* lib/gdb.exp (gdb_compile): Add support for Windows DLLs.

(gdb_compile_shlib): Likewise.
	(skip_shlib_tests, gdb_download, gdb_load_shlibs): New.
	(default_gdb_init): Clear cleanfiles.
	(gdb_finish): Delete recorded cleanfiles.
	* lib/gdbserver-support.exp (gdbserver_spawn): Use gdb_download.

	* gdb.base/gdb1555.exp: Use skip_shlib_tests and gdb_load_shlibs.
	Do not use isnative.
	* gdb.base/pending.exp, gdb.base/shlib-call.exp, gdb.base/shreloc.exp,
	gdb.base/so-impl-ld.exp: Likewise.
	* gdb.base/solib-weak.exp: Likewise.  Skip for DLL targets.
	* gdb.base/unload.exp: Likewise.  Do not pass empty option to
	gdb_compile.

gdb/testsuite/ChangeLog

@@ -1,3 +1,20 @@
+2007-05-16  Daniel Jacobowitz  <dan@codesourcery.com>
+
+	* lib/gdb.exp (gdb_compile): Add support for Windows DLLs.
+	(gdb_compile_shlib): Likewise.
+	(skip_shlib_tests, gdb_download, gdb_load_shlibs): New.
+	(default_gdb_init): Clear cleanfiles.
+	(gdb_finish): Delete recorded cleanfiles.
+	* lib/gdbserver-support.exp (gdbserver_spawn): Use gdb_download.
+
+	* gdb.base/gdb1555.exp: Use skip_shlib_tests and gdb_load_shlibs.
+	Do not use isnative.
+	* gdb.base/pending.exp, gdb.base/shlib-call.exp, gdb.base/shreloc.exp,
+	gdb.base/so-impl-ld.exp: Likewise.
+	* gdb.base/solib-weak.exp: Likewise.  Skip for DLL targets.
+	* gdb.base/unload.exp: Likewise.  Do not pass empty option to
+	gdb_compile.
+
 2007-05-15  Vladimir Prus  <vladimir@codesourcery.com>
 
 	* config/unknown.exp: Remove.

gdb/testsuite/gdb.base/gdb1555.exp

@@ -25,6 +25,10 @@ if $tracelevel then {
     strace $tracelevel
 }
 
+if {[skip_shlib_tests]} {
+    return 0
+}
+
 set testfile gdb1555-main
 set libfile gdb1555
 set srcfile ${testfile}.c
@@ -36,12 +40,6 @@ set execsrc "${srcdir}/${subdir}/${srcfile}"
 
 remote_exec build "rm -f ${binfile}"
 
-# Are we on a target board?  No support for downloading shared libraries
-# to a target yet.
-if ![isnative] then {
-    return 0
-}
-
 # get the value of gcc_compiled
 if [get_compiler_info ${binfile}] {
     return -1
@@ -57,6 +55,7 @@ gdb_exit
 gdb_start
 gdb_reinitialize_dir $srcdir/$subdir
 gdb_load ${binfile}
+gdb_load_shlibs $libobj
 
 if ![runto_main] then {
     fail "Can't run to main"

gdb/testsuite/gdb.base/pending.exp

@@ -26,8 +26,7 @@ if $tracelevel then {
 set prms_id 0
 set bug_id 0
 
-# are we on a target board?
-if ![isnative] then {
+if {[skip_shlib_tests]} {
     return 0
 }
 
@@ -57,6 +56,7 @@ gdb_exit
 gdb_start
 gdb_reinitialize_dir $srcdir/$subdir
 gdb_load ${binfile}
+gdb_load_shlibs $lib_sl
 
 if [target_info exists gdb_stub] {
     gdb_step_for_stub;

gdb/testsuite/gdb.base/shlib-call.exp

@@ -40,8 +40,7 @@ if $tracelevel then {
 set prms_id 0
 set bug_id 0
 
-# are we on a target board?
-if ![isnative] then {
+if {[skip_shlib_tests]} {
     return 0
 }
 
@@ -75,6 +74,8 @@ gdb_exit
 gdb_start
 gdb_reinitialize_dir $srcdir/$subdir
 gdb_load ${binfile}
+gdb_load_shlibs $lib1 $lib2
+
 send_gdb "set print sevenbit-strings\n" ; gdb_expect -re "$gdb_prompt $"
 send_gdb "set print address off\n" ; gdb_expect -re "$gdb_prompt $"
 send_gdb "set width 0\n" ; gdb_expect -re "$gdb_prompt $"

gdb/testsuite/gdb.base/shreloc.exp

@@ -20,8 +20,7 @@
 # them gets relocated at load-time. Check that gdb gets the right
 # values for the debugging and minimal symbols.
 
