1 | #!/usr/bin/perl |
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2 | # ------------------------------------------------------------------------------ |
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3 | # NAME |
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4 | # Fcm::Extract |
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5 | # |
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6 | # DESCRIPTION |
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7 | # This is the top level class for the FCM extract system. |
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8 | # |
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9 | # COPYRIGHT |
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10 | # (C) Crown copyright Met Office. All rights reserved. |
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11 | # For further details please refer to the file COPYRIGHT.txt |
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12 | # which you should have received as part of this distribution. |
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13 | # ------------------------------------------------------------------------------ |
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14 | |
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15 | package Fcm::Extract; |
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16 | @ISA = qw(Fcm::ConfigSystem); |
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17 | |
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18 | # Standard pragma |
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19 | use warnings; |
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20 | use strict; |
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21 | |
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22 | # Standard modules |
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23 | use File::Path; |
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24 | use File::Spec; |
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25 | |
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26 | # FCM component modules |
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27 | use Fcm::CfgFile; |
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28 | use Fcm::CfgLine; |
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29 | use Fcm::Config; |
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30 | use Fcm::ConfigSystem; |
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31 | use Fcm::Dest; |
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32 | use Fcm::ExtractFile; |
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33 | use Fcm::ExtractSrc; |
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34 | use Fcm::ReposBranch; |
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35 | use Fcm::SrcDirLayer; |
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36 | use Fcm::Util; |
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37 | |
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38 | # List of scalar property methods for this class |
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39 | my @scalar_properties = ( |
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40 | 'bdeclare', # list of build declarations |
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41 | 'branches', # list of repository branches |
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42 | 'conflict', # conflict mode |
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43 | 'rdest' , # remote destination information |
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44 | ); |
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45 | |
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46 | # List of hash property methods for this class |
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47 | my @hash_properties = ( |
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48 | 'srcdirs' , # list of source directory extract info |
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49 | 'files', # list of files processed key=pkgname, value=Fcm::ExtractFile |
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50 | ); |
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51 | |
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52 | # ------------------------------------------------------------------------------ |
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53 | # SYNOPSIS |
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54 | # $obj = Fcm::Extract->new; |
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55 | # |
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56 | # DESCRIPTION |
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57 | # This method constructs a new instance of the Fcm::Extract class. |
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58 | # ------------------------------------------------------------------------------ |
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59 | |
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60 | sub new { |
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61 | my $this = shift; |
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62 | my %args = @_; |
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63 | my $class = ref $this || $this; |
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64 | |
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65 | my $self = Fcm::ConfigSystem->new (%args); |
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66 | |
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67 | $self->{$_} = undef for (@scalar_properties); |
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68 | |
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69 | $self->{$_} = {} for (@hash_properties); |
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70 | |
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71 | bless $self, $class; |
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72 | |
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73 | # List of sub-methods for parse_cfg |
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74 | push @{ $self->cfg_methods }, (qw/rdest bld conflict project/); |
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75 | |
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76 | # System type |
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77 | $self->type ('ext'); |
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78 | |
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79 | return $self; |
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80 | } |
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81 | |
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82 | # ------------------------------------------------------------------------------ |
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83 | # SYNOPSIS |
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84 | # $value = $obj->X; |
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85 | # $obj->X ($value); |
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86 | # |
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87 | # DESCRIPTION |
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88 | # Details of these properties are explained in @scalar_properties. |
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89 | # ------------------------------------------------------------------------------ |
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90 | |
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91 | for my $name (@scalar_properties) { |
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92 | no strict 'refs'; |
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93 | |
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94 | *$name = sub { |
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95 | my $self = shift; |
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96 | |
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97 | # Argument specified, set property to specified argument |
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98 | if (@_) { |
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99 | $self->{$name} = $_[0]; |
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100 | } |
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101 | |
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102 | # Default value for property |
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103 | if (not defined $self->{$name}) { |
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104 | if ($name eq 'bdeclare' or $name eq 'branches') { |
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105 | # Reference to an array |
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106 | $self->{$name} = []; |
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107 | |
