Merge pull request #3570 from donaldsharp/dire_warning

more doc stuff for configure

configure.ac

@@ -587,7 +587,7 @@ AC_SUBST([DFLT_NAME])
 AC_DEFINE_UNQUOTED([DFLT_NAME], ["$DFLT_NAME"], [Name of the configuration default set])
 
 if test "${enable_shell_access}" = "yes"; then
-   AC_DEFINE([HAVE_SHELL_ACCESS], [1], [Allow user to use ssh/telnet/bash])
+   AC_DEFINE([HAVE_SHELL_ACCESS], [1], [Allow user to use ssh/telnet/bash, be aware this is considered insecure])
 fi
 
 AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])

doc/user/installation.rst

@@ -79,9 +79,23 @@ options from the list below.
 
 .. program:: configure
 
+.. option:: --enable-tcmalloc
+
+   Enable the alternate malloc library.  In some cases this is faster and more efficient,
+   in some cases it is not.
+
+.. option:: --disable-doc
+
+   Do not build any documentation, including this one.
+
+.. option:: --enable-doc-html
+
+   From the documentation build html docs as well in addition to the normal output.
+
 .. option:: --disable-zebra
 
-   Do not build zebra daemon.
+   Do not build zebra daemon.  This generally only be useful in a scenario where
+   you are building bgp as a standalone server.
 
 .. option:: --disable-ripd
 
@@ -103,6 +117,52 @@ options from the list below.
 
    Do not build bgpd.
 
+.. option:: --disable-ldpd
+
+   Do not build ldpd.
+
+.. option:: --disable-nhrpd
+
+   Do not build nhrpd.
+
+.. option:: --disable-eigrpd
+
+   Do not build eigrpd.
+
+.. option:: --disable-babeld
+
+   Do not build babeld.
+
+.. option:: --disable-watchfrr
+
+   Do not build watchfrr.  Watchfrr is used to integrate daemons into startup/shutdown
+   software available on your machine.  This is needed for systemd integration, if you
+   disable watchfrr you cannot have any systemd integration.
+
+.. option:: --enable-systemd
+
+   Build watchfrr with systemd integration, this will allow FRR to communicate with
+   systemd to tell systemd if FRR has come up properly.
+
+.. option:: --disable-pimd
+
+   Turn off building of pimd.  On some BSD platforms pimd will not build properly due
+   to lack of kernel support.
+
+.. option:: --disable-pbrd
+
+   Turn off building of pbrd.  This daemon currently requires linux in order to function
+   properly.
+
+.. option:: --enable-sharpd
+
+   Turn on building of sharpd.  This daemon facilitates testing of FRR and can also
+   be used as a quick and easy route generator.
+
+.. option:: --disable-staticd
+
+   Do not build staticd.  This daemon is necessary if you want static routes.
+
 .. option:: --disable-bfdd
 
    Do not build bfdd.
@@ -112,6 +172,10 @@ options from the list below.
    Make *bgpd* which does not make bgp announcements at all.  This
    feature is good for using *bgpd* as a BGP announcement listener.
 
+.. option:: --disable-bgp-vnc
+
+   Turn off bgpd's ability to use VNC.
+
 .. option:: --enable-datacenter
 
    Enable system defaults to work as if in a Data Center. See defaults.h
@@ -213,6 +277,12 @@ options from the list below.
    hardcoded arrays that FRR builds towards, so we need to know how big to
    make these arrays at build time.
 
+.. option:: --enable-shell-access
+
+   Turn on the ability of FRR to access some shell options( telnet/ssh/bash/etc. )
+   from vtysh itself.  This option is considered extremely unsecure and should only
+   be considered for usage if you really really know what you are doing.
+
 .. option:: --enable-gcov
 
    Code coverage reports from gcov require adjustments to the C and LD flags.