vavrdiasm 3.1 (new formula)

Closes Homebrew/homebrew#35026.

Formula/vavrdiasm.rb

@@ -0,0 +1,63 @@
+class Vavrdiasm < Formula
+  homepage "https://github.com/vsergeev/vAVRdisasm"
+  url "https://github.com/vsergeev/vavrdisasm/archive/v3.1.tar.gz"
+  sha1 "8ac78c7ec26760ac76e25a1ff399cfc255b2bc52"
+
+  # Patch:
+  # - BSD `install(1)' does not have a GNU-compatible `-D' (create intermediate
+  #   directories) flag. Switch to using `mkdir -p'.
+  # - Make `PREFIX' overridable
+  #   https://github.com/vsergeev/vavrdisasm/pull/2
+  patch :DATA
+
+  def install
+    ENV["PREFIX"] = prefix
+    system "make"
+    system "make", "install"
+  end
+
+  test do
+    # Code to generate `file.hex':
+    ## .device ATmega88
+    ##
+    ## LDI     R16, 0xfe
+    ## SER     R17
+    #
+    # Compiled with avra:
+    ## avra file.S && mv file.S.hex file.hex
+
+    (testpath/"file.hex").write <<-EOS.undent
+      :020000020000FC
+      :040000000EEF1FEFF1
+      :00000001FF
+    EOS
+
+    output = `vavrdisasm file.hex`.lines.to_a
+
+    assert output[0].match(/ldi\s+R16,\s0xfe/).length == 1
+    assert output[1].match(/ser\s+R17/).length == 1
+  end
+end
+
+__END__
+diff --git a/Makefile b/Makefile
+index 3b61942..f1c94fc 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,5 +1,5 @@
+ PROGNAME = vavrdisasm
+-PREFIX = /usr
++PREFIX ?= /usr
+ BINDIR = $(PREFIX)/bin
+
+ ################################################################################
+@@ -35,7 +35,8 @@ test: $(PROGNAME)
+ 	python2 crazy_test.py
+
+ install: $(PROGNAME)
+-	install -D -s -m 0755 $(PROGNAME) $(DESTDIR)$(BINDIR)/$(PROGNAME)
++	mkdir -p $(DESTDIR)$(BINDIR)
++	install -s -m 0755 $(PROGNAME) $(DESTDIR)$(BINDIR)/$(PROGNAME)
+
+ uninstall:
+ 	rm -f $(DESTDIR)$(BINDIR)/$(PROGNAME)