30 lines
740 B
Bash
Executable File
30 lines
740 B
Bash
Executable File
#!/bin/bash
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function die {
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echo "$@"
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exit 1
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}
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FILE="$1"
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if [[ -z "$FILE" ]]; then
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die "Usage: $0 <path to libusb.h>"
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fi
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if [[ $(gcc --version | grep -i "llvm") == "" ]]; then
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die "Error: This change is unnecessary unless your gcc uses llvm"
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fi
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BACKUP="${FILE}.orig"
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if [[ -f "$BACKUP" ]]; then
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die "It looks like you've already run this script ($BACKUP exists)"
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fi
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cp $FILE $BACKUP || die "Could not create backup"
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{
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echo 'H' # Turn on error printing
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echo 'g/\[0\].*non-standard/s/\[0\]/[1]/' # Use [1] instead of [0] so the size is unambiguous
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echo 'g/\[.\].*non-standard/p' # Print the lines changed
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echo 'w' # Write output
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} | ed $FILE
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