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108 | } elsif ($name eq 'rdest') { |
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109 | # New extract destination local/remote |
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110 | $self->{$name} = Fcm::Dest->new (DEST0 => $self->dest(), TYPE => 'ext'); |
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111 | |
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112 | } elsif ($name eq 'conflict') { |
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113 | # Conflict mode, default to "merge" |
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114 | $self->{$name} = 'merge'; |
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115 | } |
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116 | } |
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117 | |
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118 | return $self->{$name}; |
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119 | } |
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120 | } |
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121 | |
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122 | # ------------------------------------------------------------------------------ |
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123 | # SYNOPSIS |
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124 | # %hash = %{ $obj->X () }; |
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125 | # $obj->X (\%hash); |
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126 | # |
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127 | # $value = $obj->X ($index); |
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128 | # $obj->X ($index, $value); |
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129 | # |
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130 | # DESCRIPTION |
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131 | # Details of these properties are explained in @hash_properties. |
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132 | # |
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133 | # If no argument is set, this method returns a hash containing a list of |
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134 | # objects. If an argument is set and it is a reference to a hash, the objects |
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135 | # are replaced by the the specified hash. |
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136 | # |
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137 | # If a scalar argument is specified, this method returns a reference to an |
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138 | # object, if the indexed object exists or undef if the indexed object does |
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139 | # not exist. If a second argument is set, the $index element of the hash will |
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140 | # be set to the value of the argument. |
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141 | # ------------------------------------------------------------------------------ |
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142 | |
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143 | for my $name (@hash_properties) { |
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144 | no strict 'refs'; |
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145 | |
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146 | *$name = sub { |
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147 | my ($self, $arg1, $arg2) = @_; |
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148 | |
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149 | # Ensure property is defined as a reference to a hash |
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150 | $self->{$name} = {} if not defined ($self->{$name}); |
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151 | |
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152 | # Argument 1 can be a reference to a hash or a scalar index |
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153 | my ($index, %hash); |
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154 | |
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155 | if (defined $arg1) { |
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156 | if (ref ($arg1) eq 'HASH') { |
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157 | %hash = %$arg1; |
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158 | |
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159 | } else { |
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160 | $index = $arg1; |
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161 | } |
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162 | } |
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163 | |
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164 | if (defined $index) { |
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165 | # A scalar index is defined, set and/or return the value of an element |
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166 | $self->{$name}{$index} = $arg2 if defined $arg2; |
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167 | |
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168 | return ( |
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169 | exists $self->{$name}{$index} ? $self->{$name}{$index} : undef |
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170 | ); |
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171 | |
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172 | } else { |
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173 | # A scalar index is not defined, set and/or return the hash |
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174 | $self->{$name} = \%hash if defined $arg1; |
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175 | return $self->{$name}; |
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176 | } |
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177 | } |
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178 | } |
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179 | |
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180 | # ------------------------------------------------------------------------------ |
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181 | # SYNOPSIS |
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182 | # $rc = $self->check_lock_is_allowed ($lock); |
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183 | # |
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184 | # DESCRIPTION |
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185 | # This method returns true if it is OK for $lock to exist in the destination. |
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186 | # ------------------------------------------------------------------------------ |
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187 | |
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188 | sub check_lock_is_allowed { |
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189 | my ($self, $lock) = @_; |
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190 | |
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191 | # Allow existence of build lock in inherited extract |
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192 | return ($lock eq $self->dest->bldlock and @{ $self->inherited }); |
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193 | } |
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194 | |
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195 | # ------------------------------------------------------------------------------ |
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196 | # SYNOPSIS |
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197 | # $rc = $self->invoke_extract (); |
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198 | # |
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199 | # DESCRIPTION |
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200 | # This method invokes the extract stage of the extract system. It returns |
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201 | # true on success. |
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202 | # ------------------------------------------------------------------------------ |
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203 | |
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204 | sub invoke_extract { |
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205 | my $self = shift; |
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206 | |
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207 | my $rc = 1; |
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208 | |
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209 | my @methods = ( |
