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authorCorinna Vinschen <corinna@vinschen.de>2014-10-27 10:34:17 +0000
committerCorinna Vinschen <corinna@vinschen.de>2014-10-27 10:34:17 +0000
commitf1271e19c39b4c1e989fa115d76edeaa7df44514 (patch)
tree61ecc4602fb0eeb61d8668f31f13721f6fe167bf
parent8170e43b48fcc5581e4f867d5fc5324f2f925453 (diff)
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* highlights.xml: Rearrange itemizedlist markup slightly.
* new-features.xml (ov-new1.7.33): Add setfacl -b option. * utils.xml (setfacl): Ditto.
-rw-r--r--winsup/doc/ChangeLog6
-rw-r--r--winsup/doc/highlights.xml17
-rw-r--r--winsup/doc/new-features.xml5
-rw-r--r--winsup/doc/utils.xml11
4 files changed, 29 insertions, 10 deletions
diff --git a/winsup/doc/ChangeLog b/winsup/doc/ChangeLog
index 4ccd7d328..e814ffbb8 100644
--- a/winsup/doc/ChangeLog
+++ b/winsup/doc/ChangeLog
@@ -1,3 +1,9 @@
+2014-10-27 Corinna Vinschen <corinna@vinschen.de>
+
+ * highlights.xml: Rearrange itemizedlist markup slightly.
+ * new-features.xml (ov-new1.7.33): Add setfacl -b option.
+ * utils.xml (setfacl): Ditto.
+
2014-10-24 Luke Kendall <luke.kendall@cisra.canon.com.au>
* ntsec.xml: More language and typo fixes.
diff --git a/winsup/doc/highlights.xml b/winsup/doc/highlights.xml
index 5de789a8c..76eb3fb1c 100644
--- a/winsup/doc/highlights.xml
+++ b/winsup/doc/highlights.xml
@@ -245,8 +245,9 @@ support for cloning address space between processes and several
features actively undermine a reliable <literal>fork</literal>
implementation. Three issues are especially prevalent:</para>
-<para><itemizedlist>
-<listitem>DLL base address collisions. Unlike *nix shared
+<itemizedlist mark="bullet">
+
+<listitem><para>DLL base address collisions. Unlike *nix shared
libraries, which use "position-independent code", Windows shared
libraries assume a fixed base address. Whenever the hard-wired
address ranges of two DLLs collide (which occurs quite often), the
@@ -259,18 +260,18 @@ statically-linked dlls (dependencies known at compile time) are
resolved before <literal>cygwin1.dll</literal> initializes and
cannot be fixed afterward. This problem can only be solved by
removing the base address conflicts which cause the problem,
-usually using the <literal>rebaseall</literal> tool.</listitem>
+usually using the <literal>rebaseall</literal> tool.</para></listitem>
-<listitem>Address space layout randomization (ASLR). Starting with
+<listitem><para>Address space layout randomization (ASLR). Starting with
Vista, Windows implements ASLR, which means that thread stacks,
heap, memory-mapped files, and statically-linked dlls are placed
at different (random) locations in each process. This behaviour
interferes with a proper <literal>fork</literal>, and if an
unmovable object (process heap or system dll) ends up at the wrong
location, Cygwin can do nothing to compensate (though it will
-retry a few times automatically).</listitem>
+retry a few times automatically).</para></listitem>
-<listitem>DLL injection by
+<listitem><para>DLL injection by
<ulink url="http://cygwin.com/faq/faq.html#faq.using.bloda">
BLODA</ulink>. Badly-behaved applications which
inject dlls into other processes often manage to clobber important
@@ -279,7 +280,9 @@ collisions which rebasing cannot fix. The only way to resolve this
problem is to remove (usually uninstall) the offending app. See
<xref linkend="cygwinenv-implemented-options"></xref> for the
<literal>detect_bloda</literal> option, which may be able to identify the
-BLODA.</listitem></itemizedlist></para>
+BLODA.</para></listitem>
+
+</itemizedlist>
<para>In summary, current Windows implementations make it
impossible to implement a perfectly reliable fork, and occasional
diff --git a/winsup/doc/new-features.xml b/winsup/doc/new-features.xml
index f3a49815c..9ac630c04 100644
--- a/winsup/doc/new-features.xml
+++ b/winsup/doc/new-features.xml
@@ -15,6 +15,11 @@ without having to create /etc/passwd and /etc/group files. Introduce
/etc/nsswitch.conf file to configure passwd/group handling.
</para>
+<listitem><para>
+Add -b/--remove-all option to setfacl to reduce the ACL to only the entries
+representing POSIX permission bits.
+</para></listitem>
+
<para>
For bordercase which require to use /etc/passwd and /etc/group files,
change mkpasswd/mkgroup to generate passwd/group entries compatible with
diff --git a/winsup/doc/utils.xml b/winsup/doc/utils.xml
index acbda53d8..7c90d726e 100644
--- a/winsup/doc/utils.xml
+++ b/winsup/doc/utils.xml
@@ -1683,11 +1683,13 @@ Example: regtool.exe get '\user\software\Microsoft\Clock\iFormat'
<title>setfacl</title>
<screen>
-Usage: setfacl [-r] (-f ACL_FILE | -s acl_entries) FILE...
- setfacl [-r] ([-d acl_entries] [-m acl_entries]) FILE...
+Usage: setfacl [-r] {-f ACL_FILE | -s acl_entries} FILE...
+ setfacl [-r] {-b|[-d acl_entries] [-m acl_entries]} FILE...
+
Modify file and directory access control lists (ACLs)
+ -b, --remove-all remove all extended ACL entries
-d, --delete delete one or more specified ACL entries
-f, --file set ACL entries for FILE to ACL entries read
from a ACL_FILE
@@ -1699,7 +1701,7 @@ Modify file and directory access control lists (ACLs)
-h, --help output usage information and exit
-V, --version output version information and exit
-At least one of (-d, -f, -m, -s) must be specified
+At least one of (-b, -d, -f, -m, -s) must be specified
</screen>
<para> For each file given as parameter, <command>setfacl</command> will
@@ -1733,6 +1735,9 @@ At least one of (-d, -f, -m, -s) must be specified
<para> The following options are supported: </para>
+ <para> <literal>-b</literal> Remove all extended ACL entries. The base
+ ACL entries of the owner, group and others are retained.</para>
+
<para> <literal>-d</literal> Delete one or more specified entries from the
file's ACL. The owner, group and others entries must not be deleted.
Acl_entries to be deleted should be specified without permissions, as in