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Allow file ports in ‘chdir’ when supported.

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* configure.ac: Check for ‘fchdir’.
* libguile/filesys.c
(scm_chdir): Support file ports.
(scm_init_filesys): Report support of file ports.
* doc/ref/posix.texi (Processes): Update accordingly.
* doc/ref/guile.texi: Add copyright line for new documentation in this
patch and later patches.
* test-suite/tests/filesys.test ("chdir"): Test it.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
Maxime Devos 2021-11-16 11:06:24 +00:00 • committed by Ludovic Courtès
parent 1ddc4eb964
commit 273bfe7510
5 changed files with 71 additions and 4 deletions
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3
configure.ac
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@ -516,7 +516,8 @@ AC_CHECK_HEADERS([crt_externs.h])
# pipe2 - non-POSIX, found in glibc (GNU/Linux and GNU/Hurd)
#
AC_CHECK_FUNCS([DINFINITY DQNAN cexp chsize clog clog10 ctermid \
fesetround ftime ftruncate fchown fchmod getcwd geteuid getsid \
fesetround ftime ftruncate fchown fchmod fchdir \
getcwd geteuid getsid \
gettimeofday getuid getgid gmtime_r ioctl lstat mkdir mkdtemp mknod \
nice readlink rmdir setegid seteuid \
setuid setgid setpgid setsid sigaction siginterrupt stat64 \