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210 | 'expand_cfg', # expand URL, revision keywords, relative path, etc |
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211 | 'create_dir_stack', # analyse the branches to create an extract sequence |
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212 | 'extract_src', # use the sequence to extract source to destination |
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213 | 'write_cfg', # generate final configuration file |
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214 | 'write_cfg_bld', # generate build configuration file |
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215 | ); |
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216 | |
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217 | for my $method (@methods) { |
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218 | $rc = $self->$method if $rc; |
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219 | } |
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220 | |
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221 | return $rc; |
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222 | } |
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223 | |
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224 | # ------------------------------------------------------------------------------ |
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225 | # SYNOPSIS |
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226 | # $rc = $self->invoke_mirror (); |
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227 | # |
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228 | # DESCRIPTION |
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229 | # This method invokes the mirror stage of the extract system. It returns |
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230 | # true on success. |
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231 | # ------------------------------------------------------------------------------ |
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232 | |
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233 | sub invoke_mirror { |
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234 | my $self = shift; |
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235 | return $self->rdest->mirror ([qw/bldcfg extcfg srcdir/]); |
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236 | } |
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237 | |
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238 | # ------------------------------------------------------------------------------ |
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239 | # SYNOPSIS |
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240 | # $rc = $self->invoke_system (); |
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241 | # |
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242 | # DESCRIPTION |
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243 | # This method invokes the extract system. It returns true on success. |
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244 | # ------------------------------------------------------------------------------ |
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245 | |
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246 | sub invoke_system { |
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247 | my $self = shift; |
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248 | |
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249 | my $rc = 1; |
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250 | |
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251 | $rc = $self->invoke_stage ('Extract', 'invoke_extract'); |
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252 | $rc = $self->invoke_stage ('Mirror', 'invoke_mirror') |
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253 | if $rc and $self->rdest->rootdir; |
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254 | |
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255 | return $rc; |
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256 | } |
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257 | |
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258 | # ------------------------------------------------------------------------------ |
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259 | # SYNOPSIS |
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260 | # $rc = $self->parse_cfg_rdest (\@cfg_lines); |
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261 | # |
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262 | # DESCRIPTION |
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263 | # This method parses the remote destination settings in the @cfg_lines. |
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264 | # ------------------------------------------------------------------------------ |
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265 | |
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266 | sub parse_cfg_rdest { |
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267 | my ($self, $cfg_lines) = @_; |
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268 | |
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269 | my $rc = 1; |
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270 | |
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271 | # RDEST declarations |
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272 | # ---------------------------------------------------------------------------- |
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273 | for my $line (grep {$_->slabel_starts_with_cfg ('RDEST')} @$cfg_lines) { |
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274 | # Split "DEST::<label>" or "RDEST::<label>" in words |
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275 | my ($d, $method) = $line->slabel_fields; |
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276 | $d = lc $d; |
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277 | $method = lc $method; |
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278 | |
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279 | # Default to "rootdir" |
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280 | $method = 'rootdir' if not $method; |
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281 | |
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282 | # Remote dest, can set "rootdir", "logname", "machine" and "mirror_cmd" |
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283 | next if not grep {$_ eq $method} qw/rootdir logname machine mirror_cmd/; |
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284 | |
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285 | $self->$d->$method (&expand_tilde ($line->value)); |
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286 | $line->parsed (1); |
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287 | } |
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288 | |
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289 | # MIRROR declaration, deprecated = RDEST::MIRROR_CMD |
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290 | # ---------------------------------------------------------------------------- |
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291 | for my $line (grep {$_->slabel_starts_with_cfg ('MIRROR')} @$cfg_lines) { |
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292 | $self->rdest->mirror_cmd ($line->value); |
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293 | |
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294 | $line->parsed (1); |
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295 | } |
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296 | |
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297 | return $rc; |
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298 | } |
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299 | |
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300 | # ------------------------------------------------------------------------------ |
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301 | # SYNOPSIS |
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302 | # $rc = $self->parse_cfg_bld (\@cfg_lines); |
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303 | # |
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304 | # DESCRIPTION |
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305 | # This method parses the build configurations in the @cfg_lines. |
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306 | # ------------------------------------------------------------------------------ |
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307 | |
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308 | sub parse_cfg_bld { |
