sim: switch to AC_CHECK_FUNCS_ONCE & merge a little

[deliverable/binutils-gdb.git] / sim / m4 / sim_ac_common.m4

diff --git a/sim/m4/sim_ac_common.m4 b/sim/m4/sim_ac_common.m4
index 8cb45a8b72a6ab377d9e3badebfb907bb7f0dad3..78451429a831c8ba5877772bc2b00e63b5e5eca9 100644 (file)
--- a/sim/m4/sim_ac_common.m4
+++ b/sim/m4/sim_ac_common.m4
@@ -56,8 +56,18 @@ AC_CHECK_HEADERS(unistd.h)
 AC_CHECK_HEADERS(sys/time.h sys/times.h sys/resource.h sys/mman.h)
 AC_CHECK_HEADERS(fcntl.h fpu_control.h)
 AC_CHECK_HEADERS(dlfcn.h sys/stat.h)
-AC_CHECK_FUNCS(getrusage time sigaction __setfpucw)
-AC_CHECK_FUNCS(mmap munmap lstat truncate ftruncate posix_fallocate)
+AC_CHECK_FUNCS_ONCE(m4_flatten([
+  __setfpucw
+  ftruncate
+  getrusage
+  lstat
+  mmap
+  munmap
+  posix_fallocate
+  sigaction
+  time
+  truncate
+]))
 AC_CHECK_MEMBERS([[struct stat.st_dev], [struct stat.st_ino],
 [struct stat.st_mode], [struct stat.st_nlink], [struct stat.st_uid],
 [struct stat.st_gid], [struct stat.st_rdev], [struct stat.st_size],