From 93145ebc2acdcc241d07f4b12e96a600fe4e5767 Mon Sep 17 00:00:00 2001
From: Johan Malm <jgm323@gmail.com>
Date: Fri, 23 Oct 2020 20:08:56 +0100
Subject: [PATCH] main: add -v option

---
 docs/labwc.1.md |  6 +++++-
 src/main.c      | 25 ++++++++++++++++++++++---
 2 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/docs/labwc.1.md b/docs/labwc.1.md
index 7e128453..9f89d23e 100644
--- a/docs/labwc.1.md
+++ b/docs/labwc.1.md
@@ -8,7 +8,7 @@ labwc - A Wayland stacking compositor with the look and feel of Openbox
 
 # SYNOPSIS
 
-labwc \[\-c <*config-file*>] \[\-h] \[\-s <*startup-command*>]  
+labwc \[\-c <*config-file*>] \[\-h] \[\-s <*startup-command*>] [-v]  
 
 # DESCRIPTION
 
@@ -28,6 +28,10 @@ Labwc is a [WIP] free, stacking compositor for Wayland. It aims to be light-weig
 
 :   Specify startup command
 
+`-v`
+
+:   Increase verbosity. '-v' for info; '-vv' for debug.
+
 # CONFIGURATION AND THEMES
 
 Labwc aims to be compatible with openbox configuration and theming, with the
diff --git a/src/main.c b/src/main.c
index d30d0cef..efcaf5ff 100644
--- a/src/main.c
+++ b/src/main.c
@@ -12,7 +12,7 @@ struct rcxml rc = { 0 };
 struct theme theme = { 0 };
 
 static const char labwc_usage[] =
-	"Usage: labwc [-h] [-s <startup-command>] [-c <config-file>]\n";
+	"Usage: labwc [-h] [-s <startup-command>] [-c <config-file>] [-v]\n";
 
 static void
 usage(void)
@@ -26,9 +26,14 @@ main(int argc, char *argv[])
 {
 	char *startup_cmd = NULL;
 	char *config_file = NULL;
+	enum verbosity {
+		LAB_VERBOSITY_ERROR = 0,
+		LAB_VERBOSITY_INFO,
+		LAB_VERBOSITY_DEBUG,
+	} verbosity = LAB_VERBOSITY_ERROR;
 
 	int c;
-	while ((c = getopt(argc, argv, "c:s:h")) != -1) {
+	while ((c = getopt(argc, argv, "c:s:hv")) != -1) {
 		switch (c) {
 		case 'c':
 			config_file = optarg;
@@ -36,6 +41,9 @@ main(int argc, char *argv[])
 		case 's':
 			startup_cmd = optarg;
 			break;
+		case 'v':
+			++verbosity;
+			break;
 		case 'h':
 		default:
 			usage();
@@ -45,7 +53,18 @@ main(int argc, char *argv[])
 		usage();
 	}
 
-	wlr_log_init(WLR_ERROR, NULL);
+	switch (verbosity) {
+	case LAB_VERBOSITY_ERROR:
+		wlr_log_init(WLR_ERROR, NULL);
+		break;
+	case LAB_VERBOSITY_INFO:
+		wlr_log_init(WLR_INFO, NULL);
+		break;
+	case LAB_VERBOSITY_DEBUG:
+	default:
+		wlr_log_init(WLR_DEBUG, NULL);
+		break;
+	}
 
 	session_environment_init();
 	rcxml_read(config_file);