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309 | my ($self, $cfg_lines) = @_; |
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310 | |
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311 | # BLD declarations |
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312 | # ---------------------------------------------------------------------------- |
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313 | for my $line (grep {$_->slabel_starts_with_cfg ('BDECLARE')} @$cfg_lines) { |
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314 | # Remove BLD from label |
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315 | my @words = $line->slabel_fields; |
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316 | |
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317 | # Check that a declaration follows BLD |
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318 | next if @words <= 1; |
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319 | |
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320 | push @{ $self->bdeclare }, Fcm::CfgLine->new ( |
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321 | LABEL => join ($Fcm::Config::DELIMITER, @words), |
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322 | PREFIX => $self->cfglabel ('BDECLARE'), |
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323 | VALUE => $line->value, |
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324 | ); |
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325 | $line->parsed (1); |
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326 | } |
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327 | |
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328 | return 1; |
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329 | } |
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330 | |
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331 | # ------------------------------------------------------------------------------ |
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332 | # SYNOPSIS |
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333 | # $rc = $self->parse_cfg_conflict (\@cfg_lines); |
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334 | # |
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335 | # DESCRIPTION |
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336 | # This method parses the conflict settings in the @cfg_lines. |
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337 | # ------------------------------------------------------------------------------ |
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338 | |
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339 | sub parse_cfg_conflict { |
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340 | my ($self, $cfg_lines) = @_; |
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341 | |
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342 | # Deprecated: Override mode setting |
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343 | # ---------------------------------------------------------------------------- |
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344 | for my $line (grep {$_->slabel_starts_with_cfg ('OVERRIDE')} @$cfg_lines) { |
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345 | next if ($line->slabel_fields) > 1; |
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346 | $self->conflict ($line->bvalue ? 'override' : 'fail'); |
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347 | $line->parsed (1); |
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348 | $line->warning($line->slabel . ' is deprecated. Use ' . |
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349 | $line->cfglabel('CONFLICT') . ' override|merge|fail.'); |
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350 | } |
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351 | |
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352 | # Conflict mode setting |
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353 | # ---------------------------------------------------------------------------- |
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354 | my @conflict_modes = qw/fail merge override/; |
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355 | my $conflict_modes_pattern = join ('|', @conflict_modes); |
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356 | for my $line (grep {$_->slabel_starts_with_cfg ('CONFLICT')} @$cfg_lines) { |
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357 | if ($line->value =~ /$conflict_modes_pattern/i) { |
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358 | $self->conflict (lc ($line->value)); |
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359 | $line->parsed (1); |
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360 | |
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361 | } elsif ($line->value =~ /^[012]$/) { |
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362 | $self->conflict ($conflict_modes[$line->value]); |
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363 | $line->parsed (1); |
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364 | |
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365 | } else { |
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366 | $line->error ($line->value, ': invalid value'); |
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367 | } |
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368 | } |
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369 | |
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370 | return 1; |
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371 | } |
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372 | |
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373 | # ------------------------------------------------------------------------------ |
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374 | # SYNOPSIS |
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375 | # $rc = $self->parse_cfg_project (\@cfg_lines); |
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376 | # |
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377 | # DESCRIPTION |
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378 | # This method parses the project settings in the @cfg_lines. |
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379 | # ------------------------------------------------------------------------------ |
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380 | |
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381 | sub parse_cfg_project { |
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382 | my ($self, $cfg_lines) = @_; |
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383 | |
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384 | # Flag to indicate that a declared branch revision must match with its changed |
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385 | # revision |
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386 | # ---------------------------------------------------------------------------- |
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387 | for my $line (grep {$_->slabel_starts_with_cfg ('REVMATCH')} @$cfg_lines) { |
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388 | next if ($line->slabel_fields) > 1; |
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389 | $self->setting ([qw/EXT_REVMATCH/], $line->bvalue); |
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390 | $line->parsed (1); |
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391 | } |
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392 | |
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393 | # Repository, revision and source directories |
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394 | # ---------------------------------------------------------------------------- |
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395 | for my $name (qw/repos revision dirs expdirs/) { |
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396 | my @lines = grep { |
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397 | $_->slabel_starts_with_cfg (uc ($name)) or |
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398 | $name eq 'revision' and $_->slabel_starts_with_cfg ('VERSION'); |
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399 | } @$cfg_lines; |
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400 | for my $line (@lines) { |
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401 | my @names = $line->slabel_fields; |
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402 | shift @names; |
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403 | |
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404 | # Detemine package and tag |
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405 | my $tag = pop @names; |
