From 124e4cd78814e368488d8e86c15f95223f365a44 Mon Sep 17 00:00:00 2001
From: John Mark Bell <jmb@netsurf-browser.org>
Date: Wed, 5 Jan 2011 21:02:22 +0000
Subject: Atari frontend (credit: Ole Loots)

svn path=/trunk/netsurf/; revision=11218
---
 atari/findfile.c | 144 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 144 insertions(+)
 create mode 100644 atari/findfile.c

(limited to 'atari/findfile.c')

diff --git a/atari/findfile.c b/atari/findfile.c
new file mode 100644
index 000000000..befe0eeb5
--- /dev/null
+++ b/atari/findfile.c
@@ -0,0 +1,144 @@
+/*
+ * Copyright 2010 Ole Loots <ole@monochrom.net>
+ *
+ * This file is part of NetSurf, http://www.netsurf-browser.org/
+ *
+ * NetSurf 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; version 2 of the License.
+ *
+ * NetSurf 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <limits.h>
+#include <unistd.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <curl/curl.h>
+
+#include "utils/log.h"
+#include "utils/url.h"
+
+#include "atari/findfile.h"
+
+char *path_to_url(const char *path)
+{
+	int urllen = strlen(path) + FILE_SCHEME_PREFIX_LEN + 1;
+	char *url = malloc(urllen);
+
+	if (*path == '/') {
+		path++; /* file: paths are already absolute */
+	} 
+
+	snprintf(url, urllen, "%s%s", FILE_SCHEME_PREFIX, path);
+
+	return url;
+}
+
+
+char *url_to_path(const char *url)
+{
+	char *url_path = curl_unescape(url, 0);
+	char *path;
+
+	/* return the absolute path including leading / */
+	path = strdup(url_path + (FILE_SCHEME_PREFIX_LEN - 1));
+	curl_free(url_path);
+
+	return path;
+}
+
+/**
+ * Locate a shared resource file by searching known places in order.
+ *
+ * \param  buf      buffer to write to.  must be at least PATH_MAX chars
+ * \param  filename file to look for
+ * \param  def      default to return if file not found
+ * \return buf
+ *
+ * Search order is: ./, NETSURF_GEM_RESPATH, ./$HOME/.netsurf/, $NETSURFRES/ (where NETSURFRES is an
+ * environment variable), 
+ */
+#ifndef NETSURF_GEM_RESPATH
+#define NETSURF_GEM_RESPATH "./res/"
+#endif
+char * atari_find_resource(char *buf, const char *filename, const char *def)
+{
+	char *cdir = NULL;
+	char t[PATH_MAX];
+	LOG(("%s (def: %s)", filename, def ));
+
+	strcpy(t, NETSURF_GEM_RESPATH);
+	strcat(t, filename);
+	LOG(("checking %s", (char*)&t));
+	if (realpath(t, buf) != NULL) {
+		if (access(buf, R_OK) == 0) {
+			return buf;
+		}
+	}
+
+	strcpy(t, "./");
+	strcat(t, filename);
+	LOG(("checking %s", (char*)&t));
+	if (realpath(t, buf) != NULL) {
+		if (access(buf, R_OK) == 0) {
+			return buf;
+		}
+	}
+
+	cdir = getenv("HOME");
+	if (cdir != NULL) {
+		strcpy(t, cdir);
+		strcat(t, "/.netsurf/");
+		strcat(t, filename);
+		LOG(("checking %s", (char*)&t));
+		if (realpath(t, buf) != NULL) {
+			if (access(buf, R_OK) == 0)
+				return buf;
+		}
+	}
+
+	cdir = getenv("NETSURFRES");
+
+	if (cdir != NULL) {
+		if (realpath(cdir, buf) != NULL) {
+			strcat(buf, "/");
+			strcat(buf, filename);
+			LOG(("checking %s", (char*)&t));
+			if (access(buf, R_OK) == 0)
+				return buf;
+		}
+	}
+
+	if (def[0] == '~') {
+		snprintf(t, PATH_MAX, "%s%s", getenv("HOME"), def + 1);
+		LOG(("checking %s", (char*)&t));
+		if (realpath(t, buf) == NULL) {
+			strcpy(buf, t);
+		}
+	} else {
+		LOG(("checking %s", (char*)def));
+		if (realpath(def, buf) == NULL) {
+			strcpy(buf, def);
+		}
+	}
+
+	return buf;
+}
+
+
+/*
+ * Local Variables:
+ * c-basic-offset: 8
+ * End:
+ */
+
-- 
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