3 files changed, 34 insertions, 16 deletions

diff --git a/apt-pkg/contrib/macros.h b/apt-pkg/contrib/macros.h
index 9aeb77b81..c39caf198 100644
--- a/apt-pkg/contrib/macros.h
+++ b/apt-pkg/contrib/macros.h
@@ -56,33 +56,33 @@
 
 // some nice optional GNUC features
 #if __GNUC__ >= 3
-        #define __must_check    __attribute__ ((warn_unused_result))
-        #define __deprecated    __attribute__ ((deprecated))
-        /* likely() and unlikely() can be used to mark boolean expressions
-           as (not) likely true which will help the compiler to optimise */
-        #define likely(x)       __builtin_expect (!!(x), 1)
-        #define unlikely(x)     __builtin_expect (!!(x), 0)
+	#define __must_check	__attribute__ ((warn_unused_result))
+	#define __deprecated	__attribute__ ((deprecated))
+	/* likely() and unlikely() can be used to mark boolean expressions
+	   as (not) likely true which will help the compiler to optimise */
+	#define likely(x)	__builtin_expect (!!(x), 1)
+	#define unlikely(x)	__builtin_expect (!!(x), 0)
 #else
-        #define __must_check    /* no warn_unused_result */
-        #define __deprecated    /* no deprecated */
-        #define likely(x)       (x)
-        #define unlikely(x)     (x)
+	#define __must_check	/* no warn_unused_result */
+	#define __deprecated	/* no deprecated */
+	#define likely(x)	(x)
+	#define unlikely(x)	(x)
 #endif
 
 // cold functions are unlikely() to be called
 #if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4
-        #define __cold  __attribute__ ((__cold__))
+	#define __cold	__attribute__ ((__cold__))
 #else
-        #define __cold  /* no cold marker */
+	#define __cold	/* no cold marker */
 #endif
 
 #ifdef __GNUG__
 // Methods have a hidden this parameter that is visible to this attribute
-	#define __like_printf_1 __attribute__ ((format (printf, 2, 3)))
-	#define __like_printf_2 __attribute__ ((format (printf, 3, 4)))
+	#define __like_printf_1	__attribute__ ((format (printf, 2, 3)))
+	#define __like_printf_2	__attribute__ ((format (printf, 3, 4)))
 #else
-	#define __like_printf_1
-	#define __like_printf_2
+	#define __like_printf_1	/* no like-printf */
+	#define __like_printf_2	/* no like-printf */
 #endif
 
 #endif
diff --git a/apt-pkg/contrib/strutl.cc b/apt-pkg/contrib/strutl.cc
index 2913fbf44..b285a9f2e 100644
--- a/apt-pkg/contrib/strutl.cc
+++ b/apt-pkg/contrib/strutl.cc
@@ -1000,6 +1000,23 @@ bool TokSplitString(char Tok,char *Input,char **List,
    return true;
 }
 									/*}}}*/
+// ExplodeString - Split a string up into a vector			/*{{{*/
+// ---------------------------------------------------------------------
+/* This can be used to split a given string up into a vector, so the
+   propose is the same as in the method above and this one is a bit slower
+   also, but the advantage is that we an iteratable vector */
+vector<string> ExplodeString(string const &haystack, char const &split) {
+	string::const_iterator start = haystack.begin();
+	string::const_iterator end = start;
+	vector<string> exploded;
+	do {
+		for (; end != haystack.end() && *end != split; ++end);
+		exploded.push_back(string(start, end));
+		start = end;
+	} while (end != haystack.end() && (++end) != haystack.end());
+	return exploded;
+}
+									/*}}}*/
 // RegexChoice - Simple regex list/list matcher				/*{{{*/
 // ---------------------------------------------------------------------
 /* */
diff --git a/apt-pkg/contrib/strutl.h b/apt-pkg/contrib/strutl.h
index 2b2e147fb..3bdb65b4d 100644
--- a/apt-pkg/contrib/strutl.h
+++ b/apt-pkg/contrib/strutl.h
@@ -59,6 +59,7 @@ bool StrToNum(const char *Str,unsigned long &Res,unsigned Len,unsigned Base = 0)
 bool Hex2Num(const string &Str,unsigned char *Num,unsigned int Length);
 bool TokSplitString(char Tok,char *Input,char **List,
 		    unsigned long ListMax);
+vector<string> ExplodeString(string const &haystack, char const &split=',');
 void ioprintf(ostream &out,const char *format,...) APT_FORMAT2;
 void strprintf(string &out,const char *format,...) APT_FORMAT2;
 char *safe_snprintf(char *Buffer,char *End,const char *Format,...) APT_FORMAT3;