[llvm] r185605 - Reapply r185601 with a fix for the cmake build.

Eric Christopher echristo at gmail.com
Wed Jul 3 18:10:38 PDT 2013


Author: echristo
Date: Wed Jul  3 20:10:38 2013
New Revision: 185605

URL: http://llvm.org/viewvc/llvm-project?rev=185605&view=rev
Log:
Reapply r185601 with a fix for the cmake build.

Modified:
    llvm/trunk/autoconf/configure.ac
    llvm/trunk/cmake/config-ix.cmake
    llvm/trunk/configure
    llvm/trunk/include/llvm/Config/config.h.cmake
    llvm/trunk/include/llvm/Config/config.h.in
    llvm/trunk/lib/Support/Unix/Path.inc

Modified: llvm/trunk/autoconf/configure.ac
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/autoconf/configure.ac?rev=185605&r1=185604&r2=185605&view=diff
==============================================================================
--- llvm/trunk/autoconf/configure.ac (original)
+++ llvm/trunk/autoconf/configure.ac Wed Jul  3 20:10:38 2013
@@ -1619,6 +1619,7 @@ AC_CHECK_FUNCS([mktemp posix_spawn pread
 AC_CHECK_FUNCS([strerror strerror_r setenv arc4random ])
 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev])
+AC_CHECK_FUNCS([futimes futimens])
 AC_C_PRINTF_A
 AC_FUNC_RAND48
 

Modified: llvm/trunk/cmake/config-ix.cmake
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/cmake/config-ix.cmake?rev=185605&r1=185604&r2=185605&view=diff
==============================================================================
--- llvm/trunk/cmake/config-ix.cmake (original)
+++ llvm/trunk/cmake/config-ix.cmake Wed Jul  3 20:10:38 2013
@@ -136,6 +136,8 @@ check_symbol_exists(log10 math.h HAVE_LO
 check_symbol_exists(exp math.h HAVE_EXP)
 check_symbol_exists(exp2 math.h HAVE_EXP2)
 check_symbol_exists(exp10 math.h HAVE_EXP10)
+check_symbol_exists(futimens sys/stat.h HAVE_FUTIMENS)
+check_symbol_exists(futimes sys/time.h HAVE_FUTIMES)
 if( HAVE_SETJMP_H )
   check_symbol_exists(longjmp setjmp.h HAVE_LONGJMP)
   check_symbol_exists(setjmp setjmp.h HAVE_SETJMP)

Modified: llvm/trunk/configure
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/configure?rev=185605&r1=185604&r2=185605&view=diff
==============================================================================
--- llvm/trunk/configure (original)
+++ llvm/trunk/configure Wed Jul  3 20:10:38 2013
@@ -10546,7 +10546,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 10542 "configure"
+#line 10549 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -18959,6 +18959,117 @@ for ac_func in setjmp longjmp sigsetjmp
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
 { echo "$as_me:$LINENO: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }
+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define $ac_func innocuous_$ac_func
+
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func (); below.
+    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+    <limits.h> exists even on freestanding compilers.  */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef $ac_func
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char $ac_func ();
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined __stub_$ac_func || defined __stub___$ac_func
+choke me
+#endif
+
+int
+main ()
+{
+return $ac_func ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+  (eval "$ac_link") 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+  { (case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  eval "$as_ac_var=yes"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	eval "$as_ac_var=no"
+fi
+
+rm -f core conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+fi
+ac_res=`eval echo '${'$as_ac_var'}'`
+	       { echo "$as_me:$LINENO: result: $ac_res" >&5
+echo "${ECHO_T}$ac_res" >&6; }
+if test `eval echo '${'$as_ac_var'}'` = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+
+
+for ac_func in futimes futimens
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+{ echo "$as_me:$LINENO: checking for $ac_func" >&5
 echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }
 if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then
   echo $ECHO_N "(cached) $ECHO_C" >&6

Modified: llvm/trunk/include/llvm/Config/config.h.cmake
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Config/config.h.cmake?rev=185605&r1=185604&r2=185605&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Config/config.h.cmake (original)
+++ llvm/trunk/include/llvm/Config/config.h.cmake Wed Jul  3 20:10:38 2013
@@ -170,6 +170,12 @@
 /* Define to 1 if you have the `fmodf' function. */
 #cmakedefine HAVE_FMODF ${HAVE_FMODF}
 
+/* Define to 1 if you have the `futimes' function. */
+#cmakedefine HAVE_FUTIMES ${HAVE_FUTIMES}
+
+/* Define to 1 if you have the `futimens' function */
+#cmakedefine HAVE_FUTIMENS ${HAVE_FUTIMENS}
+
 /* Define to 1 if you have the `getcwd' function. */
 #cmakedefine HAVE_GETCWD ${HAVE_GETCWD}
 

Modified: llvm/trunk/include/llvm/Config/config.h.in
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Config/config.h.in?rev=185605&r1=185604&r2=185605&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Config/config.h.in (original)
+++ llvm/trunk/include/llvm/Config/config.h.in Wed Jul  3 20:10:38 2013
@@ -166,6 +166,12 @@
 /* Define to 1 if you have the `fmodf' function. */
 #undef HAVE_FMODF
 
+/* Define to 1 if you have the `futimens' function. */
+#undef HAVE_FUTIMENS
+
+/* Define to 1 if you have the `futimes' function. */
+#undef HAVE_FUTIMES
+
 /* Define to 1 if you have the `getcwd' function. */
 #undef HAVE_GETCWD
 

Modified: llvm/trunk/lib/Support/Unix/Path.inc
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/Unix/Path.inc?rev=185605&r1=185604&r2=185605&view=diff
==============================================================================
--- llvm/trunk/lib/Support/Unix/Path.inc (original)
+++ llvm/trunk/lib/Support/Unix/Path.inc Wed Jul  3 20:10:38 2013
@@ -626,11 +626,21 @@ error_code permissions(const Twine &path
 }
 
 error_code setLastModificationAndAccessTime(int FD, TimeValue Time) {
+#if defined(HAVE_FUTIMENS)
+  timespec Times[2];
+  Times[0].tv_sec = Time.toPosixTime();
+  Times[0].tv_nsec = 0;
+  Times[1] = Times[0];
+  if (::futimens(FD, Times))
+#elif defined(HAVE_FUTIMES)
   timeval Times[2];
   Times[0].tv_sec = Time.toPosixTime();
   Times[0].tv_usec = 0;
   Times[1] = Times[0];
   if (::futimes(FD, Times))
+#else
+#error Missing futimes() and futimens()
+#endif
     return error_code(errno, system_category());
   return error_code::success();
 }





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