From 4facb7f7dc9542db0bb23648a6c113082517c8b8 Mon Sep 17 00:00:00 2001
From: u <u@billy>
Date: Mon, 28 Nov 2022 23:41:39 -0500
Subject: automatically acquire root through sudo if possible

---
 Makefile | 24 +++++++++++++++++-------
 1 file changed, 17 insertions(+), 7 deletions(-)

diff --git a/Makefile b/Makefile
index 374c2a5..3900162 100755
--- a/Makefile
+++ b/Makefile
@@ -17,8 +17,16 @@ endif
 endif
 endif
 
+sudo != printf '%s\n' $$(groups) | grep -F sudo
+
+.DEFAULT_GOAL = install
 ifeq (0,$(shell id -u))
 ROOT_INSTALL = y
+else
+ifneq (,$(sudo))
+ROOT_INSTALL = y
+.DEFAULT_GOAL = install-sudo
+endif
 endif
 
 ifdef ROOT_INSTALL
@@ -51,23 +59,25 @@ tempdir=$(destdir)~tmp
 
 symlink=$(optdir)/firefox
 desktop_file=$(applications_dir)/firefox.desktop
-global_symlink=$(bindir)/firefox
-
-.DEFAULT_GOAL = install
+bin_symlink=$(bindir)/firefox
 
-install_targets = $(symlink) $(global_symlink) $(desktop_file) $(alternatives)
+install_targets = $(symlink) $(bin_symlink) $(alternatives)
 .PHONY: install beta nightly stable $(install_targets)
 ifndef UPDATE
 # 'sudo make UPDATE=y' is suitable to run from cron (no output if nothing
 # changed upstream)
 install: $(install_targets)
+install-sudo:
+	$(sudo) $(MAKE) $(MAKEFLAGS) $(MAKECMDGOALS)
 else
-maybe_symlink := $(if $(shell [ "$$(readlink $(symlink))" != "$(notdir $(destdir))" ] && echo y),$(symlink))
+install-sudo:
+	@$(sudo) $(MAKE) $(MAKEFLAGS) $(MAKECMDGOALS)
+maybe_symlink != [ "$$(readlink $(symlink))" != "$(notdir $(destdir))" ] && printf '%%s\n' "$$(symlink)"
 install: $(maybe_symlink)
 	@:
 endif
 
-$(global_symlink):
+$(bin_symlink):
 	mkdir -p $(dir $@)
 	ln -sf $(optdir)/firefox/firefox $(dir $@)
 
@@ -84,7 +94,7 @@ endif
 $(symlink): $(destdir)
 	ln -srnf $(destdir) $@
 
-beta nightly stable: install
+beta nightly stable: $(.DEFAULT_GOAL)
 
 $(destdir): $(tarball)
 	mkdir -p $(tempdir)
-- 
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