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406 | my $pckroot = $names[0]; |
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407 | my $pck = join ($Fcm::Config::DELIMITER, @names); |
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408 | |
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409 | # Check that $tag and $pckroot are defined |
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410 | next unless $tag and $pckroot; |
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411 | |
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412 | # Check if branch already exists. |
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413 | # If so, set $branch to point to existing branch |
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414 | my $branch = undef; |
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415 | for (@{ $self->branches }) { |
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416 | next unless $_->package eq $pckroot and $_->tag eq $tag; |
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417 | |
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418 | $branch = $_; |
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419 | last; |
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420 | } |
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421 | |
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422 | # Otherwise, create a new branch |
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423 | if (not $branch) { |
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424 | $branch = Fcm::ReposBranch->new (PACKAGE => $pckroot, TAG => $tag,); |
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425 | |
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426 | push @{ $self->branches }, $branch; |
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427 | } |
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428 | |
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429 | if ($name eq 'repos' or $name eq 'revision') { |
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430 | # Branch location or revision |
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431 | $branch->$name ($line->value); |
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432 | |
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433 | } else { # $name eq 'dirs' or $name eq 'expdirs' |
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434 | # Source directory or expandable source directory |
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435 | if ($pck eq $pckroot and $line->value !~ m#^/#) { |
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436 | # Sub-package name not set and source directory quoted as a relative |
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437 | # path, determine package name from path name |
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438 | $pck = join ( |
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439 | $Fcm::Config::DELIMITER, |
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440 | ($pckroot, File::Spec->splitdir ($line->value)), |
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441 | ); |
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442 | } |
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443 | |
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444 | # A "/" is equivalent to the top (empty) package |
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445 | my $value = ($line->value =~ m#^/+$#) ? '' : $line->value; |
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446 | $branch->$name ($pck, $value); |
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447 | } |
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448 | |
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449 | $line->parsed (1); |
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450 | } |
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451 | } |
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452 | |
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453 | return 1; |
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454 | } |
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455 | |
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456 | # ------------------------------------------------------------------------------ |
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457 | # SYNOPSIS |
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458 | # $rc = $obj->expand_cfg (); |
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459 | # |
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460 | # DESCRIPTION |
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461 | # This method expands the settings of the extract configuration. |
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462 | # ------------------------------------------------------------------------------ |
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463 | |
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464 | sub expand_cfg { |
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465 | my $self = shift; |
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466 | |
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467 | my $rc = 1; |
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468 | for my $use (@{ $self->inherit }) { |
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469 | $rc = $use->expand_cfg if $rc; |
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470 | } |
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471 | |
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472 | return $rc unless $rc; |
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473 | |
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474 | # Establish a set of source directories from the "base repository" |
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475 | my %base_branches = (); |
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476 | |
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477 | # Inherit "base" set of source directories from re-used extracts |
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478 | for my $use (@{ $self->inherit }) { |
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479 | my @branches = @{ $use->branches }; |
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480 | |
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481 | for my $branch (@branches) { |
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482 | my $package = $branch->package; |
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483 | $base_branches{$package} = $branch unless exists $base_branches{$package}; |
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484 | } |
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485 | } |
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486 | |
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487 | for my $branch (@{ $self->branches }) { |
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488 | # Expand URL keywords if necessary |
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489 | if ($branch->repos) { |
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490 | my $repos = expand_url_keyword (URL => $branch->repos); |
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491 | $branch->repos ($repos) if $repos ne $branch->repos; |
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492 | } |
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493 | |
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494 | # Check that repository type and revision are set |
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495 | if ($branch->repos and &is_url ($branch->repos)) { |
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496 | $branch->type ('svn') unless $branch->type; |
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497 | $branch->revision ('head') unless $branch->revision; |
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498 | |
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499 | } else { |
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500 | $branch->type ('user') unless $branch->type; |
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501 | $branch->revision ('user') unless $branch->revision; |
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502 | } |
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503 | |
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504 | $rc = $branch->expand_revision if $rc; # Get revision number from keywords |
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505 | $rc = $branch->expand_path if $rc; # Expand relative path to full path |
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506 | $rc = $branch->expand_all if $rc; # Search sub-directories |
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507 | last unless $rc; |
