From 356217eff7416606ebbcf739dbd999ba6b2db299 Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Sat, 8 Aug 2015 18:47:42 -0700
Subject: Improvements to Cba data-structure.

---
 src/misc/vec/vecStr.h | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

(limited to 'src/misc/vec/vecStr.h')

diff --git a/src/misc/vec/vecStr.h b/src/misc/vec/vecStr.h
index 63be43d5..04cd5da8 100644
--- a/src/misc/vec/vecStr.h
+++ b/src/misc/vec/vecStr.h
@@ -283,6 +283,10 @@ static inline char * Vec_StrArray( Vec_Str_t * p )
 {
     return p->pArray;
 }
+static inline char * Vec_StrLimit( Vec_Str_t * p )
+{
+    return p->pArray + p->nSize;
+}
 
 /**Function*************************************************************
 
@@ -299,6 +303,10 @@ static inline int Vec_StrSize( Vec_Str_t * p )
 {
     return p->nSize;
 }
+static inline void Vec_StrSetSize( Vec_Str_t * p, int nSize )
+{
+    p->nSize = nSize;
+}
 
 /**Function*************************************************************
 
@@ -668,6 +676,39 @@ static inline void Vec_StrPrintStr( Vec_Str_t * p, const char * pStr )
         Vec_StrPush( p, pStr[i] );
 }
 
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+#ifdef WIN32
+#define vsnprintf _vsnprintf
+#endif
+
+static inline char * Vec_StrPrintF( Vec_Str_t * p, const char * format, ... )
+{
+    int nAdded, nSize = 1000; 
+    va_list args;  va_start( args, format );
+    Vec_StrGrow( p, Vec_StrSize(p) + nSize );
+    nAdded = vsnprintf( Vec_StrLimit(p), nSize, format, args );
+    if ( nAdded > nSize )
+    {
+        Vec_StrGrow( p, Vec_StrSize(p) + nAdded + nSize );
+        nSize = vsnprintf( Vec_StrLimit(p), nAdded, format, args );
+        assert( nSize == nAdded );
+    }
+    p->nSize += nAdded;
+    va_end( args );
+    return Vec_StrLimit(p) - nAdded;
+}
+
 /**Function*************************************************************
 
   Synopsis    [Appends the string to the char vector.]
-- 
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