devdraw: simplify mac file names

Now that we only have Metal, we can drop the -metal.
Also now that Carbon is gone we can drop the macargv.c,
and then the -objc from object file names.

src/cmd/devdraw/macargv.c

@@ -1,90 +0,0 @@
-#include <u.h>
-#include <stdio.h>
-#include <Carbon/Carbon.h>
-
-AUTOFRAMEWORK(Carbon)
-
-static OSErr Handler(const AppleEvent *event, AppleEvent *reply, long handlerRefcon);
-
-int
-main(void)
-{
-	AEInstallEventHandler(kCoreEventClass, kAEOpenDocuments, Handler, 0, false);
-	RunApplicationEventLoop();
-	return 0;
-}
-
-static OSErr
-GetFullPathname(FSSpec *fss, char *path, int len)
-{
-        FSRef fsr;
-        OSErr err;
-
-        *path = '\0';
-        err = FSpMakeFSRef(fss, &fsr);
-        if (err == fnfErr) {
-                /* FSSpecs can point to non-existing files, fsrefs can't. */
-                FSSpec fss2;
-                int tocopy;
-
-                err = FSMakeFSSpec(fss->vRefNum, fss->parID,
-                                   (unsigned char*)"", &fss2);
-                if (err)
-                        return err;
-                err = FSpMakeFSRef(&fss2, &fsr);
-                if (err)
-                        return err;
-                err = (OSErr)FSRefMakePath(&fsr, (unsigned char*)path, len-1);
-                if (err)
-                        return err;
-                /* This part is not 100% safe: we append the filename part, but
-                ** I'm not sure that we don't run afoul of the various 8bit
-                ** encodings here. Will have to look this up at some point...
-                */
-                strcat(path, "/");
-                tocopy = fss->name[0];
-                if ((strlen(path) + tocopy) >= len)
-                        tocopy = len - strlen(path) - 1;
-                if (tocopy > 0)
-                        strncat(path, (char*)fss->name+1, tocopy);
-        }
-        else {
-                if (err)
-                        return err;
-                err = (OSErr)FSRefMakePath(&fsr, (unsigned char*)path, len);
-                if (err)
-                        return err;
-        }
-        return 0;
-}
-
-static void
-chk(int err)
-{
-	if(err != 0) {
-		printf("err %d\n", err);
-		exit(1);
-	}
-}
-
-static OSErr
-Handler(const AppleEvent *event, AppleEvent *reply, long handlerRefcon)
-{
-	AEDesc list;
-	DescType type;
-	FSSpec f;
-	AEKeyword keyword;
-	Size actual;
-	long len;
-	char s[1000];
-
-	chk(AEGetParamDesc(event, keyDirectObject, typeAEList, &list));
-	chk(AECountItems(&list, &len));
-	chk(AEGetNthPtr(&list, 1, typeFSS, &keyword, &type, (Ptr*)&f, sizeof(FSSpec), &actual));
-	chk(GetFullPathname(&f, s, sizeof s));
-	printf("%s\n", s);
-	fflush(stdout);
-
-	// uncomment to keep handling more open events
-	exit(0);
-}

src/cmd/devdraw/mkfile

@@ -37,13 +37,10 @@ latin1.h: $PLAN9/lib/keyboard $O.mklatinkbd
 $O.macargv: $MACARGV
 	$LD -o $target $prereq
 
-cocoa-screen-metal-objc.$O: cocoa-screen-metal.m
+%.$O: %.m
-	$CC $CFLAGS $OBJCFLAGS -o $target cocoa-screen-metal.m
+	$CC $CFLAGS $OBJCFLAGS -o $target $stem.m
 
-%-objc.$O: %.m
+CLEANFILES=$O.devdraw $O.macargv $O.mklatinkbd latin1.h
-	$CC $CFLAGS -o $target $stem.m
-
-CLEANFILES=$O.macargv $O.mklatinkbd latin1.h
 
 install: mklatinkbd.install
 install:Q: 

src/cmd/devdraw/mkwsysrules.sh

@@ -53,8 +53,8 @@ if [ $WSYSTYPE = x11 ]; then
 	echo 'WSYSOFILES=$WSYSOFILES '$XO
 elif [ $WSYSTYPE = osx-cocoa ]; then
 	echo 'OBJCFLAGS=$OBJCFLAGS -fobjc-arc'
-	echo 'WSYSOFILES=$WSYSOFILES osx-draw.o cocoa-screen-metal-objc.o cocoa-srv.o cocoa-thread.o'
+	echo 'WSYSOFILES=$WSYSOFILES osx-draw.o cocoa-screen.o cocoa-srv.o cocoa-thread.o'
-	echo 'MACARGV=macargv-objc.o'
+	echo 'MACARGV=macargv.o'
 elif [ $WSYSTYPE = nowsys ]; then
 	echo 'WSYSOFILES=nowsys.o'
 fi