[MacPorts] #62991: m4 @ 1.4.19+universal Failed to configure

[MacPorts]

#62991: m4 @ 1.4.19+universal Failed to configure
---------------------------+--------------------------
  Reporter:  FaradayLight  |      Owner:  (none)
      Type:  defect        |     Status:  new
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.7.1
Resolution:                |   Keywords:  arm64 bigsur
      Port:  M4            |
---------------------------+--------------------------

Comment (by FaradayLight):

 Using the -v switch on another upgrade attempt I get these entries:

 {{{
 checking whether POSIX threads API is available... yes
 checking whether setlocale (LC_ALL, NULL) is multithread-safe... no
 checking whether setlocale (category, NULL) is multithread-safe... yes
 checking whether imported symbols can be declared weak... no
 checking host CPU and C ABI... grep: conftest.s: No such file or directory
 arm
 }}}

 {{{
 checking whether C symbols are prefixed with underscore at the linker
 level... ggrep: conftest.s: No such file or directory
 no
 }}}

 {{{
 checking whether iswblank is declared... no
 checking whether iswdigit is ISO C compliant... no
 checking whether iswxdigit is ISO C compliant... ./configure: line 38230:
 test: !=: unary operator expected
 ./configure: line 38230: test: !=: unary operator expected
 guessing yes
 }}}

 {{{
 checking whether malloc (0) returns nonnull... (cached) no
 checking whether mbrtowc handles incomplete characters... ./configure:
 line 39070: test: !=: unary operator expected
 ./configure: line 39108: test: !=: unary operator expected
 guessing yes
 checking whether mbrtowc works as well as mbtowc... guessing yes
 checking whether mbrtowc handles a NULL pwc argument... ./configure: line
 39267: test: !=: unary operator expected
 guessing yes
 checking whether mbrtowc handles a NULL string argument... ./configure:
 line 39340: test: !=: unary operator expected
 guessing yes
 checking whether mbrtowc has a correct return value... ./configure: line
 39403: test: !=: unary operator expected
 ./configure: line 39403: test: !=: unary operator expected
 guessing yes
 checking whether mbrtowc returns 0 when parsing a NUL character...
 guessing yes
 checking whether mbrtowc stores incomplete characters... ./configure: line
 39662: test: !=: unary operator expected
 guessing no
 }}}

 {{{
 checking whether sleep is declared... no
 checking for socklen_t... no
 checking for socklen_t equivalent... configure: error: Cannot find a type
 to use in place of socklen_t
 Command failed:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_m4/m4/work/m4-1.4.19"
 && ./configure --prefix=/opt/local --disable-dependency-tracking
 --disable-silent-rules --program-prefix=g --with-packager=MacPorts --with-
 packager-version="revision 1" --with-packager-bug-
 reports=https://trac.macports.org/wiki/Tickets ac_cv_libsigsegv=no
 Exit code: 1
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/62991#comment:7>
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