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-rw-r--r--libraries/libprof/profil.h60
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diff --git a/libraries/libprof/profil.h b/libraries/libprof/profil.h
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+/* profil.h: gprof profiling header file
+
+ Copyright 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
+
+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.
+ */
+
+#ifndef __PROFIL_H__
+#define __PROFIL_H__
+
+/* profiling frequency. (No larger than 1000) */
+#define PROF_HZ 1000
+
+/* 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;
+
+typedef enum {
+ PROFILE_NOT_INIT = 0,
+ PROFILE_ON,
+ PROFILE_OFF
+} PROFILE_State;
+
+struct profinfo {
+ PROFILE_State state; /* profiling state */
+ u_short *counter; /* profiling counters */
+ size_t lowpc, highpc; /* range to be profiled */
+ u_int scale; /* scale value of bins */
+};
+
+int profile_ctl(struct profinfo *, char *, size_t, size_t, u_int);
+int profil(char *, size_t, size_t, u_int);
+
+#endif /* __PROFIL_H__ */