36 lines
793 B
Bash
Executable File
36 lines
793 B
Bash
Executable File
#!/bin/sh
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if [ $# -gt 0 ]; then
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FILE="$1"
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shift
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if [ -f "$FILE" ]; then
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INFO="$(head -n 1 "$FILE")"
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fi
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else
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echo "Usage: $0 <filename>"
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exit 1
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fi
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if [ -e "$(which git)" ]; then
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# clean 'dirty' status of touched files that haven't been modified
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git diff >/dev/null 2>/dev/null
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# get a string like "v0.6.0-66-g59887e8-dirty"
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DESC="$(git describe --dirty 2>/dev/null)"
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# get a string like "2012-04-10 16:27:19 +0200"
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TIME="$(git log -n 1 --format="%ci")"
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fi
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if [ -n "$DESC" ]; then
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NEWINFO="#define BUILD_DESC \"$DESC\""
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else
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NEWINFO="// No build information available"
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fi
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# only update build.h if necessary
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if [ "$INFO" != "$NEWINFO" ]; then
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echo "$NEWINFO" >"$FILE"
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echo "#define BUILD_DATE \"$TIME\"" >>"$FILE"
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fi
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