[ruby-list:15353] Re: mod_ruby/0.1.2 with Apache/1.3.6 on Solaris/2.5.1

小松です。

In [ruby-list:15351] Re: mod_ruby/0.1.2 with Apache/1.3.6 on Solaris/2.5.1
    on 1999/7/9 18:34:58 [e-mail] (Yukihiro Matsumoto) wrote:
|うーむ、eval.cの5880行目付近を
|
|  static thread_t curr_thread = 0;
|
|にするとどうでしょう？ いや、違うとは思ってるんですが、念の
|ため。

main_threadとcurr_threadのアドレスが変わっただけでした。
他のgdbの出力部分は以前のものとdiffで比較してみて変化なしです。

|グローバル変数であるmain_threadやcurr_threadにアクセスできて
|ないのがすごくイヤなんですけど...gdbの方の問題なのかなあ。

gccとgdbの組み合わせの問題 (gdbが古いから) のようです。
ccでrubyとmod_rubyを作り直してみました。
症状は同じです。

# ruby-devに行った方がいいかな？

Program received signal SIGABRT, Aborted.
0xc013f380 in _kill () from /usr/lib/libc.1
(gdb) where
#0  0xc013f380 in _kill () from /usr/lib/libc.1
#1  0xc00a8fe4 in raise () from /usr/lib/libc.1
#2  0xc008ab30 in _sigaddset () from /usr/lib/libc.1
#3  0xc0085694 in abort () from /usr/lib/libc.1
#4  0xc2b68244 in rb_bug (fmt=0x7afe0bb0 "unsaved context") at ../error.c:154
#5  0xc2b851dc in rb_thread_restore_context (th=0x400d0c30, exit=0)
    at ../eval.c:6056
#6  0xc2b861b8 in rb_thread_schedule () at ../eval.c:6367
#7  0xc2b8800c in rb_thread_create_0 (fn=0x7b0055b2 <errno+4586>, 
    arg=0x7b03ac78 "@\016\204\001\034`", klass=1074489120) at ../eval.c:6892
#8  0xc2b8807c in rb_thread_create (fn=0x7b0055b2 <errno+4586>, 
    arg=0x7b03ac78 "@\016\204\001\034`") at ../eval.c:6901
#9  0xc0c23044 in write_client_block (r=0x400e84a8) at mod_ruby.c:600
#10 0xc0c23b70 in ruby_handler0 (load=0x7b0055ca <errno+4610>, r=0x400e84a8)
    at mod_ruby.c:731
#11 0xc0c23d78 in ruby_handler (r=0x400e84a8) at mod_ruby.c:762
#12 0x2d794 in ap_invoke_handler ()
#13 0x3fb98 in process_request_internal ()
#14 0x3fc1c in ap_process_request ()
#15 0x385ac in child_main ()
#16 0x387bc in make_child ()
#17 0x38af8 in perform_idle_server_maintenance ()
#18 0x39098 in standalone_main ()
#19 0x39a24 in main ()
(gdb) up
#1  0xc00a8fe4 in raise () from /usr/lib/libc.1
(gdb) up
#2  0xc008ab30 in _sigaddset () from /usr/lib/libc.1
(gdb) up
#3  0xc0085694 in abort () from /usr/lib/libc.1
(gdb) up
#4  0xc2b68244 in rb_bug (fmt=0x7afe0bb0 "unsaved context") at ../error.c:154
154         abort();
(gdb) up
#5  0xc2b851dc in rb_thread_restore_context (th=0x400d0c30, exit=0)
    at ../eval.c:6056
Source file is more recent than executable.
6056        if (!th->stk_ptr) rb_bug("unsaved context");
(gdb) up
#6  0xc2b861b8 in rb_thread_schedule () at ../eval.c:6367
6367        rb_thread_restore_context(next, RESTORE_NORMAL);
(gdb) p main_thread
$1 = (struct thread *) 0x400d0c30
(gdb) p curr_thread
$2 = (struct thread *) 0x400d0c30
(gdb) p *next
$3 = {next = 0x40069dd8, prev = 0x40069dd8, context = {0 <repeats 25 times>}, 
  result = 0, stk_len = 0, stk_max = 0, stk_ptr = 0x0, stk_pos = 0x0, 
  frame = 0x0, scope = 0x0, dyna_vars = 0x0, block = 0x0, iter = 0x0, 
  tag = 0x0, klass = 0, wrapper = 0, trace = 0, misc = 0, file = 0x0, 
  line = 0, errinfo = 0, last_status = 0, last_line = 0, last_match = 0, 
  safe = 0, status = THREAD_RUNNABLE, wait_for = 0, fd = 0, delay = 0, 
  join = 0x0, abort = 0, locals = 0x0, thread = 1074487728}
(gdb) p *main_thread
$4 = {next = 0x40069dd8, prev = 0x40069dd8, context = {0 <repeats 25 times>}, 
  result = 0, stk_len = 0, stk_max = 0, stk_ptr = 0x0, stk_pos = 0x0, 
  frame = 0x0, scope = 0x0, dyna_vars = 0x0, block = 0x0, iter = 0x0, 
  tag = 0x0, klass = 0, wrapper = 0, trace = 0, misc = 0, file = 0x0, 
  line = 0, errinfo = 0, last_status = 0, last_line = 0, last_match = 0, 
  safe = 0, status = THREAD_RUNNABLE, wait_for = 0, fd = 0, delay = 0, 
  join = 0x0, abort = 0, locals = 0x0, thread = 1074487728}
(gdb) up
#7  0xc2b8800c in rb_thread_create_0 (fn=0x7b0055b2 <errno+4586>, 
    arg=0x7b03ac78 "@\016\204\001\034`", klass=1074489120) at ../eval.c:6892
6892        rb_thread_schedule();
(gdb) p th
$5 = (struct thread *) 0x400ea4b0
(gdb) p *th
$6 = {next = 0x400d0c30, prev = 0x40069dd8, context = {-26928094053294.562, 0, 
    2.1193242073336922, 1.0615286460165094e-311, 2.3872922734034968e-313, 
    2.0189061165050255, 2.0306248665045494, 2.018906116492726, 
    4.2439919057214063e-312, 1.5248714804564493e-309, 0, 0, 33554432, 
    3.3951932663349407e-313, 0, 0, NaN(0xfffff7fffffff), 131072, 512, 
    NaN(0xfffff7fffffff), 131072, NaN(0xfffff7fffffff), -26928094051762.203, 
    0, 0}, result = 4, stk_len = 268, stk_max = 268, stk_ptr = 0x400eaa40, 
  stk_pos = 0x7b03aa68, frame = 0x7afff4d8, scope = 0x400bbf88, 
  dyna_vars = 0x0, block = 0x0, iter = 0x7aff2f28, tag = 0x7b03ad30, 
  klass = 1074511728, wrapper = 0, trace = 0, misc = 0, 
  file = 0x7aff0ff8 "ruby", line = 0, errinfo = 4, last_status = 4, 
  last_line = 4, last_match = 4, safe = 1, status = THREAD_KILLED, 
  wait_for = 0, fd = 0, delay = 0, join = 0x0, abort = 0, locals = 0x0, 
  thread = 1074447456}
(gdb) 

--
小松克行 / Katsuyuki Komatsu <[e-mail]>