[MacPorts] #42756: macports doesn't compile with bundled tcl

[MacPorts]

#42756: macports doesn't compile with bundled tcl
---------------------------+--------------------------------
 Reporter:  xeron.oskom@…  |      Owner:  macports-tickets@…
     Type:  defect         |     Status:  new
 Priority:  Normal         |  Milestone:
Component:  base           |    Version:  2.2.99
 Keywords:                 |       Port:
---------------------------+--------------------------------
 tcl bundled macports coudn't be compiled if tcl already installed and
 $LDFLAGS and/or $CPPFLAGS include macports dirs

 {{{
 /Users/xeron/workspace/devel/macports/vendor/tcl8.5.15/unix/../libtommath/bn_mp_cmp.c:20:1:
 error: conflicting types for 'TclBN_mp_cmp'
 mp_cmp (mp_int * a, mp_int * b)
 ^
 /opt/local/include/tclTomMathDecls.h:63:16: note: expanded from macro
 'mp_cmp'
 #define mp_cmp TclBN_mp_cmp
                ^
 /opt/local/include/tclTomMathDecls.h:158:13: note: previous declaration is
 here
 EXTERN int              TclBN_mp_cmp(const mp_int *a, const mp_int *b);
                         ^
 1 error generated.
 make[2]: *** [bn_mp_cmp.o] Error 1
 make[1]: *** [all-tcl] Error 2
 make: *** [all] Error 1
 }}}

 {{{
 $ echo $LDFLAGS
 -L/opt/local/lib
 $ echo $CPPFLAGS
 -I/opt/local/include
 $ sudo port installed | grep "tcl"
   tcl @8.6.1_0+corefoundation+threads+universal (active)
 }}}

 With empty $LDFLAGS and $CPPFLAGS it compiles w/o any issues.

-- 
Ticket URL: <https://trac.macports.org/ticket/42756>
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