From 449b23e18889d916075d37527cb21834976babb2 Mon Sep 17 00:00:00 2001
From: javiplx@gmail.com <javiplx@gmail.com@e8e0d7a0-c8d9-11dd-a880-a1081c7ac358>
Date: Thu, 07 Apr 2011 11:17:27 -0400
Subject: Create parse_util with some of the non-public functions from pkg_parse.c

git-svn-id: http://opkg.googlecode.com/svn/trunk@611 e8e0d7a0-c8d9-11dd-a880-a1081c7ac358
---
(limited to 'libopkg/parse_util.c')

diff --git a/libopkg/parse_util.c b/libopkg/parse_util.c
new file mode 100644
index 0000000..e01b124
--- /dev/null
+++ b/libopkg/parse_util.c
@@ -0,0 +1,88 @@
+/* parse_util.c - the opkg package management system
+
+   Copyright (C) 2009 Ubiq Technologies <graham.gower@gmail.com>
+
+   Steven M. Ayer
+   Copyright (C) 2002 Compaq Computer Corporation
+
+   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, 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 <ctype.h>
+
+#include "opkg_utils.h"
+#include "libbb/libbb.h"
+
+#include "parse_util.h"
+
+int
+is_field(const char *type, const char *line)
+{
+	if (!strncmp(line, type, strlen(type)))
+		return 1;
+	return 0;
+}
+
+char *
+parse_simple(const char *type, const char *line)
+{
+	return trim_xstrdup(line + strlen(type) + 1);
+}
+
+/*
+ * Parse a comma separated string into an array.
+ */
+char **
+parse_list(const char *raw, unsigned int *count, const char sep, int skip_field)
+{
+	char **depends = NULL;
+	const char *start, *end;
+	int line_count = 0;
+
+	/* skip past the "Field:" marker */
+	if (!skip_field) {
+	while (*raw && *raw != ':')
+		raw++;
+	raw++;
+	}
+
+	if (line_is_blank(raw)) {
+		*count = line_count;
+		return NULL;
+	}
+
+	while (*raw) {
+		depends = xrealloc(depends, sizeof(char *) * (line_count + 1));
+	
+		while (isspace(*raw))
+			raw++;
+
+		start = raw;
+		while (*raw != sep && *raw)
+			raw++;
+		end = raw;
+
+		while (end > start && isspace(*end))
+			end--;
+
+		if (sep == ' ')
+			end++;
+
+		depends[line_count] = xstrndup(start, end-start);
+
+        	line_count++;
+		if (*raw == sep)
+		    raw++;
+	}
+
+	*count = line_count;
+	return depends;
+}
--
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