diff --git configure.in configure.in index 0d9236a..0447104 100644 --- configure.in +++ configure.in @@ -8670,6 +8670,20 @@ fi AC_SUBST(MOZ_EM_DEBUG) if test -n "$COMPILE_ENVIRONMENT"; then +AC_MSG_CHECKING([for posix_fadvise]) +AC_TRY_LINK([#define _XOPEN_SOURCE 600 + #include ], + [posix_fadvise(0, 0, 0, 0);], + [ac_cv___posix_fadvise=true], + [ac_cv___posix_fadvise=false]) + +if test "$ac_cv___posix_fadvise" = true ; then + AC_DEFINE(HAVE_POSIX_FADVISE) + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) +fi + AC_MSG_CHECKING([for posix_fallocate]) AC_TRY_LINK([#define _XOPEN_SOURCE 600 #include ], diff --git js/src/configure.in js/src/configure.in index da9767c..352ba14 100644 --- js/src/configure.in +++ js/src/configure.in @@ -4025,6 +4025,20 @@ AC_SUBST(CXX_VERSION) AC_SUBST(MSMANIFEST_TOOL) AC_SUBST(MOZ_LINKER) +AC_MSG_CHECKING([for posix_fadvise]) +AC_TRY_LINK([#define _XOPEN_SOURCE 600 + #include ], + [posix_fadvise(0, 0, 0, 0);], + [ac_cv___posix_fadvise=true], + [ac_cv___posix_fadvise=false]) + +if test "$ac_cv___posix_fadvise" = true ; then + AC_DEFINE(HAVE_POSIX_FADVISE) + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) +fi + AC_MSG_CHECKING([for posix_fallocate]) AC_TRY_LINK([#define _XOPEN_SOURCE 600 #include ], diff --git xpcom/io/nsLocalFileUnix.cpp xpcom/io/nsLocalFileUnix.cpp index bacf06c..0e46e4a 100644 --- xpcom/io/nsLocalFileUnix.cpp +++ xpcom/io/nsLocalFileUnix.cpp @@ -382,7 +382,7 @@ nsLocalFile::OpenNSPRFileDesc(int32_t flags, int32_t mode, PRFileDesc **_retval) PR_Delete(mPath.get()); } -#if defined(LINUX) && !defined(ANDROID) +#if defined(HAVE_POSIX_FADVISE) if (flags & OS_READAHEAD) { posix_fadvise(PR_FileDesc2NativeHandle(*_retval), 0, 0, POSIX_FADV_SEQUENTIAL);