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gh-103839: Allow building Tkinter against Tcl 8.7 without external libtommath #103842

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merged 4 commits into from
May 19, 2023
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gh-103839: Allow building Tkinter against Tcl 8.7 without external libtommath #103842

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51eef68
Try building without tommath.h
chrstphrchvz Apr 22, 2023
6a6ee4f
Add blurb
chrstphrchvz Apr 25, 2023
b215a0f
Don’t always define TCL_NO_TOMMATH_H
chrstphrchvz Apr 25, 2023
08fd222
Merge branch 'main' into patch-103839
chrstphrchvz May 11, 2023
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2 changes: 2 additions & 0 deletions Misc/NEWS.d/next/Library/2023-04-25-16-31-00.gh-issue-103839.tpyLhI.rst
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Original file line number Diff line number Diff line change
@@ -0,0 +1,2 @@
Avoid compilation error due to tommath.h not being found when building
Tkinter against Tcl 8.7 built with bundled libtommath.
3 changes: 3 additions & 0 deletions Modules/_tkinter.c
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Expand Up @@ -60,6 +60,9 @@ Copyright (C) 1994 Steen Lumholt.
#error "Tk older than 8.5.12 not supported"
#endif

#ifndef TCL_WITH_EXTERNAL_TOMMATH
#define TCL_NO_TOMMATH_H
#endif
#include <tclTomMath.h>

#if !(defined(MS_WINDOWS) || defined(__CYGWIN__))
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