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author | Vladimir Prus <vladimir@codesourcery.com> | 2009-03-09 13:19:19 +0000 |
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committer | Vladimir Prus <vladimir@codesourcery.com> | 2009-03-09 13:19:19 +0000 |
commit | c8fa6cdda407a09ab5bd2999a8fe6468b2690fb0 (patch) | |
tree | 9be803949075ceb7ffef74f6669be57e5d05605a | |
parent | 14b69f28c098e0ca52b61fc46375928d0bd7c3b4 (diff) | |
download | gdb-c8fa6cdda407a09ab5bd2999a8fe6468b2690fb0.zip gdb-c8fa6cdda407a09ab5bd2999a8fe6468b2690fb0.tar.gz gdb-c8fa6cdda407a09ab5bd2999a8fe6468b2690fb0.tar.bz2 |
* solib.c (reload_shared_libraries): Give
inferior a chance to reset solib breakpoint.
Reinit frame cache.
-rw-r--r-- | gdb/ChangeLog | 6 | ||||
-rw-r--r-- | gdb/solib.c | 22 |
2 files changed, 28 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index d99265f..10b3429 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,9 @@ +2008-03-09 Vladimir Prus <vladimir@codesourcery.com> + + * solib.c (reload_shared_libraries): Give + inferior a chance to reset solib breakpoint. + Reinit frame cache. + 2009-03-08 Christopher Faylor <me+cygwin@cgf.cx> * windows-nat.c (dr): Redefine to use largest possible integer which diff --git a/gdb/solib.c b/gdb/solib.c index f2e68f5..0bd767e 100644 --- a/gdb/solib.c +++ b/gdb/solib.c @@ -1015,6 +1015,28 @@ reload_shared_libraries (char *ignored, int from_tty, { no_shared_libraries (NULL, from_tty); solib_add (NULL, from_tty, NULL, auto_solib_add); + /* Creating inferior hooks here has two purposes. First, if we reload + shared libraries then the address of solib breakpoint we've computed + previously might be no longer valid. For example, if we forgot to set + solib-absolute-prefix and are setting it right now, then the previous + breakpoint address is plain wrong. Second, installing solib hooks + also implicitly figures were ld.so is and loads symbols for it. + Absent this call, if we've just connected to a target and set + solib-absolute-prefix or solib-search-path, we'll lose all information + about ld.so. */ + if (target_has_execution) + { +#ifdef SOLIB_CREATE_INFERIOR_HOOK + SOLIB_CREATE_INFERIOR_HOOK (PIDGET (inferior_ptid)); +#else + solib_create_inferior_hook (); +#endif + } + /* We have unloaded and then reloaded debug info for all shared libraries. + However, frames may still reference them, for example a frame's + unwinder might still point of DWARF FDE structures that are now freed. + Reinit frame cache to avoid crashing. */ + reinit_frame_cache (); } static void |