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authorAbseil Team <absl-team@google.com>2018-11-19T16·14-0800
committerDerek Mauro <dmauro@google.com>2018-11-19T20·11-0500
commit3088e76c597e068479e82508b1770a7ad0c806b6 (patch)
tree02a478be2cc18263501f80599d3be8ee9abce51b /absl/base
parentf6ae816808cd913e0e2b3e2af14f328fa1071af0 (diff)
Export of internal Abseil changes.
--
5278e56bd7d322ecf161eaf29fd7fa3941d7431b by Greg Falcon <gfalcon@google.com>:

internal change

PiperOrigin-RevId: 222078614
GitOrigin-RevId: 5278e56bd7d322ecf161eaf29fd7fa3941d7431b
Change-Id: I1e86bef2e3733c81148a1a42dccd8182fe3f7fae
Diffstat (limited to 'absl/base')
-rw-r--r--absl/base/internal/direct_mmap.h4
-rw-r--r--absl/base/internal/low_level_alloc.cc2
2 files changed, 6 insertions, 0 deletions
diff --git a/absl/base/internal/direct_mmap.h b/absl/base/internal/direct_mmap.h
index 3e5368db46f5..654a60072703 100644
--- a/absl/base/internal/direct_mmap.h
+++ b/absl/base/internal/direct_mmap.h
@@ -75,7 +75,11 @@ inline void* DirectMmap(void* start, size_t length, int prot, int flags, int fd,
   // On these architectures, implement mmap with mmap2.
   static int pagesize = 0;
   if (pagesize == 0) {
+#if defined(__wasm__) || defined(__asmjs__)
+    pagesize = getpagesize();
+#else
     pagesize = sysconf(_SC_PAGESIZE);
+#endif
   }
   if (offset < 0 || offset % pagesize != 0) {
     errno = EINVAL;
diff --git a/absl/base/internal/low_level_alloc.cc b/absl/base/internal/low_level_alloc.cc
index 015edf8dadb9..4af9c05da0d1 100644
--- a/absl/base/internal/low_level_alloc.cc
+++ b/absl/base/internal/low_level_alloc.cc
@@ -324,6 +324,8 @@ size_t GetPageSize() {
   SYSTEM_INFO system_info;
   GetSystemInfo(&system_info);
   return std::max(system_info.dwPageSize, system_info.dwAllocationGranularity);
+#elif defined(__wasm__) || defined(__asmjs__)
+  return getpagesize();
 #else
   return sysconf(_SC_PAGESIZE);
 #endif