main: report the char when an acceptable char is given as a part of a role, extra, or field name

Signed-off-by: Masatake YAMATO <[email protected]>

Author: masatake

Tmain/broken-extradef.d/stderr-expected.txt

@@ -10,8 +10,8 @@ ctags: no extra definition specified in "--_extradef-IMAGINARY" option
 # wrong char in a field name
 ctags: no extra description specified in "--_extradef-IMAGINARY" option
 ctags: no extra description specified in "--_extradef-IMAGINARY" option
-ctags: unacceptable char as part of extra name in "--_extradef-IMAGINARY" option
-ctags: unacceptable char as part of extra name in "--_extradef-IMAGINARY" option
+ctags: unacceptable char as part of extra name in "--_extradef-IMAGINARY" option: ':'
+ctags: unacceptable char as part of extra name in "--_extradef-IMAGINARY" option: ':'
 
 # empty extra name
 ctags: the extra name in "--_extradef-IMAGINARY" option is empty

Tmain/broken-fielddef.d/stderr-expected.txt

@@ -10,8 +10,8 @@ ctags: no field definition specified in "--_fielddef-IMAGINARY" option
 # wrong char in a field name
 ctags: no field description specified in "--_fielddef-IMAGINARY" option
 ctags: no field description specified in "--_fielddef-IMAGINARY" option
-ctags: unacceptable char as part of field name in "--_fielddef-IMAGINARY" option
-ctags: unacceptable char as part of field name in "--_fielddef-IMAGINARY" option
+ctags: unacceptable char as part of field name in "--_fielddef-IMAGINARY" option: ':'
+ctags: unacceptable char as part of field name in "--_fielddef-IMAGINARY" option: ':'
 
 # empty field name
 ctags: the field name in "--_fielddef-IMAGINARY" option is empty

Tmain/roledef.d/stderr-expected.txt

@@ -45,8 +45,8 @@ ctags: the role name in "--_roledef-IMAGINARY.{variable}" option is empty
 ctags: the role name in "--_roledef-IMAGINARY.{variable}" option is empty
 
 # wrong char in role name
-ctags: unacceptable char as part of role name in "--_roledef-IMAGINARY.v" option: +
-ctags: unacceptable char as part of role name in "--_roledef-IMAGINARY.{variable}" option: +
+ctags: unacceptable char as part of role name in "--_roledef-IMAGINARY.v" option: '+'
+ctags: unacceptable char as part of role name in "--_roledef-IMAGINARY.{variable}" option: '+'
 
 # empty description
 ctags: no role description specified in "--_roledef-IMAGINARY.v" option

main/parse.c

@@ -2868,7 +2868,7 @@ static bool processLangDefineRole(const langType language,
 	while (p != tmp_end)
 	{
 		if (!isalnum ((unsigned char) *p))
-			error (FATAL, "unacceptable char as part of role name in \"--%s\" option: %c",
+			error (FATAL, "unacceptable char as part of role name in \"--%s\" option: '%c'",
 				   option, *p);
 		p++;
 	}
@@ -3553,8 +3553,8 @@ static bool processLangDefineParam (const langType language,
 	for (; p < name_end; p++)
 	{
 		if (!isalnum ((unsigned char) *p) && *p != '_')
-			error (FATAL, "unacceptable char as part of extra name in \"--%s\" option",
-				   option);
+			error (FATAL, "unacceptable char as part of extra name in \"--%s\" option: '%c'",
+				   option, *p);
 	}
 
 	p++;
@@ -3959,8 +3959,8 @@ static bool processLangDefineExtra (const langType language,
 	for (; p < name_end; p++)
 	{
 		if (!isalnum ((unsigned char) *p))
-			error (FATAL, "unacceptable char as part of extra name in \"--%s\" option",
-				   option);
+			error (FATAL, "unacceptable char as part of extra name in \"--%s\" option: '%c'",
+				   option, *p);
 	}
 
 	p++;
@@ -4028,8 +4028,8 @@ static bool processLangDefineField (const langType language,
 	for (; p < name_end; p++)
 	{
 		if (!isalpha ((unsigned char) *p))
-			error (FATAL, "unacceptable char as part of field name in \"--%s\" option",
-				   option);
+			error (FATAL, "unacceptable char as part of field name in \"--%s\" option: '%c'",
+				   option, *p);
 	}
 
 	p++;