[MacPorts] #32890: port fails to parse Portfile (and completely loses that port) if xcrun not available

[MacPorts]

#32890: port fails to parse Portfile (and completely loses that port) if xcrun not
available
--------------------------------+-------------------------------------------
 Reporter:  stephen@…           |       Owner:  macports-tickets@…                   
     Type:  defect              |      Status:  new                                  
 Priority:  Normal              |   Milestone:                                       
Component:  base                |     Version:  2.0.99                               
 Keywords:                      |        Port:                                       
--------------------------------+-------------------------------------------
 Eg,
 {{{
 Failed to parse file x11/wine-devel/Portfile: can't read
 "configure.compiler": Failed to locate 'xcrun' in path:
 '/opt/local/bin:/opt/local/sbin:/bin:/sbin:/usr/bin:/usr/sbin' or at its
 MacPorts configuration time location, did you move it?

 Total number of ports parsed:   398
 Ports successfully parsed:      356
 Ports failed:                   42
 Up-to-date ports skipped:       12965

 The following installed ports are outdated:
 clang-3.1                      3.1-r146339_1 < 3.1-r147925_1
 coreutils                      8.14_0 < 8.15_0
 ImageMagick                    6.7.4-0_0 < 6.7.4-6_0
 llvm-3.1                       3.1-r146339_1 < 3.1-r147925_1
 py25-crypto                    2.4.1_0 < 2.5_0
 py25-wxpython                  2.8.9.1_0 < 2.8.12.1_0
 py26-crypto                    2.4.1_0 < 2.5_0
 py27-crypto                    2.4.1_0 < 2.5_0
 wideload:src/MacPorts 0:31$ which xcrun
 xcrun not found
 wideload:src/MacPorts 0:32$ man xcrun
 No manual entry for xcrun
 wideload:src/MacPorts 0:47$ port cat wine-devel
 Error: Port wine-devel not found
 wideload:src/MacPorts 0:48$
 }}}
 MacPorts (including base) at r88965, Mac OS X 10.5.8, Xcode 3.1.2.

 Note that this affects more than 10% of ports updated in svn for me.

-- 
Ticket URL: <https://trac.macports.org/ticket/32890>
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