linux: Add maintenance commands to test libthread_db

[external/binutils.git] / gdb / doc / gdb.texinfo

diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index 4968b37..2c0ac33 100644 (file)
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -35547,6 +35547,15 @@ modify XML target descriptions.
 Check that the target descriptions dynamically created by @value{GDBN}
 equal the descriptions created from XML files found in @var{dir}.
 
+@kindex maint check libthread-db
+@item maint check libthread-db
+Run integrity checks on the current inferior's thread debugging
+library.  This exercises all @code{libthread_db} functionality used by
+@value{GDBN} on GNU/Linux systems, and by extension also exercises the
+@code{proc_service} functions provided by @value{GDBN} that
+@code{libthread_db} uses.  Note that parts of the test may be skipped
+on some platforms when debugging core files.
+
 @kindex maint print dummy-frames
 @item maint print dummy-frames
 Prints the contents of @value{GDBN}'s internal dummy-frame stack.
@@ -35854,6 +35863,17 @@ number of blocks in the blockvector
 @end enumerate
 @end table
 
+@kindex maint set check-libthread-db
+@kindex maint show check-libthread-db
+@item maint set check-libthread-db [on|off]
+@itemx maint show check-libthread-db
+Control whether @value{GDBN} should run integrity checks on inferior
+specific thread debugging libraries as they are loaded.  The default
+is not to perform such checks.  If any check fails @value{GDBN} will
+unload the library and continue searching for a suitable candidate as
+described in @ref{set libthread-db-search-path}.  For more information
+about the tests, see @ref{maint check libthread-db}.
+
 @kindex maint space
 @cindex memory used by commands
 @item maint space @var{value}