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508 | |
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509 | my $package = $branch->package; |
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510 | |
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511 | if (exists $base_branches{$package}) { |
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512 | # A base branch for this package exists |
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513 | |
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514 | # If current branch has no source directory, use the set provided by the |
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515 | # base branch |
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516 | my %dirs = %{ $branch->dirs }; |
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517 | $branch->add_base_dirs ($base_branches{$package}) unless keys %dirs; |
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518 | |
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519 | } else { |
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520 | # This package does not yet have a base branch, set this branch as base |
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521 | $base_branches{$package} = $branch; |
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522 | } |
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523 | } |
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524 | |
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525 | return $rc; |
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526 | } |
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527 | |
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528 | # ------------------------------------------------------------------------------ |
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529 | # SYNOPSIS |
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530 | # $rc = $obj->create_dir_stack (); |
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531 | # |
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532 | # DESCRIPTION |
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533 | # This method creates a hash of source directories to be processed. If the |
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534 | # flag INHERITED is set to true, the source directories are assumed processed |
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535 | # and extracted. |
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536 | # ------------------------------------------------------------------------------ |
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537 | |
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538 | sub create_dir_stack { |
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539 | my $self = shift; |
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540 | my %args = @_; |
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541 | |
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542 | # Inherit from USE ext cfg |
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543 | for my $use (@{ $self->inherit }) { |
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544 | $use->create_dir_stack () or return 0; |
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545 | my %use_srcdirs = %{ $use->srcdirs }; |
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546 | |
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547 | while (my ($key, $value) = each %use_srcdirs) { |
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548 | $self->srcdirs ($key, $value); |
---|
549 | |
---|
550 | # Re-set destination to current destination |
---|
551 | my @path = split (/$Fcm::Config::DELIMITER/, $key); |
---|
552 | $self->srcdirs ($key)->{DEST} = File::Spec->catfile ( |
---|
553 | $self->dest->srcdir, @path, |
---|
554 | ); |
---|
555 | } |
---|
556 | } |
---|
557 | |
---|
558 | # Build stack from current ext cfg |
---|
559 | for my $branch (@{ $self->branches }) { |
---|
560 | my %branch_dirs = %{ $branch->dirs }; |
---|
561 | |
---|
562 | for my $dir (keys %branch_dirs) { |
---|
563 | # Check whether source directory is already in the list |
---|
564 | if (not $self->srcdirs ($dir)) { # if not, create it |
---|
565 | $self->srcdirs ($dir, { |
---|
566 | DEST => File::Spec->catfile ( |
---|
567 | $self->dest->srcdir, split (/$Fcm::Config::DELIMITER/, $dir) |
---|
568 | ), |
---|
569 | STACK => [], |
---|
570 | FILES => {}, |
---|
571 | }); |
---|
572 | } |
---|
573 | |
---|
574 | my $stack = $self->srcdirs ($dir)->{STACK}; # copy reference |
---|
575 | |
---|
576 | # Create a new layer in the input stack |
---|
577 | my $layer = Fcm::SrcDirLayer->new ( |
---|
578 | NAME => $dir, |
---|
579 | PACKAGE => $branch->package, |
---|
580 | TAG => $branch->tag, |
---|
581 | LOCATION => $branch->dirs ($dir), |
---|
582 | REPOSROOT => $branch->repos, |
---|
583 | REVISION => $branch->revision, |
---|
584 | TYPE => $branch->type, |
---|
585 | EXTRACTED => @{ $self->inherited } |
---|
586 | ? $self->srcdirs ($dir)->{DEST} : undef, |
---|
587 | ); |
---|
588 | |
---|
589 | # Check whether layer is already in the stack |
---|
590 | my $exist = grep { |
---|
591 | $_->location eq $layer->location and $_->revision eq $layer->revision; |
---|
592 | } @{ $stack }; |
---|
593 | |
---|
594 | if (not $exist) { |
---|
595 | # If not already exist, put layer into stack |
---|
596 | |
---|
597 | # Note: user stack always comes last |
---|
598 | if (! $layer->user and exists $stack->[-1] and $stack->[-1]->user) { |
---|
599 | my $lastlayer = pop @{ $stack }; |
---|
600 | push @{ $stack }, $layer; |
---|
601 | $layer = $lastlayer; |
---|
602 | } |
---|
603 | |
---|
604 | push @{ $stack }, $layer; |
---|
605 | |
---|
606 | } elsif ($layer->user) { |
---|
607 | |
---|
608 | # User layer already exists, overwrite it |
---|
609 | $stack->[-1] = $layer; |
---|
610 | |
---|
611 | } |
---|
612 | } |
---|
613 | } |
---|
614 | |
---|
615 | # Use the cache to sort the source directory layer hash |
---|
616 | return $self->compare_setting (METHOD_LIST => ['sort_dir_stack']); |
---|
617 | } |
---|
618 | |
---|
619 | # ------------------------------------------------------------------------------ |
---|
620 | # SYNOPSIS |
---|
621 | # ($rc, \@new_lines) = $self->sort_dir_stack ($old_lines); |
---|
622 | # |
---|
623 | # DESCRIPTION |
---|
624 | # This method sorts thesource directories hash to be processed. |
---|
625 | # ------------------------------------------------------------------------------ |
---|
626 | |
---|
627 | sub sort_dir_stack { |
---|
628 | my ($self, $old_lines) = @_; |
---|
629 | |
---|
630 | my $rc = 0; |
---|
631 | |
---|
632 | my %old = (); |
---|
633 | if ($old_lines) { |
---|
634 | for my $line (@$old_lines) { |
---|
635 | $old{$line->label} = $line->value; |
---|
636 | } |
---|
637 | } |
---|
638 | |
---|
639 | my %new; |
---|
640 | |
---|
641 | # Compare each layer to base layer, discard unnecessary layers |
---|
642 | DIR: for my $srcdir (keys %{ $self->srcdirs }) { |
---|
643 | my @stack = (); |
---|
644 | |
---|
645 | while (my $layer = shift @{ $self->srcdirs ($srcdir)->{STACK} }) { |
---|
646 | if ($layer->user) { |
---|
647 | # Local file system branch, check that the declared location exists |
---|
648 | if (-d $layer->location) { |
---|
649 | # Local file system branch always takes precedence |
---|
650 | push @stack, $layer; |
---|
651 | |
---|
652 | } else { |
---|
653 | w_report 'ERROR: ', $layer->location, ': declared source directory ', |
---|
654 | 'does not exists '; |
---|
655 | $rc = undef; |
---|
656 | last DIR; |
---|
657 | } |
---|
658 | |
---|
659 | } else { |
---|
660 | my $key = join ($Fcm::Config::DELIMITER, ( |
---|
661 | $srcdir, $layer->location, $layer->revision |
---|
662 | )); |
---|
663 | |
---|
664 | unless ($layer->extracted and $layer->commit) { |
---|
665 | # See if commit revision information is cached |
---|
666 | if (keys %old and exists $old{$key}) { |
---|
667 | $layer->commit ($old{$key}); |
---|
668 | |
---|
669 | } else { |
---|
670 | $layer->get_commit; |
---|
671 | $rc = 1; |
---|
672 | } |
---|
673 | |
---|
674 | # Check source directory for commit revision, if necessary |
---|
675 | if (not $layer->commit) { |
---|
676 | w_report 'Error: cannot determine the last changed revision of ', |
---|
677 | $layer->location; |
---|
678 | $rc = undef; |
---|
679 | last DIR; |
---|
680 | } |
---|
681 | |
---|
682 | # Set cache directory for layer |
---|
683 | my $tag_ver = $layer->tag . '__' . $layer->commit; |
---|
684 | $layer->cachedir (File::Spec->catfile ( |
---|
685 | $self->dest->cachedir, |
---|
686 | split (/$Fcm::Config::DELIMITER/, $srcdir), |
---|
687 | $tag_ver, |
---|
688 | )); |
---|
689 | } |
---|
690 | |
---|
691 | # New line in cache config file |
---|
692 | $new{$key} = $layer->commit; |
---|
693 | |
---|
694 | # Push this layer in the stack: |
---|
