lib: establish Zircon libc++ and KTL foundation

1 files changed, 135 insertions, 0 deletions

diff --git a/third_party/libcxx/include/c++/v1/stdlib.h b/third_party/libcxx/include/c++/v1/stdlib.h
new file mode 100644
index 0000000..8dfdfa4
--- /dev/null
+++ b/third_party/libcxx/include/c++/v1/stdlib.h
@@ -0,0 +1,135 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+/*
+    stdlib.h synopsis
+
+Macros:
+
+    EXIT_FAILURE
+    EXIT_SUCCESS
+    MB_CUR_MAX
+    NULL
+    RAND_MAX
+
+Types:
+
+    size_t
+    div_t
+    ldiv_t
+    lldiv_t                                                               // C99
+
+double    atof (const char* nptr);
+int       atoi (const char* nptr);
+long      atol (const char* nptr);
+long long atoll(const char* nptr);                                        // C99
+double             strtod  (const char* restrict nptr, char** restrict endptr);
+float              strtof  (const char* restrict nptr, char** restrict endptr); // C99
+long double        strtold (const char* restrict nptr, char** restrict endptr); // C99
+long               strtol  (const char* restrict nptr, char** restrict endptr, int base);
+long long          strtoll (const char* restrict nptr, char** restrict endptr, int base); // C99
+unsigned long      strtoul (const char* restrict nptr, char** restrict endptr, int base);
+unsigned long long strtoull(const char* restrict nptr, char** restrict endptr, int base); // C99
+int rand(void);
+void srand(unsigned int seed);
+void* calloc(size_t nmemb, size_t size);
+void free(void* ptr);
+void* malloc(size_t size);
+void* realloc(void* ptr, size_t size);
+void abort(void);
+int atexit(void (*func)(void));
+void exit(int status);
+void _Exit(int status);
+char* getenv(const char* name);
+int system(const char* string);
+void* bsearch(const void* key, const void* base, size_t nmemb, size_t size,
+              int (*compar)(const void *, const void *));
+void qsort(void* base, size_t nmemb, size_t size,
+           int (*compar)(const void *, const void *));
+int         abs(      int j);
+long        abs(     long j);
+long long   abs(long long j);                                             // C++0X
+long       labs(     long j);
+long long llabs(long long j);                                             // C99
+div_t     div(      int numer,       int denom);
+ldiv_t    div(     long numer,      long denom);
+lldiv_t   div(long long numer, long long denom);                          // C++0X
+ldiv_t   ldiv(     long numer,      long denom);
+lldiv_t lldiv(long long numer, long long denom);                          // C99
+int mblen(const char* s, size_t n);
+int mbtowc(wchar_t* restrict pwc, const char* restrict s, size_t n);
+int wctomb(char* s, wchar_t wchar);
+size_t mbstowcs(wchar_t* restrict pwcs, const char* restrict s, size_t n);
+size_t wcstombs(char* restrict s, const wchar_t* restrict pwcs, size_t n);
+int at_quick_exit(void (*func)(void))                                     // C++11
+void quick_exit(int status);                                              // C++11
+void *aligned_alloc(size_t alignment, size_t size);                       // C11
+
+*/
+
+#if defined(__cplusplus) && __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
+#  include <__cxx03/stdlib.h>
+#else
+#  include <__config>
+
+#  if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
+#    pragma GCC system_header
+#  endif
+
+// The inclusion of the system's <stdlib.h> is intentionally done once outside of any include
+// guards because some code expects to be able to include the underlying system header multiple
+// times to get different definitions based on the macros that are set before inclusion.
+#  if __has_include_next(<stdlib.h>)
+#    include_next <stdlib.h>
+#  endif
+
+#  if !defined(_LIBCPP_STDLIB_H)
+#    define _LIBCPP_STDLIB_H
+
+#    ifdef __cplusplus
+extern "C++" {
+// abs
+
+#      ifdef abs
+#        undef abs
+#      endif
+#      ifdef labs
+#        undef labs
+#      endif
+#      ifdef llabs
+#        undef llabs
+#      endif
+
+#      include <__math/abs.h>
+using std::__math::abs;
+
+// div
+
+#      ifdef div
+#        undef div
+#      endif
+#      ifdef ldiv
+#        undef ldiv
+#      endif
+#      ifdef lldiv
+#        undef lldiv
+#      endif
+
+// MSVCRT already has the correct prototype in <stdlib.h> if __cplusplus is defined
+#      if !defined(_LIBCPP_MSVCRT)
+inline _LIBCPP_HIDE_FROM_ABI ldiv_t div(long __x, long __y) _NOEXCEPT { return ::ldiv(__x, __y); }
+#        if !(defined(__FreeBSD__) && !defined(__LONG_LONG_SUPPORTED))
+inline _LIBCPP_HIDE_FROM_ABI lldiv_t div(long long __x, long long __y) _NOEXCEPT { return ::lldiv(__x, __y); }
+#        endif
+#      endif // _LIBCPP_MSVCRT
+} // extern "C++"
+#    endif   // __cplusplus
+#  endif     // _LIBCPP_STDLIB_H
+
+#endif // defined(__cplusplus) && __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)