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* PR11005: @defined part 2: clarify/standardize internal handling of ↵Frank Ch. Eigler2010-02-251-1/+1
| | | | | | | | | | | | | | | | | unresolvable $variables * staptree.cxx (target_symbol::chain): New function. * staptree.h: Declare it. * (*): Use it instead of hand-chaining to target_symbol->saved_conversion_error. * tapset-mark.cxx (*::visit_target_symbol): Chain resolution error object, do not throw. * tapset-procfs.cxx (*::visit_target_symbol): Ditto. * tapset-utrace.cxx (*::visit_target_symbol): Ditto. * tapsets.cxx (*::visit_target_symbol): Ditto. (*::visit_defined_op): Explain & enforce the above. * testsuite/semok/thirtysix.stp: Expand. * testsuite/systemtap.base/sdt_misc.exp: Bonus fix: make work with blddir != srcdir.
* Tweak shared attach sdt test.Stan Cox2010-02-211-40/+70
| | | | * sdt_misc.exp: Make all semaphore references from the .so
* PR11296: switch to "sys/sdt.h" in test casesFrank Ch. Eigler2010-02-181-2/+2
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* Relax sdt address check for attach to running process case.Stan Cox2010-01-151-3/+8
| | | | * uprobes-common.c (stap_uprobe_change_plus): Relax VM_EXEC check.
* Add attach to live process tests.Stan Cox2010-01-121-30/+169
| | | | | | | * sdt_misc.exp (sdt_misc.c): New funcs loop_check, int_handler, alrm_handler. (sdt_misc.sdt): Add timer.ms (test attach to a running process): New. (test attach to a running process with .so markers): New.
* Make sure testcase debug output is correct.David Smith2010-01-071-2/+3
| | | | | * testsuite/systemtap.base/sdt_misc.exp: Make sure debug output of what we're about to execute actually matches what we're about to execute.
* Purge sdt utrace support.Stan Cox2010-01-041-2/+2
| | | | | | | | | | | | | | | * sdt.h (UTRACE_SDT): Remove. * tapset-utrace.cxx (utrace_derived_probe): Remove has_library and library. (utrace_derived_probe_group::emit_probe_decl): Remove mmap_callback, sdt_sem_offset, and sdt_sem_address. (utrace_derived_probe_group::emit_module_decls): Remove sdt_sem_offset and sdt_sem_address support. * tapsets.cxx (sdt_var_expanding_visitor): Remove utrace_probe. (sdt_query::handle_query_module) Remove utrace_type. (sdt_query::convert_probe): Likewise. * postgres.exp: Remove utrace testing. * sdt.exp: Likewise. * sdt_misc.exp: Likewise.
* Add .library("lib").mark("mark") and use it for .mark semaphores.Stan Cox2009-12-081-38/+63
| | | | | | | | | | | | | | | | | | | | | | | | | | | tapset-utrace.cxx (TOK_LIBRARY): New. (utrace_derived_probe::utrace_derived_probe): Add library and has_library. (utrace_builder::build): Handle library. (utrace_derived_probe_group::emit_probe_decl): Add sdt_sem_offset to emitted stap_utrace_probes. Add stap_task_finder_target mmap_callback for handling shared library. Handle sdt_sem_offset in emitted_stp_utrace_probe_cb. Add stap_utrace_mmap_found. (register_tapset_utrace): Handle .library tapset-utrace.cxx (TOK_LIBRARY): New. (base_query::base_query): Add path and has_library. (dwarf_derived_probe::dwarf_derived_probe) Likewise. (dwarf_derived_probe::register_patterns): Handle .library (sdt_query::convert_location): Likewise. (dwarf_builder::build): Likewise. (uprobe_derived_probe_group::emit_module_decls): Emit sdt_sem_address. Add sdt_sem_offset to emitted stap_uprobe_spec. Add offset and vm_flags to signature of stap_uprobe_change_plus, and handle sdt_sem_offset. Allow writeable segments in emitted stap_uprobe_mmap_found. sdt_misc.exp: Test .library util.cxx (find_executable): Add env_path to sig and use it in getenv. util.h (find_executable): Likewise. Make "PATH" the default. dtrace.in (provider): Turn on semaphores. sdt.h: Likewise.
* * sdt.h (STAP_SEMAPHORE): New. Add guard to utrace probe points.Stan Cox2009-09-161-12/+13
| | | | | | | | | | | | | | * itrace.h (__access_process_vm): Moved from here... * runtime/access_process_vm.h: New. ...to here. * translate.cxx (translate_pass): Include access_process_vm.h * session.h (sdt_semaphore_addr): New. * tapsets.cxx (sdt_query::record_semaphore): New. Record sdt_semaphore_addr. (uprobe_derived_probe_group::emit_module_decls): Allow for uprobe guard variable to be set and unset. (uprobe_derived_probe_group::emit_module_decls): Likewise. (uprobe_derived_probe_group::emit_module_exit): Likewise. * tapset-utrace.cxx (utrace_derived_probe_group::emit_probe_decl): Likewise. (utrace_derived_probe_group::emit_module_decls): Likewise. (utrace_derived_probe_group::emit_module_exit): Likewise.
* Test user markers set in a shared object.Stan Cox2009-09-081-3/+55
| | | | * sdt_misc: Add -shared section.
* Fix a couple of sdt_query reorg problems.Stan Cox2009-08-061-4/+7
| | | | | | | * tapsets.cxx (sdt_query::handle_query_module): For uprobe probes: 1) find all same named probes to handle multiple probes per module 2) use new_base for uprobe probes to handle $$name * sdt_misc.exp: Test $$name
* Correctly find probes for -m32 executables.Stan Cox2009-06-191-10/+18
| | | | | | | * sdt.h (STAP_PROBE_DATA_): Pad with 0 so final probe entry doesn't pickup a stray word. * sdt_misc.exp (static_user_markers.{c,d}): Add bstruct to test struct type handling
* Rename static_uprobes.exp to sdt_misc.expStan Cox2009-06-191-0/+232
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