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@@ -0,0 +1,32 @@
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+#!/bin/sh
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+#
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+# gcc-version [-p] gcc-command
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+#
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+# Prints the gcc version of `gcc-command' in a canonical 4-digit form
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+# such as `0295' for gcc-2.95, `0303' for gcc-3.3, etc.
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+#
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+# With the -p option, prints the patchlevel as well, for example `029503' for
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+# gcc-2.95.3, `030301' for gcc-3.3.1, etc.
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+#
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+
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+if [ "$1" = "-p" ] ; then
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+ with_patchlevel=1;
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+ shift;
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+fi
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+
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+compiler="$*"
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+
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+if [ ${#compiler} -eq 0 ]; then
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+ echo "Error: No compiler specified."
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+ printf "Usage:\n\t$0 <gcc-command>\n"
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+ exit 1
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+fi
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+
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+MAJOR=$(echo __GNUC__ | $compiler -E -xc - | tail -n 1)
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+MINOR=$(echo __GNUC_MINOR__ | $compiler -E -xc - | tail -n 1)
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+if [ "x$with_patchlevel" != "x" ] ; then
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+ PATCHLEVEL=$(echo __GNUC_PATCHLEVEL__ | $compiler -E -xc - | tail -n 1)
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+ printf "%02d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL
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+else
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+ printf "%02d%02d\\n" $MAJOR $MINOR
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+fi
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