#!/bin/bash # "column totaler" ½ºÅ©¸³Æ®ÀÇ ´Ù¸¥ ¹öÀüÀ¸·Î # °£Á¢ ÂüÁ¶¸¦ »ç¿ëÇؼ, # ´ë»ó ÆÄÀÏ¿¡¼ ÁöÁ¤µÈ Ä÷³À» ¸ðµÎ ´õÇØ ÁÝ´Ï´Ù. ARGS=2 E_WRONGARGS=65 if [ $# -ne "$ARGS" ] # ¸í·É¾îÁÙ ÀÎÀÚ °¹¼ö üũ. then echo "»ç¿ë¹ý: `basename $0` filename column-number" exit $E_WRONGARGS fi filename=$1 column_number=$2 #===== ¿©±â±îÁö´Â ¿ø·¡ ½ºÅ©¸³Æ®¿Í ¶È°°³×¿ä. =====# # ¿©·¯ÁÙÂ¥¸® awk ½ºÅ©¸³Æ®´Â awk ' ..... ' ¶ó°í ÇÏ¸é µË´Ï´Ù. # awk ½ºÅ©¸³Æ® ½ÃÀÛ. # ------------------------------------------------ awk " { total += \$${column_number} # °£Á¢ ÂüÁ¶ } END { print total } " "$filename" # ------------------------------------------------ # awk ½ºÅ©¸³Æ® ³¡. # º¯¼ö °£Á¢ ÂüÁ¶´Â ½© ½ºÅ©¸³Æ® ¾È¿¡¼ awk ½ºÅ©¸³Æ®¸¦ ¾µ ¶§ # ½© º¯¼ö ÂüÁ¶½Ã ±î´Ù·Î¿î ¿©·¯°¡Áö¸¦ ÇÇÇÏ°Ô ÇØ ÁÝ´Ï´Ù. # Thanks, Stephane Chazelas. exit 0