From: Wolfgang Bumiller <blub@speed.at>
Date: Wed, 2 Jan 2013 16:38:24 +0000 (+0100)
Subject: lex->flags.preprocessing causes the lexer to parse the unary number if it is one
X-Git-Tag: before-library~374^2
X-Git-Url: https://de.git.xonotic.org/?p=xonotic%2Fgmqcc.git;a=commitdiff_plain;h=6c076f99f642766814d14ce408bc234c8bad7427

lex->flags.preprocessing causes the lexer to parse the unary number if it is one
---

diff --git a/lexer.c b/lexer.c
index 5e0414b..64cdb3d 100644
--- a/lexer.c
+++ b/lexer.c
@@ -1299,6 +1299,17 @@ int lex_do(lex_file *lex)
                 lex_tokench(lex, nextch);
                 lex_tokench(lex, thirdch);
             }
+        }
+        else if (lex->flags.preprocessing &&
+                 ch == '-' && isdigit(nextch))
+        {
+            lex->tok.ttype = lex_finish_digit(lex, nextch);
+            if (lex->tok.ttype == TOKEN_INTCONST)
+                lex->tok.constval.i = -lex->tok.constval.i;
+            else
+                lex->tok.constval.f = -lex->tok.constval.f;
+            lex_endtoken(lex);
+            return lex->tok.ttype;
         } else
             lex_ungetch(lex, nextch);