Fix compile error with string literals in ternary operator

The ':' symbol was not recognized as a separator in stringize mode
so you always got a weird compile error with a code like this:

(condition) ? "yes : "no"

error 001: expected token: "-string end-", but found "-identifier-"

See 2) here: http://forum.sa-mp.com/showthread.php?t=355877

Author: Zeex

stringize.patch

@@ -9,7 +9,7 @@ diff -ruNpw SOURCE/COMPILER/sc2.c SOURCE_patched/COMPILER/sc2.c
  static cell litchar(const unsigned char **lptr,int flags);
  static symbol *find_symbol(const symbol *root,const char *name,int fnumber,int automaton,int *cmptag);
 
-@@ -1724,32 +1725,136 @@ SC_FUNC void preprocess(void)
+@@ -1724,32 +1725,140 @@ SC_FUNC void preprocess(void)
    } while (iscommand!=CMD_NONE && iscommand!=CMD_TERM && freading); /* enddo */
  }
 
@@ -37,7 +37,8 @@ diff -ruNpw SOURCE/COMPILER/sc2.c SOURCE_patched/COMPILER/sc2.c
 +        lptr--;
 +        instring=1;
 +        *flags |= STRINGIZE;
-+      } else if (*lptr==')' || *lptr==',' || *lptr=='}' || *lptr==';' || *lptr=='\r' || *lptr=='\n') {
++      } else if (*lptr==')' || *lptr==',' || *lptr=='}' || *lptr==';' |
++                 *lptr==':' || *lptr=='\r' || *lptr=='\n') {
 +        break;
 +      } else if (*lptr!=' ' && *lptr!='\t') {
 +        error(1,"-string end-","-identifier-");
@@ -59,7 +60,8 @@ diff -ruNpw SOURCE/COMPILER/sc2.c SOURCE_patched/COMPILER/sc2.c
 +        lptr=stringize+1;
 +        *flags &= ~STRINGIZE;
 +        continue;
-+      } else if (*stringize==',' || *stringize==')' || *stringize=='}' || *stringize==';') { /* end */
++      } else if (*stringize==',' || *stringize==')' || *stringize=='}' ||
++                 *stringize==';' || *stringize==':') { /* end */
 +        lptr=stringize;
 +        break;
 +      } else if (*stringize=='\0') {
@@ -78,9 +80,9 @@ diff -ruNpw SOURCE/COMPILER/sc2.c SOURCE_patched/COMPILER/sc2.c
    } /* while */
 -  litadd(0);                    /* terminate string */
 +  litadd(0);
-+  
++
 +  if (*lptr==',' || *lptr==')' || *lptr=='}' || *lptr==';' ||
-+      *lptr=='\n' || *lptr=='\r')
++      *lptr==':' || *lptr=='\n' || *lptr=='\r')
 +    lptr=stringize;						/* backtrack to end of last string for closing " */
    return lptr;
  }
@@ -92,7 +94,7 @@ diff -ruNpw SOURCE/COMPILER/sc2.c SOURCE_patched/COMPILER/sc2.c
    ucell val,c;
 +  unsigned char *stringize;
 +  int instring=1;
-+  if (*flags & STRINGIZE)                     
++  if (*flags & STRINGIZE)
 +    while (*lptr==' ' || *lptr=='\t')
 +      lptr++;
 
@@ -113,7 +115,8 @@ diff -ruNpw SOURCE/COMPILER/sc2.c SOURCE_patched/COMPILER/sc2.c
 +        lptr--;
 +        instring=1;
 +        *flags |= STRINGIZE;
-+      } else if (*lptr==')' || *lptr==',' || *lptr=='}' || *lptr==';' || *lptr=='\r' || *lptr=='\n') {
++      } else if (*lptr==')' || *lptr==',' || *lptr=='}' || *lptr==';' ||
++                 *lptr==':' || *lptr=='\r' || *lptr=='\n') {
 +        break;
 +      } else if (*lptr!=' ' && *lptr!='\t') {
 +        error(1,"-string end-","-identifier-");
@@ -135,7 +138,8 @@ diff -ruNpw SOURCE/COMPILER/sc2.c SOURCE_patched/COMPILER/sc2.c
 +        lptr=stringize+1;
 +        *flags &= ~STRINGIZE;
 +        continue;
-+      } else if (*stringize==',' || *stringize==')' || *stringize=='}' || *stringize==';') { /* end */
++      } else if (*stringize==',' || *stringize==')' || *stringize=='}' |
++                 *stringize==';' || *stringize==':') { /* end */
 +        lptr=stringize;
 +        break;
 +      } else if (*stringize=='\0') {
@@ -167,7 +171,7 @@ diff -ruNpw SOURCE/COMPILER/sc2.c SOURCE_patched/COMPILER/sc2.c
      litadd(0);          /* add full cell of zeros */
 +
 +  if (*lptr==',' || *lptr==')' || *lptr=='}' || *lptr==';' ||
-+      *lptr=='\n' || *lptr=='\r')
++      *lptr==':' || *lptr=='\n' || *lptr=='\r')
 +    lptr=stringize;						/* backtrack to end of last string for closing " */
    return lptr;
  }

stringize.pwn

@@ -2,24 +2,46 @@
 	#error Must be compiled with runtime checks
 #endif
 
+forward force_compile();
+
+native print(const s[]);
 native strcmp(const string1[], const string2[],
               bool:ignorecase=false, length=cellmax);
 
-#define N 1
-#define F 2.34
-
-assert_equal(const s1[], const s2[]) {
+static assert_equal(const s1[], const s2[]) {
 	assert(strcmp(s1, s2) == 0);
 }
 
-main() {
+test_concat() {
 	assert_equal("foo""bar", "foobar");
 	assert_equal("foo" "bar", "foobar");
 	assert_equal("foo"	"bar", "foobar");
 	assert_equal("foo"#"bar", "foobar");
 	assert_equal("foo"##"bar", "foobar");
 	assert_equal("foo"#######"bar", "foobar");
+}
+
+test_stringize() {
+	#define N 1
+	#define F 2.34
 	assert_equal(#N, "1");
 	assert_equal(#F, "2.34");
 	assert_equal(#N #F, "12.34");
+	#undef N
+	#undef F
+}
+
+main() {
+	test_concat();
+	test_stringize();
+}
+
+ternary_op() {
+	new a = 5;
+	print((a == 5) ? "is five" : !"is not five");
+	print((a != 5) ? !"is not five" : "is five");
+}
+
+public force_compile() {
+	ternary_op();
 }