From: ts Date: 2002-09-28T22:30:23+09:00 Subject: Re: Matz, if you're reading, please scan this email >>>>> "S" == Sean Chittenden writes: S> :-/ You could be right, but, the IO context is created when reading S> data from RAM, not from an actual IO socket. Here the example pigeon% gdb ruby GNU gdb 2002-04-01-cvs Copyright 2002 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i386-linux"... (gdb) b dln_load Breakpoint 1 at 0x80b576b: file dln.c, line 1282. (gdb) r tests.rb Starting program: /usr/local/bin/ruby tests.rb Running all tests... Breakpoint 1, dln_load (file=0x811b340 "../libxml.so") at dln.c:1282 1282 if ((handle = (void*)dlopen(file, RTLD_LAZY|RTLD_GLOBAL)) == NULL) { (gdb) n 1287 if ((init_fct = (void(*)())dlsym(handle, buf)) == NULL) { (gdb) n 1293 (*init_fct)(); (gdb) b ctxtClose Breakpoint 2 at 0x401c5c9e: file ruby_xml_parser.c, line 15. (gdb) b fptr_finalize Breakpoint 3 at 0x806c982: file io.c, line 1009. (gdb) c Continuing. Breakpoint 3, fptr_finalize (fptr=0x81240c0) at io.c:1009 1009 if (fptr->f) { (gdb) cond 3 fptr->f == 0x81f9558 (gdb) c Continuing. Loaded suite libxml Started... ................. Breakpoint 3, fptr_finalize (fptr=0x81f9538) at io.c:1009 1009 if (fptr->f) { (gdb) n 1010 fclose(fptr->f); (gdb) p fptr->f $1 = (FILE *) 0x81f9558 (gdb) c Continuing. ........................... Breakpoint 2, ctxtClose (f=0x81f9558) at ruby_xml_parser.c:15 15 if (f != stdin) { (gdb) n 16 fclose(f); (gdb) n Program received signal SIGSEGV, Segmentation fault. 0x400d93b9 in _IO_file_close_it () from /lib/libc.so.6 (gdb) Guy Decoux