14 lines
639 B
Bash
Executable File
14 lines
639 B
Bash
Executable File
#!/bin/sh
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# Script to undescribe a GCC revision
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o=$(git config --get gcc-config.upstream);
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r=$(echo $1 | sed -n 's,^r\([0-9]\+\)-[0-9]\+\(-g[0-9a-f]\+\)\?$,\1,p');
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n=$(echo $1 | sed -n 's,^r[0-9]\+-\([0-9]\+\)\(-g[0-9a-f]\+\)\?$,\1,p');
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test -z $r && echo Invalid id $1 && exit 1;
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h=$(git rev-parse --verify --quiet ${o:-origin}/releases/gcc-$r);
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test -z $h && h=$(git rev-parse --verify --quiet ${o:-origin}/master);
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p=$(git describe --all --match 'basepoints/gcc-'$r $h | sed -n 's,^\(tags/\)\?basepoints/gcc-[0-9]\+-\([0-9]\+\)-g[0-9a-f]*$,\2,p;s,^\(tags/\)\?basepoints/gcc-[0-9]\+$,0,p');
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git rev-parse --verify $h~$(expr $p - $n);
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