-if {[istarget *-elf*] || [istarget *-coff] || [istarget *-aout]} then {
-    verbose "test skipped - shared object files not supported by this target."
+if {[skip_shlib_tests]} {
     return 0
 }
 
@@ -85,6 +84,7 @@ gdb_exit
 gdb_start
 gdb_reinitialize_dir $srcdir/$subdir
 gdb_load ${workdir}/shreloc
+gdb_load_shlibs $lib1_sl $lib2_sl
 
 # Load up the shared objects
 if ![runto_main] then {

gdb/testsuite/gdb.base/so-impl-ld.exp

@@ -22,9 +22,8 @@ if $tracelevel then {
 set prms_id 0
 set bug_id 0
 
-# are we on a target board
-if ![isnative] then {
-    return
+if {[skip_shlib_tests]} {
+    return 0
 }
 
 set testfile "so-impl-ld"
@@ -61,6 +60,7 @@ gdb_exit
 gdb_start
 gdb_reinitialize_dir $srcdir/$subdir
 gdb_load ${binfile}
+gdb_load_shlibs $lib_sl
 
 # This program implicitly loads SOM shared libraries.
 #

gdb/testsuite/gdb.base/solib-weak.exp

@@ -18,8 +18,15 @@
 # than one shared library, when one of the implementations is a "weak"
 # symbol.  GDB should set a breakpoint at the first copy it finds.
 
-# Don't try to run shared library test cases on a remote target for now.
-if ![isnative] then {
+if {[skip_shlib_tests]} {
+    return 0
+}
+
+# These targets have shared libraries, but weak symbols are not meaningful.
+if {([istarget arm*-*-symbianelf*]
+     || [istarget *-*-mingw*]
+     || [istarget *-*-cygwin*]
+     || [istarget *-*-pe*])} {
     return 0
 }
 
@@ -81,6 +88,7 @@ proc do_test { lib1opts lib2opts lib1first } {
     gdb_start
     gdb_reinitialize_dir $srcdir/$subdir
     gdb_load ${binfile}
+    gdb_load_shlibs $lib1 $lib2
 
     runto_main
 

gdb/testsuite/gdb.base/unload.exp

@@ -26,8 +26,15 @@ if $tracelevel then {
 set prms_id 0
 set bug_id 0
 
-# are we on a target board?
-if ![isnative] then {
+if {[skip_shlib_tests]} {
+    return 0
+}
+
+# TODO: Use LoadLibrary on these targets instead of dlopen.
+if {([istarget arm*-*-symbianelf*]
+     || [istarget *-*-mingw*]
+     || [istarget *-*-cygwin*]
+     || [istarget *-*-pe*])} {
     return 0
 }
 
@@ -40,17 +47,16 @@ set shlibdir ${objdir}/${subdir}
 set libsrc  $srcdir/$subdir/$libfile.c
 set lib_sl  $objdir/$subdir/$libfile.sl
 
-set dl_lib_flag ""
+set lib_opts debug
+set exec_opts [list debug additional_flags=-DSHLIB_DIR\=\"${shlibdir}\"]
+
 switch -glob [istarget] {
     "hppa*-hp-hpux*" { }
-    "*-*-linux*"     { set dl_lib_flag "libs=-ldl" }
-    "*-*-solaris*"   { set dl_lib_flag "libs=-ldl" }
+    "*-*-linux*"     { lappend exec_opts "libs=-ldl" }
+    "*-*-solaris*"   { lappend exec_opts "libs=-ldl" }
     default          { }
 }
 
-set lib_opts debug
-set exec_opts [list debug $dl_lib_flag additional_flags=-DSHLIB_DIR\=\"${shlibdir}\"]
-
 if [get_compiler_info ${binfile}] {
     return -1
 }
@@ -67,6 +73,7 @@ gdb_exit
 gdb_start
 gdb_reinitialize_dir $srcdir/$subdir
 gdb_load ${binfile}
+gdb_load_shlibs $lib_sl
 
 if [target_info exists gdb_stub] {
     gdb_step_for_stub;

gdb/testsuite/lib/gdb.exp

@@ -1212,6 +1212,29 @@ proc skip_fortran_tests {} {
     return 0
 }
 
+# Return a 1 if we should skip shared library tests.
+
+proc skip_shlib_tests {} {
+    # Run the shared library tests on native systems.
+    if {[isnative]} {
+	return 0
+    }
+
+    # An abbreviated list of remote targets where we should be able to
+    # run shared library tests.
+    if {([istarget *-*-linux*]
+	 || [istarget *-*-*bsd*]
+	 || [istarget *-*-solaris2*]
+	 || [istarget arm*-*-symbianelf*]
+	 || [istarget *-*-mingw*]
+	 || [istarget *-*-cygwin*]
+	 || [istarget *-*-pe*])} {
+	return 0
+    }
+
+    return 1
+}
+
 # Run a test on the target to see if it supports vmx hardware.  Return 0 if so, 
 # 1 if it does not.  Based on 'check_vmx_hw_available' from the GCC testsuite.
 
