tjh.dev
1From d12ecb83d01dcb580dd94f4d57828f33d3eb4c35 Mon Sep 17 00:00:00 2001
2From: Natanael Copa <ncopa@alpinelinux.org>
3Date: Thu, 18 Feb 2016 15:33:21 +0100
4Subject: [PATCH 3/3] Fix DynamicLibrary to build with musl libc
5
6stdin/out/err is part of the libc and not the kernel so we check for the
7specific libc that does the unexpected instead of linux.
8
9This is needed for making it build with musl libc.
10---
11 lib/Support/DynamicLibrary.cpp | 4 ++--
12 1 file changed, 2 insertions(+), 2 deletions(-)
13
14diff --git a/lib/Support/DynamicLibrary.cpp b/lib/Support/DynamicLibrary.cpp
15index 9a7aeb5..0c1c8f8 100644
16--- a/lib/Support/DynamicLibrary.cpp
17+++ b/lib/Support/DynamicLibrary.cpp
18@@ -140,10 +140,10 @@ void* DynamicLibrary::SearchForAddressOfSymbol(const char *symbolName) {
19 #define EXPLICIT_SYMBOL(SYM) \
20 if (!strcmp(symbolName, #SYM)) return &SYM
21
22-// On linux we have a weird situation. The stderr/out/in symbols are both
23+// On GNU libc we have a weird situation. The stderr/out/in symbols are both
24 // macros and global variables because of standards requirements. So, we
25 // boldly use the EXPLICIT_SYMBOL macro without checking for a #define first.
26-#if defined(__linux__) and !defined(__ANDROID__)
27+#if defined(__GLIBC__)
28 {
29 EXPLICIT_SYMBOL(stderr);
30 EXPLICIT_SYMBOL(stdout);
31--
322.7.3
33