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bpo-40280: Move hard-coded feature checks to configure (GH-29789)

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Co-authored-by: Erlend Egeberg Aasland <erlend.aasland@innova.no>
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Christian Heimes 2021-11-26 20:36:48 +02:00 • committed by GitHub
parent b0b10e146b
commit 4ebde73b8e
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5 changed files with 88 additions and 70 deletions
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51
configure.ac
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@ -3937,31 +3937,32 @@ else
fi
# checks for library functions
AC_CHECK_FUNCS(alarm accept4 setitimer getitimer bind_textdomain_codeset chown \
clock confstr close_range copy_file_range ctermid dup3 execv explicit_bzero \
explicit_memset faccessat fchmod fchmodat fchown fchownat \
fdwalk fexecve fdopendir fork fpathconf fstatat ftime ftruncate futimesat \
futimens futimes gai_strerror getentropy \
getgrgid getgrgid_r getgrnam_r \
getgrouplist getgroups getlogin getloadavg getpeername getpgid getpid \
getpriority getresuid getresgid getpwent getpwnam_r getpwuid_r getspnam getspent getsid getwd \
if_nameindex \
initgroups kill killpg lchown lockf linkat lstat lutimes mmap \
memrchr mbrtowc mkdirat mkfifo \
madvise mkfifoat mknod mknodat mktime mremap nice openat pathconf pause pipe2 plock poll \
posix_fallocate posix_fadvise posix_spawn posix_spawnp pread preadv preadv2 \
pthread_condattr_setclock pthread_init pthread_kill pwrite pwritev pwritev2 \
readlink readlinkat readv realpath renameat \
sem_open sem_timedwait sem_clockwait sem_getvalue sem_unlink sendfile setegid seteuid \
setgid sethostname \
setlocale setregid setreuid setresuid setresgid setsid setpgid setpgrp setpriority setuid setvbuf \
sched_get_priority_max sched_setaffinity sched_setscheduler sched_setparam \
sched_rr_get_interval shutdown \
sigaction sigaltstack sigfillset siginterrupt sigpending sigrelse \
sigtimedwait sigwait sigwaitinfo snprintf splice strftime strlcpy strsignal symlinkat sync \
sysconf tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \
truncate uname unlinkat utimensat utimes vfork waitid waitpid wait3 wait4 \
wcscoll wcsftime wcsxfrm wmemcmp writev _getpty rtpSpawn)
AC_CHECK_FUNCS([ \
accept4 alarm bind_textdomain_codeset chown clock close_range confstr \
copy_file_range ctermid dup3 execv explicit_bzero explicit_memset \
faccessat fchmod fchmodat fchown fchownat fdopendir fdwalk fexecve \
fork fork1 fpathconf fstatat ftime ftruncate futimens futimes futimesat \
gai_strerror getegid getentropy geteuid getgid getgrgid getgrgid_r \
getgrnam_r getgrouplist getgroups getitimer getloadavg getlogin \
getpeername getpgid getpid getppid getpriority _getpty \
getpwent getpwnam_r getpwuid_r getresgid getresuid getsid getspent \
getspnam getuid getwd if_nameindex initgroups kill killpg lchown linkat \
lockf lstat lutimes madvise mbrtowc memrchr mkdirat mkfifo mkfifoat \
mknod mknodat mktime mmap mremap nice openat opendir pathconf pause pipe \
pipe2 plock poll posix_fadvise posix_fallocate posix_spawn posix_spawnp \
pread preadv preadv2 pthread_condattr_setclock pthread_init pthread_kill \
pwrite pwritev pwritev2 readlink readlinkat readv realpath renameat \
rtpSpawn sched_get_priority_max sched_rr_get_interval sched_setaffinity \
sched_setparam sched_setscheduler sem_clockwait sem_getvalue sem_open \
sem_timedwait sem_unlink sendfile setegid seteuid setgid sethostname \
setitimer setlocale setpgid setpgrp setpriority setregid setresgid \
setresuid setreuid setsid setuid setvbuf shutdown sigaction sigaltstack \
sigfillset siginterrupt sigpending sigrelse sigtimedwait sigwait \
sigwaitinfo snprintf splice strftime strlcpy strsignal symlinkat sync \
sysconf system tcgetpgrp tcsetpgrp tempnam timegm times tmpfile \
tmpnam tmpnam_r truncate ttyname uname unlinkat utimensat utimes vfork \
wait wait3 wait4 waitid waitpid wcscoll wcsftime wcsxfrm wmemcmp writev \
])
# Force lchmod off for Linux. Linux disallows changing the mode of symbolic
# links. Some libc implementations have a stub lchmod implementation that always