From 09a514cd5edf98c9fc6ac0e1a46d2f3b32b9093a Mon Sep 17 00:00:00 2001
From: Dylan Araps <dylan.araps@gmail.com>
Date: Wed, 18 Dec 2019 11:41:21 +0000
Subject: [PATCH] sowm: Enable missing prototypes warning and define win_prev.

---
 Makefile     | 2 +-
 config.def.h | 4 +++-
 sowm.c       | 2 +-
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 50ed1cb..c216b04 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-CFLAGS+= -std=c99 -Wall -Wextra -pedantic
+CFLAGS+= -std=c99 -Wall -Wextra -Wmissing-prototypes -pedantic
 LDADD+= -lX11
 LDFLAGS=
 PREFIX?= /usr
diff --git a/config.def.h b/config.def.h
index aaaf38d..cae2009 100644
--- a/config.def.h
+++ b/config.def.h
@@ -17,7 +17,9 @@ static struct key keys[] = {
     {MOD,      XK_q,   win_kill,   {0}},
     {MOD,      XK_c,   win_center, {0}},
     {MOD,      XK_f,   win_fs,     {0}},
-    {Mod1Mask, XK_Tab, win_next,   {0}},
+
+    {Mod1Mask,           XK_Tab, win_next,   {0}},
+    {Mod1Mask|ShiftMask, XK_Tab, win_prev,   {0}},
 
     {MOD, XK_d,      run, {.com = menu}},
     {MOD, XK_w,      run, {.com = colors}},
diff --git a/sowm.c b/sowm.c
index 6a2d198..48222c6 100644
--- a/sowm.c
+++ b/sowm.c
@@ -212,7 +212,7 @@ void win_to_ws(const Arg arg) {
 
 void win_prev() {
     if (!cur) return;
-    
+
     XRaiseWindow(d, cur->prev->w);
     win_focus(cur->prev);
 }