Build failure reported with flex 2.6.0.
Added patch from
https://trac.macports.org/attachment/ticket/49881/doxygen_flex2_6_0.diff
to resolve issue.

Signed-off-by: Sam Nelson <[email protected]>
---
 .../doxygen/doxygen/patch-flex_2_6_0.diff          | 66 ++++++++++++++++++++++
 .../recipes-devtools/doxygen/doxygen_1.8.9.1.bb    |  4 +-
 2 files changed, 69 insertions(+), 1 deletion(-)
 create mode 100644 
meta-arago-extras/recipes-devtools/doxygen/doxygen/patch-flex_2_6_0.diff

diff --git 
a/meta-arago-extras/recipes-devtools/doxygen/doxygen/patch-flex_2_6_0.diff 
b/meta-arago-extras/recipes-devtools/doxygen/doxygen/patch-flex_2_6_0.diff
new file mode 100644
index 0000000..36d7379
--- /dev/null
+++ b/meta-arago-extras/recipes-devtools/doxygen/doxygen/patch-flex_2_6_0.diff
@@ -0,0 +1,66 @@
+--- src/code.l.orig
++++ src/code.l
+@@ -3695,7 +3695,7 @@ void codeFreeScanner()
+ extern "C" { // some bogus code to keep the compiler happy
+   void codeYYdummy() { yy_flex_realloc(0,0); } 
+ }
+-#elif YY_FLEX_SUBMINOR_VERSION<33
++#elif YY_FLEX_MAJOR_VERSION<=2 && YY_FLEX_MINOR_VERSION<=5 && 
YY_FLEX_SUBMINOR_VERSION<33
+ #error "You seem to be using a version of flex newer than 2.5.4 but older 
than 2.5.33. These versions do NOT work with doxygen! Please use version 
<=2.5.4 or >=2.5.33 or expect things to be parsed wrongly!"
+ #endif
+ 
+--- src/commentscan.l.orig
++++ src/commentscan.l
+@@ -1098,7 +1098,7 @@ RCSTAG    "$"{ID}":"[^\n$]+"$"
+                                             // but we need to know the 
position in the input buffer where this 
+                                             // rule matched.
+                                             // for flex 2.5.33+ we should use 
YY_CURRENT_BUFFER_LVALUE
+-#if YY_FLEX_MINOR_VERSION>=5 && YY_FLEX_SUBMINOR_VERSION>=33
++#if YY_FLEX_MAJOR_VERSION>=2 && (YY_FLEX_MINOR_VERSION>5 || 
(YY_FLEX_MINOR_VERSION==5 && YY_FLEX_SUBMINOR_VERSION>=33))
+                                             inputPosition=prevPosition + 
(int)(yy_bp - YY_CURRENT_BUFFER_LVALUE->yy_ch_buf);
+ #else
+                                             inputPosition=prevPosition + 
(int)(yy_bp - yy_current_buffer->yy_ch_buf);
+@@ -1160,7 +1160,7 @@ RCSTAG    "$"{ID}":"[^\n$]+"$"
+                                           g_memberGroupHeader.resize(0);
+                                         parseMore=TRUE;
+                                           needNewEntry = TRUE;
+-#if YY_FLEX_MINOR_VERSION>=5 && YY_FLEX_SUBMINOR_VERSION>=33
++#if YY_FLEX_MAJOR_VERSION>=2 && (YY_FLEX_MINOR_VERSION>5 || 
(YY_FLEX_MINOR_VERSION==5 && YY_FLEX_SUBMINOR_VERSION>=33))
+                                         inputPosition=prevPosition + 
(int)(yy_bp - YY_CURRENT_BUFFER_LVALUE->yy_ch_buf) + strlen(yytext);
+ #else
+                                         inputPosition=prevPosition + 
