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authorFrank Ch. Eigler <fche@elastic.org>2008-08-11 13:18:12 -0400
committerFrank Ch. Eigler <fche@elastic.org>2008-08-11 13:24:57 -0400
commit3213d0891c826f16ba727a3e863075e2922666a0 (patch)
treefd0acb971620858d0716cbdc9b7c78157a92c1f8
parent0973d815afc635dfd21ae5943d84b92f61c45288 (diff)
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PR5049: prefix with "*" any filenames given in "fn@filename:line" probes
-rw-r--r--ChangeLog6
-rw-r--r--tapsets.cxx15
-rw-r--r--testsuite/ChangeLog5
-rwxr-xr-xtestsuite/semok/thirtyone.stp5
4 files changed, 28 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index b312bc34..f0a2307d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2008-08-11 Frank Ch. Eigler <fche@elastic.org>
+
+ PR5049
+ * tapsets.cxx (cu_name_matches, collect_srcfiles_matching):
+ Implicitly prefix probe source filenames with "*".
+
2008-08-09 Frank Ch. Eigler <fche@elastic.org>
* main.cxx (main): Don't override $PATH etc.
diff --git a/tapsets.cxx b/tapsets.cxx
index d9e0ebda..48947a60 100644
--- a/tapsets.cxx
+++ b/tapsets.cxx
@@ -850,9 +850,14 @@ struct dwflpp
bool cu_name_matches(string pattern)
{
assert(cu);
- bool t = (fnmatch(pattern.c_str(), cu_name.c_str(), 0) == 0);
+
+ // PR 5049: implicit * in front of given path pattern.
+ // NB: fnmatch() is used without FNM_PATHNAME.
+ string prefixed_pattern = string("*") + pattern;
+
+ bool t = (fnmatch(prefixed_pattern.c_str(), cu_name.c_str(), 0) == 0);
if (t && sess.verbose>3)
- clog << "pattern '" << pattern << "' "
+ clog << "pattern '" << prefixed_pattern << "' "
<< "matches "
<< "CU '" << cu_name << "'" << "\n";
return t;
@@ -1292,13 +1297,17 @@ struct dwflpp
size_t nfiles;
Dwarf_Files *srcfiles;
+ // PR 5049: implicit * in front of given path pattern.
+ // NB: fnmatch() is used without FNM_PATHNAME.
+ string prefixed_pattern = string("*") + pattern;
+
dwarf_assert ("dwarf_getsrcfiles",
dwarf_getsrcfiles (cu, &srcfiles, &nfiles));
{
for (size_t i = 0; i < nfiles; ++i)
{
char const * fname = dwarf_filesrc (srcfiles, i, NULL, NULL);
- if (fnmatch (pattern.c_str(), fname, 0) == 0)
+ if (fnmatch (prefixed_pattern.c_str(), fname, 0) == 0)
{
filtered_srcfiles.insert (fname);
if (sess.verbose>2)
diff --git a/testsuite/ChangeLog b/testsuite/ChangeLog
index 9dd388ad..9ee9037e 100644
--- a/testsuite/ChangeLog
+++ b/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2008-08-11 Frank Ch. Eigler <fche@elastic.org>
+
+ PR5049
+ * semok/thirtyone.stp: New test.
+
2008-08-05 Stan Cox <scox@redhat.com>
* systemtap.base/warnings.stp: Use relative instead of absolute line.
diff --git a/testsuite/semok/thirtyone.stp b/testsuite/semok/thirtyone.stp
new file mode 100755
index 00000000..5036e45c
--- /dev/null
+++ b/testsuite/semok/thirtyone.stp
@@ -0,0 +1,5 @@
+#! stap -p2
+
+# PR5049
+
+probe kernel.function("*@module.c") {}