@@ -1500,9 +1523,13 @@ proc gdb_compile {source dest type options} {
      foreach opt $options {
         if [regexp {^shlib=(.*)} $opt dummy_var shlib_name] {
             if [test_compiler_info "xlc-*"] {
-               # IBM xlc compiler doesn't accept shared library named other  
-               # than .so: use "-Wl," to bypass this
-               lappend source "-Wl,$shlib_name"
+		# IBM xlc compiler doesn't accept shared library named other
+		# than .so: use "-Wl," to bypass this
+		lappend source "-Wl,$shlib_name"
+	    } elseif { ([istarget "*-*-mingw*"]
+			|| [istarget *-*-cygwin*]
+			|| [istarget *-*-pe*])} {
+		lappend source "${shlib_name}.a"
             } else {
                lappend source $shlib_name
             }
@@ -1560,8 +1587,13 @@ proc gdb_compile {source dest type options} {
     }
 
     set result [target_compile $source $dest $type $options];
+
+    # Prune uninteresting compiler (and linker) output.
+    regsub "Creating library file: \[^\r\n\]*\[\r\n\]+" $result "" result
+
     regsub "\[\r\n\]*$" "$result" "" result;
     regsub "^\[\r\n\]*" "$result" "" result;
+
     if { $result != "" && [lsearch $options quiet] == -1} {
 	clone_output "gdb compile failed, $result"
     }
@@ -1657,6 +1689,12 @@ proc gdb_compile_shlib {sources dest options} {
           lappend link_options "additional_flags=-qmkshrobj"
        } else {
           lappend link_options "additional_flags=-shared"
+
+	   if { ([istarget "*-*-mingw*"]
+		 || [istarget *-*-cygwin*]
+		 || [istarget *-*-pe*])} {
+	       lappend link_options "additional_flags=-Wl,--out-implib,${dest}.a"
+	   }
        }
        if {[gdb_compile "${objects}" "${dest}" executable $link_options] != ""} {
            return -1
@@ -1963,6 +2001,37 @@ proc gdb_load_cmd { args } {
     return -1
 }
 
+# gdb_download
+#
+# Copy a file to the remote target and return its target filename.
+# Schedule the file to be deleted at the end of this test.
+
+proc gdb_download { filename } {
+    global cleanfiles
+
+    set destname [remote_download target $filename]
+    lappend cleanfiles $destname
+    return $destname
+}
+
+# gdb_load_shlibs LIB...
+#
+# Copy the listed libraries to the target.
+
+proc gdb_load_shlibs { args } {
+    if {![is_remote target]} {
+	return
+    }
+
+    foreach file $args {
+	gdb_download $file
+    }
+
+    # Even if the target supplies full paths for shared libraries,
+    # they may not be paths for this system.
+    gdb_test "set solib-search-path [file dirname [lindex $args 0]]" "" ""
+}
+
 #
 # gdb_load -- load a file into the debugger.
 # Many files in config/*.exp override this procedure.
@@ -1991,7 +2060,10 @@ proc gdb_continue { function } {
 
 proc default_gdb_init { args } {
     global gdb_wrapper_initialized
+    global cleanfiles
     
+    set cleanfiles {}
+
     gdb_clear_suppressed;
 
     # Make sure that the wrapper is rebuilt
@@ -2023,7 +2095,15 @@ proc gdb_init { args } {
 }
 
 proc gdb_finish { } {
-    gdb_exit;
+    global cleanfiles
+
+    # Exit first, so that the files are no longer in use.
+    gdb_exit
+
+    if { [llength $cleanfiles] > 0 } {
+	eval remote_file target delete $cleanfiles
+	set cleanfiles {}
+    }
 }
 
 global debug_format

gdb/testsuite/lib/gdbserver-support.exp

@@ -164,7 +164,7 @@ proc gdbserver_spawn { child_args } {
 	set gdbserver_host_exec $host_exec
 	set gdbserver_host_mtime [file mtime $host_exec]
 	if [is_remote target] {
-	    set gdbserver_server_exec [remote_download target $host_exec /tmp/[file tail $host_exec].[pid]]
+	    set gdbserver_server_exec [gdb_download $host_exec]
 	} else {
 	    set gdbserver_server_exec $host_exec
 	}