Zebediah Figura : vkd3d-shader: Implement #error.
Alexandre Julliard
julliard at winehq.org
Mon Jan 18 15:11:41 CST 2021
Module: vkd3d
Branch: master
Commit: 1a326d16c6a45e750e0c74ac1e541c82e83c8fbe
URL: https://source.winehq.org/git/vkd3d.git/?a=commit;h=1a326d16c6a45e750e0c74ac1e541c82e83c8fbe
Author: Zebediah Figura <zfigura at codeweavers.com>
Date: Thu Jan 14 14:47:50 2021 -0600
vkd3d-shader: Implement #error.
Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
Makefile.am | 1 -
libs/vkd3d-shader/preproc.l | 12 +++++++++++-
libs/vkd3d-shader/preproc.y | 10 ++++++++++
libs/vkd3d-shader/vkd3d_shader_private.h | 1 +
4 files changed, 22 insertions(+), 2 deletions(-)
diff --git a/Makefile.am b/Makefile.am
index 22151ad..30bea62 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -245,7 +245,6 @@ XFAIL_TESTS = \
tests/math.shader_test \
tests/preproc-ifdef.shader_test \
tests/preproc-if-expr.shader_test \
- tests/preproc-invalid.shader_test \
tests/preproc-macro.shader_test \
tests/swizzle-0.shader_test \
tests/swizzle-1.shader_test \
diff --git a/libs/vkd3d-shader/preproc.l b/libs/vkd3d-shader/preproc.l
index f7aee19..a2c1e26 100644
--- a/libs/vkd3d-shader/preproc.l
+++ b/libs/vkd3d-shader/preproc.l
@@ -50,6 +50,7 @@ static void update_location(struct preproc_ctx *ctx);
%s C_COMMENT
%s CXX_COMMENT
+%s ERROR
%s INCLUDE
NEWLINE \r?\n
@@ -70,6 +71,8 @@ IDENTIFIER [A-Za-z_][A-Za-z0-9_]*
<C_COMMENT,CXX_COMMENT><<EOF>> {yy_pop_state(yyscanner);}
<C_COMMENT,CXX_COMMENT>. {}
+<ERROR>(\\{NEWLINE}|[^\n])* {return T_STRING;}
+
<INITIAL>{IDENTIFIER}/\( {return T_IDENTIFIER_PAREN;}
<INITIAL>{IDENTIFIER} {return T_IDENTIFIER;}
@@ -109,6 +112,12 @@ IDENTIFIER [A-Za-z_][A-Za-z0-9_]*
for (p = yytext + 1; strchr(" \t", *p); ++p)
;
+ if (!strcmp(p, "error"))
+ {
+ BEGIN(ERROR);
+ return T_ERROR;
+ }
+
if (!strcmp(p, "include"))
{
BEGIN(INCLUDE);
@@ -140,7 +149,7 @@ IDENTIFIER [A-Za-z_][A-Za-z0-9_]*
}
<INITIAL,INCLUDE>\\{NEWLINE} {}
-<INITIAL,INCLUDE>{NEWLINE} {
+<INITIAL,INCLUDE,ERROR>{NEWLINE} {
BEGIN(INITIAL);
return T_NEWLINE;
}
@@ -350,6 +359,7 @@ int yylex(YYSTYPE *lval, YYLTYPE *lloc, yyscan_t scanner)
case T_ELIF:
case T_ELSE:
case T_ENDIF:
+ case T_ERROR:
case T_IF:
case T_IFDEF:
case T_IFNDEF:
diff --git a/libs/vkd3d-shader/preproc.y b/libs/vkd3d-shader/preproc.y
index 4b276a9..9f65054 100644
--- a/libs/vkd3d-shader/preproc.y
+++ b/libs/vkd3d-shader/preproc.y
@@ -319,6 +319,7 @@ static void free_parse_arg_names(struct parse_arg_names *args)
%token T_NEWLINE
%token T_DEFINE "#define"
+%token T_ERROR "#error"
%token T_ELIF "#elif"
%token T_ELSE "#else"
%token T_ENDIF "#endif"
@@ -534,6 +535,15 @@ directive
preproc_warning(ctx, &@$, VKD3D_SHADER_WARNING_PP_INVALID_DIRECTIVE,
"Ignoring #endif without prior #if.");
}
+ | T_ERROR T_NEWLINE
+ {
+ preproc_error(ctx, &@$, VKD3D_SHADER_ERROR_PP_ERROR_DIRECTIVE, "Error directive.");
+ }
+ | T_ERROR T_STRING T_NEWLINE
+ {
+ preproc_error(ctx, &@$, VKD3D_SHADER_ERROR_PP_ERROR_DIRECTIVE, "Error directive: %s", $2);
+ vkd3d_free($2);
+ }
| T_INCLUDE T_STRING T_NEWLINE
{
PFN_vkd3d_shader_open_include open_include = ctx->preprocess_info->pfn_open_include;
diff --git a/libs/vkd3d-shader/vkd3d_shader_private.h b/libs/vkd3d-shader/vkd3d_shader_private.h
index 157dc5e..8d9821d 100644
--- a/libs/vkd3d-shader/vkd3d_shader_private.h
+++ b/libs/vkd3d-shader/vkd3d_shader_private.h
@@ -81,6 +81,7 @@ enum vkd3d_shader_error
VKD3D_SHADER_ERROR_RS_MIXED_DESCRIPTOR_RANGE_TYPES = 3004,
VKD3D_SHADER_ERROR_PP_INVALID_SYNTAX = 4000,
+ VKD3D_SHADER_ERROR_PP_ERROR_DIRECTIVE = 4001,
VKD3D_SHADER_ERROR_PP_INCLUDE_FAILED = 4002,
VKD3D_SHADER_WARNING_PP_ALREADY_DEFINED = 4300,
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