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authorMark Kettenis <kettenis@gnu.org>2004-04-09 23:15:53 +0000
committerMark Kettenis <kettenis@gnu.org>2004-04-09 23:15:53 +0000
commitd9f8c85b8e4983b7a62abf5affa8030bcfee692e (patch)
treed16780152b5fbcbb7fae4f89040cebb1d81bffa8
parent75f501b5c965bbd68d7d64a29ab8db05a0c12f0b (diff)
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* i386-sol2-tdep.c: Include "gdb_string.h".
(i386_sol2_sigtramp_p): Recognize signal trampoline based on its name. * Makefile.in (i386-sol2-tdep.o): Update dependencies.
-rw-r--r--gdb/ChangeLog7
-rw-r--r--gdb/Makefile.in2
-rw-r--r--gdb/i386-sol2-tdep.c12
3 files changed, 17 insertions, 4 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 023b19b..764a05c 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,12 @@
2004-04-10 Mark Kettenis <kettenis@gnu.org>
+ * i386-sol2-tdep.c: Include "gdb_string.h".
+ (i386_sol2_sigtramp_p): Recognize signal trampoline based on its
+ name.
+ * Makefile.in (i386-sol2-tdep.o): Update dependencies.
+
+2004-04-10 Mark Kettenis <kettenis@gnu.org>
+
* i386-sol2-tdep.c: Include "solib-svr4.h".
(i386_sol2_init_abi): Set solib_svr4_fetch_link_map_offsets.
* Makefile.in (i386-sol2-tdep.o): Update dependencies.
diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index 30a357e..fd18260 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -1877,7 +1877,7 @@ i386obsd-tdep.o: i386obsd-tdep.c $(defs_h) $(arch_utils_h) $(frame_h) \
$(osabi_h) $(target_h) $(gdb_assert_h) $(gdb_string_h) \
$(i386_tdep_h) $(i387_tdep_h) $(solib_svr4_h)
i386-sol2-tdep.o: i386-sol2-tdep.c $(defs_h) $(value_h) $(osabi_h) \
- $(i386_tdep_h) $(solib_svr4_h)
+ $(gdb_string_h) $(i386_tdep_h) $(solib_svr4_h)
i386-stub.o: i386-stub.c
i386-tdep.o: i386-tdep.c $(defs_h) $(arch_utils_h) $(command_h) \
$(dummy_frame_h) $(dwarf2_frame_h) $(doublest_h) $(floatformat_h) \
diff --git a/gdb/i386-sol2-tdep.c b/gdb/i386-sol2-tdep.c
index 698066f..46a7a7c 100644
--- a/gdb/i386-sol2-tdep.c
+++ b/gdb/i386-sol2-tdep.c
@@ -23,6 +23,8 @@
#include "value.h"
#include "osabi.h"
+#include "gdb_string.h"
+
#include "i386-tdep.h"
#include "solib-svr4.h"
@@ -47,14 +49,18 @@ static int i386_sol2_gregset_reg_offset[] =
0 * 4 /* %gs */
};
+/* Return whether the frame preceding NEXT_FRAME corresponds to a
+ Solaris sigtramp routine. */
+
static int
i386_sol2_sigtramp_p (struct frame_info *next_frame)
{
CORE_ADDR pc = frame_pc_unwind (next_frame);
+ char *name;
- /* Signal handler frames under Solaris 2 are recognized by a return
- address of 0xffffffff. */
- return (pc == 0xffffffff);
+ find_pc_partial_function (pc, &name, NULL, NULL);
+ return (name && (strcmp ("sigacthandler", name) == 0
+ || strcmp (name, "ucbsigvechandler") == 0));
}
/* Solaris doesn't have a `struct sigcontext', but it does have a