* gdb_string.h: Moved to ...
* common/gdb_string.h: ... here. * common/vec.h: Remove #ifndef GDBSERVER conditional inclusion of gdb_string.h and gdb_assert.h. gdbserver/ * configure.ac: Add check for strstr. * config.in: Regenerate. * configure: Regenerate. * linux-thread-db.c: #include "gdb_vecs.h". (try_thread_db_load_from_pdir_1): New arg "subdir". All callers updated. (try_thread_db_load_from_pdir): New arg "subdir". All callers updated. (thread_db_load_search): Use a vector to iterate over path elements. Handle text appearing after "$pdir". gdbserver/ * Makefile.in (SFILES): Add gdb_vecs.c. (OBS): Add gdb_vecs.o. (gdb_vecs_h, host_defs_h): New variables. (thread-db.o): Add $(gdb_vecs_h) dependency. (gdb_vecs.o): New rule. * thread-db.c: #include "gdb_vecs.h". (thread_db_load_search): Use a vector to iterate over path elements. Handle text appearing after "$pdir".
This commit is contained in:
Doug Evans
parent
ab854e5451
commit
e6712ff1b5
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@ -1,3 +1,17 @@
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2012-08-08 Doug Evans <dje@google.com>
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* linux-thread-db.c: #include "gdb_vecs.h".
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(try_thread_db_load_from_pdir_1): New arg "subdir". All callers
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updated.
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(try_thread_db_load_from_pdir): New arg "subdir". All callers updated.
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(thread_db_load_search): Use a vector to iterate over path elements.
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Handle text appearing after "$pdir".
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* gdb_string.h: Moved to ...
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* common/gdb_string.h: ... here.
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* common/vec.h: Remove #ifndef GDBSERVER conditional inclusion of
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gdb_string.h and gdb_assert.h.
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2012-08-08 Yao Qi <yao@codesourcery.com>
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* tic6x-tdep.c (tic6x_register_to_value): Remove.
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@ -22,10 +22,8 @@
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#include <stddef.h>
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#ifndef GDBSERVER
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#include "gdb_string.h"
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#include "gdb_assert.h"
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#endif
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/* The macros here implement a set of templated vector types and
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associated interfaces. These templates are implemented with
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@ -1,3 +1,18 @@
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2012-08-08 Doug Evans <dje@google.com>
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* Makefile.in (SFILES): Add gdb_vecs.c.
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(OBS): Add gdb_vecs.o.
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(gdb_vecs_h, host_defs_h): New variables.
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(thread-db.o): Add $(gdb_vecs_h) dependency.
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(gdb_vecs.o): New rule.
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* thread-db.c: #include "gdb_vecs.h".
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(thread_db_load_search): Use a vector to iterate over path elements.
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Handle text appearing after "$pdir".
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* configure.ac: Add check for strstr.
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* config.in: Regenerate.
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* configure: Regenerate.
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2012-08-02 Ulrich Weigand <ulrich.weigand@linaro.org>
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* hostio.c (handle_pread): If pread fails, fall back to attempting
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@ -140,7 +140,7 @@ SFILES= $(srcdir)/gdbreplay.c $(srcdir)/inferiors.c $(srcdir)/dll.c \
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$(srcdir)/win32-arm-low.c $(srcdir)/win32-i386-low.c \
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$(srcdir)/win32-low.c $(srcdir)/wincecompat.c \
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$(srcdir)/hostio.c $(srcdir)/hostio-errno.c \
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$(srcdir)/common/vec.c \
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$(srcdir)/common/vec.c $(srcdir)/common/gdb_vecs.c \
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$(srcdir)/common/common-utils.c $(srcdir)/common/xml-utils.c \
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$(srcdir)/common/linux-osdata.c $(srcdir)/common/ptid.c \
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$(srcdir)/common/buffer.c
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@ -153,7 +153,7 @@ SOURCES = $(SFILES)
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TAGFILES = $(SOURCES) ${HFILES} ${ALLPARAM} ${POSSLIBS}
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OBS = agent.o ax.o inferiors.o regcache.o remote-utils.o server.o signals.o target.o \
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utils.o version.o vec.o \
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utils.o version.o vec.o gdb_vecs.o \
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mem-break.o hostio.o event-loop.o tracepoint.o \
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xml-utils.o common-utils.o ptid.o buffer.o format.o \
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dll.o \
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@ -414,6 +414,8 @@ ax_h = $(srcdir)/ax.h
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agent_h = $(srcdir)/../common/agent.h
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linux_osdata_h = $(srcdir)/../common/linux-osdata.h
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vec_h = $(srcdir)/../common/vec.h
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gdb_vecs_h = $(srcdir)/../common/gdb_vecs.h
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host_defs_h = $(srcdir)/../common/host-defs.h
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# Since everything must include server.h, we make that depend on
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# generated files.
