meep-eep
cc42b31b9c
Should work on more platforms now. git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@1347 8092fc87-c524-0410-9efc-e669fe64eaf9
52 lines
1.1 KiB
Bash
Executable File
52 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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# Substitute a string in many files. By Serge van den Boom, 20020826
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# We need bash functionality. Executing bash with the shebang won't be
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# portable as the location of bash differs.
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if [ -z "$BASH_VERSION" ]; then
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exec bash "$0" "$@"
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fi
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if [ $# -eq 0 ]; then
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{
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echo "subst: substitute a string in a lot of files."
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echo "By Serge van den Boom, 20020826"
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echo "Usage: subst <pattern> <file> [...]"
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echo -n "'pattern' should be a pattern in the form used by sed, "
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echo " like 's/old/new/g'."
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} 1>&2
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exit 1
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fi
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PAT="$1"
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SEP="${PAT:1:1}"
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GREPPAT="${PAT:2}"
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eval GREPPAT='${GREPPAT%%'$SEP'*}'
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shift
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while [ "$#" -gt "0" ]; do
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FILE="$1"
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echo -n "$FILE: "
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grep -q "$GREPPAT" < "$FILE"
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EXITVAL=$?
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case $EXITVAL in
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0) # Match found
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;;
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1) # No match found
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echo "Nothing to do."
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shift
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continue
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;;
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*)
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echo "ERROR"
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echo "Error: grep returned exit value ${EXITVAL}. Aborted." 1>&2
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exit 1
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esac
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TEMPFILE="${FILE}.patchtree.$$.tmp"
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mv -- "$FILE" "$TEMPFILE"
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sed -e "$PAT" < "$TEMPFILE" > "$FILE"
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rm -- "$TEMPFILE"
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echo "Done."
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shift
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done
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