Allow building on BSD/Solaris/etc with CMake (#64)

alarixnia · web-flow · commit 39c9781711ac · 2025-11-28T20:58:39.000+01:00
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -237,10 +237,10 @@ add_library(kissfft::kissfft ALIAS kissfft)
 add_library(kissfft::kissfft-${KISSFFT_DATATYPE} ALIAS kissfft)
 
 #
-# Build with libm (-lm) on Linux and kFreeBSD
+# Build with libm (-lm) on Unix
 #
 
-if(CMAKE_SYSTEM_NAME MATCHES "^(Linux|kFreeBSD|GNU)$" AND NOT CMAKE_CROSSCOMPILING)
+if(UNIX AND NOT CMAKE_CROSSCOMPILING)
     target_link_libraries(kissfft PRIVATE m)
 endif()
 
@@ -253,10 +253,10 @@ function(add_kissfft_executable NAME)
     target_link_libraries(${NAME} PRIVATE kissfft::kissfft)
 
     #
-    # Build with libm (-lm) on Linux and kFreeBSD
+    # Build with libm (-lm) on Unix
     #
 
-    if(CMAKE_SYSTEM_NAME MATCHES "^(Linux|kFreeBSD|GNU)$" AND NOT CMAKE_CROSSCOMPILING)
+    if(UNIX AND NOT CMAKE_CROSSCOMPILING)
         target_link_libraries(${NAME} PRIVATE m)
     endif()
 

Original file line number	Diff line number	Diff line change
`@@ -237,10 +237,10 @@ add_library(kissfft::kissfft ALIAS kissfft)`
`237`	`237`	`add_library(kissfft::kissfft-${KISSFFT_DATATYPE} ALIAS kissfft)`
`238`	`238`
`239`	`239`	`#`
`240`		`-# Build with libm (-lm) on Linux and kFreeBSD`
	`240`	`+# Build with libm (-lm) on Unix`
`241`	`241`	`#`
`242`	`242`
`243`		`-if(CMAKE_SYSTEM_NAME MATCHES "^(Linux\|kFreeBSD\|GNU)$" AND NOT CMAKE_CROSSCOMPILING)`
	`243`	`+if(UNIX AND NOT CMAKE_CROSSCOMPILING)`
`244`	`244`	`target_link_libraries(kissfft PRIVATE m)`
`245`	`245`	`endif()`
`246`	`246`
`@@ -253,10 +253,10 @@ function(add_kissfft_executable NAME)`
`253`	`253`	`target_link_libraries(${NAME} PRIVATE kissfft::kissfft)`
`254`	`254`
`255`	`255`	`#`
`256`		`- # Build with libm (-lm) on Linux and kFreeBSD`
	`256`	`+ # Build with libm (-lm) on Unix`
`257`	`257`	`#`
`258`	`258`
`259`		`- if(CMAKE_SYSTEM_NAME MATCHES "^(Linux\|kFreeBSD\|GNU)$" AND NOT CMAKE_CROSSCOMPILING)`
	`259`	`+ if(UNIX AND NOT CMAKE_CROSSCOMPILING)`
`260`	`260`	`target_link_libraries(${NAME} PRIVATE m)`
`261`	`261`	`endif()`
`262`	`262`