CMake configuration: find mkdtemp, mkstemp, mktemp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77219 91177308-0d34-0410-b5e6-96231b3b80d8

cmake/config-ix.cmake

@@ -65,6 +65,9 @@ check_symbol_exists(floorf math.h HAVE_FLOORF)
 check_symbol_exists(mallinfo malloc.h HAVE_MALLINFO)
 check_symbol_exists(malloc_zone_statistics malloc/malloc.h
                     HAVE_MALLOC_ZONE_STATISTICS)
+check_symbol_exists(mkdtemp unistd.h HAVE_MKDTEMP)
+check_symbol_exists(mkstemp unistd.h HAVE_MKSTEMP)
+check_symbol_exists(mktemp unistd.h HAVE_MKTEMP)
 check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK)
 check_symbol_exists(strtoll stdlib.h HAVE_STRTOLL)
 check_symbol_exists(strerror string.h HAVE_STRERROR)

include/llvm/Config/config.h.cmake

@@ -237,13 +237,13 @@
 #cmakedefine HAVE_MEMORY_H ${HAVE_MEMORY_H}
 
 /* Define to 1 if you have the `mkdtemp' function. */
-#undef HAVE_MKDTEMP
+#cmakedefine HAVE_MKDTEMP ${HAVE_MKDTEMP}
 
 /* Define to 1 if you have the `mkstemp' function. */
-#undef HAVE_MKSTEMP
+#cmakedefine HAVE_MKSTEMP ${HAVE_MKSTEMP}
 
 /* Define to 1 if you have the `mktemp' function. */
-#undef HAVE_MKTEMP
+#cmakedefine HAVE_MKTEMP ${HAVE_MKTEMP}
 
 /* Define to 1 if you have a working `mmap' system call. */
 #undef HAVE_MMAP