X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Faix-thread.c;h=0dbd9aecf438ee31e89e1374513b71ac91120786;hb=ac04f72bb4396a311ffc445710d4068c13fb0448;hp=7218abed16b9a3cb57b0e6fff803ea819512161c;hpb=118e6252ca1cabce6d4480a4f24c53e5456a2cfa;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/aix-thread.c b/gdb/aix-thread.c index 7218abed16..0dbd9aecf4 100644 --- a/gdb/aix-thread.c +++ b/gdb/aix-thread.c @@ -40,15 +40,14 @@ */ #include "defs.h" -#include "gdb_assert.h" #include "gdbthread.h" #include "target.h" #include "inferior.h" #include "regcache.h" #include "gdbcmd.h" #include "ppc-tdep.h" -#include #include "observer.h" +#include "objfiles.h" #include #include @@ -286,7 +285,7 @@ pid_to_prc (ptid_t *ptidp) static int pdc_symbol_addrs (pthdb_user_t user, pthdb_symbol_t *symbols, int count) { - struct minimal_symbol *ms; + struct bound_minimal_symbol ms; int i; char *name; @@ -306,13 +305,14 @@ pdc_symbol_addrs (pthdb_user_t user, pthdb_symbol_t *symbols, int count) symbols[i].addr = 0; else { - if (!(ms = lookup_minimal_symbol (name, NULL, NULL))) + ms = lookup_minimal_symbol (name, NULL, NULL); + if (ms.minsym == NULL) { if (debug_aix_thread) fprintf_unfiltered (gdb_stdlog, " returning PDC_FAILURE\n"); return PDC_FAILURE; } - symbols[i].addr = SYMBOL_VALUE_ADDRESS (ms); + symbols[i].addr = BMSYMBOL_VALUE_ADDRESS (ms); } if (debug_aix_thread) fprintf_unfiltered (gdb_stdlog, " symbols[%d].addr = %s\n", @@ -890,7 +890,7 @@ pd_enable (void) { int status; char *stub_name; - struct minimal_symbol *ms; + struct bound_minimal_symbol ms; /* Don't initialize twice. */ if (pd_able) @@ -908,9 +908,10 @@ pd_enable (void) return; /* Set a breakpoint on the returned stub function. */ - if (!(ms = lookup_minimal_symbol (stub_name, NULL, NULL))) + ms = lookup_minimal_symbol (stub_name, NULL, NULL); + if (ms.minsym == NULL) return; - pd_brk_addr = SYMBOL_VALUE_ADDRESS (ms); + pd_brk_addr = BMSYMBOL_VALUE_ADDRESS (ms); if (!create_thread_event_breakpoint (target_gdbarch (), pd_brk_addr)) return; @@ -956,12 +957,9 @@ new_objfile (struct objfile *objfile) /* Attach to process specified by ARGS. */ static void -aix_thread_attach (struct target_ops *ops, char *args, int from_tty) +aix_thread_inferior_created (struct target_ops *ops, int from_tty) { - struct target_ops *beneath = find_target_beneath (ops); - - beneath->to_attach (beneath, args, from_tty); - pd_activate (1); + pd_enable (); } /* Detach from the process attached to by aix_thread_attach(). */ @@ -1678,23 +1676,21 @@ aix_thread_store_registers (struct target_ops *ops, } } -/* Attempt a transfer all LEN bytes starting at OFFSET between the - inferior's OBJECT:ANNEX space and GDB's READBUF/WRITEBUF buffer. - Return the number of bytes actually transferred. */ +/* Implement the to_xfer_partial target_ops method. */ -static LONGEST +static enum target_xfer_status aix_thread_xfer_partial (struct target_ops *ops, enum target_object object, const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, - ULONGEST offset, ULONGEST len) + ULONGEST offset, ULONGEST len, ULONGEST *xfered_len) { struct cleanup *old_chain = save_inferior_ptid (); - LONGEST xfer; + enum target_xfer_status xfer; struct target_ops *beneath = find_target_beneath (ops); inferior_ptid = pid_to_ptid (ptid_get_pid (inferior_ptid)); - xfer = beneath->to_xfer_partial (beneath, object, annex, - readbuf, writebuf, offset, len); + xfer = beneath->to_xfer_partial (beneath, object, annex, readbuf, + writebuf, offset, len, xfered_len); do_cleanups (old_chain); return xfer; @@ -1750,7 +1746,8 @@ aix_thread_pid_to_str (struct target_ops *ops, ptid_t ptid) THREAD, for use in "info threads" output. */ static char * -aix_thread_extra_thread_info (struct thread_info *thread) +aix_thread_extra_thread_info (struct target_ops *self, + struct thread_info *thread) { struct ui_file *buf; int status; @@ -1807,7 +1804,7 @@ aix_thread_extra_thread_info (struct thread_info *thread) } static ptid_t -aix_thread_get_ada_task_ptid (long lwp, long thread) +aix_thread_get_ada_task_ptid (struct target_ops *self, long lwp, long thread) { return ptid_build (ptid_get_pid (inferior_ptid), 0, thread); } @@ -1821,15 +1818,12 @@ init_aix_thread_ops (void) aix_thread_ops.to_longname = _("AIX pthread support"); aix_thread_ops.to_doc = _("AIX pthread support"); - aix_thread_ops.to_attach = aix_thread_attach; aix_thread_ops.to_detach = aix_thread_detach; aix_thread_ops.to_resume = aix_thread_resume; aix_thread_ops.to_wait = aix_thread_wait; aix_thread_ops.to_fetch_registers = aix_thread_fetch_registers; aix_thread_ops.to_store_registers = aix_thread_store_registers; aix_thread_ops.to_xfer_partial = aix_thread_xfer_partial; - /* No need for aix_thread_ops.to_create_inferior, because we activate thread - debugging when the inferior reaches pd_brk_addr. */ aix_thread_ops.to_mourn_inferior = aix_thread_mourn_inferior; aix_thread_ops.to_thread_alive = aix_thread_thread_alive; aix_thread_ops.to_pid_to_str = aix_thread_pid_to_str; @@ -1853,6 +1847,10 @@ _initialize_aix_thread (void) /* Notice when object files get loaded and unloaded. */ observer_attach_new_objfile (new_objfile); + /* Add ourselves to inferior_created event chain. + This is needed to enable the thread target on "attach". */ + observer_attach_inferior_created (aix_thread_inferior_created); + add_setshow_boolean_cmd ("aix-thread", class_maintenance, &debug_aix_thread, _("Set debugging of AIX thread module."), _("Show debugging of AIX thread module."),