[MacPorts] #36341: htmldoc: build fails with libpng 1.5; installation proceeds and no binary is installed (was: htmldoc No binary found)

[MacPorts]

#36341: htmldoc: build fails with libpng 1.5; installation proceeds and no binary
is installed
------------------------+--------------------------
  Reporter:  macport@…  |      Owner:  ryandesign@…
      Type:  defect     |     Status:  assigned
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.1.2
Resolution:             |   Keywords:
      Port:  htmldoc    |
------------------------+--------------------------
Changes (by ryandesign@…):

 * owner:  macports-tickets@… => ryandesign@…
 * status:  new => assigned


Comment:

 I'm attaching my main.log from Mountain Lion. There appear to be two
 problems:

  1. htmldoc is not compatible with libpng 1.5 so the build fails
  2. htmldoc's build system does not notice when it fails and continues to
 install the remaining files anyway

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Ticket URL: <https://trac.macports.org/ticket/36341#comment:3>
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