Top Document: Unix - Frequently Asked Questions (2/7) [Frequent posting] Previous Document: How do I get the current directory into my prompt? Next Document: How do I rename "*.foo" to "*.bar", or change file names to lowercase? See reader questions & answers on this topic! - Help others by sharing your knowledge 2.5) How do I read characters from the terminal in a shell script? In sh, use read. It is most common to use a loop like while read line do ... done In csh, use $< like this: while ( 1 ) set line = "$<" if ( "$line" == "" ) break ... end Unfortunately csh has no way of distinguishing between a blank line and an end-of-file. If you're using sh and want to read a *single* character from the terminal, you can try something like echo -n "Enter a character: " stty cbreak # or stty raw readchar=`dd if=/dev/tty bs=1 count=1 2>/dev/null` stty -cbreak echo "Thank you for typing a $readchar ." User Contributions:Comment about this article, ask questions, or add new information about this topic:Top Document: Unix - Frequently Asked Questions (2/7) [Frequent posting] Previous Document: How do I get the current directory into my prompt? Next Document: How do I rename "*.foo" to "*.bar", or change file names to lowercase? Part1 - Part2 - Part3 - Part4 - Part5 - Part6 - Part7 - Single Page [ Usenet FAQs | Web FAQs | Documents | RFC Index ] Send corrections/additions to the FAQ Maintainer: tmatimar@isgtec.com (Ted Timar)
Last Update March 27 2014 @ 02:12 PM
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