| 1 | # Copyright 1997, 1998, 1999 Free Software Foundation, Inc. |
| 2 | |
| 3 | # This program is free software; you can redistribute it and/or modify |
| 4 | # it under the terms of the GNU General Public License as published by |
| 5 | # the Free Software Foundation; either version 2 of the License, or |
| 6 | # (at your option) any later version. |
| 7 | # |
| 8 | # This program is distributed in the hope that it will be useful, |
| 9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | # GNU General Public License for more details. |
| 12 | # |
| 13 | # You should have received a copy of the GNU General Public License |
| 14 | # along with this program; if not, write to the Free Software |
| 15 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| 16 | |
| 17 | # Please email any bugs, comments, and/or additions to this file to: |
| 18 | # bug-gdb@prep.ai.mit.edu |
| 19 | |
| 20 | if $tracelevel then { |
| 21 | strace $tracelevel |
| 22 | } |
| 23 | |
| 24 | set prms_id 0 |
| 25 | set bug_id 0 |
| 26 | |
| 27 | # are we on a target board |
| 28 | if ![isnative] then { |
| 29 | return |
| 30 | } |
| 31 | |
| 32 | # This test is presently only valid on HP-UX. It verifies GDB's |
| 33 | # ability to catch loads and unloads of shared libraries. |
| 34 | # |
| 35 | |
| 36 | #setup_xfail "*-*-*" |
| 37 | #clear_xfail "hppa*-*-*hpux*" |
| 38 | if {![istarget "hppa*-*-hpux*"]} { |
| 39 | return 0 |
| 40 | } |
| 41 | |
| 42 | set testfile "solib" |
| 43 | set srcfile ${testfile}.c |
| 44 | set binfile ${objdir}/${subdir}/${testfile} |
| 45 | |
| 46 | # build the first test case |
| 47 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { |
| 48 | gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." |
| 49 | } |
| 50 | |
| 51 | if [get_compiler_info ${binfile}] { |
| 52 | return -1 |
| 53 | } |
| 54 | |
| 55 | # Build the shared libraries this test case needs. |
| 56 | # |
| 57 | #cd ${subdir} |
| 58 | #remote_exec build "$CC -g +z -c ${testfile}1.c -o ${testfile}1.o" |
| 59 | #remote_exec build "$CC -g +z -c ${testfile}2.c -o ${testfile}2.o" |
| 60 | |
| 61 | if {$gcc_compiled == 0} { |
| 62 | if [istarget "hppa*-hp-hpux*"] then { |
| 63 | set additional_flags "additional_flags=+z" |
| 64 | } else { |
| 65 | # don't know what the compiler is... |
| 66 | set additional_flags "" |
| 67 | } |
| 68 | } else { |
| 69 | set additional_flags "additional_flags=-fpic" |
| 70 | } |
| 71 | |
| 72 | if {[gdb_compile "${srcdir}/${subdir}/${testfile}1.c" "${binfile}1.o" object [list debug $additional_flags]] != ""} { |
| 73 | perror "Couldn't compile ${testfile}1.c" |
| 74 | #return -1 |
| 75 | } |
| 76 | if {[gdb_compile "${srcdir}/${subdir}/${testfile}2.c" "${binfile}2.o" object [list debug, $additional_flags]] != ""} { |
| 77 | perror "Couldn't compile ${testfile}2.c" |
| 78 | #return -1 |
| 79 | } |
| 80 | |
| 81 | if [istarget "hppa*-*-hpux*"] { |
| 82 | remote_exec build "ld -b ${binfile}1.o -o ${binfile}1.sl" |
| 83 | remote_exec build "ld -b ${binfile}2.o -o ${binfile}2.sl" |
| 84 | } else { |
| 85 | set additional_flags "additional_flags=-shared" |
| 86 | gdb_compile "${binfile}1.o" "${binfile}1.sl" executable [list debug $additional_flags] |
| 87 | gdb_compile "${binfile}2.o" "${binfile}2.sl" executable [list debug $additional_flags] |
| 88 | } |
| 89 | |
| 90 | # Build a version where the main program is in a shared library. For |
| 91 | # testing an indirect call made in a shared library. |
| 92 | |
| 93 | if {[gdb_compile "${srcdir}/${subdir}/${testfile}.c" "${binfile}_sl.o" object [list debug $additional_flags]] != ""} { |