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server_h = $(srcdir)/server.h $(regcache_h) $(srcdir)/target.h \
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@ -485,7 +487,7 @@ remote-utils.o: remote-utils.c terminal.h $(server_h) $(gdbthread_h)
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server.o: server.c $(server_h) $(agent_h) $(gdbthread_h)
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target.o: target.c $(server_h)
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thread-db.o: thread-db.c $(server_h) $(linux_low_h) $(gdb_proc_service_h) \
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$(gdb_thread_db_h)
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$(gdb_thread_db_h) $(gdb_vecs_h)
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tracepoint.o: tracepoint.c $(server_h) $(ax_h) $(agent_h) $(gdbthread_h)
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utils.o: utils.c $(server_h)
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gdbreplay.o: gdbreplay.c config.h
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@ -506,6 +508,9 @@ common-utils.o: ../common/common-utils.c $(server_h)
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vec.o: ../common/vec.c $(vec_h)
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$(CC) -c $(CPPFLAGS) $(INTERNAL_CFLAGS) $< -DGDBSERVER
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gdb_vecs.o: ../common/gdb_vecs.c $(vec_h) $(gdb_vecs_h) $(host_defs_h)
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$(CC) -c $(CPPFLAGS) $(INTERNAL_CFLAGS) $< -DGDBSERVER
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xml-utils.o: ../common/xml-utils.c $(server_h)
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$(CC) -c $(CPPFLAGS) $(INTERNAL_CFLAGS) $< -DGDBSERVER
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@ -30,6 +30,10 @@
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don't. */
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#undef HAVE_DECL_STRERROR
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/* Define to 1 if you have the declaration of `strstr', and to 0 if you don't.
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*/
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#undef HAVE_DECL_STRSTR
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/* Define to 1 if you have the declaration of `vasprintf', and to 0 if you
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don't. */
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#undef HAVE_DECL_VASPRINTF
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@ -4688,6 +4688,16 @@ fi
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cat >>confdefs.h <<_ACEOF
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#define HAVE_DECL_STRERROR $ac_have_decl
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_ACEOF
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ac_fn_c_check_decl "$LINENO" "strstr" "ac_cv_have_decl_strstr" "$ac_includes_default"
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if test "x$ac_cv_have_decl_strstr" = x""yes; then :
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ac_have_decl=1
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else
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ac_have_decl=0
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fi
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cat >>confdefs.h <<_ACEOF
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#define HAVE_DECL_STRSTR $ac_have_decl
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_ACEOF
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ac_fn_c_check_decl "$LINENO" "perror" "ac_cv_have_decl_perror" "$ac_includes_default"
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if test "x$ac_cv_have_decl_perror" = x""yes; then :
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ac_have_decl=1
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@ -174,7 +174,7 @@ AC_TRY_LINK([
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[AC_MSG_RESULT(no)])
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fi
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AC_CHECK_DECLS([strerror, perror, vasprintf, vsnprintf])
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AC_CHECK_DECLS([strerror, strstr, perror, vasprintf, vsnprintf])
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AC_CHECK_TYPES(socklen_t, [], [],
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[#include <sys/types.h>
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@ -28,6 +28,7 @@ static int thread_db_use_events;
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#include "gdb_proc_service.h"
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#include "gdb_thread_db.h"
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#include "gdb_vecs.h"
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#ifndef USE_LIBTHREAD_DB_DIRECTLY
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#include <dlfcn.h>
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@ -741,39 +742,31 @@ try_thread_db_load_from_dir (const char *dir, size_t dir_len)
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static int
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thread_db_load_search (void)
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{
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const char *search_path;
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int rc = 0;
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VEC (char_ptr) *dir_vec;
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char *this_dir;
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int i, rc = 0;
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if (libthread_db_search_path == NULL)
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libthread_db_search_path = xstrdup (LIBTHREAD_DB_SEARCH_PATH);
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search_path = libthread_db_search_path;
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while (*search_path)
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dir_vec = dirnames_to_char_ptr_vec (libthread_db_search_path);
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for (i = 0; VEC_iterate (char_ptr, dir_vec, i, this_dir); ++i)
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{
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const char *end = strchr (search_path, ':');
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const char *this_dir = search_path;
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const int pdir_len = sizeof ("$pdir") - 1;
