std_cstring.h: #define away all global functions we will redeclare in namespace `std'.

* include/c_std/bin/std_cstring.h: #define away all global
	functions we will redeclare in namespace `std'.
	* libsupc++/eh_alloc.cc (__cxa_allocate_exception): Use
	std::memset, instead of memset.
	* testsuite/19_diagnostics/stdexceptions.cc: Use `std::strcmp',
	not plain `strcmp'.
	* testsuite/21_strings/c_strings.cc: Use `std::strcpy' instead of
	plain `strcpy'.

From-SVN: r42555

libstdc++-v3/ChangeLog

@@ -1,3 +1,14 @@
+2001-05-24  Mark Mitchell  <mark@codesourcery.com>
+
+	* include/c_std/bin/std_cstring.h: #define away all global
+	functions we will redeclare in namespace `std'.
+	* libsupc++/eh_alloc.cc (__cxa_allocate_exception): Use
+	std::memset, instead of memset.
+	* testsuite/19_diagnostics/stdexceptions.cc: Use `std::strcmp',
+	not plain `strcmp'.
+	* testsuite/21_strings/c_strings.cc: Use `std::strcpy' instead of
+	plain `strcpy'.
+	
 2001-05-24  Benjamin Kosnik  <bkoz@redhat.com>
 
 	libstdc++/2832

libstdc++-v3/include/c_std/bits/std_cstring.h

@@ -41,11 +41,28 @@
 
 
 // Need to mangle these "C" functions because C++ modifies their signature.
-#define memchr  __glibcpp_memchr
-#define strchr  __glibcpp_strchr
+#define memcpy __glibcpp_memcpy
+#define memmove __glibcpp_memmove
+#define strcpy __glibcpp_strcpy
+#define strncpy __glibcpp_strncpy
+#define strcat __glibcpp_strcat
+#define strncat __glibcpp_strncat
+#define memcmp __glibcpp_memcmp
+#define strcmp __glibcpp_strcmp
+#define strcoll __glibcpp_strcoll
+#define strncmp __glibcpp_strncmp
+#define strxfrm __glibcpp_strxfrm
+#define memchr __glibcpp_memchr
+#define strchr __glibcpp_strchr
+#define strcspn __glibcpp_strcspn
 #define strpbrk __glibcpp_strpbrk
 #define strrchr __glibcpp_strrchr
-#define strstr  __glibcpp_strstr
+#define strspn __glibcpp_strspn
+#define strstr __glibcpp_strstr
+#define strtok __glibcpp_strtok
+#define memset __glibcpp_memset
+#define strerror __glibcpp_strerror
+#define strlen __glibcpp_strlen
 