695 | # 1. it has a different revision compared to the top layer |
---|
696 | # 2. it is the top layer (base line code) |
---|
697 | if (@stack > 0) { |
---|
698 | push @stack, $layer if $layer->commit != $stack[0]->commit; |
---|
699 | |
---|
700 | } else { |
---|
701 | push @stack, $layer; |
---|
702 | } |
---|
703 | |
---|
704 | } |
---|
705 | } |
---|
706 | |
---|
707 | $self->srcdirs ($srcdir)->{STACK} = \@stack; |
---|
708 | } |
---|
709 | |
---|
710 | # Write "commit cache" file |
---|
711 | my @new_lines; |
---|
712 | if (defined ($rc)) { |
---|
713 | for my $key (sort keys %new) { |
---|
714 | push @new_lines, Fcm::CfgLine->new (label => $key, value => $new{$key}); |
---|
715 | } |
---|
716 | } |
---|
717 | |
---|
718 | return ($rc, \@new_lines); |
---|
719 | } |
---|
720 | |
---|
721 | # ------------------------------------------------------------------------------ |
---|
722 | # SYNOPSIS |
---|
723 | # $rc = $self->extract_src (); |
---|
724 | # |
---|
725 | # DESCRIPTION |
---|
726 | # This internal method performs the extract of the source directories and |
---|
727 | # files if necessary. |
---|
728 | # ------------------------------------------------------------------------------ |
---|
729 | |
---|
730 | sub extract_src { |
---|
731 | my $self = shift; |
---|
732 | my $rc = 1; |
---|
733 | |
---|
734 | # Ensure destinations exist and are directories |
---|
735 | for my $srcdir (values %{ $self->srcdirs }) { |
---|
736 | last if not $rc; |
---|
737 | if (-f $srcdir->{DEST}) { |
---|
738 | w_report $srcdir->{DEST}, |
---|
739 | ': destination exists and is not a directory, abort.'; |
---|
740 | $rc = 0; |
---|
741 | } |
---|
742 | } |
---|
743 | |
---|
744 | # Retrieve previous/record current extract configuration for each file. |
---|
745 | $rc = $self->compare_setting ( |
---|
746 | CACHEBASE => $self->setting ('CACHE_FILE_SRC'), |
---|
747 | METHOD_LIST => ['compare_setting_srcfiles'], |
---|
748 | ) if $rc; |
---|
749 | |
---|
750 | return $rc; |
---|
751 | } |
---|
752 | |
---|
753 | # ------------------------------------------------------------------------------ |
---|
754 | # SYNOPSIS |
---|
755 | # ($rc, \@new_lines) = $self->compare_setting_srcfiles ($old_lines); |
---|
756 | # |
---|
757 | # DESCRIPTION |
---|
758 | # For each file to be extracted, this method creates an instance of an |
---|
759 | # Fcm::ExtractFile object. It then compares its file's sources to determine |
---|
760 | # if they have changed. If so, it will allow the Fcm::ExtractFile to |
---|
761 | # "re-extract" the file to the destination. Otherwise, it will set |
---|
762 | # Fcm::ExtractFile->dest_status to a null string to denote an "unchanged" |
---|
763 | # dest_status. |
---|
764 | # |
---|
765 | # SEE ALSO |
---|
766 | # Fcm::ConfigSystem->compare_setting. |
---|
767 | # ------------------------------------------------------------------------------ |
---|
768 | |
---|
769 | sub compare_setting_srcfiles { |
---|
770 | my ($self, $old_lines) = @_; |
---|
771 | my $rc = 1; |
---|
772 | |
---|
773 | # Retrieve previous extract configuration for each file |
---|
774 | # ---------------------------------------------------------------------------- |
---|
775 | my %old = (); |
---|
776 | if ($old_lines) { |
---|
777 | for my $line (@$old_lines) { |
---|
778 | $old{$line->label} = $line->value; |
---|
779 | } |
---|
780 | } |
---|
781 | |
---|
782 | # Build up a sequence using a Fcm::ExtractFile object for each file |
---|
783 | # ---------------------------------------------------------------------------- |
---|
784 | for my $srcdir (values %{ $self->srcdirs }) { |
---|
785 | my %pkgnames0; # (to be) list of package names in the base layer |
---|
786 | for my $i (0 .. @{ $srcdir->{STACK} } - 1) { |
---|
787 | my $layer = $srcdir->{STACK}->[$i]; |
---|
788 | # Update the cache for each layer of the stack if necessary |
---|
789 | $layer->update_cache unless $layer->extracted or -d $layer->localdir; |
---|
790 | |
---|
791 | # Get list of files in the cache or local directory |
---|
792 | my %pkgnames; |
---|
793 | for my $file (($layer->get_files)) { |
---|
794 | my $pkgname = join ( |
---|
795 | '/', split (/$Fcm::Config::DELIMITER/, $layer->name), $file |
---|
796 | ); |
---|
797 | $pkgnames0{$pkgname} = 1 if $i == 0; # store package name in base layer |
---|
798 | $pkgnames{$pkgname} = 1; # store package name in the current layer |
---|
799 | if (not $self->files ($pkgname)) { |
---|
800 | $self->files ($pkgname, Fcm::ExtractFile->new ( |
---|
801 | conflict => $self->conflict, |
---|
802 | dest => $self->dest->srcpath, |
---|
803 | pkgname => $pkgname, |
---|
804 | )); |
---|
805 | |
---|
806 | # Base is empty |
---|
807 | $self->files ($pkgname)->src->[0] = Fcm::ExtractSrc->new ( |
---|
808 | id => $layer->tag, |
---|
809 | pkgname => $pkgname, |
---|
810 | ) if $i > 0; |
---|
811 | } |
---|
812 | my $cache = File::Spec->catfile ($layer->localdir, $file); |
---|
813 | push @{ $self->files ($pkgname)->src }, Fcm::ExtractSrc->new ( |
---|
814 | cache => $cache, |
---|
815 | id => $layer->tag, |
---|
816 | pkgname => $pkgname, |
---|
817 | rev => ($layer->user ? (stat ($cache))[9] : $layer->commit), |
---|
818 | uri => join ('/', $layer->location, $file), |
---|
819 | ); |
---|
820 | } |
---|
821 | |
---|
822 | # List of removed files in this layer (relative to base layer) |
---|
823 | if ($i > 0) { |
---|
824 | for my $pkgname (keys %pkgnames0) { |
---|
825 | push @{ $self->files ($pkgname)->src }, Fcm::ExtractSrc->new ( |
---|
826 | id => $layer->tag, |
---|
827 | pkgname => $pkgname, |
---|
828 | ) if not exists $pkgnames{$pkgname} |
---|
829 | } |
---|
830 | } |
---|
831 | } |
---|
832 | } |
---|
833 | |
---|
834 | # Compare with old settings |
---|
835 | # ---------------------------------------------------------------------------- |
---|
836 | my %new = (); |
---|
837 | for my $key (sort keys %{ $self->files }) { |
---|
838 | # Set up value for cache |
---|
839 | my @sources = (); |
---|
840 | for my $src (@{ $self->files ($key)->src }) { |
---|
841 | push @sources, (defined ($src->uri) ? ($src->uri . '@' . $src->rev) : ''); |
---|
842 | } |
---|
843 | |
---|
844 | my $value = join ($Fcm::Config::DELIMITER, @sources); |
---|
845 | |
---|
846 | # Set Fcm::ExtractFile->dest_status to "unchanged" if value is unchanged |
---|
847 | $self->files ($key)->dest_status ('') |
---|
848 | if exists $old{$key} and $old{$key} eq $value; |
---|
849 | |
---|
850 | # Write current settings |
---|
851 | $new{$key} = $value; |
---|
852 | } |
---|
853 | |
---|
854 | # Delete those that exist in previous extract but not in current |
---|
855 | # ---------------------------------------------------------------------------- |
---|
856 | for my $key (sort keys %old) { |
---|
857 | next if exists $new{$key}; |
---|
858 | $self->files ($key, Fcm::ExtractFile->new ( |
---|
859 | dest => $self->dest->srcpath, |
---|
860 | pkgname => $key, |
---|
861 | )); |
---|
862 | } |
---|
863 | |
---|
864 | # Extract each file, if necessary |
---|
865 | # ---------------------------------------------------------------------------- |
---|
866 | for my $key (sort keys %{ $self->files }) { |
---|
867 | $rc = $self->files ($key)->run if defined ($rc); |
---|
868 | last if not defined ($rc); |
---|
869 | } |
---|
870 | |
---|
871 | # Report status |
---|
872 | # ---------------------------------------------------------------------------- |
---|
873 | if (defined ($rc) and $self->verbose) { |
---|
874 | my %src_status_count = (); |
---|
875 | my %dest_status_count = (); |
---|
876 | for my $key (sort keys %{ $self->files }) { |
---|
877 | # Report changes in destination in verbose 1 or above |
---|
878 | my $dest_status = $self->files ($key)->dest_status; |
---|
879 | my $src_status = $self->files ($key)->src_status; |
---|
880 | next unless $self->verbose and $dest_status; |
---|
881 | |
---|
882 | if ($dest_status and $dest_status ne '?') { |
---|
883 | if (exists $dest_status_count{$dest_status}) { |
---|
884 | $dest_status_count{$dest_status}++; |
---|
885 | |
---|
886 | } else { |
---|
887 | $dest_status_count{$dest_status} = 1; |
---|
888 | } |
---|
889 | } |
---|
890 | |
---|
891 | if ($src_status and $src_status ne '?') { |
---|
892 | if (exists $src_status_count{$src_status}) { |
---|
893 | $src_status_count{$src_status}++; |
---|
894 | |
---|
895 | } else { |
---|
896 | $src_status_count{$src_status} = 1; |
---|
897 | } |
---|
898 | } |
---|
899 | |
---|
900 | # Destination status in column 1, source status in column 2 |
---|
901 | if ($self->verbose > 1) { |
---|
902 | my @srcs = @{$self->files ($key)->src_actual}; |
---|
903 | print ($dest_status ? $dest_status : ' '); |
---|
904 | print ($src_status ? $src_status : ' '); |
---|
905 | print ' ' x 5, $key; |
---|
906 | print ' (', join (', ', map {$_->id} @srcs), ')' if @srcs; |
---|
907 | print "\n"; |
---|
908 | } |
---|
909 | } |
---|