| 94 | perror "Couldn't compile ${testfile}.c for ${binfile}_sl.o" |
| 95 | #return -1 |
| 96 | } |
| 97 | |
| 98 | if { [istarget "hppa*-*-hpux*"] } { |
| 99 | remote_exec build "ld -b ${binfile}_sl.o -o ${binfile}_sl.sl" |
| 100 | } else { |
| 101 | set additional_flags "additional_flags=-shared" |
| 102 | gdb_compile "${binfile}_sl.o" "${binfile}_sl.sl" executable [list debug $additional_flags] |
| 103 | } |
| 104 | |
| 105 | if { [istarget "hppa*-*-hpux*"] } { |
| 106 | set additional_flags "-Wl,-u,main" |
| 107 | if { [gdb_compile "${binfile}_sl.sl" "${binfile}_sl" executable [list debug $additional_flags]] != "" } { |
| 108 | gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." |
| 109 | } |
| 110 | } else { |
| 111 | # FIXME: need to fill this part in for non-HP build |
| 112 | } |
| 113 | |
| 114 | #cd .. |
| 115 | |
| 116 | # Start with a fresh gdb |
| 117 | |
| 118 | gdb_exit |
| 119 | gdb_start |
| 120 | gdb_reinitialize_dir $srcdir/$subdir |
| 121 | gdb_load ${binfile} |
| 122 | |
| 123 | # This program manually loads and unloads SOM shared libraries, via calls |
| 124 | # to shl_load and shl_unload. |
| 125 | # |
| 126 | if ![runto_main] then { fail "catch load/unload tests suppressed" } |
| 127 | |
| 128 | # Verify that we complain if the user tells us to catch something we |
| 129 | # don't understand. |
| 130 | # |
| 131 | send_gdb "catch a_cold\n" |
| 132 | gdb_expect { |
| 133 | -re "Unknown event kind specified for catch.*$gdb_prompt $"\ |
| 134 | {pass "bogus catch kind is disallowed"} |
| 135 | -re "$gdb_prompt $"\ |
| 136 | {fail "bogus catch kind is disallowed"} |
| 137 | timeout {fail "(timeout) bogus catch kind is disallowed"} |
| 138 | } |
| 139 | |
| 140 | # Verify that we can set a generic catchpoint on shlib loads. I.e., that |
| 141 | # we can catch any shlib load, without specifying the name. |
| 142 | # |
| 143 | send_gdb "catch load\n" |
| 144 | gdb_expect { |
| 145 | -re "Catchpoint \[0-9\]* .load <any library>.*$gdb_prompt $"\ |
| 146 | {pass "set generic catch load"} |
| 147 | -re "$gdb_prompt $"\ |
| 148 | {fail "set generic catch load"} |
| 149 | timeout {fail "(timeout) set generic catch load"} |
| 150 | } |
| 151 | |
| 152 | send_gdb "continue\n" |
| 153 | gdb_expect { |
| 154 | -re "Catchpoint \[0-9\] .loaded gdb.base/solib1.sl.*$gdb_prompt $"\ |
| 155 | {pass "caught generic solib load"} |
| 156 | -re "$gdb_prompt $"\ |
| 157 | {fail "caught generic solib load"} |
| 158 | timeout {fail "(timeout) caught generic solib load"} |
| 159 | } |
| 160 | |
| 161 | # Set a breakpoint on the line following the shl_load call, and |
| 162 | # continue. |
| 163 | # |
| 164 | # ??rehrauer: It appears that we can't just say "finish" from here; |
| 165 | # GDB is getting confused by the dld's presense on the stack. |
| 166 | # |
| 167 | send_gdb "break 27\n" |
| 168 | gdb_expect { |
| 169 | -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\ |
| 170 | {pass "set break after shl_load"} |
| 171 | -re "$gdb_prompt $"\ |
| 172 | {fail "set break after shl_load"} |
| 173 | timeout {fail "(timeout) set break after shl_load"} |
| 174 | } |
| 175 | |
| 176 | send_gdb "continue\n" |
| 177 | gdb_expect { |
| 178 | -re "Breakpoint \[0-9\]*, main .. at .*solib.c:27.*$gdb_prompt $"\ |
| 179 | {pass "continue after generic catch load"} |
| 180 | -re "$gdb_prompt $"\ |
| 181 | {fail "continue after generic catch load"} |
| 182 | timeout {fail "(timeout) continue after generic catch load"} |
| 183 | } |
| 184 | |
