gdb/gdb-rhel5-compat.patch

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gdb/linux-nat.c:
- Workaround RHEL-5 kernels for detaching SIGSTOPped processes (BZ 498595).
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Index: gdb-7.4.50.20111218/gdb/elfread.c
===================================================================
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--- gdb-7.4.50.20111218.orig/gdb/elfread.c 2011-12-19 01:41:31.000000000 +0100
+++ gdb-7.4.50.20111218/gdb/elfread.c 2011-12-19 02:31:30.998241760 +0100
@@ -1053,7 +1053,7 @@ elf_gnu_ifunc_resolver_return_stop (stru
#define BUILD_ID_VERBOSE_NONE 0
#define BUILD_ID_VERBOSE_FILENAMES 1
#define BUILD_ID_VERBOSE_BINARY_PARSE 2
-static int build_id_verbose = BUILD_ID_VERBOSE_FILENAMES;
+static int build_id_verbose = BUILD_ID_VERBOSE_NONE;
static void
show_build_id_verbose (struct ui_file *file, int from_tty,
struct cmd_list_element *c, const char *value)
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@@ -2172,8 +2172,10 @@ find_separate_debug_file_by_buildid (str
if (build_id_name != NULL
&& filename_cmp (build_id_name, objfile->name) == 0)
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{
+#if 0 /* RHEL-5 backward behavior compatibility. */
warning (_("\"%s\": separate debug info file has no debug info"),
build_id_name);
+#endif
xfree (build_id_name);
}
else if (build_id_name != NULL)
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Index: gdb-7.4.50.20111218/gdb/corelow.c
===================================================================
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--- gdb-7.4.50.20111218.orig/gdb/corelow.c 2011-12-19 01:16:15.000000000 +0100
+++ gdb-7.4.50.20111218/gdb/corelow.c 2011-12-19 02:31:30.998241760 +0100
@@ -282,7 +282,7 @@ add_to_thread_list (bfd *abfd, asection
inferior_ptid = ptid; /* Yes, make it current. */
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}
-static int build_id_core_loads = 1;
+static int build_id_core_loads = 0;
static void
build_id_locate_exec (int from_tty)