# Depends on:
name=flex
-version=2.5.39
+version=2.6.3
release=2
-source=(http://downloads.sourceforge.net/project/$name/$name-$version.tar.bz2)
+source=(https://github.com/westes/flex/releases/download/v$version/$name-$version.tar.gz
+ $name-$version-add_defines.patch)
build() {
cd $name-$version
echo "ac_cv_func_malloc_0_nonnull=yes" > config.cache
echo "ac_cv_func_realloc_0_nonnull=yes" >> config.cache
+ patch -p1 -i $SRC/$name-$version-add_defines.patch
+ touch doc/flex.1
+
+ # Don't build tests
+ sed '51d' -i Makefile.am
+
+ # Build stage1flex for current host
+ CC=gcc CFLAGS="" ./configure --disable-nls \
+ --prefix=/tools \
+ --enable-shared
+
+ make -C lib
+ make -C src stage1flex
+ mv src/stage1flex src/stage1flex.host
+ make distclean
+
./configure --build=$CHOST \
--host=$CTARGET \
--prefix=/usr \
--disable-nls \
--cache-file=config.cache
- make
+ make -C lib
+ # Use stage1flex built for host
+ sed 's|./stage1flex$(EXEEXT) $(AM_LFLAGS)|./stage1flex.host$(EXEEXT) $(AM_LFLAGS)|g' -i src/Makefile
+ make -C src
make DESTDIR=$PKG install
ln -sf flex $PKG/usr/bin/lex
--- /dev/null
+From 078b46c69d063aef1715b11348a2871d6036f253 Mon Sep 17 00:00:00 2001
+From: Christos Zoulas <christos@zoulas.com>
+Date: Sun, 22 Jan 2017 18:34:30 +0100
+Subject: [PATCH] Add more defines in the non-reentrant part.
+
+Fix the reentrant part; don't "#define yyfoo yyfoo" because it breaks
+code that does #ifndef yywrap ..
+---
+ src/flex.skl | 16 ++++++++++++++--
+ 1 file changed, 14 insertions(+), 2 deletions(-)
+
+diff --git a/src/flex.skl b/src/flex.skl
+index 190700f..6a7cde4 100644
+--- a/src/flex.skl
++++ b/src/flex.skl
+@@ -61,11 +61,17 @@ m4_changequote([[, ]])
+ m4_ifelse(M4_YY_PREFIX,yy,,
+ #define yy_create_buffer M4_YY_PREFIX[[_create_buffer]]
+ #define yy_delete_buffer M4_YY_PREFIX[[_delete_buffer]]
+-#define yy_flex_debug M4_YY_PREFIX[[_flex_debug]]
++#define yy_scan_buffer M4_YY_PREFIX[[_scan_buffer]]
++#define yy_scan_string M4_YY_PREFIX[[_scan_string]]
++#define yy_scan_bytes M4_YY_PREFIX[[_scan_bytes]]
+ #define yy_init_buffer M4_YY_PREFIX[[_init_buffer]]
+ #define yy_flush_buffer M4_YY_PREFIX[[_flush_buffer]]
+ #define yy_load_buffer_state M4_YY_PREFIX[[_load_buffer_state]]
+ #define yy_switch_to_buffer M4_YY_PREFIX[[_switch_to_buffer]]
++#define yypush_buffer_state M4_YY_PREFIX[[push_buffer_state]]
++#define yypop_buffer_state M4_YY_PREFIX[[pop_buffer_state]]
++#define yyensure_buffer_stack M4_YY_PREFIX[[ensure_buffer_stack]]
++#define yy_flex_debug M4_YY_PREFIX[[_flex_debug]]
+ #define yyin M4_YY_PREFIX[[in]]
+ #define yyleng M4_YY_PREFIX[[leng]]
+ #define yylex M4_YY_PREFIX[[lex]]
+@@ -107,7 +113,7 @@ m4_ifdef( [[M4_YY_PREFIX]],, [[m4_define([[M4_YY_PREFIX]], [[yy]])]])
+
+ m4preproc_define(`M4_GEN_PREFIX',
+ ``[[#define yy$1 ]]M4_YY_PREFIX[[$1]]
+-m4_define([[yy$1]], [[M4_YY_PREFIX[[$1]]m4_ifelse($'`#,0,,[[($'`@)]])]])'')
++%# m4_define([[yy$1]], [[M4_YY_PREFIX[[$1]]m4_ifelse($'`#,0,,[[($'`@)]])]])'')
+
+ %if-c++-only
+ /* The c++ scanner is a mess. The FlexLexer.h header file relies on the
+@@ -120,6 +126,7 @@ m4_define([[yy$1]], [[M4_YY_PREFIX[[$1]]m4_ifelse($'`#,0,,[[($'`@)]])]])'')
+ %endif
+
+ %if-c-only
++m4_ifelse(M4_YY_PREFIX,yy,,
+ M4_GEN_PREFIX(`_create_buffer')
+ M4_GEN_PREFIX(`_delete_buffer')
+ M4_GEN_PREFIX(`_scan_buffer')
+@@ -155,6 +162,7 @@ m4_define([[yy$1]], [[M4_YY_PREFIX[[$1]]m4_ifelse($'`#,0,,[[($'`@)]])]])'')
+ M4_GEN_PREFIX(`set_column')
+ ]])
+ M4_GEN_PREFIX(`wrap')
++)
+ %endif
+
+ m4_ifdef( [[M4_YY_BISON_LVAL]],
+@@ -170,11 +178,14 @@ m4_ifdef( [[<M4_YY_BISON_LLOC>]],
+ ]])
+
+
++m4_ifelse(M4_YY_PREFIX,yy,,
+ M4_GEN_PREFIX(`alloc')
+ M4_GEN_PREFIX(`realloc')
+ M4_GEN_PREFIX(`free')
++)
+
+ %if-c-only
++m4_ifelse(M4_YY_PREFIX,yy,,
+ m4_ifdef( [[M4_YY_NOT_REENTRANT]],
+ [[
+ M4_GEN_PREFIX(`text')
+@@ -184,6 +195,7 @@ m4_ifdef( [[M4_YY_NOT_REENTRANT]],
+ M4_GEN_PREFIX(`_flex_debug')
+ M4_GEN_PREFIX(`lineno')
+ ]])
++)
+ %endif
+
+