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Remove HAVE_DIRENT_H.

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The autoconf manual: "This macro is obsolescent, as all current systems with
directory libraries have <dirent.h>. New programs need not use this macro."

llvm-svn: 328989
This commit is contained in:
Nico Weber 2018-04-02 17:17:29 +00:00
parent 7f103ba304
commit 8d1a813ee0
3 changed files with 2 additions and 22 deletions
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1
cmake/config-ix.cmake
View File

@ -26,7 +26,6 @@ if( CMAKE_SYSTEM MATCHES "FreeBSD-9.2-RELEASE" AND
endif()
# include checks
check_include_file(dirent.h HAVE_DIRENT_H)
check_include_file(dlfcn.h HAVE_DLFCN_H)
check_include_file(errno.h HAVE_ERRNO_H)
check_include_file(fcntl.h HAVE_FCNTL_H)

4
include/llvm/Config/config.h.cmake
View File

@ -43,10 +43,6 @@
/* Define to 1 if you have the DIA SDK installed, and to 0 if you don't. */
#cmakedefine01 LLVM_ENABLE_DIA_SDK
/* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
*/
#cmakedefine HAVE_DIRENT_H ${HAVE_DIRENT_H}
/* Define to 1 if you have the <dlfcn.h> header file. */
#cmakedefine HAVE_DLFCN_H ${HAVE_DLFCN_H}

19
lib/Support/Unix/Path.inc
View File

@ -31,23 +31,8 @@
#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
#endif
#if HAVE_DIRENT_H
# include <dirent.h>
# define NAMLEN(dirent) strlen((dirent)->d_name)
#else
# define dirent direct
# define NAMLEN(dirent) (dirent)->d_namlen
# if HAVE_SYS_NDIR_H
# include <sys/ndir.h>
# endif
# if HAVE_SYS_DIR_H
# include <sys/dir.h>
# endif
# if HAVE_NDIR_H
# include <ndir.h>
# endif
#endif
#include <dirent.h>
#include <pwd.h>
#ifdef __APPLE__
@ -704,7 +689,7 @@ std::error_code detail::directory_iterator_increment(detail::DirIterState &it) {
if (cur_dir == nullptr && errno != 0) {
return std::error_code(errno, std::generic_category());
} else if (cur_dir != nullptr) {
StringRef name(cur_dir->d_name, NAMLEN(cur_dir));
StringRef name(cur_dir->d_name);
if ((name.size() == 1 && name[0] == '.') ||
(name.size() == 2 && name[0] == '.' && name[1] == '.'))
return directory_iterator_increment(it);