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<h3>
Philip Carns pushed to branch dev-stdio
at <a href="https://xgitlab.cels.anl.gov/darshan/darshan">darshan / darshan</a>
</h3>
<h4>
Commits:
</h4>
<ul>
<li>
<strong><a href="https://xgitlab.cels.anl.gov/darshan/darshan/commit/904b6dbc69b12dcac8a24527a3b8ca8728f5539c">904b6dbc</a></strong>
<div>
<span>by Phil Carns</span>
<i>at 2016-05-23T23:26:29-04:00</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap">rewind wrapper</pre>
</li>
</ul>
<h4>2 changed files:</h4>
<ul>
<li class="file-stats">
<a href="#620f2ecad2bb6f74b2fcd0134963a841" style="text-decoration: none">
darshan-runtime/lib/darshan-stdio.c
</a>
</li>
<li class="file-stats">
<a href="#ad29afc395839758d41094872298bd0d" style="text-decoration: none">
darshan-runtime/share/ld-opts/darshan-stdio-ld-opts
</a>
</li>
</ul>
<h4>Changes:</h4>
<li id="620f2ecad2bb6f74b2fcd0134963a841">
<a href="https://xgitlab.cels.anl.gov/darshan/darshan/commit/904b6dbc69b12dcac8a24527a3b8ca8728f5539c#diff-0">
<strong>
darshan-runtime/lib/darshan-stdio.c
</strong>
</a>
<hr>
<pre class="highlight"><code><span style="background: #ffdddd; color: #000000">--- a/darshan-runtime/lib/darshan-stdio.c
</span><span style="background: #ddffdd; color: #000000">+++ b/darshan-runtime/lib/darshan-stdio.c
</span><span style="color: #aaaaaa">@@ -64,7 +64,7 @@
</span> * int fseeko64(FILE *, off_t, int); DONE
* int fsetpos(FILE *, const fpos_t *); DONE
* int fsetpos64(FILE *, const fpos_t *); DONE
<span style="background: #ffdddd; color: #000000">- * void rewind(FILE *);
</span><span style="background: #ddffdd; color: #000000">+ * void rewind(FILE *); DONE
</span> * int ungetc(int, FILE *);
*
* Omissions: _unlocked() variants of the various flush, read, and write
<span style="color: #aaaaaa">@@ -125,6 +125,7 @@ DARSHAN_FORWARD_DECL(fseeko, int, (FILE *stream, off_t offset, int whence));
</span> DARSHAN_FORWARD_DECL(fseeko64, int, (FILE *stream, off_t offset, int whence));
DARSHAN_FORWARD_DECL(fsetpos, int, (FILE *stream, const fpos_t *pos));
DARSHAN_FORWARD_DECL(fsetpos64, int, (FILE *stream, const fpos_t *pos));
<span style="background: #ddffdd; color: #000000">+DARSHAN_FORWARD_DECL(rewind, void, (FILE *stream));
</span>
/* The stdio_file_runtime structure maintains necessary runtime metadata
* for the STDIO file record (darshan_stdio_record structure, defined in
<span style="color: #aaaaaa">@@ -744,6 +745,33 @@ char* DARSHAN_DECL(fgets)(char *s, int size, FILE *stream)
</span> }
<span style="background: #ddffdd; color: #000000">+void DARSHAN_DECL(rewind)(FILE *stream)
+{
+ struct stdio_file_runtime* file;
+ double tm1, tm2;
+
+ MAP_OR_FAIL(rewind);
+
+ tm1 = darshan_core_wtime();
+ __real_rewind(stream);
+ tm2 = darshan_core_wtime();
+
+ STDIO_LOCK();
+ stdio_runtime_initialize();
+ file = stdio_file_by_stream(stream);
+ if(file)
+ {
+ file->offset = 0;
+ DARSHAN_TIMER_INC_NO_OVERLAP(
+ file->file_record->fcounters[STDIO_F_META_TIME],
+ tm1, tm2, file->last_meta_end);
+ file->file_record->counters[STDIO_SEEKS] += 1;
+ }
+ STDIO_UNLOCK();
+
+ return;
+}
+
</span> int DARSHAN_DECL(fseek)(FILE *stream, long offset, int whence)
{
int ret;
</code></pre>
<br>
</li>
<li id="ad29afc395839758d41094872298bd0d">
<a href="https://xgitlab.cels.anl.gov/darshan/darshan/commit/904b6dbc69b12dcac8a24527a3b8ca8728f5539c#diff-1">
<strong>
darshan-runtime/share/ld-opts/darshan-stdio-ld-opts
</strong>
</a>
<hr>
<pre class="highlight"><code><span style="background: #ffdddd; color: #000000">--- a/darshan-runtime/share/ld-opts/darshan-stdio-ld-opts
</span><span style="background: #ddffdd; color: #000000">+++ b/darshan-runtime/share/ld-opts/darshan-stdio-ld-opts
</span><span style="color: #aaaaaa">@@ -25,3 +25,4 @@
</span> --wrap=putw
--wrap=fsetpos
--wrap=fsetpos64
<span style="background: #ddffdd; color: #000000">+--wrap=rewind
</span></code></pre>
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