Rigol DSA1000A Series, Руководство по программированию

Страница: 159 / 174

Chapter 3 Programming Examples
RIGOL
Programming Guide for DSA1000A series 3-25
Linux Programming Guide
First, using one of the two methods below to add the library location to the search
path of the library so as to automatically load the installed library files.
Method 1: indicate the search path of the library in the environment variable
LD_LIBRARY_PATH .
Operation method: add the library file path /usr/local/lib to the
LD_LIBRARY_PATH viarable in the /etc/profile file, as shown in the figure below.
Method 2: add the search path of the library to the
/etc/ld.so.conf file.
Adding method: #echo “/usr/local/lib” >> /etc/ld.so.conf , as shown in the
figure below.
After setting the search path of the library in
/etc/ld.so.conf , execute the
/sbin/ldconfig command to update /etc/ld.so.cache (this command must have
root right) so as to locate the library when executing the program.