cmake: Suppress invalid escape sequence warnings with Python 3.12

Signed-off-by: Ron Economos <[email protected]>
gnuradio · Jun 25, 2024 · b2eddf3 · b2eddf3
1 parent 8a015bb
commit b2eddf3
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/cmake/Modules/VolkPython.cmake b/cmake/Modules/VolkPython.cmake
@@ -144,7 +144,7 @@ function(VOLK_UNIQUE_TARGET desc)
     execute_process(
         COMMAND ${PYTHON_EXECUTABLE} -c "import re, hashlib
 unique = hashlib.sha256(b'${reldir}${ARGN}').hexdigest()[:5]
-print(re.sub('\\W', '_', '${desc} ${reldir} ' + unique))"
+print(re.sub(r'\\W', '_', '${desc} ${reldir} ' + unique))"
         OUTPUT_VARIABLE _target
         OUTPUT_STRIP_TRAILING_WHITESPACE)
     add_custom_target(${_target} ALL DEPENDS ${ARGN})

diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
@@ -105,7 +105,7 @@ macro(check_arch arch_name)
             #make the have_flag have nice alphanum chars (just for looks/not necessary)
             execute_process(
                 COMMAND ${PYTHON_EXECUTABLE} -c
-                        "import re; print(re.sub('\\W', '_', '${have_flag}'))"
+                        "import re; print(re.sub(r'\\W', '_', '${have_flag}'))"
                 OUTPUT_VARIABLE have_flag
                 OUTPUT_STRIP_TRAILING_WHITESPACE)
             if(VOLK_FLAG_CHECK_FLAGS)