From e0c4896ed41faa71445d9e0b1751aba5157343c9 Mon Sep 17 00:00:00 2001 From: Russ Cox Date: Wed, 8 Jan 2020 22:28:44 -0500 Subject: lib9: make a p9frexp function wrapping system frexp Under certain conditions it looks like frexp gets #defined to something else on macOS during system headers, which then breaks the declaration in libc.h. --- include/libc.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'include/libc.h') diff --git a/include/libc.h b/include/libc.h index 94d5b5ca..4fa86b22 100644 --- a/include/libc.h +++ b/include/libc.h @@ -383,7 +383,7 @@ extern int encodefmt(Fmt*); extern int dirmodefmt(Fmt*); extern int exitcode(char*); extern void exits(char*); -extern double frexp(double, int*); +extern double p9frexp(double, int*); extern ulong getcallerpc(void*); #if defined(__GNUC__) || defined(__clang__) #define getcallerpc(x) ((ulong)__builtin_return_address(0)) @@ -436,6 +436,8 @@ extern void (*_unpin)(void); #define atoll p9atoll #define encrypt p9encrypt #define decrypt p9decrypt +#undef frexp +#define frexp p9frexp #define getenv p9getenv #define getwd p9getwd #define longjmp p9longjmp -- cgit v1.2.3