mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-09-23 18:58:25 +02:00
52 lines
1.6 KiB
Bash
Executable File
52 lines
1.6 KiB
Bash
Executable File
#!/bin/sh
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# make current git version (overwrites version_auto.h)
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VERSION_EMPTY=$1
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VERSION_FILE=$2
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VERSION_NAME=$3
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if [ -z "$VERSION_EMPTY" ]; then VERSION_EMPTY=false; fi
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if [ -z "$VERSION_FILE" ]; then VERSION_FILE=version_auto.h; fi
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if [ -z "$VERSION_NAME" ]; then VERSION_NAME=VGMSTREAM_VERSION; fi
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VERSION_DEFAULT=unknown
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# try get version from Git (dynamic), including lightweight tags
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if ! command -v git > /dev/null ; then
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VERSION=""
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else
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VERSION=$(git describe --tags --always 2>&1 | tr : _ )
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if case "$VERSION" in fatal*) true;; *) false;; esac; then
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VERSION=""
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fi
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fi
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if [ ! -z "$VERSION" ]; then
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LINE="#define $VERSION_NAME \"$VERSION\" /* autogenerated */"
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else
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# try to get version from version.h (static)
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echo "Git version not found, can't autogenerate version (using default)"
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# option to output empty line instead of default version, so plugins can detect git-less builds
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if [ "$VERSION_EMPTY" = "true" ]; then
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LINE="/* ignored */"
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else
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LINE="#define $VERSION_NAME \"$VERSION_DEFAULT\" /* autogenerated */"
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while IFS= read -r <&3 ITEM; do
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COMP="#define $VERSION_NAME"
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if case "$ITEM" in *"$COMP"*) true;; *) false;; esac; then
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LINE="$ITEM /* default */"
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fi
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done 3< "version.h"
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fi
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fi
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# avoid overwritting if contents are the same, as some systems rebuild on timestamp
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LINE_ORIGINAL="none"
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if test -f "version_auto.h"; then
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LINE_ORIGINAL=$(<version_auto.h)
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fi
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if [ ! "$LINE" = "$LINE_ORIGINAL" ]; then
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echo "$LINE" > "$VERSION_FILE"
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fi
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