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| 1 #!/usr/bin/perl -w | |
| 2 | |
| 3 # Copyright 2009 Apple Inc. All rights reserved. | |
| 4 # | |
| 5 # Redistribution and use in source and binary forms, with or without | |
| 6 # modification, are permitted provided that the following conditions | |
| 7 # are met: | |
| 8 # 1. Redistributions of source code must retain the above copyright | |
| 9 # notice, this list of conditions and the following disclaimer. | |
| 10 # 2. Redistributions in binary form must reproduce the above copyright | |
| 11 # notice, this list of conditions and the following disclaimer in the | |
| 12 # documentation and/or other materials provided with the distribution. | |
| 13 # | |
| 14 # THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | |
| 15 # EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 16 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 17 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR | |
| 18 # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 19 # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 20 # PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 21 # PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 22 # OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 23 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 24 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 25 | |
| 26 # Helper script to add includes to source files. | |
| 27 | |
| 28 use strict; | |
| 29 | |
| 30 my $headerPattern = '[\"<][A-Za-z][A-Za-z0-9_/]+(\.h)?[\">]'; # " Make Xcode for
matter happy. | |
| 31 | |
| 32 my $headerToAdd = shift @ARGV or die; | |
| 33 $headerToAdd =~ /^([A-Za-z][A-Za-z0-9]+)\.h$/ or die "Header to add must be a .h
file: $headerToAdd.\n"; | |
| 34 | |
| 35 sub includesParagraph; | |
| 36 | |
| 37 FILE: for my $filename (@ARGV) { | |
| 38 unless ($filename =~ /(\w+)\.cpp$/) { print STDERR "Command line args must b
e .cpp files: $filename.\n"; next FILE; } | |
| 39 | |
| 40 my $base = $1; | |
| 41 | |
| 42 my $sawConfig = 0; | |
| 43 my $sawSelfInclude = 0; | |
| 44 | |
| 45 my $pastIncludes = 0; | |
| 46 my %includes; | |
| 47 | |
| 48 my $beforeIncludes = ""; | |
| 49 my $afterIncludes = ""; | |
| 50 | |
| 51 my $currentCondition = ""; | |
| 52 | |
| 53 my $entireFileCondition = ""; | |
| 54 | |
| 55 unless (open INPUT, "<", $filename) { print STDERR "File does not exist: $fi
lename\n"; next FILE; } | |
| 56 while (my $line = <INPUT>) { | |
| 57 if ($line =~ /^\s*#(include|import)\s*($headerPattern)\s*\n/) { | |
| 58 my $include = $2; | |
| 59 if ($pastIncludes) { print STDERR "Saw more includes after include s
ection in $filename, line $.\n"; next FILE; } | |
| 60 if ($include eq "\"config.h\"") { | |
| 61 $sawConfig = 1; | |
| 62 } else { | |
| 63 unless ($sawConfig) { print STDERR "First include must be config
.h in $filename, line $.\n"; next FILE; } | |
| 64 if ($include eq "\"$base.h\"") { | |
| 65 $sawSelfInclude = 1; | |
| 66 } else { | |
| 67 unless ($sawSelfInclude) { print STDERR "Second include must
be $base.h in $filename, line $.\n"; next FILE; } | |
| 68 $includes{$currentCondition}{$include} = 1; | |
| 69 } | |
| 70 } | |
| 71 } else { | |
| 72 if ($sawConfig && !$pastIncludes) { | |
| 73 if ($line =~ /^\s*#\s*if\s+(.+?)\s*$/) { | |
| 74 my $condition = $1; | |
| 75 if (!$sawSelfInclude) { | |
| 76 $entireFileCondition = $1; | |
| 77 next; | |
| 78 } | |
| 79 unless ($currentCondition eq "") { print STDERR "Nested #if
in include section in $filename, line $.\n"; next FILE; } | |
| 80 $currentCondition = $condition; | |
| 81 next; | |
| 82 } | |
| 83 if ($line =~ /^\s*#\s*endif\s*$/) { | |
| 84 unless ($currentCondition ne "") { print STDERR "Extra #endi
f in include section in $filename, line $.\n"; next FILE; } | |
| 85 $currentCondition = ""; | |
| 86 next; | |
| 87 } | |
| 88 } | |
| 89 if (!$sawConfig) { | |
| 90 $beforeIncludes .= $line; | |
| 91 } else { | |
| 92 $pastIncludes = 1 if $line !~ /^\s*$/; | |
| 93 if ($pastIncludes) { | |
| 94 unless ($currentCondition eq "") { print STDERR "Unterminate
d #if in include section in $filename, line $.\n"; next FILE; } | |
| 95 $afterIncludes .= $line; | |
| 96 } | |
| 97 } | |
| 98 } | |
| 99 } | |
| 100 close INPUT or die; | |
| 101 | |
| 102 $includes{""}{"\"$headerToAdd\""} = 1; | |
| 103 | |
| 104 $beforeIncludes =~ s/\n+$//; | |
| 105 $afterIncludes =~ s/^\n+//; | |
| 106 | |
| 107 my $contents = $beforeIncludes; | |
| 108 $contents .= "\n\n#include \"config.h\"\n"; | |
| 109 $contents .= "\n#if $entireFileCondition\n" if $entireFileCondition ne ""; | |
| 110 $contents .= "#include \"$base.h\"\n\n"; | |
| 111 for my $condition (sort keys %includes) { | |
| 112 $contents .= "#if $condition\n" unless $condition eq ""; | |
| 113 $contents .= includesParagraph($includes{$condition}); | |
| 114 $contents .= "#endif\n" unless $condition eq ""; | |
| 115 $contents .= "\n"; | |
| 116 } | |
| 117 $contents .= $afterIncludes; | |
| 118 | |
| 119 unless (open OUTPUT, ">", $filename) { print STDERR "Could not open file for
writing: $filename\n"; next FILE; }; | |
| 120 print OUTPUT $contents; | |
| 121 close OUTPUT or die; | |
| 122 } | |
| 123 | |
| 124 sub includesParagraph() | |
| 125 { | |
| 126 my ($includes) = @_; | |
| 127 | |
| 128 my $paragraph = ""; | |
| 129 | |
| 130 for my $include (sort keys %{$includes}) { | |
| 131 $paragraph .= "#include $include\n"; | |
| 132 } | |
| 133 | |
| 134 return $paragraph; | |
| 135 } | |
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