Make functions sh compatible

There is no reason to use bashisms in functions, so eliminate any and use
printf instead of echo options which are not guaranteed to be implemented in
a POSIX sh.

Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 14 insertions, 14 deletions

diff --git a/functions b/functions
index 4ded39e..20931b5 100644
--- a/functions
+++ b/functions
@@ -16,7 +16,7 @@ elif [ ! -t 1 ]; then
 	USECOLOR=""
 fi
 # we use 13 characters for our own stuff
-STAT_COL=$[$STAT_COL - 13]
+STAT_COL=$(($STAT_COL - 13))
 
 # disable colors on broken terminals
 TERM_COLORS="$(tput colors 2>/dev/null)"
@@ -67,44 +67,44 @@ PREFIX_HL=" >"
 # functions:
 
 deltext() {
-	echo -ne "$DEL_TEXT"
+	printf "${DEL_TEXT}"
 }
 
 printhl() {
-	echo -e "$C_OTHER$PREFIX_HL $C_H1$1$C_CLEAR "
+	printf "${C_OTHER}${PREFIX_HL} ${C_H1}${1}${C_CLEAR} \n"
 }
 
 printsep() {
-	echo -e "\n$C_SEPARATOR   ------------------------------\n"
+	printf "\n${C_SEPARATOR}   ------------------------------\n"
 }
 
 stat_bkgd() {
-	echo -ne "$C_OTHER$PREFIX_REG $C_MAIN$1$C_CLEAR "
+	printf "${C_OTHER}${PREFIX_REG} ${C_MAIN}${1}${C_CLEAR} "
 	deltext
-	echo -ne "   $C_OTHER[${C_BKGD}BKGD$C_OTHER]$C_CLEAR "
+	printf "   ${C_OTHER}[${C_BKGD}BKGD${C_OTHER}]${C_CLEAR} "
 }
 
 stat_busy() {
-	echo -ne "$C_OTHER$PREFIX_REG $C_MAIN$1$C_CLEAR "
-	echo -ne "${SAVE_POSITION}"
+	printf "${C_OTHER}${PREFIX_REG} ${C_MAIN}${1}${C_CLEAR} "
+	printf "${SAVE_POSITION}"
 	deltext
-	echo -ne "   $C_OTHER[${C_BUSY}BUSY$C_OTHER]$C_CLEAR "
+	printf "   ${C_OTHER}[${C_BUSY}BUSY${C_OTHER}]${C_CLEAR} "
 }
 
 stat_append() {
-	echo -ne "${RESTORE_POSITION}"
-	echo -ne "$C_MAIN$1$C_CLEAR"
-	echo -ne "${SAVE_POSITION}"
+	printf "${RESTORE_POSITION}"
+	printf "${C_MAIN}${1}${C_CLEAR}"
+	printf "${SAVE_POSITION}"
 }
 
 stat_done() {
 	deltext
-	echo -e "   $C_OTHER[${C_DONE}DONE$C_OTHER]$C_CLEAR "
+	printf "   ${C_OTHER}[${C_DONE}DONE${C_OTHER}]${C_CLEAR} \n"
 }
 
 stat_fail() {
 	deltext
-	echo -e "   $C_OTHER[${C_FAIL}FAIL$C_OTHER]$C_CLEAR "
+	printf "   ${C_OTHER}[${C_FAIL}FAIL${C_OTHER}]${C_CLEAR} \n"
 }
 
 stat_die() {