 #pragma GCC system_header
 #include <string.h>
@@ -76,53 +93,111 @@
 
 namespace std 
 {
-  extern "C" void* memcpy(void*, const void*, size_t); 
+  inline void*
+  memcpy(void* __p1, const void* __p2, size_t __n)
+  { return __builtin_memcpy(__p1, __p2, __n); }
+
   extern "C" void* memmove(void*, const void*, size_t); 
-  extern "C" char* strcpy(char*, const char*); 
-  extern "C" char* strncpy(char*, const char*, size_t); 
-  extern "C" char* strcat(char*, const char*); 
-  extern "C" char* strncat(char*, const char*, size_t); 
-  extern "C" int memcmp(const void*, const void*, size_t); 
-  extern "C" int strcmp(const char*, const char*); 
+
+  inline char*
+  strcpy(char* __s1, const char* __s2)
+  { return __builtin_strcpy(__s1, __s2); }
+
+  inline char*
+  strncpy(char* __s1, const char* __s2, size_t __n)
+  { return __builtin_strncpy(__s1, __s2, __n); }
+
+  inline char*
+  strcat(char* __s1, const char* __s2)
+  { return __builtin_strcat(__s1, __s2); }
+
+  inline char*
+  strncat(char* __s1, const char* __s2, size_t __n)
+  { return __builtin_strncat(__s1, __s2, __n); }
+
+  inline int
+  memcmp(const void* __p1, const void* __p2, size_t __n)
+  { return __builtin_memcmp(__p1, __p2, __n); }
+
+  inline int
+  strcmp(const char* __s1, const char* __s2)
+  { return __builtin_strcmp(__s1, __s2); }
+
   extern "C" int strcoll(const char*, const char*); 
-  extern "C" int strncmp(const char*, const char*, size_t); 
+
+  inline int
+  strncmp(const char* __s1, const char* __s2, size_t __n)
+  { return __builtin_strncmp(__s1, __s2, __n); }
+
   extern "C" size_t strxfrm(char*, const char*, size_t); 
   extern "C" const void* memchr(const void*, int, size_t); 
+
   inline void*
   memchr(void* __p, int __c, size_t __n)
   {
     return const_cast<void*>(memchr(const_cast<const void*>(__p), __c, __n));
   }
-  extern "C" const char* strchr(const char*, int); 
+
+  inline const char*
+  strchr(const char* __s1, int __n)
+  { return const_cast<const char*>(__builtin_strchr(__s1, __n)); }
+
   inline char*
   strchr(char* __s1, int __n)
   {
-    return const_cast<char*>(strchr(const_cast<const char*>(__s1), __n));
+    return 
+      const_cast<char*>(__builtin_strchr(const_cast<const char*>(__s1), __n));
   }
-  extern "C" size_t strcspn(const char*, const char*); 
-  extern "C" const char* strpbrk(const char*, const char*); 
+
+  inline size_t
+  strcspn(const char* __s1, const char* __s2)
+  { return __builtin_strcspn(__s1, __s2); }
+
+  inline const char*
+  strpbrk(const char* __s1, const char* __s2)
+  { return const_cast<char*>(__builtin_strpbrk(__s1, __s2)); }
+
   inline char*
   strpbrk(char* __s1, const char* __s2)
   {
-    return const_cast<char*>(strpbrk(const_cast<const char*>(__s1), __s2));
+    return const_cast<char*>
+      (__builtin_strpbrk(const_cast<const char*>(__s1), __s2));
   }
-  extern "C" const char* strrchr(const char*, int); 
+
+  inline const char*
+  strrchr(const char* __s1, int __n)
+  { return const_cast<char*>(__builtin_strrchr(__s1, __n)); }
+
   inline char*
   strrchr(char* __s1, int __n)
-  {
-    return const_cast<char*>(strrchr(const_cast<const char*>(__s1), __n));
-  }
-  extern "C" size_t strspn(const char*, const char*); 
-  extern "C" const char* strstr(const char*, const char*); 
+  { return __builtin_strrchr(const_cast<const char*>(__s1), __n); }
+
+  inline size_t
+  strspn(const char* __s1, const char* __s2)
+  { return __builtin_strspn(__s1, __s2); }
+
+  inline const char*
+  strstr(const char* __s1, const char* __s2)
+  { return const_cast<char*>(__builtin_strstr (__s1, __s2)); }
+
   inline char*
   strstr(char* __s1, const char* __s2)
   {
-    return const_cast<char*>(strstr(const_cast<const char*>(__s1), __s2));
+    return (const_cast<char*>
+	    (__builtin_strstr(const_cast<const char*>(__s1), __s2)));
   }
+
   extern "C" char* strtok(char*, const char*); 
-  extern "C" void* memset(void*, int, size_t); 
+
+  inline void*
+  memset(void* __p, int __c, size_t __n)
+  { return __builtin_memset(__p, __c, __n); }
+
   extern "C" char* strerror(int); 
-  extern "C" size_t strlen(const char*);
+
+  inline size_t
+  strlen(const char* __s)
+  { return __builtin_strlen(__s); }
 }
 
 #endif

libstdc++-v3/libsupc++/eh_alloc.cc

@@ -133,7 +133,7 @@ __cxa_allocate_exception(std::size_t thrown_size)
 	std::terminate ();
     }
 
-  memset (ret, 0, sizeof (__cxa_exception));
+  std::memset (ret, 0, sizeof (__cxa_exception));
 
   return (void *)((char *)ret + sizeof (__cxa_exception));
 }

libstdc++-v3/testsuite/19_diagnostics/stdexceptions.cc

@@ -38,7 +38,7 @@ void test01()
   // 2
   // std::logic_error obj((std::string)strlit);
 
-  VERIFY( strcmp(obj.what(), s.data()) == 0 );
+  VERIFY( std::strcmp(obj.what(), s.data()) == 0 );
 }
 
 void test02()
@@ -47,7 +47,7 @@ void test02()
   std::string s("lack of sunlight error");
   std::domain_error x(s);
   
-  VERIFY( strcmp(x.what(), s.data()) == 0 );
+  VERIFY( std::strcmp(x.what(), s.data()) == 0 );
 }
 
 // libstdc++/2089
@@ -64,7 +64,7 @@ void test03()
   try
     { throw fuzzy_logic(); }
   catch(const fuzzy_logic& obj)
-    { VERIFY( strcmp("whoa", obj.what()) == 0 ); }
+    { VERIFY( std::strcmp("whoa", obj.what()) == 0 ); }
   catch(...)
     { VERIFY( false ); }
 }
@@ -93,7 +93,7 @@ void test04()
     obj1 = obj2;
   }
   allocate_on_stack();
-  VERIFY( strcmp(strlit1, obj1.what()) == 0 ); 
+  VERIFY( std::strcmp(strlit1, obj1.what()) == 0 ); 
 
   // block 02
   {
@@ -102,7 +102,7 @@ void test04()
     obj1 = obj3;
   }
   allocate_on_stack();     
-  VERIFY( strcmp(strlit2, obj1.what()) == 0 ); 
+  VERIFY( std::strcmp(strlit2, obj1.what()) == 0 ); 
 }
 
 int main(void)

libstdc++-v3/testsuite/21_strings/c_strings.cc

@@ -34,7 +34,7 @@ void test01()
   const char* ccarray1 = "san francisco roof garden inspectors";
   const char* ccarray2 = "san francisco sunny-day park inspectors";
   char carray[30];
-  strcpy(carray, ccarray1);
+  std::strcpy(carray, ccarray1);
   void* v = carray;
   const void* cv = ccarray1;