1 files changed, 136 insertions, 0 deletions
diff --git a/src/pmdas/trace/stub.c b/src/pmdas/trace/stub.c
new file mode 100644
index 0000000..08790be
--- /dev/null
+++ b/src/pmdas/trace/stub.c
@@ -0,0 +1,136 @@
+/*
+ * stub.c - libpcp_trace stubs
+ *
+ * Copyright (c) 1997 Silicon Graphics, Inc.  All Rights Reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <pcp/trace.h>
+
+int	__pmstate = 0;
+
+int
+pmtracebegin(const char *tag)
+{
+#ifdef PMTRACE_DEBUG
+    if (__pmstate & PMTRACE_STATE_API)
+	fprintf(stderr, "pmtracebegin: start of transaction '%s'\n", tag);
+#endif
+    return 0;
+}
+
+int
+pmtraceend(const char *tag)
+{
+#ifdef PMTRACE_DEBUG
+    if (__pmstate & PMTRACE_STATE_API)
+	fprintf(stderr, "pmtraceend: end of transaction '%s'\n", tag);
+#endif
+    return 0;
+}
+
+int
+pmtraceabort(const char *tag)
+{
+#ifdef PMTRACE_DEBUG
+    if (__pmstate & PMTRACE_STATE_API)
+	fprintf(stderr, "pmtraceabort: transaction '%s' aborted\n", tag);
+#endif
+    return 0;
+}
+
+int
+pmtraceobs(const char *label, double value)
+{
+#ifdef PMTRACE_DEBUG
+    if (__pmstate & PMTRACE_STATE_API)
+	fprintf(stderr, "pmtraceobs: observation '%s', value=%f\n", label, value);
+#endif
+    return 0;
+}
+
+int
+pmtracecounter(const char *label, double value)
+{
+#ifdef PMTRACE_DEBUG
+    if (__pmstate & PMTRACE_STATE_API)
+	fprintf(stderr, "pmtracecounter: counter '%s', value=%f\n", label, value);
+#endif
+    return 0;
+}
+
+int
+pmtracepoint(const char *label)
+{
+#ifdef PMTRACE_DEBUG
+    if (__pmstate & PMTRACE_STATE_API)
+	fprintf(stderr, "pmtracepoint: trace point '%s' reached\n", label);
+#endif
+    return 0;
+}
+
+int
+pmtracestate(int code)
+{
+    return(__pmstate |= code);
+}
+
+char *
+pmtraceerrstr(int code)
+{
+    static const struct {
+	int	code;
+	char	*msg;
+    } errtab[] = {
+	{ PMTRACE_ERR_TAGNAME,
+		"Invalid tag name - tag names cannot be NULL" },
+	{ PMTRACE_ERR_INPROGRESS,
+		"Transaction is already in progress - cannot begin" },
+	{ PMTRACE_ERR_NOPROGRESS,
+		"Transaction is not currently in progress - cannot end" },
+	{ PMTRACE_ERR_NOSUCHTAG,
+		"Transaction tag was not successfully initialised" },
+	{ PMTRACE_ERR_TAGTYPE,
+		"Tag is already in use for a different type of tracing" },
+	{ PMTRACE_ERR_TAGLENGTH,
+		"Tag name is too long (maximum 256 characters)" },
+	{ PMTRACE_ERR_IPC,
+		"IPC protocol failure" },
+	{ PMTRACE_ERR_ENVFORMAT,
+		"Unrecognised environment variable format" },
+	{ PMTRACE_ERR_TIMEOUT,
+		"Application timed out connecting to the PMDA" },
+	{ PMTRACE_ERR_VERSION,
+		"Incompatible versions between application and PMDA" },
+	{ PMTRACE_ERR_PERMISSION,
+		"Cannot connect to PMDA - permission denied" },
+        { PMTRACE_ERR_CONNLIMIT,
+                "Cannot connect to PMDA - connection limit reached" },
+	{ 0, "" }
+    };
+
+    if ((code < 0) && (code > -PMTRACE_ERR_BASE))	/* catch intro(2) errors */
+	return strerror(-code);
+    else if (code == 0)
+	return "No error";
+    else {
+	int	i;
+	for (i=0; errtab[i].code; i++) {
+	    if (errtab[i].code == code)
+		return errtab[i].msg;
+	}
+    }
+    return "Unknown error code";
+}