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file-patch.sh

@@ -2,7 +2,7 @@ PREFIX=%miki
 SUFFIX=miki%
 
 echo sed -i '' "s/$/$SUFFIX/"
-if  [[ "$(uname)" = "Darwin" ]]
+if  [ "$(uname)" = "Darwin" ]
 then
   LC_CTYPE='C' sed -i '' "s/^/$PREFIX/" $1
   LC_CTYPE='C' sed -i '' "s/$/$SUFFIX/" $1

file-unpatch.sh

@@ -1,7 +1,7 @@
 PREFIX=%miki
 SUFFIX=miki%
 
-if  [[ "$(uname)" = "Darwin" ]]
+if  [ "$(uname)" = "Darwin" ]
 then
   LC_CTYPE='C' sed -i '' "s/^$PREFIX//" $1
   LC_CTYPE='C' sed -i '' "s/$SUFFIX$//" $1

geth-install.sh

@@ -15,18 +15,18 @@ else
   fi
 fi
 
-if [[ "$(uname)" = "Linux" ]]
+if [ "$(uname)" = "Linux" ]
 then
   # 用 dpkg --print-architecture 更直接
   ARCH=`dpkg --print-architecture`
 else
-  if [[ "$(uname -m)" = "aarch64" ]];
+  if [ "$(uname -m)" = "aarch64" ]
   then
     ARCH=arm64
-  elif [[ "$(uname -m)" = "armv7l" ]];
+  elif [ "$(uname -m)" = "armv7l" ]
   then
     ARCH=arm
-  elif [[ "$(uname -m)" = "x86_64" ]];
+  elif [ "$(uname -m)" = "x86_64" ]
   then
     ARCH=amd64
   fi

home-config.sh

@@ -92,7 +92,7 @@ then
 
   echo
 
-  if [ "$TheUser" != 'root' ] && [[ "$(uname)" != "Darwin" ]] # 仅允许 non-root 用户进行远程密钥登录
+  if [ "$TheUser" != 'root' ] && [ "$(uname)" != "Darwin" ] # 仅允许 non-root 用户进行远程密钥登录
   then
 
     mkdir -p $HomePath/.ssh

nixhome/.bashrc

@@ -57,7 +57,7 @@ alias fgrep='fgrep --color=auto'
 alias egrep='egrep --color=auto'
 alias su='su -'
 alias npmc='npm --registry https://registry.npm.taobao.org'
-if [[ "$(uname)" = "Darwin" ]];
+if [ "$(uname)" = "Darwin" ]
 then
   alias l='ls -lG'
   alias ll='ls -lGA' # show .xxx 

portscan.sh

@@ -6,7 +6,7 @@ else
   read -p ">>> " PORT
 fi
 
-if [[ "$(uname)" = "Darwin" ]]
+if [ "$(uname)" = "Darwin" ]
 then
   lsof -i tcp:$PORT
 else