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71 lines
2.4 KiB
71 lines
2.4 KiB
--- sysroot.orig/usr/include/sys/cdefs.h 2019-07-30 14:14:11.386945311 -0400
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+++ sysroot/usr/include/sys/cdefs.h 2019-07-30 14:12:44.446936650 -0400
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@@ -46,6 +46,18 @@
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#define __END_DECLS
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#endif
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+/* GCC keyword fixes */
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+#ifndef __has_builtin
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+# define __has_builtin(x) 0
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+#endif
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+#ifndef __has_feature
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+# define __has_feature(x) 0
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+#endif
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+#ifndef __clang__
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+# define _Nullable
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+# define _Nonnull
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+#endif
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+
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#define __strong_alias(alias, sym) \
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__asm__(".global " #alias "\n" \
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#alias " = " #sym);
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@@ -176,7 +188,11 @@
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* _FILE_OFFSET_BITS 64 support.
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* See https://android.googlesource.com/platform/bionic/+/master/docs/32-bit-abi.md
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*/
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-#if !defined(__LP64__) && defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS == 64
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+/* Using _FILE_OFFSET_BITS=64 does not work well on Android
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+ * and can cause problems when mixing libraries, which is why
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+ * Termux hides away this unless TERMUX_EXPOSE_FILE_OFFSET64
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+ * is defined. */
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+#if !defined(__LP64__) && defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS == 64 && defined(TERMUX_EXPOSE_FILE_OFFSET64)
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# define __USE_FILE_OFFSET64 1
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/*
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* Note that __RENAME_IF_FILE_OFFSET64 is only valid if the off_t and off64_t
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@@ -243,6 +259,14 @@
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# endif
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#endif
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+/* GCC does not fare well with fortify headers. */
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+#if !defined(__clang__) && (defined(__BIONIC_FORTIFY) || defined(__BIONIC_DECLARE_FORTIFY_HELPERS))
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+# warning "Disabling _FORTIFY_SOURCE, it requires Clang."
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+# undef _FORTIFY_SOURCE
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+# undef __BIONIC_FORTIFY
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+# undef __BIONIC_DECLARE_FORTIFY_HEADERS
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+#endif
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+
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// As we move some FORTIFY checks to be always on, __bos needs to be
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// always available.
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#if defined(__BIONIC_FORTIFY)
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@@ -292,7 +316,11 @@
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# define __BIONIC_INCLUDE_FORTIFY_HEADERS 1
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#endif
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-#define __overloadable __attribute__((overloadable))
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+#ifdef __clang__
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+# define __overloadable __attribute__((overloadable))
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+#else
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+# define __overloadable
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+#endif
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/* Used to tag non-static symbols that are private and never exposed by the shared library. */
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#define __LIBC_HIDDEN__ __attribute__((visibility("hidden")))
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@@ -310,7 +338,7 @@
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/* Used to rename functions so that the compiler emits a call to 'x' rather than the function this was applied to. */
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#define __RENAME(x) __asm__(#x)
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-#if __has_builtin(__builtin_umul_overflow) || __GNUC__ >= 5
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+#if __GNUC__ >= 5 || __has_builtin(__builtin_umul_overflow)
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#if defined(__LP64__)
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#define __size_mul_overflow(a, b, result) __builtin_umull_overflow(a, b, result)
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#else
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