(int)(yy_bp - yy_current_buffer->yy_ch_buf) + strlen(yytext);
+
+--- src/fortrancode.l.orig
++++ src/fortrancode.l
+@@ -1289,7 +1289,7 @@ void parseFortranCode(CodeOutputInterfac
+ extern "C" { // some bogus code to keep the compiler happy
+   void fortrancodeYYdummy() { yy_flex_realloc(0,0); } 
+ }
+-#elif YY_FLEX_SUBMINOR_VERSION<33
++#elif YY_FLEX_MAJOR_VERSION<=2 && YY_FLEX_MINOR_VERSION<=5 && 
YY_FLEX_SUBMINOR_VERSION<33
+ #error "You seem to be using a version of flex newer than 2.5.4 but older 
than 2.5.33. These versions do NOT work with doxygen! Please use version 
<=2.5.4 or >=2.5.33 or expect things to be parsed wrongly!"
+ #else
+ extern "C" { // some bogus code to keep the compiler happy
+
+--- src/pycode.l.orig
++++ src/pycode.l        
+@@ -1503,7 +1503,7 @@ void parsePythonCode(CodeOutputInterface
+ extern "C" { // some bogus code to keep the compiler happy
+   void pycodeYYdummy() { yy_flex_realloc(0,0); } 
+ }
+-#elif YY_FLEX_SUBMINOR_VERSION<33
++#elif YY_FLEX_MAJOR_VERSION<=2 && YY_FLEX_MINOR_VERSION<=5 && 
YY_FLEX_SUBMINOR_VERSION<33
+ #error "You seem to be using a version of flex newer than 2.5.4. These are 
currently incompatible with 2.5.4, and do NOT work with doxygen! Please use 
version 2.5.4 or expect things to be parsed wrongly! A bug report has been 
submitted (#732132)."
+ #endif
+ 
+--- src/vhdlcode.l
++++ src.a/vhdlcode.l
+@@ -1613,7 +1613,7 @@ void codeFreeVhdlScanner()
+ extern "C" { // some bogus code to keep the compiler happy
+   void vhdlcodeYYdummy() { yy_flex_realloc(0,0); } 
+ }
+-#elif YY_FLEX_SUBMINOR_VERSION<33
++#elif YY_FLEX_MAJOR_VERSION<=2 && YY_FLEX_MINOR_VERSION<=5 && 
YY_FLEX_SUBMINOR_VERSION<33
+ #error "You seem to be using a version of flex newer than 2.5.4 but older 
than 2.5.33. These versions do NOT work with doxygen! Please use version 
<=2.5.4 or >=2.5.33 or expect things to be parsed wrongly!"
+ #endif
+ 
diff --git a/meta-arago-extras/recipes-devtools/doxygen/doxygen_1.8.9.1.bb 
b/meta-arago-extras/recipes-devtools/doxygen/doxygen_1.8.9.1.bb
index 23919e8..68594e1 100644
--- a/meta-arago-extras/recipes-devtools/doxygen/doxygen_1.8.9.1.bb
+++ b/meta-arago-extras/recipes-devtools/doxygen/doxygen_1.8.9.1.bb
@@ -6,10 +6,12 @@ LIC_FILES_CHKSUM = 
"file://LICENSE;md5=b380c86cea229fa42b9e543fc491f5eb"
 
 DEPENDS = "flex-native bison-native"
 
-SRC_URI = "http://ftp.stack.nl/pub/users/dimitri/${BP}.src.tar.gz";
+SRC_URI = "http://ftp.stack.nl/pub/users/dimitri/${BP}.src.tar.gz \
+          file://patch-flex_2_6_0.diff;striplevel=0"
 SRC_URI[md5sum] = "3d1a5c26bef358c10a3894f356a69fbc"
 SRC_URI[sha256sum] = 
"d4ab6e28d4d45d8956cad17470aade3fbe2356e8f64b92167e738c1887feccec"
 
+PR = "r1"
 EXTRA_OECONF = "--prefix ${prefix}"
 
 do_configure () {
-- 
1.9.1

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