger, Mac OS X 10.4.11, because of fatal error: spawn.h: No such file or directory

[MacPorts]

#67343: libxkbcommon-x11 @1.5.0 does not build on PPC Tiger, Mac OS X 10.4.11,
because of fatal error: spawn.h: No such file or directory
-------------------------------+-----------------------
  Reporter:  ballapete         |      Owner:  (none)
      Type:  defect            |     Status:  new
  Priority:  Normal            |  Milestone:
 Component:  ports             |    Version:  2.8.1
Resolution:                    |   Keywords:  tiger ppc
      Port:  libxkbcommon-x11  |
-------------------------------+-----------------------

Comment (by ballapete):

 The `patch` corrects the problem with the path to `spawn.h`, but the next
 failure becomes visible:

 {{{
 [175/194] /opt/local/bin/gcc-mp-7 -Itest-x11comp.p -I.
 -I../libxkbcommon-1.5.0 -I../libxkbcommon-1.5.0/src
 -I../libxkbcommon-1.5.0/include -I/opt/local/include/LegacySupport
 -I/opt/local/include -fdiagnostics-color=always -Wall -Winvalid-pch
 -Wextra -std=c11 -g -fno-strict-aliasing -Wno-unused-parameter -Wno-
 missing-field-initializers -Wpointer-arith -Wmissing-declarations
 -Wformat=2 -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs
 -Wbad-function-cast -Wshadow -Wlogical-op -Wdate-time -Wwrite-strings
 -pipe -Os -arch ppc -MD -MQ test-x11comp.p/test_x11comp.c.o -MF test-
 x11comp.p/test_x11comp.c.o.d -o test-x11comp.p/test_x11comp.c.o -c
 ../libxkbcommon-1.5.0/test/x11comp.c
 ../libxkbcommon-1.5.0/test/x11comp.c: In function 'main':
 ../libxkbcommon-1.5.0/test/x11comp.c:89:15: warning: implicit declaration
 of function 'posix_spawnp'; did you mean 'posix_openpt'? [-Wimplicit-
 function-declaration]
          ret = posix_spawnp(&xvfb_pid, "Xvfb", NULL, NULL, xvfb_argv,
 envp);
                ^~~~~~~~~~~~
                posix_openpt
 ../libxkbcommon-1.5.0/test/x11comp.c:89:15: warning: nested extern
 declaration of 'posix_spawnp' [-Wnested-externs]
 [176/194] /opt/local/bin/gcc-mp-7  -o test-x11comp test-
 x11comp.p/test_x11comp.c.o -L/opt/local/lib
 -I/opt/local/include/LegacySupport -I/opt/local/include
 -Wl,-dead_strip_dylibs -Wl,-headerpad_max_install_names
 -Wl,-undefined,error -Wl,-headerpad_max_install_names
 -lMacportsLegacySupport -arch ppc -pipe -Os -arch ppc
 libxkbcommon-x11-internal.a libxkbcommon-test-internal.a
 /opt/local/lib/libxcb.dylib /opt/local/lib/libxcb-xkb.dylib
 FAILED: test-x11comp
 /opt/local/bin/gcc-mp-7  -o test-x11comp test-x11comp.p/test_x11comp.c.o
 -L/opt/local/lib -I/opt/local/include/LegacySupport -I/opt/local/include
 -Wl,-dead_strip_dylibs -Wl,-headerpad_max_install_names
 -Wl,-undefined,error -Wl,-headerpad_max_install_names
 -lMacportsLegacySupport -arch ppc -pipe -Os -arch ppc
 libxkbcommon-x11-internal.a libxkbcommon-test-internal.a
 /opt/local/lib/libxcb.dylib /opt/local/lib/libxcb-xkb.dylib
 Undefined symbols:
   "_posix_spawnp", referenced from:
       _main in test_x11comp.c.o
       _main in test_x11comp.c.o
 ld: symbol(s) not found
 collect2: error: ld returned 1 exit status
 ninja: build stopped: subcommand failed.
 Command failed:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_nue.de.rsync.macports.org_macports_release_tarballs_ports_devel_libxkbcommon/libxkbcommon-x11/work/build"
 && /opt/local/bin/ninja -j1 -v
 }}}

 The `library function posix_spawnp()` is not provided by `Legacy Support`…

-- 
Ticket URL: <https://trac.macports.org/ticket/67343#comment:1>
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