ldconfig

Question 1

ldconfig

Answer 1

ldconfig creates the necessary links and cache to the most recent shared libraries found in the directories specified on the command line, in the file /etc/ld.so.conf, and in the trusted directories, /lib and /usr/lib.

Question 2

ldconfig -c

• C
• f
• i

Answer 2

• c fmt, –format=fmt, Cache format to use: old, new, compat
• C cache, Use cache instead of /etc/ld.so.cache
• f conf, Use conf instead of /etc/ld.so.conf
• i, –ignore-aux-cache, Ignore auxiliary cache file

Question 3

ldconfig -l

• n
• N
• p

Answer 3

• l, Library mode. Manually link individual libraries.
• n, Process only the directories specified.
• N, Don’t rebuild the cache.
• p, –print-cache, Print the lists of directories and candidate libraries stored in the current cache

Question 4

ldconfig -r

• v
• V
• X

Answer 4

• r root, Change to and use root as the root directory.
• v, –verbose, Verbose mode.
• V, –version, Print program version.
• X, Don’t update links.