diff options
Diffstat (limited to 'CMake/macros.cmake')
| -rw-r--r-- | CMake/macros.cmake | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/CMake/macros.cmake b/CMake/macros.cmake index c8b79b390..1118a9f17 100644 --- a/CMake/macros.cmake +++ b/CMake/macros.cmake @@ -1,10 +1,10 @@ # # "$Id$" # -# macros.cmake defines macros used by the CMake build system +# Macros used by the CMake build system for the Fast Light Tool Kit (FLTK). # Written by Michael Surette # -# Copyright 1998-2017 by Bill Spitzak and others. +# Copyright 1998-2018 by Bill Spitzak and others. # # This library is free software. Distribution and use rights are outlined in # the file "COPYING" which should have been included with this file. If this @@ -18,6 +18,34 @@ # ####################################################################### +# macros used for debugging purposes +####################################################################### + +# This macro displays the name and value of a CMake variable. +# The variable name is expanded with spaces to be (at least) +# <min_len> (currently 24) characters wide for better readability. +# VARNAME must be a string literal, e.g. WIN32 or "WIN32". +# +# Syntax: +# fl_debug_var(VARNAME) +# +# Example: +# fl_debug_var(WIN32) +# fl_debug_var("UNIX") +# + +macro (fl_debug_var name) + set (min_len 24) + set (var "${name}") + string(LENGTH "${var}" len) + while (len LESS min_len) + string(APPEND var " ") + string(LENGTH "${var}" len) + endwhile (len LESS min_len) + message (STATUS "${var} = '${${name}}'") +endmacro (fl_debug_var) + +####################################################################### # macros used by the build system ####################################################################### macro(FL_ADD_LIBRARY LIBNAME LIBTYPE LIBFILES) |