Make somewhat POSIX compliant

diff --git a/svg2img b/svg2img
index 2dcf70e83263b2b503e7f809a27522a79268a381..41bad8846a28252130c2eb8aa43641170a7f1348 100755 (executable)
--- a/svg2img
+++ b/svg2img
@@ -1,20 +1,22 @@
-#!/usr/bin/env bash
+#!/bin/sh

 # Converts my logo to various formats from a template SVG
 # Armaan Bhojwani 2021
 
 # Converts my logo to various formats from a template SVG
 # Armaan Bhojwani 2021
 

-SIZES=(2048 1024 512 256 128 64)
-A_SIZES=(10 15 20 25 30 35 40 45 50 55 60)
+set -e
+
+SIZES="2048 1024 512 256 128 64"
+A_SIZES="10 15 20 25 30 35 40 45 50 55 60"

 
 for arg in ${@};do
 
 for arg in ${@};do

-  [[ -z ${arg} ]] && echo "Please provide an output format!" && exit 1
+  [ -z ${arg} ] && echo "Please provide an output format!" && exit 1

   
   

-  [[ ${arg} == "svg" ]] && find . -name *.svg -not -path "./template/*" \
+  [ ${arg} = "svg" ] && find . -name *.svg -not -path "./template/*" \

     -exec rm -v {} \;
   
     -exec rm -v {} \;
   

-  if [[ (! -d "square/svg" || ! -d "circle/svg") || (${arg} == "svg") ]]; then
+  if [ ! -d "square/svg" ] || [ ! -d "circle/svg" ] || [ ${arg} = "svg" ]; then

     echo "Generating SVGs"
     for SHAPE in square circle; do
     echo "Generating SVGs"
     for SHAPE in square circle; do

-      mkdir -pv ${SHAPE}/svg
+      mkdir -p ${SHAPE}/svg

   
       sed -e 's/STROKE/stroke="#00ffbf"/g' \
         -e 's/FILL/#212121/g' template/${SHAPE}.svg \
   
       sed -e 's/STROKE/stroke="#00ffbf"/g' \
         -e 's/FILL/#212121/g' template/${SHAPE}.svg \


@@ -54,19 +56,20 @@ for arg in ${@};do
     done
   fi
   
     done
   fi
   

-  [[ ${arg} == "svg" ]] && exit 0
+  [ ${arg} = "svg" ] && exit 0

   
   

-  [[ ${arg} == "png" ]] && find . -name *.png -not -iwholename ./logo.png \
+  [ ${arg} = "png" ] && find . -name *.png -not -name ./logo.png \

     -exec rm -v {} \;
   
     -exec rm -v {} \;
   

-  if [[ (! -d "square/png" || ! -d "circle/png") || (${arg} == "png") ]]; then
+  if [ ! -d "square/png" ] || [ ! -d "circle/png" ] || [ ${arg} = "png" ]; then

     echo "Generating PNGs"
     for SHAPE in square circle; do
     echo "Generating PNGs"
     for SHAPE in square circle; do

-      for i in ${SIZES[@]}; do
-        mkdir -pv ${SHAPE}/png/${i}
+      set -- $SIZES
+      for i in $@; do
+        mkdir -p ${SHAPE}/png/${i}

       done
   
       done
   

-      for i in ${SIZES[@]}; do
+      for i in $@; do

         for SVGIN in square/svg/*; do
           BASE=$(basename ${SVGIN} | cut -d '.' -f 1)
           inkscape -w ${i} -h ${i} ${SVGIN} --export-filename \
         for SVGIN in square/svg/*; do
           BASE=$(basename ${SVGIN} | cut -d '.' -f 1)
           inkscape -w ${i} -h ${i} ${SVGIN} --export-filename \


@@ -82,14 +85,15 @@ for arg in ${@};do
     done
   fi
   
     done
   fi
   

-  [[ ${arg} == "png" ]] && exit 0
+  [ ${arg} = "png" ] && exit 0

   
   

-  if [[ ${arg} == "ascii" ]]; then
+  if [ ${arg} = "ascii" ]; then

     echo "Generating ASCII art"
     find . -name *ascii.txt -exec rm -v {} \;
     for SHAPE in square circle; do
     echo "Generating ASCII art"
     find . -name *ascii.txt -exec rm -v {} \;
     for SHAPE in square circle; do

-      for i in ${A_SIZES[@]}; do
-        mkdir -pv ${SHAPE}/ascii/${i}
+      set -- $A_SIZES
+      for i in $@; do
+        mkdir -p ${SHAPE}/ascii/${i}

   
         for PNGIN in circle/png/2048/*; do
           BASE=$(basename ${PNGIN} | cut -d '.' -f 1)
   
         for PNGIN in circle/png/2048/*; do
           BASE=$(basename ${PNGIN} | cut -d '.' -f 1)


@@ -105,12 +109,13 @@ for arg in ${@};do
     exit 0
   fi
   
     exit 0
   fi
   

-  if [[ ${arg} == "unicode" ]]; then
+  if [ ${arg} = "unicode" ]; then

     echo "Generating Unicode"
     find . -name *unicode.txt -exec rm -v {} \;
     for SHAPE in square circle; do
     echo "Generating Unicode"
     find . -name *unicode.txt -exec rm -v {} \;
     for SHAPE in square circle; do

-      for i in ${A_SIZES[@]}; do
-        mkdir -pv ${SHAPE}/unicode/${i}
+      set -- $A_SIZES
+      for i in $@; do
+        mkdir -p ${SHAPE}/unicode/${i}

   
         for PNGIN in circle/png/2048/*; do
           BASE=$(basename ${PNGIN} | cut -d '-' -f -4)
   
         for PNGIN in circle/png/2048/*; do
           BASE=$(basename ${PNGIN} | cut -d '-' -f -4)


@@ -129,15 +134,16 @@ for arg in ${@};do
   fi
   
   for SHAPE in square circle; do
   fi
   
   for SHAPE in square circle; do

-    find . -name *.${arg} -exec rm -v {} \;
+    find . -name '*.${arg}' -exec rm -v {} \;

   
   

-    for i in ${SIZES[@]}; do
-      mkdir -pv ${SHAPE}/${arg}/${i}
+    set -- $SIZES
+    for i in $@; do
+      mkdir -p ${SHAPE}/${arg}/${i}

     done
     done

-  
-    while read PAT; do
+
+    for PAT in $(find . -name '*.png' -not -name ./logo.png); do

       echo "Generating ${arg}s"
       echo "Generating ${arg}s"

-      convert -verbose ${PAT} ${PAT//png/${arg}}
-    done < <(find -name *.png -not -iwholename ./logo.png)
+      convert -verbose ${PAT} $(printf "%s" "$PAT" | sed "s/\.png/.$arg/g")
+    done

   done
 done
   done
 done