From f1c9f649da5b852929e537101edbbaabe99cb90c Mon Sep 17 00:00:00 2001
From: Henry Kroll III <henry@comptune.com>
Date: Thu, 25 Nov 2010 02:57:19 -0800
Subject: [PATCH] x86_64: fix --with-libgcc and simplify biarch paths

---
 libtcc.c | 12 +++---------
 tcc.h    |  3 +++
 tccelf.c |  8 ++------
 3 files changed, 8 insertions(+), 15 deletions(-)

diff --git a/libtcc.c b/libtcc.c
index 6594141..99a3929 100644
--- a/libtcc.c
+++ b/libtcc.c
@@ -970,15 +970,9 @@ LIBTCCAPI TCCState *tcc_new(void)
     
 #ifndef TCC_TARGET_PE
     /* default library paths */
-# if defined(TCC_TARGET_X86_64_CENTOS)
-    tcc_add_library_path(s, CONFIG_SYSROOT "/usr/lib64");
-    tcc_add_library_path(s, CONFIG_SYSROOT "/lib64");
-    tcc_add_library_path(s, CONFIG_SYSROOT "/usr/local/lib64");
-# else
-    tcc_add_library_path(s, CONFIG_SYSROOT "/usr/lib");
-    tcc_add_library_path(s, CONFIG_SYSROOT "/lib");
-    tcc_add_library_path(s, CONFIG_SYSROOT "/usr/local/lib");
-# endif
+    tcc_add_library_path(s, CONFIG_TCC_CRT_PREFIX);
+    tcc_add_library_path(s, CONFIG_TCC_LDDIR);
+    tcc_add_library_path(s, CONFIG_SYSROOT "/usr/local"CONFIG_TCC_LDDIR);
 #endif
 
     /* no section zero */
diff --git a/tcc.h b/tcc.h
index 492c724..b35e67a 100644
--- a/tcc.h
+++ b/tcc.h
@@ -140,10 +140,13 @@ typedef int BOOL;
 
 /* path to find crt1.o, crti.o and crtn.o. Only needed when generating
    executables or dlls */
+
 #if defined(TCC_TARGET_X86_64_CENTOS)
 # define CONFIG_TCC_CRT_PREFIX CONFIG_SYSROOT "/usr/lib64"
+# define CONFIG_TCC_LDDIR "/lib64"
 #else
 # define CONFIG_TCC_CRT_PREFIX CONFIG_SYSROOT "/usr/lib"
+# define CONFIG_TCC_LDDIR "/lib"
 #endif
 
 #define INCLUDE_STACK_SIZE  32
diff --git a/tccelf.c b/tccelf.c
index c93955b..a1ecf95 100644
--- a/tccelf.c
+++ b/tccelf.c
@@ -1251,7 +1251,7 @@ ST_FUNC void tcc_add_runtime(TCCState *s1)
     if (!s1->nostdlib) {
 #ifdef CONFIG_USE_LIBGCC
         tcc_add_library(s1, "c");
-        tcc_add_file(s1, CONFIG_SYSROOT "/lib/libgcc_s.so.1");
+        tcc_add_file(s1, CONFIG_TCC_LDDIR"/libgcc_s.so.1");
 #else
         tcc_add_library(s1, "c");
 #ifndef WITHOUT_LIBTCC
@@ -1337,11 +1337,7 @@ static char elf_interp[] = "/lib/ld.so.1";
 #elif defined TCC_ARM_EABI
 static const char elf_interp[] = "/lib/ld-linux.so.3";
 #elif defined(TCC_TARGET_X86_64)
-# if defined(TCC_TARGET_X86_64_CENTOS)
-static const char elf_interp[] = "/lib64/ld-linux-x86-64.so.2";
-# else
-static const char elf_interp[] = "/lib/ld-linux-x86-64.so.2";
-# endif /* TCC_TARGET_X86_64_CENTOS */
+static const char elf_interp[] = CONFIG_TCC_LDDIR"/ld-linux-x86-64.so.2";
 #elif defined(TCC_UCLIBC)
 static const char elf_interp[] = "/lib/ld-uClibc.so.0";
 #else