From 9f8516c76fb65ac26b6900617ea5aa19ecca1228 Mon Sep 17 00:00:00 2001
From: Jan Max Meyer <jmm@phorward.de>
Date: Thu, 1 Aug 2019 13:51:18 +0200
Subject: [PATCH] v1.6.2 introducing ERRSTYLE_IMPORTANT for important warnings

---
 CHANGELOG.md |  1 +
 error.c      |  4 ++--
 parse.c      | 21 +++++++++++----------
 parse.par    |  5 +++--
 unicc.h      | 19 ++++++++++---------
 5 files changed, 27 insertions(+), 23 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f53779..ff66322 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ This is the current development version.
 
 Released on: May 27, 2019
 
+- v1.6.2: Provide ERRSTYLE_IMPORTANT-flag to show up important warnings
 - v1.6.1: Removed memory leaking bug
 - Renamed top-level directive `#!mode` options to `scannerless` (default)
   and `scanner`.
diff --git a/error.c b/error.c
index aa2c907..60c926c 100644
--- a/error.c
+++ b/error.c
@@ -51,7 +51,7 @@ char* error_txt[128] =
 	"Action references to undefined right-hand side symbol '%.*s'",
 	"Left-hand side '%s' not known",
 	"Terminal '%s' not known",
-	"Semantic code will be ignored: No target specified.",
+	"Ignoring semantic code: `#!language´ must explicitly be specified.",
 	"Multiple use of directive '#%s' ignored; It has already been defined."
 };
 
@@ -88,7 +88,7 @@ void print_error( PARSER* parser, ERRORCODE err_id, int err_style, ... )
 	va_start( params, err_style );
 
 	if( err_style & ERRSTYLE_WARNING && no_warnings )
-		do_print = FALSE;
+		do_print = TRUEBOOLEAN( err_style & ERRSTYLE_IMPORTANT );
 
 	if( parser->gen_xml )
 	{
diff --git a/parse.c b/parse.c
index 04b069e..b6a369f 100644
--- a/parse.c
+++ b/parse.c
@@ -3673,8 +3673,9 @@ int _parse( _pcb* pcb )
 						{
 							print_error( parser,
 								ERR_NO_TARGET_TPL_SUPPLY,
-									ERRSTYLE_WARNING | ERRSTYLE_FILEINFO,
-										parser->filename, last_code_begin );
+									ERRSTYLE_WARNING | ERRSTYLE_IMPORTANT
+									        | ERRSTYLE_FILEINFO,
+								        parser->filename, last_code_begin );
 
 							reset_strbuf();
 						}
@@ -3683,7 +3684,7 @@ int _parse( _pcb* pcb )
 				}				break;
 					case 153:
 				{
-					#line 1142 "parse.par"
+					#line 1143 "parse.par"
  last_code_begin = line; 
 					;
 				}				break;
@@ -3694,19 +3695,19 @@ int _parse( _pcb* pcb )
 				}				break;
 					case 155:
 				{
-					#line 1146 "parse.par"
+					#line 1147 "parse.par"
 	reset_strbuf(); 
 					;
 				}				break;
 					case 156:
 				{
-					#line 1150 "parse.par"
+					#line 1151 "parse.par"
 	strbuf_append( ( ( pcb->tos - 0 )->value.value_5 ) );		
 					;
 				}				break;
 					case 157:
 				{
-					#line 1153 "parse.par"
+					#line 1154 "parse.par"
 	reset_strbuf();
 						strbuf_append( ( ( pcb->tos - 0 )->value.value_5 ) );
 					
@@ -3724,7 +3725,7 @@ int _parse( _pcb* pcb )
 				}				break;
 					case 163:
 				{
-					#line 1163 "parse.par"
+					#line 1164 "parse.par"
  line++;	
 					;
 				}				break;
@@ -3740,7 +3741,7 @@ int _parse( _pcb* pcb )
 				}				break;
 					case 167:
 				{
-					#line 1167 "parse.par"
+					#line 1168 "parse.par"
  line++; 	
 					;
 				}				break;
@@ -3756,7 +3757,7 @@ int _parse( _pcb* pcb )
 				}				break;
 					case 170:
 				{
-					#line 1175 "parse.par"
+					#line 1176 "parse.par"
 	if( ( ( pcb->tos - 0 )->value.value_5 ) == '\n' )
 							line++;
 						pcb->ret.value_5 = ( ( pcb->tos - 0 )->value.value_5 );
@@ -3775,7 +3776,7 @@ int _parse( _pcb* pcb )
 				}				break;
 					case 173:
 				{
-					#line 1185 "parse.par"
+					#line 1186 "parse.par"
  pcb->ret.value_5 = line; 
 					;
 				}				break;
diff --git a/parse.par b/parse.par
index c254e1f..d44c2e3 100644
--- a/parse.par
+++ b/parse.par
@@ -1129,8 +1129,9 @@ code			:	code_begin inner_code_opt "*]"
 						{
 							print_error( parser,
 								ERR_NO_TARGET_TPL_SUPPLY,
-									ERRSTYLE_WARNING | ERRSTYLE_FILEINFO,
-										parser->filename, last_code_begin );
+									ERRSTYLE_WARNING | ERRSTYLE_IMPORTANT
+									        | ERRSTYLE_FILEINFO,
+								        parser->filename, last_code_begin );
 
 							reset_strbuf();
 						}
diff --git a/unicc.h b/unicc.h
index 4f57151..fdedcac 100644
--- a/unicc.h
+++ b/unicc.h
@@ -84,7 +84,7 @@ Usage:	Global declarations, structures and includes
 /* UniCC version number */
 #define UNICC_VER_MAJOR			1
 #define UNICC_VER_MINOR			6
-#define UNICC_VER_PATCH			1
+#define UNICC_VER_PATCH			2
 #define UNICC_VER_EXTSTR		""
 
 /* Default target language */
@@ -446,14 +446,15 @@ struct _generator
 
 /* Error styles */
 
-#define ERRSTYLE_NONE				0
-#define ERRSTYLE_FATAL				1
-#define ERRSTYLE_WARNING			2
-#define ERRSTYLE_FILEINFO			4
-#define ERRSTYLE_STATEINFO			8
-#define ERRSTYLE_LINEINFO			16
-#define ERRSTYLE_PRODUCTION			32
-#define ERRSTYLE_SYMBOL				64
+#define ERRSTYLE_NONE				0x00
+#define ERRSTYLE_FATAL				0x01
+#define ERRSTYLE_WARNING			0x02
+#define ERRSTYLE_IMPORTANT			0x04
+#define ERRSTYLE_FILEINFO			0x08
+#define ERRSTYLE_STATEINFO			0x10
+#define ERRSTYLE_LINEINFO			0x20
+#define ERRSTYLE_PRODUCTION			0x40
+#define ERRSTYLE_SYMBOL				0x80
 
 /* Error codes */