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size_t this_dir_len;
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if (end)
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{
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this_dir_len = end - search_path;
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search_path += this_dir_len + 1;
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}
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else
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{
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this_dir_len = strlen (this_dir);
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search_path += this_dir_len;
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}
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this_dir_len = strlen (this_dir);
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if (this_dir_len == sizeof ("$pdir") - 1
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&& strncmp (this_dir, "$pdir", this_dir_len) == 0)
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if (strncmp (this_dir, "$pdir", pdir_len) == 0
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&& (this_dir[pdir_len] == '\0'
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|| this_dir[pdir_len] == '/'))
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{
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/* We don't maintain a list of loaded libraries so we don't know
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where libpthread lives. We *could* fetch the info, but we don't
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do that yet. Ignore it. */
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}
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else if (this_dir_len == sizeof ("$sdir") - 1
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&& strncmp (this_dir, "$sdir", this_dir_len) == 0)
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else if (strcmp (this_dir, "$sdir") == 0)
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{
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if (try_thread_db_load_from_sdir ())
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{
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@ -791,6 +784,7 @@ thread_db_load_search (void)
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}
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}
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free_char_ptr_vec (dir_vec);
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if (debug_threads)
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fprintf (stderr, "thread_db_load_search returning %d\n", rc);
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return rc;
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@ -23,7 +23,7 @@
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#include <dlfcn.h>
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#include "gdb_proc_service.h"
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#include "gdb_thread_db.h"
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#include "gdb_vecs.h"
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#include "bfd.h"
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#include "command.h"
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#include "exceptions.h"
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@ -881,11 +881,12 @@ try_thread_db_load (const char *library)
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}
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/* Subroutine of try_thread_db_load_from_pdir to simplify it.
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Try loading libthread_db from the same directory as OBJ.
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Try loading libthread_db in directory(OBJ)/SUBDIR.
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SUBDIR may be NULL. It may also be something like "../lib64".
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The result is true for success. */
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static int
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try_thread_db_load_from_pdir_1 (struct objfile *obj)
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try_thread_db_load_from_pdir_1 (struct objfile *obj, const char *subdir)
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{
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struct cleanup *cleanup;
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char *path, *cp;
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@ -898,14 +899,21 @@ try_thread_db_load_from_pdir_1 (struct objfile *obj)
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return 0;
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}
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path = xmalloc (strlen (obj->name) + 1 + strlen (LIBTHREAD_DB_SO) + 1);
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path = xmalloc (strlen (obj->name) + (subdir ? strlen (subdir) + 1 : 0)
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+ 1 + strlen (LIBTHREAD_DB_SO) + 1);
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cleanup = make_cleanup (xfree, path);
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strcpy (path, obj->name);
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cp = strrchr (path, '/');
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/* This should at minimum hit the first character. */
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gdb_assert (cp != NULL);
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strcpy (cp + 1, LIBTHREAD_DB_SO);
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cp[1] = '\0';
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if (subdir != NULL)
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{
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strcat (cp, subdir);
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strcat (cp, "/");
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}
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strcat (cp, LIBTHREAD_DB_SO);
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if (!file_is_auto_load_safe (path, _("auto-load: Loading libthread-db "
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"library \"%s\" from $pdir.\n"),
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@ -919,11 +927,12 @@ try_thread_db_load_from_pdir_1 (struct objfile *obj)
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}
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/* Handle $pdir in libthread-db-search-path.
