[PATCH 03/17] tools/nolibc: make sys_mmap() automatically use the right __NR_mmap definition

Willy Tarreau
2022-07-19T21:45:59Z

__NR_mmap2 was used for i386 but it's also needed for other archs such
as RISCV32 or ARM. Let's decide to use it based on the __NR_mmap2
definition as it's not defined on other archs.

Signed-off-by: Willy Tarreau <w@1wt.eu>
---
tools/include/nolibc/sys.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h
index b8c96878c9ce..ce3ee03aa679 100644
--- a/tools/include/nolibc/sys.h
+++ b/tools/include/nolibc/sys.h
@@ -697,7 +697,7 @@ void *sys_mmap(void *addr, size_t length, int prot, int flags, int fd,

int n;

-#if defined(__i386__)
+#if defined(__NR_mmap2)
n = __NR_mmap2;
offset >>= 12;
#else
--
2.17.5