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authorPaul Eggert <eggert@cs.ucla.edu>2016-12-27 15:02:34 -0800
committerPaul Eggert <eggert@cs.ucla.edu>2016-12-27 15:03:05 -0800
commited77fb40cae45dda078510841326e1e5ab1dd55f (patch)
tree8cba10e0a29b71a77b23891a4b522908b4875a0f /README
parente17e5f40b81447a2af65b0e64a3295d5e2e86753 (diff)
downloadcoreutils-ed77fb40cae45dda078510841326e1e5ab1dd55f.tar.xz
doc: Update POSIX part of README (Bug#25259)
Diffstat (limited to 'README')
-rw-r--r--README10
1 files changed, 4 insertions, 6 deletions
diff --git a/README b/README
index 1dea9084c..39102556b 100644
--- a/README
+++ b/README
@@ -23,12 +23,10 @@ If you obtained this file as part of a "git clone", then see the
README-hacking file. If this file came to you as part of a tar archive,
then see the file INSTALL for compilation and installation instructions.
-These programs are intended to conform to POSIX (with BSD and other
-extensions), like the rest of the GNU system. By default they conform
-to older POSIX (1003.2-1992), and therefore support obsolete usages
-like "head -10" and "chown owner.group file". This default is
-overridden at build-time by the value of <unistd.h>'s _POSIX2_VERSION
-macro, and this in turn can be overridden at runtime as described in
+Like the rest of the GNU system, these programs mostly conform to
+POSIX, with BSD and other extensions. For closer conformance, or
+conformance to a particular POSIX version, set the POSIXLY_CORRECT
+and the _POSIX2_VERSION environment variables, as described in
the documentation under "Standards conformance".
The ls, dir, and vdir commands are all separate executables instead of