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Look for libthread_db in the directory of libpthread.
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Look for libthread_db in directory(libpthread)/SUBDIR.
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SUBDIR may be NULL. It may also be something like "../lib64".
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The result is true for success. */
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static int
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try_thread_db_load_from_pdir (void)
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try_thread_db_load_from_pdir (const char *subdir)
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{
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struct objfile *obj;
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@ -933,14 +942,15 @@ try_thread_db_load_from_pdir (void)
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ALL_OBJFILES (obj)
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if (libpthread_name_p (obj->name))
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{
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if (try_thread_db_load_from_pdir_1 (obj))
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if (try_thread_db_load_from_pdir_1 (obj, subdir))
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return 1;
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/* We may have found the separate-debug-info version of
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libpthread, and it may live in a directory without a matching
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libthread_db. */
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if (obj->separate_debug_objfile_backlink != NULL)
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return try_thread_db_load_from_pdir_1 (obj->separate_debug_objfile_backlink);
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return try_thread_db_load_from_pdir_1 (obj->separate_debug_objfile_backlink,
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subdir);
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return 0;
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}
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@ -998,37 +1008,41 @@ try_thread_db_load_from_dir (const char *dir, size_t dir_len)
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static int
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thread_db_load_search (void)
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{
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const char *search_path = libthread_db_search_path;
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int rc = 0;
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VEC (char_ptr) *dir_vec;
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struct cleanup *cleanups;
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char *this_dir;
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int i, rc = 0;
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while (*search_path)
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dir_vec = dirnames_to_char_ptr_vec (libthread_db_search_path);
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cleanups = make_cleanup_free_char_ptr_vec (dir_vec);
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for (i = 0; VEC_iterate (char_ptr, dir_vec, i, this_dir); ++i)
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{
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const char *end = strchr (search_path, ':');
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const char *this_dir = search_path;
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const int pdir_len = sizeof ("$pdir") - 1;
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size_t this_dir_len;
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if (end)
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{
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this_dir_len = end - search_path;
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search_path += this_dir_len + 1;
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}
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else
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{
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this_dir_len = strlen (this_dir);
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search_path += this_dir_len;
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}
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this_dir_len = strlen (this_dir);
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if (this_dir_len == sizeof ("$pdir") - 1
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&& strncmp (this_dir, "$pdir", this_dir_len) == 0)
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if (strncmp (this_dir, "$pdir", pdir_len) == 0
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&& (this_dir[pdir_len] == '\0'
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|| this_dir[pdir_len] == '/'))
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{
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if (try_thread_db_load_from_pdir ())
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char *subdir = NULL;
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struct cleanup *free_subdir_cleanup = NULL;
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if (this_dir[pdir_len] == '/')
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{
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rc = 1;
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break;
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subdir = xmalloc (strlen (this_dir));
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free_subdir_cleanup = make_cleanup (xfree, subdir);
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strcpy (subdir, this_dir + pdir_len + 1);
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}
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rc = try_thread_db_load_from_pdir (subdir);
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if (free_subdir_cleanup != NULL)
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do_cleanups (free_subdir_cleanup);
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if (rc)
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break;
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}
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else if (this_dir_len == sizeof ("$sdir") - 1
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&& strncmp (this_dir, "$sdir", this_dir_len) == 0)
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else if (strcmp (this_dir, "$sdir") == 0)
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{
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if (try_thread_db_load_from_sdir ())
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{
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@ -1046,6 +1060,7 @@ thread_db_load_search (void)
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}
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}
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do_cleanups (cleanups);
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if (libthread_db_debug)
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printf_unfiltered (_("thread_db_load_search returning %d\n"), rc);
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return rc;
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|
|
|
|||
Loading…
Reference in New Issue