Bernhard Kölbl : widl: Add support for the [overload] attribute.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 64d5feb4ce86a45941edecc5369546169a6f0549
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=64d5feb4ce86a45941edecc53...

Author: Bernhard Kölbl 
Date:   Tue Jan 25 17:07:28 2022 +0100

widl: Add support for the [overload] attribute.

The attribute is used by WinRT and doesn't have any
effect on the generated headers.

Signed-off-by: Bernhard Kölbl 
Signed-off-by: Rémi Bernon 
Signed-off-by: Alexandre Julliard

---

tools/widl/parser.l     | 1 +
 tools/widl/parser.y     | 3 +++
 tools/widl/widltypes.h  | 1 +
 tools/widl/write_msft.c | 2 ++
 4 files changed, 7 insertions(+)

diff --git a/tools/widl/parser.l b/tools/widl/parser.l
index 823d6f0acca..9286a494d4d 100644
--- a/tools/widl/parser.l
+++ b/tools/widl/parser.l
@@ -403,6 +403,7 @@ static const struct keyword attr_keywords[] =
    {"optimize",                    tOPTIMIZE,                  0},
    {"optional",                    tOPTIONAL,                  0},
    {"out",                         tOUT,                       0},
+	{"overload",                    tOVERLOAD,                  0},
    {"partial_ignore",              tPARTIALIGNORE,             0},
    {"pointer_default",             tPOINTERDEFAULT,            0},
    {"progid",                      tPROGID,                    0},
diff --git a/tools/widl/parser.y b/tools/widl/parser.y
index 82cf946e8fb..d6ac73cbf00 100644
--- a/tools/widl/parser.y
+++ b/tools/widl/parser.y
@@ -231,6 +231,7 @@ static typelib_t *current_typelib;
 %token tOBJECT tODL tOLEAUTOMATION
 %token tOPTIMIZE tOPTIONAL
 %token tOUT
+%token tOVERLOAD
 %token tPARTIALIGNORE tPASCAL
 %token tPOINTERDEFAULT
 %token tPRAGMA_WARNING
@@ -669,6 +670,7 @@ attribute:					{ $$ = NULL; }
    | tOPTIMIZE '(' aSTRING ')'		{ $$ = make_attrp(ATTR_OPTIMIZE, $3); }
    | tOPTIONAL                             { $$ = make_attr(ATTR_OPTIONAL); }
    | tOUT					{ $$ = make_attr(ATTR_OUT); }
+	| tOVERLOAD '(' aSTRING ')'		{ $$ = make_attrp(ATTR_OVERLOAD, $3); }
    | tPARTIALIGNORE			{ $$ = make_attr(ATTR_PARTIALIGNORE); }
    | tPOINTERDEFAULT '(' pointer_type ')'	{ $$ = make_attrv(ATTR_POINTERDEFAULT, $3); }
    | tPROGID '(' aSTRING ')'		{ $$ = make_attrp(ATTR_PROGID, $3); }
@@ -2385,6 +2387,7 @@ struct allowed_attr allowed_attr[] =
     /* ATTR_OPTIMIZE */            { 0, 0, 0,  1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "optimize" },
     /* ATTR_OPTIONAL */            { 0, 0, 0,  0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "optional" },
     /* ATTR_OUT */                 { 1, 0, 0,  0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "out" },
+    /* ATTR_OVERLOAD */            { 0, 0, 0,  0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "overload" },
     /* ATTR_PARAMLCID */           { 0, 0, 0,  0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "lcid" },
     /* ATTR_PARTIALIGNORE */       { 0, 0, 0,  0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "partial_ignore" },
     /* ATTR_POINTERDEFAULT */      { 1, 0, 0,  1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "pointer_default" },
diff --git a/tools/widl/widltypes.h b/tools/widl/widltypes.h
index 8df927fea4c..e345730731a 100644
--- a/tools/widl/widltypes.h
+++ b/tools/widl/widltypes.h
@@ -146,6 +146,7 @@ enum attr_type
     ATTR_OPTIMIZE,
     ATTR_OPTIONAL,
     ATTR_OUT,
+    ATTR_OVERLOAD,
     ATTR_PARAMLCID,
     ATTR_PARTIALIGNORE,
     ATTR_POINTERDEFAULT,
diff --git a/tools/widl/write_msft.c b/tools/widl/write_msft.c
index 610f781ba76..abeb37f34a4 100644
--- a/tools/widl/write_msft.c
+++ b/tools/widl/write_msft.c
@@ -1419,6 +1419,8 @@ static int add_func_desc(msft_typeinfo_t* typeinfo, var_t *func, int index)
             break;
         case ATTR_OUT:
             break;
+        case ATTR_OVERLOAD:
+            break;
         case ATTR_PROPGET:
             invokekind = 0x2; /* INVOKE_PROPERTYGET */
             break;