X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=README;h=f1d75f76c968dd27ca5780dfc708b06fe3cb3233;hp=a1d100c6343c8db930dba796e89a355ff3a24b2f;hb=1124fe6f01b1d59d016c238026f20380f38d98dc;hpb=ed1c99fcc13f279eccf25fc20427eb92867da245

diff --git a/README b/README
index a1d100c63..f1d75f76c 100644
--- a/README
+++ b/README
@@ -26,9 +26,16 @@ BUG REPORTS:
 AUTHOR:
         Lennart Poettering with major support from Kay Sievers
 
+LICENSE:
+        GPLv2+ for all code, except sd-daemon.[ch] and
+        sd-readahead.[ch] which are MIT
+
 REQUIREMENTS:
-        Linux kernel >= 2.6.30 (with devtmpfs, cgroups; optional but strongly recommended: autofs4, ipv6)
-        libudev >= 163
+        Linux kernel >= 2.6.39
+                with devtmpfs
+                with cgroups (but it's OK to disable all controllers)
+                optional but strongly recommended: autofs4, ipv6
+        libudev >= 172
         dbus >= 1.4.0
         libcap
         gtk+ >= 2.20 (optional)
@@ -47,6 +54,7 @@ REQUIREMENTS:
         automake
         autoconf
         libtool
+        gperf
         make, gcc, and similar tools
 
         During runtime you need the following dependencies:
@@ -56,6 +64,19 @@ REQUIREMENTS:
         plymouth (optional)
         dracut (optional)
 
+        When systemd-hostnamed is used it is strongly recommended to
+        install nss-myhostname to ensure that in a world of
+        dynamically changing hostnames the hostname stays resolveable
+        under all circumstances. In fact, systemd-hostnamed will warn
+        if nss-myhostname is not installed. Packagers are encouraged to
+        add a dependency on nss-myhostname to the package that
+        includes systemd-hostnamed.
+
+        Note that D-Bus can link against libsystemd-login.so, which
+        results in a cyclic build dependency. To accomodate for this
+        please build D-Bus without systemd first, then build systemd,
+        then rebuild D-Bus with systemd support.
+
 WARNINGS:
         systemd will warn you during boot if /etc/mtab is not a
         symlink to /proc/mounts. Please ensure that /etc/mtab is a
@@ -72,6 +93,9 @@ WARNINGS:
         about this, since this kind of file system setup is not really
         supported anymore by the basic set of Linux OS components.
 
+        For more information on this issue consult
+        http://freedesktop.org/wiki/Software/systemd/separate-usr-is-broken
+
 ENGINEERING AND CONSULTING SERVICES:
         ProFUSION <http://profusion.mobi> offers professional
         engineering and consulting services for systemd for embedded