| 185 | # Step over the call to shl_findsym. |
| 186 | # |
| 187 | # ??rehrauer: In theory, since the call to shl_load asked for |
| 188 | # immediate binding of the shlib's symbols, and since the |
| 189 | # shlib's symbols should have been auto-loaded, we ought to |
| 190 | # be able to set a breakpoint on solib_main now. However, |
| 191 | # that seems not to be the case. Dunno why for sure; perhaps |
| 192 | # the breakpoint wants to be set on an import stub in the |
| 193 | # main program for solib_main? There wouldn't be one, in |
| 194 | # this case... |
| 195 | # |
| 196 | send_gdb "next\n" |
| 197 | gdb_expect { |
| 198 | -re "$gdb_prompt $"\ |
| 199 | {pass "step over shl_findsym"} |
| 200 | timeout {fail "(timeout) step over shl_findsym"} |
| 201 | } |
| 202 | |
| 203 | # Verify that we can catch an unload of any library. |
| 204 | # |
| 205 | send_gdb "catch unload\n" |
| 206 | gdb_expect { |
| 207 | -re "Catchpoint \[0-9\]* .unload <any library>.*$gdb_prompt $"\ |
| 208 | {pass "set generic catch unload"} |
| 209 | -re "$gdb_prompt $"\ |
| 210 | {fail "set generic catch unload"} |
| 211 | timeout {fail "(timeout) set generic catch load"} |
| 212 | } |
| 213 | |
| 214 | send_gdb "continue\n" |
| 215 | gdb_expect { |
| 216 | -re "Catchpoint \[0-9\] .unloaded gdb.base/solib1.sl.*$gdb_prompt $"\ |
| 217 | {pass "caught generic solib unload"} |
| 218 | -re "$gdb_prompt $"\ |
| 219 | {fail "caught generic solib unload"} |
| 220 | timeout {fail "(timeout) caught generic solib unload"} |
| 221 | } |
| 222 | |
| 223 | # Verify that we can catch a load of a specific library. (Delete |
| 224 | # all the other catchpoints first, so that the generic catchpoints |
| 225 | # we've previously set don't trigger.) |
| 226 | # |
| 227 | send_gdb "delete\n" |
| 228 | gdb_expect { |
| 229 | -re "Delete all breakpoints.*y or n.*"\ |
| 230 | {send_gdb "y\n" |
| 231 | gdb_expect { |
| 232 | -re "$gdb_prompt $"\ |
| 233 | {pass "delete all catchpoints"} |
| 234 | timeout {fail "(timeout) delete all catchpoints"} |
| 235 | } |
| 236 | } |
| 237 | -re "$gdb_prompt $"\ |
| 238 | {fail "delete all catchpoints"} |
| 239 | timeout {fail "(timeout) delete all catchpoints"} |
| 240 | } |
| 241 | |
| 242 | send_gdb "catch load gdb.base/solib2.sl\n" |
| 243 | gdb_expect { |
| 244 | -re "Catchpoint \[0-9\]* .load gdb.base/solib2.sl.*$gdb_prompt $"\ |
| 245 | {pass "set specific catch load"} |
| 246 | -re "$gdb_prompt $"\ |
| 247 | {fail "set specific catch load"} |
| 248 | timeout {fail "(timeout) set specific catch load"} |
| 249 | } |
| 250 | |
| 251 | send_gdb "continue\n" |
| 252 | gdb_expect { |
| 253 | -re "Catchpoint \[0-9\] .loaded gdb.base/solib2.sl.*$gdb_prompt $"\ |
| 254 | {pass "caught specific solib load"} |
| 255 | -re "$gdb_prompt $"\ |
| 256 | {fail "caught specific solib load"} |
| 257 | timeout {fail "(timeout) caught specific solib load"} |
| 258 | } |
| 259 | |
| 260 | # Verify that we can catch an unload of a specific library. |
| 261 | # |
| 262 | send_gdb "catch unload gdb.base/solib2.sl\n" |
| 263 | gdb_expect { |
| 264 | -re "Catchpoint \[0-9\]* .unload gdb.base/solib2.sl.*$gdb_prompt $"\ |
| 265 | {pass "set specific catch unload"} |
| 266 | -re "$gdb_prompt $"\ |
| 267 | {fail "set specific catch unload"} |
| 268 | timeout {fail "(timeout) set specific catch unload"} |
| 269 | } |
| 270 | |
| 271 | send_gdb "continue\n" |
| 272 | gdb_expect { |
| 273 | -re "Catchpoint \[0-9\] .unloaded gdb.base/solib2.sl.*$gdb_prompt $"\ |
| 274 | {pass "caught specific solib unload"} |
| 275 | -re "$gdb_prompt $"\ |
