general: Allow building on FreeBSD

* Tested on NomadBSD 13.2-RELEASE * Use normal hidapi (without hidraw) which works with CMSIS-DAP
blackmagic-debug · Dec 12, 2023 · a42f91a · a42f91a
1 parent a892976
commit a42f91a
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/src/include/general.h b/src/include/general.h
@@ -35,7 +35,8 @@
 #endif
 #if defined(_WIN32) || defined(__CYGWIN__)
 #include <malloc.h>
-#else
+/* `alloca()` on FreeBSD is visible from <stdlib.h>, and <alloca.h> does not exist */
+#elif !defined(__FreeBSD__)
 #include <alloca.h>
 #endif
 #include <stdint.h>

diff --git a/src/platforms/hosted/Makefile.inc b/src/platforms/hosted/Makefile.inc
@@ -44,6 +44,10 @@ HIDAPILIB = hidapi
 ifneq (,$(findstring linux,$(SYS)))
     SRC += serial_unix.c
     HIDAPILIB = hidapi-hidraw
+else ifneq (,$(findstring freebsd,$(SYS)))
+    # On FreeBSD, only the hidapi on libusb-1.0 variant exists
+    SRC += serial_unix.c
+    HIDAPILIB = hidapi
 else ifneq (,$(findstring mingw,$(SYS)))
     FLAVOUR = $(shell which $(CC))
     ifneq (,$(findstring ucrt64,$(FLAVOUR)))