From d82a0f1fcbf04642b53fb61ef6b80d610ef0ecf3 Mon Sep 17 00:00:00 2001
From: Lucía Andrea Illanes Albornoz <lucia@luciaillanes.de>
Date: Mar 26 2023 11:28:13 +0000
Subject: subr.ex/ex_pkg_env.subr: add header.

subr.rtl/rtl_fetch_git.subr: cleanup.

---

diff --git a/subr.ex/ex_pkg_env.subr b/subr.ex/ex_pkg_env.subr
index a34a284..bf5425d 100644
--- a/subr.ex/ex_pkg_env.subr
+++ b/subr.ex/ex_pkg_env.subr
@@ -2,6 +2,9 @@
 # Copyright (c) 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 Lucía Andrea Illanes Albornoz <lucia@luciaillanes.de>
 # set +o errexit -o noglob -o nounset is assumed.
 #
+# Package variable and environment variable preparation
+# Package build (step) state setting and testing
+#
 
 #
 # exp_pkg_env_defaults() - set package variable defaults for single named package
diff --git a/subr.rtl/rtl_fetch_git.subr b/subr.rtl/rtl_fetch_git.subr
index f4ac293..db8a861 100644
--- a/subr.rtl/rtl_fetch_git.subr
+++ b/subr.rtl/rtl_fetch_git.subr
@@ -34,7 +34,7 @@ rtlp_fetch_url_git() {
 		 exit "${?}";) || return 1;
 		(rtl_fileop cd "${_rpfug_dlcachedir_full}" &&\
 			git submodule update) || return 1;
-	else	
+	else
 		if git clone				\
 			${_rpfug_git_args}		\
 			-b "${_rpfug_git_branch:-main}"	\
@@ -44,7 +44,7 @@ rtlp_fetch_url_git() {
 			_rpfug_clonefl=1;
 		elif [ "${_rpfug_mirrors}" = "skip" ]; then
 			return 1;
-		else	
+		else
 			for _rpfug_url_base in ${_rpfug_mirrors}; do
 				if git clone								\
 					${_rpfug_git_args}						\
@@ -125,7 +125,7 @@ rtl_fetch_mirror_urls_git() {
 			(rtl_fileop cd "${_rfmug_target_dname}/${_rfmug_repo_dname}" &&\
 			 git fetch ${_rfmug_git_args} --all) ||\
 			 return 1;
-		else	
+		else
 			(rtl_fileop cd "${_rfmug_target_dname}" &&\
 			 git clone ${_rfmug_git_args} --mirror "${_rfmug_url}" "${_rfmug_repo_dname}") ||\
 			 return 1;