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Allow comments inside of macro calls that are spread over more than one line
git-svn-id: svn://svn.cc65.org/cc65/trunk@1141 b7a2c559-68d2-44c3-8de9-860c34a00d81
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@ -160,8 +160,8 @@ static void keepstr (const char* S)
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static void Comment (void)
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/* Remove a C comment from line. */
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static void OldStyleComment (void)
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/* Remove an old style C comment from line. */
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{
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/* Remember the current line number, so we can output better error
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* messages if the comment is not terminated in the current file.
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@ -176,13 +176,13 @@ static void Comment (void)
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while (CurC != '*' || NextC != '/') {
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if (CurC == '\0') {
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if (NextLine () == 0) {
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PPError ("End-of-file reached in comment starting at line %u",
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StartingLine);
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PPError ("End-of-file reached in comment starting at line %u",
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StartingLine);
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return;
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}
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} else {
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if (CurC == '/' && NextC == '*') {
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PPWarning ("`/*' found inside a comment");
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PPWarning ("`/*' found inside a comment");
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}
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NextChar ();
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}
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@ -195,6 +195,24 @@ static void Comment (void)
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static void NewStyleComment (void)
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/* Remove a new style C comment from line. */
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{
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/* Beware: Because line continuation chars are handled when reading
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* lines, we may only skip til the end of the source line, which
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* may not be the same as the end of the input line. The end of the
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* source line is denoted by a lf (\n) character.
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*/
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do {
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NextChar ();
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} while (CurC != '\n' && CurC != '\0');
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if (CurC == '\n') {
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NextChar ();
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}
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}
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static void SkipBlank (void)
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/* Skip blanks and tabs in the input stream. */
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{
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@ -361,15 +379,15 @@ static int MacroCall (Macro* M)
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++ArgCount;
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}
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/* Check for end of macro param list */
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if (CurC == ')') {
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NextChar ();
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break;
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}
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/* Check for end of macro param list */
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if (CurC == ')') {
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NextChar ();
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break;
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}
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/* Start the next param */
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ArgStart = B;
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NextChar ();
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NextChar ();
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} else {
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/* Comma or right paren inside nested parenthesis */
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if (CurC == ')') {
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@ -382,25 +400,31 @@ static int MacroCall (Macro* M)
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/* Squeeze runs of blanks */
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*B++ = ' ';
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SkipBlank ();
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} else if (CurC == '/' && NextC == '*') {
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*B++ = ' ';
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OldStyleComment ();
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} else if (ANSI == 0 && CurC == '/' && NextC == '/') {
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*B++ = ' ';
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NewStyleComment ();
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} else if (CurC == '\0') {
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/* End of line inside macro argument list - read next line */
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/* End of line inside macro argument list - read next line */
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if (NextLine () == 0) {
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return 0;
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}
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} else {
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/* Just copy the character */
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/* Just copy the character */
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*B++ = CurC;
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NextChar ();
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NextChar ();
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}
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}
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/* Compare formal argument count with actual */
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if (M->ArgCount != ArgCount) {
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PPError ("Macro argument count mismatch");
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/* Be sure to make enough empty arguments available */
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while (ArgCount < M->ArgCount) {
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M->ActualArgs [ArgCount++] = "";
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}
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PPError ("Macro argument count mismatch");
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/* Be sure to make enough empty arguments available */
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while (ArgCount < M->ArgCount) {
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M->ActualArgs [ArgCount++] = "";
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}
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}
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/* Preprocess the line, replacing macro parameters */
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@ -570,20 +594,10 @@ static int Pass1 (const char* From, char* To)
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mptr = CopyQuotedString (mptr);
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} else if (CurC == '/' && NextC == '*') {
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keepch (' ');
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Comment ();
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OldStyleComment ();
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} else if (ANSI == 0 && CurC == '/' && NextC == '/') {
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keepch (' ');
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/* Beware: Because line continuation chars are handled when reading
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* lines, we may only skip til the end of the source line, which
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* may not be the same as the end of the input line. The end of the
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* source line is denoted by a lf (\n) character.
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*/
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do {
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NextChar ();
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} while (CurC != '\n' && CurC != '\0');
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if (CurC == '\n') {
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NextChar ();
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}
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NewStyleComment ();
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} else {
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*mptr++ = CurC;
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NextChar ();
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@ -906,7 +920,7 @@ void Preprocess (void)
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case PP_ELSE:
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if (IfIndex >= 0) {
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if ((IfStack[IfIndex] & IFCOND_ELSE) == 0) {
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if ((IfStack[IfIndex] & IFCOND_ELSE) == 0) {
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if ((IfStack[IfIndex] & IFCOND_SKIP) == 0) {
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Skip = !Skip;
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}
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