| 276 | {fail "caught specific solib unload"} |
| 277 | timeout {fail "(timeout) caught specific solib unload"} |
| 278 | } |
| 279 | |
| 280 | # Verify that we can set a catchpoint on a specific library that |
| 281 | # happens not to be loaded by the program. And, that this catchpoint |
| 282 | # won't trigger inappropriately when other shlibs are loaded. |
| 283 | # |
| 284 | send_gdb "break 55\n" |
| 285 | gdb_expect { |
| 286 | -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\ |
| 287 | {pass "set break on shl_unload"} |
| 288 | -re "$gdb_prompt $"\ |
| 289 | {fail "set break on shl_unload"} |
| 290 | timeout {fail "(timeout) set break on shl_unload"} |
| 291 | } |
| 292 | |
| 293 | send_gdb "break 58\n" |
| 294 | gdb_expect { |
| 295 | -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\ |
| 296 | {pass "set break after shl_unload"} |
| 297 | -re "$gdb_prompt $"\ |
| 298 | {fail "set break after shl_unload"} |
| 299 | timeout {fail "(timeout) set break after shl_unload"} |
| 300 | } |
| 301 | |
| 302 | send_gdb "catch load foobar.sl\n" |
| 303 | gdb_expect { |
| 304 | -re "Catchpoint \[0-9\]* .load foobar.sl.*$gdb_prompt $"\ |
| 305 | {pass "set specific catch load for nonloaded shlib"} |
| 306 | -re "$gdb_prompt $"\ |
| 307 | {fail "set specific catch load for nonloaded shlib"} |
| 308 | timeout {fail "(timeout) set specific catch load for nonloaded shlib"} |
| 309 | } |
| 310 | |
| 311 | send_gdb "catch unload foobar.sl\n" |
| 312 | gdb_expect { |
| 313 | -re "Catchpoint \[0-9\]* .unload foobar.sl.*$gdb_prompt $"\ |
| 314 | {pass "set specific catch unload for nonloaded shlib"} |
| 315 | -re "$gdb_prompt $"\ |
| 316 | {fail "set specific catch unload for nonloaded shlib"} |
| 317 | timeout {fail "(timeout) set specific catch unload for nonloaded shlib"} |
| 318 | } |
| 319 | |
| 320 | send_gdb "continue\n" |
| 321 | gdb_expect { |
| 322 | -re "Breakpoint \[0-9\]*.*$gdb_prompt $"\ |
| 323 | {pass "specific catch load doesn't trigger inappropriately"} |
| 324 | -re "$gdb_prompt $"\ |
| 325 | {fail "specific catch load doesn't trigger inappropriately"} |
| 326 | timeout {fail "(timeout) specific catch load doesn't trigger inappropriately"} |
| 327 | } |
| 328 | |
| 329 | send_gdb "continue\n" |
| 330 | gdb_expect { |
| 331 | -re "Breakpoint \[0-9\]*.*$gdb_prompt $"\ |
| 332 | {pass "specific catch unload doesn't trigger inappropriately"} |
| 333 | -re "$gdb_prompt $"\ |
| 334 | {fail "specific catch unload doesn't trigger inappropriately"} |
| 335 | timeout {fail "(timeout) specific catch unload doesn't trigger inappropriately"} |
| 336 | } |
| 337 | |
| 338 | # ??rehrauer: There ought to be testpoints here that verify that |
| 339 | # load/unload catchpoints can use conditionals, can be temporary, |
| 340 | # self-disabling, etc etc. |
| 341 | # |
| 342 | |
| 343 | gdb_exit |
| 344 | |
| 345 | # |
| 346 | # Test stepping into an indirect call in a shared library. |
| 347 | # |
| 348 | |
| 349 | gdb_start |
| 350 | gdb_load ${binfile}_sl |
| 351 | gdb_test "break main" ".*deferred. at .main..*" "break on main" |
| 352 | gdb_test "run" ".*Breakpoint.*main.*solib.c.*" "hit breakpoint at main" |
| 353 | gdb_test "break 45" "Breakpoint.*solib.c, line 45.*" "break on indirect call" |
| 354 | gdb_test "continue" "Continuing.*solib.c:45.*" \ |
| 355 | "continue to break on indirect call" |
| 356 | gdb_test "step" "solib_main.*solib1.c:17.*return arg.arg.*" \ |
| 357 | "step into indirect call from a shared library" |
| 358 | gdb_exit |
| 359 | |
| 360 | return 0 |