String enhance...

2 files changed, 15 insertions, 2 deletions

diff --git a/include/String.h b/include/String.h
index b614d8d..fbeb9fc 100644
--- a/include/String.h
+++ b/include/String.h
@@ -50,7 +50,8 @@ class String : public Base {
       String(unsigned long long);
       String(double);
       ~String();
-    const char * set(char *, ...);
+    const char * set(const char *, ...);
+    const char * set(const String &, ...);
     const char * to_charp(size_t = 0, ssize_t = -1) const;
     String extract(size_t = 0, ssize_t = -1) const;
     char * strdup(size_t = 0, ssize_t = -1) const;
diff --git a/lib/String.cc b/lib/String.cc
index fa1db50..83adad7 100644
--- a/lib/String.cc
+++ b/lib/String.cc
@@ -71,7 +71,7 @@ String::~String() {
     free(str);
 }
 
-const char * String::set(char * s, ...) {
+const char * String::set(const char * s, ...) {
     va_list ap;
 
     va_start(ap, s);
@@ -83,6 +83,18 @@ const char * String::set(char * s, ...) {
     return t;
 }
 
+const char * String::set(const String & s, ...) {
+    va_list ap;
+
+    va_start(ap, s);
+    vsnprintf(t, BUFSIZ, s.str, ap);
+    free(str);
+    str = Base::strdup(t);
+    va_end(ap);
+    siz = ::strlen(str);
+    return t;
+}
+
 const char * String::to_charp(size_t from, ssize_t to) const {
     if (to < 0) {
 	strncpy(t, &(str[from]), BUFSIZ);