diff options
Diffstat (limited to 'gdb/doc')
| -rw-r--r-- | gdb/doc/ChangeLog | 6 | ||||
| -rw-r--r-- | gdb/doc/gdb.texinfo | 55 |
2 files changed, 13 insertions, 48 deletions
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog index fc66f0c..1438e7f 100644 --- a/gdb/doc/ChangeLog +++ b/gdb/doc/ChangeLog @@ -1,5 +1,11 @@ 2015-07-15 Jan Kratochvil <jan.kratochvil@redhat.com> + Revert the previous 2 commits: + gdbserver build-id attribute generator + Validate symbol file using build-id + +2015-07-15 Jan Kratochvil <jan.kratochvil@redhat.com> + * gdb.texinfo (Files): Add 'set validate-build-id' and 'show validate-build-id'. diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo index 513c08e..9e2ecd1 100644 --- a/gdb/doc/gdb.texinfo +++ b/gdb/doc/gdb.texinfo @@ -17950,44 +17950,6 @@ libraries that were loaded by explicit user requests are not discarded. @end table -@table @code -@kindex set validate-build-id -@cindex override @value{GDBN} build-id check -@item set validate-build-id @var{mode} -Setting to override @value{GDBN} build-id check. - -Inferior shared libraries and symbol files may contain unique build-id. -By default @value{GDBN} will ignore symbol files with non-matching build-id -while printing: - -@smallexample - warning: Shared object "libfoo.so.1" could not be validated (remote - build ID 2bc1745e does not match local build ID a08f8767) and will be - ignored; or use 'set validate-build-id off'. -@end smallexample - -Turning off this setting would load such symbol file while still printing: - -@smallexample - warning: Shared object "libfoo.so.1" could not be validated (remote - build ID 2bc1745e does not match local build ID a08f8767) but it is - being loaded due to 'set validate-build-id off'. -@end smallexample - -If remote build-id is present but it does not match local build-id (or local -build-id is not present) then this setting enables (@var{mode} is @code{off}) or -disables (@var{mode} is @code{on}) loading of such symbol file. On systems -where build-id is not present in the remote system this setting has no effect. -The default value is @code{on}. - -Loading non-matching symbol file may confuse debugging including breakage -of backtrace output. - -@kindex show validate-build-id -@item show validate-build-id -Display the current mode of build-id check override. -@end table - Sometimes you may wish that @value{GDBN} stops and gives you control when any of shared library events happen. The best way to do this is to use @code{catch load} and @code{catch unload} (@pxref{Set @@ -39551,8 +39513,6 @@ memory address. It is a displacement of absolute memory address against address the file was prelinked to during the library load. @item @code{l_ld}, which is memory address of the @code{PT_DYNAMIC} segment -@item -@code{build-id}, hex encoded @code{NT_GNU_BUILD_ID} note, if it exists. @end itemize Additionally the single @code{main-lm} attribute specifies address of @@ -39570,7 +39530,7 @@ looks like this: <library name="/lib/ld-linux.so.2" lm="0xe4f51c" l_addr="0xe2d000" l_ld="0xe4eefc"/> <library name="/lib/libc.so.6" lm="0xe4fbe8" l_addr="0x154000" - l_ld="0x152350" build-id="9afccf7cc41e6293476223fe72480854"/> + l_ld="0x152350"/> </library-list-svr> @end smallexample @@ -39579,14 +39539,13 @@ The format of an SVR4 library list is described by this DTD: @smallexample <!-- library-list-svr4: Root element with versioning --> <!ELEMENT library-list-svr4 (library)*> -<!ATTLIST library-list-svr4 version CDATA #FIXED "1.0"> -<!ATTLIST library-list-svr4 main-lm CDATA #IMPLIED> +<!ATTLIST library-list-svr4 version CDATA #FIXED "1.0"> +<!ATTLIST library-list-svr4 main-lm CDATA #IMPLIED> <!ELEMENT library EMPTY> -<!ATTLIST library name CDATA #REQUIRED> -<!ATTLIST library lm CDATA #REQUIRED> -<!ATTLIST library l_addr CDATA #REQUIRED> -<!ATTLIST library l_ld CDATA #REQUIRED> -<!ATTLIST library build-id CDATA #IMPLIED> +<!ATTLIST library name CDATA #REQUIRED> +<!ATTLIST library lm CDATA #REQUIRED> +<!ATTLIST library l_addr CDATA #REQUIRED> +<!ATTLIST library l_ld CDATA #REQUIRED> @end smallexample @node Memory Map Format |