Merge pull request #44 from 0xacx/allow-input-from-redirected-prompt

Allow input from redirected prompt

Author: 0xacx

chatgpt.sh

@@ -215,16 +215,17 @@ if [ ! -f ~/.chatgpt_history ]; then
 fi
 
 running=true
-# check input source
-# if prompt already entered, run on pipe mode (run once, no chat)
-# prompt from pipe
-if [ -p /dev/stdin ]; then
-	pipe_mode_prompt+=$(cat -)
-# prompt from argument
-elif [ -n "$prompt" ]; then
+# check input source and determine run mode
+
+# prompt from argument, run on pipe mode (run once, no chat)
+if [ -n "$prompt" ]; then
 	pipe_mode_prompt=${prompt}
-else
+# if input file_descriptor is a terminal, run on chat mode
+elif [ -t 0 ]; then
 	echo -e "Welcome to chatgpt. You can quit with '\033[36mexit\033[0m'."
+# prompt from pipe or redirected stdin, run on pipe mode
+else
+	pipe_mode_prompt+=$(cat -)
 fi
 
 while $running; do