shithub: rgbds

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Give reason to why writing the object file fails

--- a/src/asm/output.c

+++ b/src/asm/output.c

@@ -425,8 +425,8 @@

 	addexports();

 	f = fopen(tzObjectname, "wb");

-	if (f == NULL)

-		fatalerror("Couldn't write file '%s'\n", tzObjectname);

+	if (!f)

+		err(1, "Couldn't write file '%s'", tzObjectname);

 	fprintf(f, RGBDS_OBJECT_VERSION_STRING, RGBDS_OBJECT_VERSION_NUMBER);

 	fputlong(RGBDS_OBJECT_REV, f);