Unify sysinfo plugins and add osx support

This does remove the net* commands from the
Unix version that may return at a later date
with OSX and Windows support.

This commit also makes numerious other changes
such as code cleanup, reformatting, etc.

Closes #829

plugins/sysinfo/unix/match.c

@@ -0,0 +1,98 @@
+/*
+ * match.c - matching functions for X-Sys
+ * Copyright (C) 2005, 2006, 2007 Tony Vroon
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <glib.h>
+#include "sysinfo.h"
+
+#define delims ":="
+
+void find_match_char(char *buffer, char *match, char *result)
+{
+	char *position;
+	g_strchug(buffer);
+	if(strstr(buffer, match) == strstr(buffer, buffer))
+	{
+		position = strpbrk(buffer, delims);
+		if (position != NULL)
+		{
+			position += 1;
+			strcpy(result, position);
+			position = strstr(result, "\n");
+			*(position) = '\0';
+			g_strchug(result);
+		}
+		else
+			strcpy(result, "\0");
+	}
+}
+
+void find_match_double(char *buffer, char *match, double *result)
+{
+	char *position;
+	g_strchug(buffer);
+	if(strstr(buffer, match) == strstr(buffer, buffer))
+	{
+		position = strpbrk(buffer, delims);
+		if (position != NULL)
+		{
+        	position += 1;
+        	*result = strtod(position, NULL);
+		}
+		else
+			*result = 0;
+	}
+}
+
+void find_match_double_hex(char *buffer, char *match, double *result)
+{
+	char *position;
+	g_strchug(buffer);
+	if(strstr(buffer, match) == strstr(buffer, buffer))
+	{
+		position = strpbrk(buffer, delims);
+		if (position != NULL)
+		{
+			memcpy(position,"0x",2);
+			*result = strtod(position,NULL);
+		}
+		else
+			*result = 0;
+	}
+}
+
+void find_match_ll(char *buffer, char *match, unsigned long long *result)
+{
+	char *position;
+	g_strchug(buffer);
+	if(strstr(buffer, match) == strstr(buffer, buffer))
+	{
+		position = strpbrk(buffer, delims);
+		if (position != NULL)
+		{
+			position += 1;
+			*result = strtoll(position, NULL, 10);
+		}
+		else
+			*result = 0;
+	}
+}
+