From abc03682de0b05e165a8deb6f505849870179d61 Mon Sep 17 00:00:00 2001 From: John Ogness Date: Mon, 22 Jan 2018 11:48:56 +0000 Subject: embedded-devel: add ld.so.cache info We talk about the dynamic loader, so let's talk about how to configure it too. Signed-off-by: John Ogness --- .../embedded-devel/pres_embedded-devel_en.tex | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/application-devel/embedded-devel/pres_embedded-devel_en.tex b/application-devel/embedded-devel/pres_embedded-devel_en.tex index a405249..2440554 100644 --- a/application-devel/embedded-devel/pres_embedded-devel_en.tex +++ b/application-devel/embedded-devel/pres_embedded-devel_en.tex @@ -506,6 +506,26 @@ $ objdump -x hello2 | grep PATH \end{verbatim} \end{frame} +\begin{frame}[containsverbatim] +\frametitle{The Dynamic Loader Cache} +The paths used to fill the ld.so.cache are listed in /etc/ld.so.conf and within .conf files in the /etc/ld.so.conf.d/ directory. +\begin{verbatim} +$ find /etc/ld.so.conf* -type f +/etc/ld.so.conf +/etc/ld.so.conf.d/fakeroot-x86_64-linux-gnu.conf +/etc/ld.so.conf.d/libc.conf +/etc/ld.so.conf.d/x86_64-linux-gnu.conf +\end{verbatim} +view the dynamic loader cache +\begin{verbatim} +/sbin/ldconfig -p +\end{verbatim} +update the dynamic loader cache +\begin{verbatim} +sudo /sbin/ldconfig +\end{verbatim} +\end{frame} + \begin{frame} \frametitle{The Dynamic Loader} Awareness and understanding of the dynamic loader leads to: -- cgit v1.2.3