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author | Stan Cox <scox@redhat.com> | 2009-12-08 11:57:00 -0500 |
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committer | Stan Cox <scox@redhat.com> | 2009-12-08 11:57:00 -0500 |
commit | 63b4fd1474ec5859fac4c9b710c8f466bcd3b0f7 (patch) | |
tree | 2c696530833b8fbe560e29daacd0fb9b2f71fe54 /util.cxx | |
parent | 851418deb65964ef73f55e2aab0f3733c0e0e2e8 (diff) | |
download | systemtap-steved-63b4fd1474ec5859fac4c9b710c8f466bcd3b0f7.tar.gz systemtap-steved-63b4fd1474ec5859fac4c9b710c8f466bcd3b0f7.tar.xz systemtap-steved-63b4fd1474ec5859fac4c9b710c8f466bcd3b0f7.zip |
Add .library("lib").mark("mark") and use it for .mark semaphores.
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.
Diffstat (limited to 'util.cxx')
-rw-r--r-- | util.cxx | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -244,7 +244,7 @@ tokenize(const string& str, vector<string>& tokens, // same policy as execvp(). A program name not containing a slash // will be searched along the $PATH. -string find_executable(const string& name) +string find_executable(const string& name, const string& env_path) { string retpath; @@ -259,7 +259,7 @@ string find_executable(const string& name) } else // Nope, search $PATH. { - char *path = getenv("PATH"); + char *path = getenv(env_path.c_str()); if (path) { // Split PATH up. |