From 45fdade6c0415ec5af3f9312e6311a4ccc682a7b Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Wed, 28 Dec 2022 18:24:21 -0800 Subject: direct_mmap: Use off_t on linux off64_t is not provided without defining _LARGEFILE64_SOURCE on musl this define is not defined automatically like glibc where it gets defined when _GNU_SOURCE is defined. Using off_t makes it portable across musl/glibc and for using 64bit off_t on glibc 32bit systems -D_FILE_OFFSET_BITS=64 can be defined during build via CXXFLAGS Signed-off-by: Khem Raj --- absl/base/internal/direct_mmap.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'absl/base/internal') diff --git a/absl/base/internal/direct_mmap.h b/absl/base/internal/direct_mmap.h index 815b8d23..fdf88f0b 100644 --- a/absl/base/internal/direct_mmap.h +++ b/absl/base/internal/direct_mmap.h @@ -72,7 +72,7 @@ namespace base_internal { // Platform specific logic extracted from // https://chromium.googlesource.com/linux-syscall-support/+/master/linux_syscall_support.h inline void* DirectMmap(void* start, size_t length, int prot, int flags, int fd, - off64_t offset) noexcept { + off_t offset) noexcept { #if defined(__i386__) || defined(__ARM_ARCH_3__) || defined(__ARM_EABI__) || \ defined(__m68k__) || defined(__sh__) || \ (defined(__hppa__) && !defined(__LP64__)) || \ @@ -102,7 +102,7 @@ inline void* DirectMmap(void* start, size_t length, int prot, int flags, int fd, #else return reinterpret_cast( syscall(SYS_mmap2, start, length, prot, flags, fd, - static_cast(offset / pagesize))); + offset / pagesize)); #endif #elif defined(__s390x__) // On s390x, mmap() arguments are passed in memory. -- cgit v1.2.3