fixup: macos: CMakeLists: truncate Homebrew version if there is multi…

…ple lines

Signed-off-by: Ookiineko <[email protected]>

CMakeLists.compat.txt

@@ -48,8 +48,9 @@ elseif (APPLE)
         ERROR_QUIET
         OUTPUT_STRIP_TRAILING_WHITESPACE
     )
-    if (HOMEBREW_VERSION MATCHES "^Homebrew[ \\t]+")
-        string(REGEX REPLACE "^Homebrew[ \\t]+" "" HOMEBREW_VERSION ${HOMEBREW_VERSION})
+    if (HOMEBREW_VERSION MATCHES "^Homebrew[ \t]+")
+        string(REGEX MATCH "^Homebrew[ \t]+[^\n]+" HOMEBREW_VERSION ${HOMEBREW_VERSION})
+        string(REGEX REPLACE "^Homebrew[ \t]+" "" HOMEBREW_VERSION ${HOMEBREW_VERSION})
     else()
         set(HOMEBREW_VERSION "unknown")
     endif()

CMakeLists.rust.txt

@@ -11,10 +11,10 @@ foreach(RUSTC_OUTPUT_LINE ${RUSTC_OUTPUT})
     if (RUSTC_OUTPUT_LINE STREQUAL "")
         continue()
     else()
-        if (RUSTC_OUTPUT_LINE MATCHES "^rustc[ \\t]+")
+        if (RUSTC_OUTPUT_LINE MATCHES "^rustc[ \t]+")
             string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" RUSTC_VERSION ${RUSTC_OUTPUT_LINE})
-        elseif (RUSTC_OUTPUT_LINE MATCHES "^host:[ \\t]+")
-            string(REGEX REPLACE "^host:[ \\t]+" "" RUSTC_TARGET ${RUSTC_OUTPUT_LINE})
+        elseif (RUSTC_OUTPUT_LINE MATCHES "^host:[ \t]+")
+            string(REGEX REPLACE "^host:[ \t]+" "" RUSTC_TARGET ${RUSTC_OUTPUT_LINE})
         endif()
     endif()
 endforeach()
@@ -34,8 +34,8 @@ execute_process(
     ERROR_QUIET
     OUTPUT_STRIP_TRAILING_WHITESPACE
 )
-if (CARGO_VERSION MATCHES "^cargo[ \\t]+")
-    string(REGEX REPLACE "^cargo[ \\t]+" "" CARGO_VERSION ${CARGO_VERSION})
+if (CARGO_VERSION MATCHES "^cargo[ \t]+")
+    string(REGEX REPLACE "^cargo[ \t]+" "" CARGO_VERSION ${CARGO_VERSION})
 else()
     set(CARGO_VERSION "unknown")
 endif()