Use find instead of ls.

zsh/01-config.zsh

@@ -5,6 +5,6 @@ if [ ! -d ${HOME}/.zsh-config.d/ ]; then
     echo "Looks like it's a very first launch. So I've copied default config to '${HOME}/.zsh-config.d/'"
 fi
 
-for file in `ls ${HOME}/.zsh-config.d/ | sort`; do
+for file in `find ${HOME}/.zsh-config.d/ -type f -depth 1 | sort`; do
     source ${HOME}/.zsh-config.d/${file}
-done
+done

zsh/10-exports.zsh

@@ -1,9 +1,11 @@
-for config_file in `ls ${CONFIG_PATH}/zsh/exports | sort`; do
+# Some default exports. They could be based on configuration variables.
+for config_file in `find ${CONFIG_PATH}/zsh/exports -type f | sort`; do
     source ${CONFIG_PATH}/zsh/exports/${config_file}
 done
 
+# We should import user-specific exports and use them.
 if [ -d ${HOME}/.zsh-config.d/exports ]; then
-    for config_file in `ls ${HOME}/.zsh-config.d/exports | sort`; do
+    for config_file in `find ${HOME}/.zsh-config.d/exports -type f | sort`; do
         if [ -f ${HOME}/.zsh-config.d/exports/${config_file} ]; then
             source ${HOME}/.zsh-config.d/exports/${config_file}
         fi

zsh/50-aliases.zsh

@@ -7,12 +7,12 @@ alias screen="TERM=xterm screen"
 alias clocksync="sudo ntpdate 0.pool.ntp.org"
 alias got="git"
 
-for item in `ls ${CONFIG_PATH}/zsh/aliases`; do
+for item in `find ${CONFIG_PATH}/zsh/aliases -type f | sort`; do
     source ${CONFIG_PATH}/zsh/aliases/${item}
 done
 
 if [ -d "${HOME}/.zsh-config.d/aliases" ]; then
-    for item in `ls ${HOME}/.zsh-config.d/aliases`; do
+    for item in `find ${HOME}/.zsh-config.d/aliases -type f | sort`; do
         if [ -f ${HOME}/.zsh-config.d/aliases/${item} ]; then
             source ${HOME}/.zsh-config.d/aliases/${item}
         fi