From 7806d5d3718d7a48f65eade81dcfa323545487f8 Mon Sep 17 00:00:00 2001
From: KlzXS <klzx+github@klzx.cf>
Date: Thu, 28 Mar 2024 18:20:21 +0100
Subject: [PATCH] Prevent multiple icons options being selected at the same
 time

---
 Makefile | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Makefile b/Makefile
index 46c269e7..7661daea 100644
--- a/Makefile
+++ b/Makefile
@@ -36,6 +36,8 @@ O_GITSTATUS := 0 # add git status to detail view
 O_NAMEFIRST := 0 # print file name first, add uid and guid to detail view
 O_RESTOREPREVIEW := 0 # add preview pipe to close and restore preview pane
 
+T_ICONS := 0 # test if multiple icons options are set and fail
+
 # convert targets to flags for backwards compatibility
 ifneq ($(filter debug,$(MAKECMDGOALS)),)
 	O_DEBUG := 1
@@ -97,16 +99,28 @@ endif
 ifeq ($(strip $(O_ICONS)),1)
 	ICONS_INCLUDE = icons-generated-icons-in-term.h
 	CPPFLAGS += -DICONS_IN_TERM -DICONS_INCLUDE=\"$(ICONS_INCLUDE)\"
+ifeq ($(strip $(T_ICONS)),1)
+$(error Choose only one system for icons (O_ICONS, O_NERD or O_EMOJI))
+endif
+	T_ICONS := 1
 endif
 
 ifeq ($(strip $(O_NERD)),1)
 	ICONS_INCLUDE = icons-generated-nerd.h
 	CPPFLAGS += -DNERD -DICONS_INCLUDE=\"$(ICONS_INCLUDE)\"
+ifeq ($(strip $(T_ICONS)),1)
+$(error Choose only one system for icons (O_ICONS, O_NERD or O_EMOJI))
+endif
+	T_ICONS := 1
 endif
 
 ifeq ($(strip $(O_EMOJI)),1)
 	ICONS_INCLUDE = icons-generated-emoji.h
 	CPPFLAGS += -DEMOJI -DICONS_INCLUDE=\"$(ICONS_INCLUDE)\"
+ifeq ($(strip $(T_ICONS)),1)
+$(error Choose only one system for icons (O_ICONS, O_NERD or O_EMOJI))
+endif
+	T_ICONS := 1
 endif
 
 ifeq ($(strip $(O_QSORT)),1)