spim: fix package (#9699)

* spim: fix template

* spim: add flex 2.6 compatibility patch

Closes #9518

srcpkgs/spim/patches/flex-2.6-compat.patch

@@ -0,0 +1,20 @@
+Description: Fix parsing when built with flex 2.6
+Origin: https://sourceforge.net/p/spimsimulator/code/679/
+Bug: https://sourceforge.net/p/spimsimulator/bugs/66/
+Bug-Debian: https://bugs.debian.org/860011
+Last-Update: 2017-04-20
+
+Index: spim-8.0+dfsg/CPU/scanner.l
+===================================================================
+--- ./CPU/scanner.l
++++ ./CPU/scanner.l
+@@ -316,7 +316,8 @@ initialize_scanner (FILE *in_file)
+   yyin = in_file;
+ #ifdef FLEX_SCANNER
+   yyrestart(in_file);
+-#if (YY_FLEX_MAJOR_VERSION==2 && YY_FLEX_MINOR_VERSION==5 && YY_FLEX_SUBMINOR_VERSION>=33)
++#define YY_FLEX_VERSION (YY_FLEX_MAJOR_VERSION * 1000 + YY_FLEX_MINOR_VERSION * 100 + YY_FLEX_SUBMINOR_VERSION)
++#if YY_FLEX_VERSION >= 2533
+   /* flex 2.5.33 flipped the polarity of this flag (sigh) */
+   yy_init = 0;
+ #else

srcpkgs/spim/template

@@ -20,13 +20,14 @@ pre_configure() {
 		-e 's:CFLAGS =:CFLAGS +=:' \
 		-e 's:LDFLAGS =:LDFLAGS +=:' \
 		-e 's:CC = gcc:CC ?= gcc:' \
-		-e "s:BIN_DIR = .*:BIN_DIR = ${DESTDIR}/usr/bin/:" \
-		-e "s:EXCEPTION_DIR = .*:EXCEPTION_DIR = ${DESTDIR}/usr/share/spim/:" \
-		-e "s:MAN_DIR = .*:MAN_DIR = ${DESTDIR}/usr/share/man/man1/:" \
-		-e "s:spim.man:spim.1:"
-	mv ../Documentation/{spim.man,spim.1}
+		-e 's:EXCEPTION_DIR = .*:EXCEPTION_DIR = /usr/share/spim:' \
+		-e 's:spim.man:spim.1:'
+		# EXCEPTION_DIR affects DEFAULT_EXCEPTION_HANDLER in spim.c
 }
 
-post_install() {
-	vlicense LICENSE
+do_install() {
+	vbin spim
+	vman ../Documentation/spim.man spim.1
+	vlicense LICENSE LICENSE.BSD
+	vinstall ../CPU/exceptions.s 644 /usr/share/spim/
 }