X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/0db4a45bf91faa06616a90865068ac6c07885edf..6627bdccce46a9acdae09d37e6e1444a5f7384e1:/apt-pkg/contrib/strutl.h

diff --git a/apt-pkg/contrib/strutl.h b/apt-pkg/contrib/strutl.h
index 715812a80..6ec2b7811 100644
--- a/apt-pkg/contrib/strutl.h
+++ b/apt-pkg/contrib/strutl.h
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description								/*{{{*/
-// $Id: strutl.h,v 1.18 2001/05/27 05:19:30 jgg Exp $
+// $Id: strutl.h,v 1.22 2003/02/02 22:20:27 jgg Exp $
 /* ######################################################################
 
    String Util - These are some useful string functions
@@ -33,47 +33,75 @@ using std::ostream;
 #ifdef __GNUG__
 // Methods have a hidden this parameter that is visible to this attribute
 #define APT_FORMAT2 __attribute__ ((format (printf, 2, 3)))
+#define APT_FORMAT3 __attribute__ ((format (printf, 3, 4)))
 #else
 #define APT_FORMAT2
+#define APT_FORMAT3
 #endif    
     
 char *_strstrip(char *String);
 char *_strtabexpand(char *String,size_t Len);
 bool ParseQuoteWord(const char *&String,string &Res);
 bool ParseCWord(const char *&String,string &Res);
-string QuoteString(string Str,const char *Bad);
-string DeQuoteString(string Str);
+string QuoteString(const string &Str,const char *Bad);
+string DeQuoteString(const string &Str);
 string SizeToStr(double Bytes);
 string TimeToStr(unsigned long Sec);
-string Base64Encode(string Str);
-string URItoFileName(string URI);
+string Base64Encode(const string &Str);
+string URItoFileName(const string &URI);
 string TimeRFC1123(time_t Date);
-bool StrToTime(string Val,time_t &Result);
-string LookupTag(string Message,const char *Tag,const char *Default = 0);
-int StringToBool(string Text,int Default = -1);
+bool StrToTime(const string &Val,time_t &Result);
+string LookupTag(const string &Message,const char *Tag,const char *Default = 0);
+int StringToBool(const string &Text,int Default = -1);
 bool ReadMessages(int Fd, vector<string> &List);
 bool StrToNum(const char *Str,unsigned long &Res,unsigned Len,unsigned Base = 0);
-bool Hex2Num(string Str,unsigned char *Num,unsigned int Length);
+bool Hex2Num(const string &Str,unsigned char *Num,unsigned int Length);
 bool TokSplitString(char Tok,char *Input,char **List,
 		    unsigned long ListMax);
 void ioprintf(ostream &out,const char *format,...) APT_FORMAT2;
-bool CheckDomainList(string Host,string List);
+char *safe_snprintf(char *Buffer,char *End,const char *Format,...) APT_FORMAT3;
+bool CheckDomainList(const string &Host, const string &List);
 
-int stringcmp(const char *A,const char *AEnd,const char *B,const char *BEnd);
-inline int stringcmp(const char *A,const char *AEnd,const char *B) {return stringcmp(A,AEnd,B,B+strlen(B));};
-inline int stringcmp(string A,const char *B) {return stringcmp(A.c_str(),A.c_str()+A.length(),B,B+strlen(B));};
+#define APT_MKSTRCMP(name,func) \
+inline int name(const char *A,const char *AEnd,const char *B) {return func(A,AEnd,B,B+strlen(B));}; \
+inline int name(string A,const char *B) {return func(A.c_str(),A.c_str()+A.length(),B,B+strlen(B));}; \
+inline int name(string A,string B) {return func(A.c_str(),A.c_str()+A.length(),B.c_str(),B.c_str()+B.length());}; \
+inline int name(string A,const char *B,const char *BEnd) {return func(A.c_str(),A.c_str()+A.length(),B,BEnd);}; 
+
+#define APT_MKSTRCMP2(name,func) \
+inline int name(const char *A,const char *AEnd,const char *B) {return func(A,AEnd,B,B+strlen(B));}; \
+inline int name(string A,const char *B) {return func(A.begin(),A.end(),B,B+strlen(B));}; \
+inline int name(string A,string B) {return func(A.begin(),A.end(),B.begin(),B.end());}; \
+inline int name(string A,const char *B,const char *BEnd) {return func(A.begin(),A.end(),B,BEnd);}; 
 
+int stringcmp(const char *A,const char *AEnd,const char *B,const char *BEnd);
 int stringcasecmp(const char *A,const char *AEnd,const char *B,const char *BEnd);
-inline int stringcasecmp(const char *A,const char *AEnd,const char *B) {return stringcasecmp(A,AEnd,B,B+strlen(B));};
-inline int stringcasecmp(string A,const char *B) {return stringcasecmp(A.c_str(),A.c_str()+A.length(),B,B+strlen(B));};
-inline int stringcasecmp(string A,string B) {return stringcasecmp(A.c_str(),A.c_str()+A.length(),B.c_str(),B.c_str()+B.length());};
-inline int stringcasecmp(string A,const char *B,const char *BEnd) {return stringcasecmp(A.c_str(),A.c_str()+A.length(),B,BEnd);};
+
+/* We assume that GCC 3 indicates that libstdc++3 is in use too. In that
+   case the definition of string::const_iterator is not the same as
+   const char * and we need these extra functions */
+#if __GNUC__ >= 3
+int stringcmp(string::const_iterator A,string::const_iterator AEnd,
+	      const char *B,const char *BEnd);
+int stringcmp(string::const_iterator A,string::const_iterator AEnd,
+	      string::const_iterator B,string::const_iterator BEnd);
+int stringcasecmp(string::const_iterator A,string::const_iterator AEnd,
+		  const char *B,const char *BEnd);
+int stringcasecmp(string::const_iterator A,string::const_iterator AEnd,
+                  string::const_iterator B,string::const_iterator BEnd);
+
+inline int stringcmp(string::const_iterator A,string::const_iterator Aend,const char *B) {return stringcmp(A,Aend,B,B+strlen(B));};
+inline int stringcasecmp(string::const_iterator A,string::const_iterator Aend,const char *B) {return stringcasecmp(A,Aend,B,B+strlen(B));};
+#endif
+
+APT_MKSTRCMP2(stringcmp,stringcmp);
+APT_MKSTRCMP2(stringcasecmp,stringcasecmp);
 
 inline const char *DeNull(const char *s) {return (s == 0?"(null)":s);};
 
 class URI
 {
-   void CopyFrom(string From);
+   void CopyFrom(const string &From);
 		 
    public:
    
@@ -85,9 +113,9 @@ class URI
    unsigned int Port;
    
    operator string();
-   inline void operator =(string From) {CopyFrom(From);};
+   inline void operator =(const string &From) {CopyFrom(From);};
    inline bool empty() {return Access.empty();};
-   static string SiteOnly(string URI);
+   static string SiteOnly(const string &URI);
    
    URI(string Path) {CopyFrom(Path);};
    URI() : Port(0) {};
@@ -99,7 +127,7 @@ struct SubstVar
    const string *Contents;
 };
 string SubstVar(string Str,const struct SubstVar *Vars);
-string SubstVar(string Str,string Subst,string Contents);
+string SubstVar(const string &Str,const string &Subst,const string &Contents);
 
 struct RxChoiceList
 {