It now builds properly!

build/protobuf.py

@@ -31,41 +31,54 @@ def proto(self, name, srcs: Targets = [], deps: Targets = []):
         ]
     )
 
-    dirs = sorted({"$[dir]/" + dirname(f) for f in filenamesof(srcs)})
-    simplerule(
-        replaces=self,
-        ins=srcs,
-        outs=[f"={self.localname}.descriptor"],
-        deps=protodeps,
-        commands=(
-            ["mkdir -p " + (" ".join(dirs))]
-            + [f"$(CP) {f} $[dir]/{f}" for f in filenamesof(srcs)]
-            + [
-                "cd $[dir] && "
-                + (
-                    " ".join(
-                        [
-                            "$(PROTOC)",
-                            "--proto_path=.",
-                            "--include_source_info",
-                            f"--descriptor_set_out={self.localname}.descriptor",
-                        ]
-                        + (
-                            [f"--descriptor_set_in={descriptorlist}"]
-                            if descriptorlist
-                            else []
+    if srcs:
+        dirs = sorted({"$[dir]/" + dirname(f) for f in filenamesof(srcs)})
+        simplerule(
+            replaces=self,
+            ins=srcs,
+            outs=[f"={self.localname}.descriptor"],
+            deps=protodeps,
+            commands=(
+                ["mkdir -p " + (" ".join(dirs))]
+                + [f"$(CP) {f} $[dir]/{f}" for f in filenamesof(srcs)]
+                + [
+                    "cd $[dir] && "
+                    + (
+                        " ".join(
+                            [
+                                "$(PROTOC)",
+                                "--proto_path=.",
+                                "--include_source_info",
+                                f"--descriptor_set_out={self.localname}.descriptor",
+                            ]
+                            + (
+                                [f"--descriptor_set_in={descriptorlist}"]
+                                if descriptorlist
+                                else []
+                            )
+                            + ["$[ins]"]
                         )
-                        + ["$[ins]"]
                     )
-                )
-            ]
-        ),
-        label="PROTO",
-        args={
-            "protosrcs": filenamesof(srcs),
-            "protodeps": set(protodeps) | {self},
-        },
-    )
+                ]
+            ),
+            label="PROTO",
+            args={
+                "protosrcs": filenamesof(srcs),
+                "protodeps": set(protodeps) | {self},
+            },
+        )
+    else:
+        simplerule(
+            replaces=self,
+            ins=protodeps,
+            outs=["=stamp"],
+            commands=["touch $[outs]"],
+            label="PROTO",
+            args={
+                "protosrcs": [],
+                "protodeps": set(protodeps),
+            },
+        )
 
 
 @Rule

dep/fmt/build.py

@@ -21,6 +21,6 @@ cxxlibrary(
         "fmt/printf.h": "./include/fmt/printf.h",
         "fmt/ranges.h": "./include/fmt/ranges.h",
         "fmt/std.h": "./include/fmt/std.h",
-        "fmt/xchar.h": "./include/fmt/xchar.h"
+        "fmt/xchar.h": "./include/fmt/xchar.h",
     },
 )

scripts/encodedecodetest.sh

@@ -14,7 +14,9 @@ destfile=$dir/dest.img
 
 dd if=/dev/urandom of=$srcfile bs=1048576 count=2 2>&1
 
+echo $fluxengine write $format -i $srcfile -d $fluxfile --drive.rotational_period_ms=200 $flags
 $fluxengine write $format -i $srcfile -d $fluxfile --drive.rotational_period_ms=200 $flags
+echo $fluxengine read $format -s $fluxfile -o $destfile --drive.rotational_period_ms=200 $flags
 $fluxengine read $format -s $fluxfile -o $destfile --drive.rotational_period_ms=200 $flags
 if [ ! -s $destfile ]; then
 	echo "Zero length output file!" >&2

src/gui/build.py

@@ -16,7 +16,7 @@ endif
 """
 )
 
-extrasrcs = []
+extrasrcs = ["./layout.cpp"]
 if config.windows:
     extrasrcs += [
         simplerule(
@@ -31,9 +31,7 @@ if config.windows:
 
 cxxprogram(
     name="gui",
-    srcs=glob("*.c", root_dir="src/gui") +
-    glob("*.h", root_dir="src/gui")
-    + extrasrcs,
+    srcs=glob("src/gui/*.cc") + glob("src/gui/*.h") + extrasrcs,
     cflags=["$(WX_CFLAGS)"],
     ldflags=["$(WX_LDFLAGS)"],
     deps=[