Fixed \ line parsing.

[splint.git] / src / cpplib.c

diff --git a/src/cpplib.c b/src/cpplib.c
index fbbf3ad09cda75d9fda403d031fd49520e7e2b58..db2265e22c0e4fe1493a35d57561b865b27575d5 100644 (file)
--- a/src/cpplib.c
+++ b/src/cpplib.c
@@ -963,6 +963,9 @@ cppOptions_init (cppOptions *opts)
   opts->warn_comments = 0;
   opts->warnings_are_errors = 0;
 
+  /* Added 2003-07-10: */
+  opts->traditional = FALSE;
+  opts->c89 = TRUE;
   initialize_char_syntax (opts);
 }
 
@@ -3726,18 +3729,11 @@ initialize_builtins (cppReader *pfile)
   cpplib_installBuiltin ("__REGISTER_PREFIX__", ctype_string, -1, T_REGISTER_PREFIX_TYPE, 0, NULL, -1);
   cpplib_installBuiltin ("__TIME__", ctype_string, -1, T_TIME, 0, NULL, -1);
 
-  /*
-  ** No, don't define __STDC__
-  **
-
   if (!cppReader_isTraditional (pfile))
     {
       cpplib_installBuiltin ("__STDC__", ctype_int, -1, T_CONST, STDC_VALUE, NULL, -1);
     }
 
-  **
-  */
-
 # ifdef WIN32
     cpplib_installBuiltin ("_WIN32", ctype_int, -1, T_CONST, STDC_VALUE, NULL, -1);
 # endif
@@ -6394,10 +6390,20 @@ get_next:
        op2:
          token = CPP_OTHER;
          pfile->only_seen_white = 0;
-        op2any:
+        op2any: /* jumped to for \ continuations */
          cpplib_reserve(pfile, 3);
          cppReader_putCharQ (pfile, c);
-         cppReader_putCharQ (pfile, cppReader_getC (pfile));
+
+         /* evans 2003-08-24: This is a hack to fix line output for \
+            continuations.  Someday I really should get a decent pre-processor! 
+         */
+
+         if (c == '\\') {
+           (void) cppReader_getC (pfile); /* skip the newline to avoid extra lines */
+         } else {
+           cppReader_putCharQ (pfile, cppReader_getC (pfile)); 
+         }
+
          cppReader_nullTerminateQ (pfile);
          return token;
 
@@ -6663,6 +6669,8 @@ get_next:
 
         case '\\':
          c2 = cppReader_peekC (pfile);
+         //! allow other stuff here if a flag is set?
+         DPRINTF (("Got continuation!"));
          if (c2 != '\n')
            goto randomchar;
          token = CPP_HSPACE;