projects / thirdparty / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 026a9174 PA |
1 | # This testcase is part of GDB, the GNU debugger. |
| 2 | ||
| 1d506c26 | 3 | # Copyright 2016-2024 Free Software Foundation, Inc. |
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4 | |
| 5 | # This program is free software; you can redistribute it and/or modify | |
| 6 | # it under the terms of the GNU General Public License as published by | |
| 7 | # the Free Software Foundation; either version 3 of the License, or | |
| 8 | # (at your option) any later version. | |
| 9 | # | |
| 10 | # This program is distributed in the hope that it will be useful, | |
| 11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 | # GNU General Public License for more details. | |
| 14 | # | |
| 15 | # You should have received a copy of the GNU General Public License | |
| 16 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 | ||
| 18 | # Test attach / detach from a process that uses raw clone. We use raw | |
| 19 | # clone as proxy for when libthread_db is not available. | |
| 20 | ||
| 21 | # This only works on targets with the Linux kernel. | |
| 22 | if ![istarget *-*-linux*] { | |
| 23 | return | |
| 24 | } | |
| 25 | ||
| 06e93b05 | 26 | require can_spawn_for_attach |
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27 | |
| 28 | standard_testfile | |
| 29 | ||
| 30 | if [prepare_for_testing "failed to prepare" $testfile $srcfile {debug}] { | |
| 31 | return -1 | |
| 32 | } | |
| 33 | ||
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34 | set test_spawn_id [spawn_wait_for_attach $binfile] |
| 35 | set testpid [spawn_id_get_pid $test_spawn_id] | |
| 36 | ||
| 37 | # Native/gdbserver. | |
| 38 | set thread_re "(LWP $decimal|Thread )" | |
| 39 | ||
| 40 | # Try attach / detach a few times, in case GDB ends up with stale | |
| 41 | # state after detaching. | |
| 42 | ||
| 43 | set attempts 3 | |
| 44 | for {set attempt 1} {$attempt <= $attempts} {incr attempt} { | |
| 45 | with_test_prefix "fg attach $attempt" { | |
| 46 | ||
| 47 | gdb_test "attach $testpid" \ | |
| 48 | "Attaching to program.*process $testpid.*" \ | |
| 49 | "attach" | |
| 50 | ||
| 51 | gdb_test "info threads" \ | |
| 52 | "1.*${thread_re}.*\r\n.*2.*${thread_re}.*" \ | |
| 53 | "info threads shows two LWPs" | |
| 54 | ||
| f67c0c91 | 55 | gdb_test "detach" "Detaching from .*, process $testpid\r\n\\\[Inferior $decimal \\(.*\\) detached\\\]" |
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56 | } |
| 57 | } | |
| 58 | ||
| 59 | # Same, but use async/background attach. | |
| 60 | ||
| 61 | # If debugging with target remote, check whether the all-stop variant | |
| 62 | # of the RSP is being used. If so, we can't run the background tests. | |
| 63 | if {[target_info exists gdb_protocol] | |
| 64 | && ([target_info gdb_protocol] == "remote" | |
| 65 | || [target_info gdb_protocol] == "extended-remote")} { | |
| 66 | ||
| 47171eeb AB |
67 | if {![is_target_non_stop]} { |
| 68 | unsupported "bg attach: can't issue info threads while target is running" | |
| 69 | return 0 | |
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70 | } |
| 71 | } | |
| 72 | ||
| 73 | set attempts 3 | |
| 74 | for {set attempt 1} {$attempt <= $attempts} {incr attempt} { | |
| 75 | with_test_prefix "bg attach $attempt" { | |
| 76 | ||
| 77 | gdb_test "attach $testpid &" \ | |
| 78 | "Attaching to program.*process $testpid.*" \ | |
| 79 | "attach" | |
| 80 | ||
| 81 | gdb_test "info threads" \ | |
| 82 | "1.*${thread_re}.*\\(running\\)\r\n.*2.*${thread_re}.*\\(running\\)" \ | |
| 83 | "info threads shows two LWPs" | |
| 84 | ||
| f67c0c91 | 85 | gdb_test "detach" "Detaching from .*, process $testpid\r\n\\\[Inferior $decimal \\(.*\\) detached\\\]" |
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86 | } |
| 87 | } | |
| 88 | ||
| 89 | kill_wait_spawned_process $test_spawn_id |