1 files changed, 53 insertions, 0 deletions
diff --git a/winsup/cygwin/local_includes/profil.h b/winsup/cygwin/local_includes/profil.h
new file mode 100644
index 000000000..cb1a092da
--- /dev/null
+++ b/winsup/cygwin/local_includes/profil.h
@@ -0,0 +1,53 @@
+/* profil.h: gprof profiling header file
+
+This file is part of Cygwin.
+
+This software is a copyrighted work licensed under the terms of the
+Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
+details. */
+
+/*
+ * This file is taken from Cygwin distribution. Please keep it in sync.
+ * The differences should be within __MINGW32__ guard.
+ */
+
+/* profiling frequency.  (No larger than 1000) */
+#define PROF_HZ			100
+
+/* convert an addr to an index */
+#define PROFIDX(pc, base, scale)	\
+  ({									\
+    size_t i = (pc - base) / 2;				\
+    if (sizeof (unsigned long long int) > sizeof (size_t))		\
+      i = (unsigned long long int) i * scale / 65536;			\
+    else								\
+      i = i / 65536 * scale + i % 65536 * scale / 65536;		\
+    i;									\
+  })
+
+/* convert an index into an address */
+#define PROFADDR(idx, base, scale)		\
+  ((base)					\
+   + ((((unsigned long long)(idx) << 16)	\
+       / (unsigned long long)(scale)) << 1))
+
+/* convert a bin size into a scale */
+#define PROFSCALE(range, bins)		(((bins) << 16) / ((range) >> 1))
+
+typedef void *_WINHANDLE;
+#ifdef __MINGW32__
+#include <_bsd_types.h>
+#endif /* __MINGW32__*/
+
+struct profinfo {
+    _WINHANDLE targthr;			/* thread to profile */
+    _WINHANDLE profthr;			/* profiling thread */
+    _WINHANDLE quitevt;			/* quit event */
+    uint16_t *counter;			/* profiling counters */
+    size_t lowpc, highpc;		/* range to be profiled */
+    uint32_t scale;			/* scale value of bins */
+};
+
+int profile_ctl(struct profinfo *, char *, size_t, size_t, uint32_t);
+int profil(char *, size_t, size_t, uint32_t);
+