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this is a lot more legible, and makes it possible to insert values in the middle without churn. i didn't find a way to do this with the pre-processor, so we now have another code generator. we now use the $< make variable, which requires gmake on netbsd < 9.0, and possibly other systems with an ancient make.wip/maildir-path-under-inbox
Oswald Buddenhagen
3 years ago
10 changed files with 191 additions and 86 deletions
@ -0,0 +1,55 @@
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#!/usr/bin/perl |
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# |
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# SPDX-FileCopyrightText: 2022 Oswald Buddenhagen <ossi@users.sf.net> |
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# SPDX-License-Identifier: GPL-2.0-or-later |
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# |
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# mbsync - mailbox synchronizer |
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# |
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use strict; |
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use warnings; |
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my $in_enum = 0; |
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my $conts; |
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while (<>) { |
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s,\s*(?://.*)?$,,; |
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if ($in_enum) { |
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if (/^\)$/) { |
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$conts =~ s/\s//g; |
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$conts =~ s/,$//; |
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my @vals = split(/,/, $conts); |
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my $pfx; |
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for my $e (@vals) { |
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if (!defined($pfx)) { |
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$pfx = ($e =~ /^([A-Z]+_)/) ? $1 : ""; |
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} elsif (length($pfx)) { |
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$pfx = "" if ((($e =~ /^([A-Z]+_)/) ? $1 : "") ne $pfx); |
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} |
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} |
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my $bit = 1; |
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my $bitn = 0; |
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for my $e (@vals) { |
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my $bits = ($e =~ s/\((\d+)\)$//) ? $1 : 1; |
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if ($bits != 1) { |
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print "#define $e(b) ($bit << (b))\n"; |
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} else { |
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print "#define $e $bit\n"; |
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} |
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$bit <<= $bits; |
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$bitn += $bits; |
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} |
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if (length($pfx)) { |
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print "#define ${pfx}_NUM_BITS $bitn\n"; |
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} |
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print "\n"; |
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$in_enum = 0; |
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} else { |
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$conts .= $_; |
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} |
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} else { |
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if (/^BIT_ENUM\($/) { |
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$conts = ""; |
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$in_enum = 1; |
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} |
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} |
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} |
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