910 | |
---|
911 | # Report number of files in each dest_status category |
---|
912 | if (%dest_status_count) { |
---|
913 | print 'Column 1: ' if $self->verbose > 1; |
---|
914 | print 'Destination status summary:', "\n"; |
---|
915 | for my $key (sort keys %Fcm::ExtractFile::DEST_STATUS_CODE) { |
---|
916 | next unless $key; |
---|
917 | next if not exists ($dest_status_count{$key}); |
---|
918 | print ' No of files '; |
---|
919 | print '[', $key, '] ' if $self->verbose > 1; |
---|
920 | print $Fcm::ExtractFile::DEST_STATUS_CODE{$key}, ': ', |
---|
921 | $dest_status_count{$key}, "\n"; |
---|
922 | } |
---|
923 | } |
---|
924 | |
---|
925 | # Report number of files in each dest_status category |
---|
926 | if (%src_status_count) { |
---|
927 | print 'Column 2: ' if $self->verbose > 1; |
---|
928 | print 'Source status summary:', "\n"; |
---|
929 | for my $key (sort keys %Fcm::ExtractFile::SRC_STATUS_CODE) { |
---|
930 | next unless $key; |
---|
931 | next if not exists ($src_status_count{$key}); |
---|
932 | print ' No of files '; |
---|
933 | print '[', $key, '] ' if $self->verbose > 1; |
---|
934 | print $Fcm::ExtractFile::SRC_STATUS_CODE{$key}, ': ', |
---|
935 | $src_status_count{$key}, "\n"; |
---|
936 | } |
---|
937 | } |
---|
938 | } |
---|
939 | |
---|
940 | # Record configuration of current extract for each file |
---|
941 | # ---------------------------------------------------------------------------- |
---|
942 | my @new_lines; |
---|
943 | if (defined ($rc)) { |
---|
944 | for my $key (sort keys %new) { |
---|
945 | push @new_lines, Fcm::CfgLine->new (label => $key, value => $new{$key}); |
---|
946 | } |
---|
947 | } |
---|
948 | |
---|
949 | return ($rc, \@new_lines); |
---|
950 | } |
---|
951 | |
---|
952 | # ------------------------------------------------------------------------------ |
---|
953 | # SYNOPSIS |
---|
954 | # @array = $self->sort_bdeclare (); |
---|
955 | # |
---|
956 | # DESCRIPTION |
---|
957 | # This method returns sorted build declarations, filtering out repeated |
---|
958 | # entries, where possible. |
---|
959 | # ------------------------------------------------------------------------------ |
---|
960 | |
---|
961 | sub sort_bdeclare { |
---|
962 | my $self = shift; |
---|
963 | |
---|
964 | # Get list of build configuration labels that can be declared multiple times |
---|
965 | my %cfg_keyword = map { |
---|
966 | ($self->cfglabel ($_), 1) |
---|
967 | } split (/$Fcm::Config::DELIMITER_LIST/, $self->setting ('CFG_KEYWORD')); |
---|
968 | |
---|
969 | my @bdeclares = (); |
---|
970 | for my $d (reverse @{ $self->bdeclare }) { |
---|
971 | # Reconstruct array from bottom up |
---|
972 | # * always add declarations that can be declared multiple times |
---|
973 | # * otherwise add only if it is declared below |
---|
974 | unshift @bdeclares, $d |
---|
975 | if exists $cfg_keyword{uc (($d->slabel_fields)[0])} or |
---|
976 | not grep {$_->slabel eq $d->slabel} @bdeclares; |
---|
977 | } |
---|
978 | |
---|
979 | return (sort {$a->slabel cmp $b->slabel} @bdeclares); |
---|
980 | } |
---|
981 | |
---|
982 | # ------------------------------------------------------------------------------ |
---|
983 | # SYNOPSIS |
---|
984 | # @cfglines = $obj->to_cfglines (); |
---|
985 | # |
---|
986 | # DESCRIPTION |
---|
987 | # See description of Fcm::ConfigSystem->to_cfglines for further information. |
---|
988 | # ------------------------------------------------------------------------------ |
---|
989 | |
---|
990 | sub to_cfglines { |
---|
991 | my ($self) = @_; |
---|
992 | |
---|
993 | return ( |
---|
994 | Fcm::ConfigSystem::to_cfglines($self), |
---|
995 | |
---|
996 | $self->rdest->to_cfglines (), |
---|
997 | Fcm::CfgLine->new (), |
---|
998 | |
---|
999 | @{ $self->bdeclare } ? ( |
---|
1000 | Fcm::CfgLine::comment_block ('Build declarations'), |
---|
1001 | map { |
---|
1002 | Fcm::CfgLine->new (label => $_->label, value => $_->value) |
---|
1003 | } ($self->sort_bdeclare), |
---|
1004 | Fcm::CfgLine->new (), |
---|
1005 | ) : (), |
---|
1006 | |
---|
1007 | Fcm::CfgLine::comment_block ('Project and branches'), |
---|
1008 | (map {($_->to_cfglines ())} @{ $self->branches }), |
---|
1009 | |
---|
1010 | ($self->conflict ne 'merge') ? ( |
---|
1011 | Fcm::CfgLine->new ( |
---|
1012 | label => $self->cfglabel ('CONFLICT'), value => $self->conflict, |
---|
1013 | ), |
---|
1014 | Fcm::CfgLine->new (), |
---|
1015 | ) : (), |
---|
1016 | ); |
---|
1017 | } |
---|
1018 | |
---|
1019 | # ------------------------------------------------------------------------------ |
---|
1020 | # SYNOPSIS |
---|
1021 | # @cfglines = $obj->to_cfglines_bld (); |
---|
1022 | # |
---|
1023 | # DESCRIPTION |
---|
1024 | # Returns a list of configuration lines of the current extract suitable for |
---|
1025 | # feeding into the build system. |
---|
1026 | # ------------------------------------------------------------------------------ |
---|
1027 | |
---|
1028 | sub to_cfglines_bld { |
---|
1029 | my ($self) = @_; |
---|
1030 | |
---|
1031 | my $dest = $self->rdest->rootdir ? 'rdest' : 'dest'; |
---|
1032 | my $root = File::Spec->catfile ('$HERE', '..'); |
---|
1033 | |
---|
1034 | my @inherits; |
---|
1035 | my @no_inherits; |
---|
1036 | if (@{ $self->inherit }) { |
---|
1037 | # List of inherited builds |
---|
1038 | for (@{ $self->inherit }) { |
---|
1039 | push @inherits, Fcm::CfgLine->new ( |
---|
1040 | label => $self->cfglabel ('USE'), value => $_->$dest->rootdir |
---|
1041 | ); |
---|
1042 | } |
---|
1043 | |
---|
1044 | # List of files that should not be inherited |
---|
1045 | for my $key (sort keys %{ $self->files }) { |
---|
1046 | next unless $self->files ($key)->dest_status eq 'd'; |
---|
1047 | my $label = join ('::', ( |
---|
1048 | $self->cfglabel ('INHERIT'), |
---|
1049 | $self->cfglabel ('FILE'), |
---|
1050 | split (m#/#, $self->files ($key)->pkgname), |
---|
1051 | )); |
---|
1052 | push @no_inherits, Fcm::CfgLine->new (label => $label, value => 'false'); |
---|
1053 | } |
---|
1054 | } |
---|
1055 | |
---|
1056 | return ( |
---|
1057 | Fcm::CfgLine::comment_block ('File header'), |
---|
1058 | Fcm::CfgLine->new ( |
---|
1059 | label => $self->cfglabel ('CFGFILE') . $Fcm::Config::DELIMITER . 'TYPE', |
---|
1060 | value => 'bld', |
---|
1061 | ), |
---|
1062 | Fcm::CfgLine->new ( |
---|
1063 | label => $self->cfglabel ('CFGFILE') . |
---|
1064 | $Fcm::Config::DELIMITER . 'REVISION', |
---|
1065 | value => '1.0', |
---|
1066 | ), |
---|
1067 | Fcm::CfgLine->new (), |
---|
1068 | |
---|
1069 | @{ $self->inherit } ? ( |
---|
1070 | @inherits, |
---|
1071 | @no_inherits, |
---|
1072 | Fcm::CfgLine->new (), |
---|
1073 | ) : (), |
---|
1074 | |
---|
1075 | Fcm::CfgLine::comment_block ('Destination'), |
---|
1076 | Fcm::CfgLine->new (label => $self->cfglabel ('DEST'), value => $root), |
---|
1077 | Fcm::CfgLine->new (), |
---|
1078 | |
---|
1079 | @{ $self->bdeclare } ? ( |
---|
1080 | Fcm::CfgLine::comment_block ('Build declarations'), |
---|
1081 | map { |
---|
1082 | Fcm::CfgLine->new (label => $_->slabel, value => $_->value) |
---|
1083 | } ($self->sort_bdeclare), |
---|
1084 | Fcm::CfgLine->new (), |
---|
1085 | ) : (), |
---|
1086 | ); |
---|
1087 | } |
---|
1088 | |
---|
1089 | # ------------------------------------------------------------------------------ |
---|
1090 | # SYNOPSIS |
---|
1091 | # $rc = $self->write_cfg (); |
---|
1092 | # |
---|
1093 | # DESCRIPTION |
---|
1094 | # This method writes the configuration file at the end of the run. It calls |
---|
1095 | # $self->write_cfg_system ($cfg) to write any system specific settings. |
---|
1096 | # ------------------------------------------------------------------------------ |
---|
1097 | |
---|
1098 | sub write_cfg { |
---|
1099 | my $self = shift; |
---|
1100 | |
---|
1101 | my $cfg = Fcm::CfgFile->new (TYPE => $self->type); |
---|
1102 | $cfg->lines ([$self->to_cfglines()]); |
---|
1103 | $cfg->print_cfg ($self->dest->extcfg); |
---|
1104 | |
---|
1105 | return 1; |
---|
1106 | } |
---|
1107 | |
---|
1108 | # ------------------------------------------------------------------------------ |
---|
1109 | # SYNOPSIS |
---|
1110 | # $rc = $self->write_cfg_bld (); |
---|
1111 | # |
---|
1112 | # DESCRIPTION |
---|
1113 | # This internal method writes the build configuration file. |
---|
1114 | # ------------------------------------------------------------------------------ |
---|
1115 | |
---|
1116 | sub write_cfg_bld { |
---|
1117 | my $self = shift; |
---|
1118 | |
---|
1119 | my $cfg = Fcm::CfgFile->new (TYPE => 'bld'); |
---|
1120 | $cfg->lines ([$self->to_cfglines_bld()]); |
---|
1121 | $cfg->print_cfg ($self->dest->bldcfg); |
---|
1122 | |
---|
1123 | return 1; |
---|
1124 | } |
---|
1125 | |
---|
1126 | # ------------------------------------------------------------------------------ |
---|
1127 | |
---|
1128 | 1; |
---|
1129 | |
---|
1130 | __END__ |
---|