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author | Laurent Bercot <ska-skaware@skarnet.org> | 2020-09-18 09:35:43 +0000 |
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committer | Laurent Bercot <ska-skaware@skarnet.org> | 2020-09-18 09:35:43 +0000 |
commit | 3aad40d38f3cba359f78f81dd27b420d19aa45b7 (patch) | |
tree | 73e8d06f010a82d6d72f304ed31b80dfec7ba74d /doc/flags.html | |
parent | 24f08a61e6456fb2bdf1382000a0b4b3bf910d45 (diff) | |
download | skalibs-3aad40d38f3cba359f78f81dd27b420d19aa45b7.tar.xz |
Prepare for 2.9.3.0
Diffstat (limited to 'doc/flags.html')
-rw-r--r-- | doc/flags.html | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/doc/flags.html b/doc/flags.html index e6895ed..7aa8f95 100644 --- a/doc/flags.html +++ b/doc/flags.html @@ -174,5 +174,30 @@ often anyway). The default is <tt>/usr/bin:/bin</tt>, which is usually safe. </p> +<a name="sysdep"><h3> --enable-sysdep-devurandom=yes </h3></a> + +<p> + When compiling natively, skalibs probes the build system for <em>sysdeps</em>, +i.e. system-specific behaviours that influence the way skalibs must +implement certain interfaces. This autodetection can be overriden on the +configure command line: for a sysdep named <em>K</em>, if you want to +enforce the value <em>V</em>, you can use <tt>--enable-sysdep-<em>K</em>=<em>V</em></tt> +as a configure option. +</p> + +<p> +(This is similar to the <tt>ac_cv_foobar_<em>K</em>=<em>V</em></tt> environment +variable mechanism in autotools.) +</p> + +<p> + When <a href="crosscompile.html">cross-compiling</a>, there are a few sysdeps +that <em>cannot</em> be autodetected and have to be provided manually on the +command line. The <tt>devurandom</tt> sysdep, which encodes the existence of +a functional <tt>/dev/urandom</tt> device on the target, is one of those. +<tt>--enable-sysdep-devurandom=yes</tt> tells skalibs to assume that there is +such a device it can rely on for random number generation. +</p> + </body> </html> |