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CMake: fix debug macro for CMake versions before 3.4.

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Note: string(APPEND ...) was introduced in CMake 3.4.


git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12675 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Albrecht Schlosser 2018-02-18 11:25:51 +00:00
parent a401c6c038
commit 50f351e5a5
1 changed files with 3 additions and 1 deletions
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4
CMake/macros.cmake
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@ -39,7 +39,9 @@ macro (fl_debug_var name)
set (var "${name}")
string(LENGTH "${var}" len)
while (len LESS min_len)
string(APPEND var " ")
# add one space until min_len is reached
# ** string(APPEND var " ") # requires CMake 3.4.x (otherwise loop...)
set (var "${var} ")
string(LENGTH "${var}" len)
endwhile (len LESS min_len)
message (STATUS "${var} = '${${name}}'")