#!/bin/bash # ´ë»ó ÆÄÀÏ¿¡¼ ÁÖ¾îÁø ¿À» ´Ù ´õÇϱâ. ARGS=2 E_WRONGARGS=65 if [ $# -ne "$ARGS" ] # ¸í·É¾îÁÙ ÀÎÀÚ ¼ö°¡ Àû´çÇÑÁö È®ÀÎ. then echo "»ç¿ë¹ý: `basename $0` filename column-number" exit $E_WRONGARGS fi filename=$1 column_number=$2 # ½© º¯¼ö¸¦ awk ¿¡°Ô ³Ñ±â´Â °ÍÀº ¾à°£ ±î´Ù·Ó½À´Ï´Ù. # ´õ ÀÚ¼¼ÇÑ °ÍÀº awk ¹®¼¸¦ Âü°íÇϼ¼¿ä. # ¿©·¯ÁÙÂ¥¸® awk ½ºÅ©¸³Æ®´Â awk ' ..... ' ó·³ ºÎ¸£¸é µË´Ï´Ù. # awk ½ºÅ©¸³Æ® ½ÃÀÛ. # ----------------------------- awk ' { total += $'"${column_number}"' } END { print total } ' "$filename" # ----------------------------- # awk ½ºÅ©¸³Æ® ³¡. # ½© ½ºÅ©¸³Æ®¿¡ ³»ÀåµÈ awk ½ºÅ©¸³Æ®¿¡°Ô ½© º¯¼ö¸¦ ³Ñ±â´Â °ÍÀº # ¾ÈÀüÇÏÁö ¾ÊÀ» ¼ö°¡ Àֱ⠶§¹®¿¡, Stephane Chazelas °¡ ´ÙÀ½°ú °°Àº ´ë¾ÈÀ» # Á¦¾ÈÇØ ÁÖ¾ú½À´Ï´Ù: # --------------------------------------- # awk -v column_number="$column_number" ' # { total += $column_number # } # END { # print total # }' "$filename" # --------------------------------------- exit 0