client: Config file added, not yet documented

Some restructuring was necessary too.

1 files changed, 95 insertions, 0 deletions

diff --git a/src/settings.c b/src/settings.c
new file mode 100644
index 0000000..2b1c313
--- /dev/null
+++ b/src/settings.c
@@ -0,0 +1,95 @@
+/*
+Copyright (c) 2008 Lars-Dominik Braun
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "settings.h"
+
+/*	tries to guess your config dir; somehow conforming to
+ *	http://standards.freedesktop.org/basedir-spec/basedir-spec-0.6.html
+ *	@author PromyLOPh
+ *	@added 2008-06-15
+ *	@param name of the config file (can contain subdirs too)
+ *	@param store the whole path here
+ *	@param but only up to this size
+ *	@return nothing
+ */
+void getXdgConfigDir (char *filename, char *retDir, size_t retDirN) {
+	char *xdgConfigDir = NULL;
+
+	if ((xdgConfigDir = getenv ("XDG_CONFIG_HOME")) != NULL &&
+			strlen (xdgConfigDir) > 0) {
+		/* special dir: $xdg_config_home */
+		snprintf (retDir, retDirN, "%s/%s", xdgConfigDir, filename);
+	} else {
+		if ((xdgConfigDir = getenv ("HOME")) != NULL &&
+				strlen (xdgConfigDir) > 0) {
+			/* standard config dir: $home/.config */
+			snprintf (retDir, retDirN, "%s/.config/%s", xdgConfigDir,
+					filename);
+		} else {
+			/* fallback: working dir */
+			snprintf (retDir, retDirN, "%s", filename);
+		}
+	}
+}
+
+void BarSettingsInit (BarSettings_t *settings) {
+	memset (settings, 0, sizeof (*settings));
+}
+
+void BarSettingsDestroy (BarSettings_t *settings) {
+	free (settings->controlProxy);
+	free (settings->username);
+	free (settings->password);
+}
+
+void readSettings (BarSettings_t *settings) {
+	char configfile[1024], key[256], val[256];
+	FILE *configfd;
+
+	getXdgConfigDir (PACKAGE "/config", configfile, sizeof (configfile));
+	if ((configfd = fopen (configfile, "r")) == NULL) {
+		printf ("config file at %s not found\n", configfile);
+		return;
+	}
+
+	while (!feof (configfd)) {
+		memset (val, 0, sizeof (*val));
+		memset (key, 0, sizeof (*key));
+		if (fscanf (configfd, "%255s = %255[^\n]", key, val) < 2) {
+			/* invalid config line */
+			continue;
+		}
+		if (strcmp ("control_proxy", key) == 0) {
+			settings->controlProxy = strdup (val);
+		} else if (strcmp ("user", key) == 0) {
+			settings->username = strdup (val);
+		} else if (strcmp ("password", key) == 0) {
+			settings->password = strdup (val);
+		}
+	}
+
+	fclose (configfd);
+}