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author | Paul Eggert <eggert@cs.ucla.edu> | 2022-02-25 15:30:42 -0800 |
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committer | Paul Eggert <eggert@cs.ucla.edu> | 2022-02-25 15:31:05 -0800 |
commit | d125d4f6d1a5d9845824aaf1d1c9dc69699bf2f1 (patch) | |
tree | 0a4b507e4fa343e2a43dace61b97db6ad32b11d8 | |
parent | 2510ffcdcdad4e5cd20455b4891de4f5e128072a (diff) | |
download | gnulib-d125d4f6d1a5d9845824aaf1d1c9dc69699bf2f1.tar.gz |
Port __has_attribute to Apple’s Clang renumbering
Problem reported by Kirill A. Korinsky in:
https://lists.gnu.org/r/bug-gnulib/2022-02/msg00034.html
* config/srclist.txt: Comment out sys/cdefs.h for now.
* lib/cdefs.h (__glibc_has_attribute):
* m4/gnulib-common.m4 (gl_COMMON_BODY):
Port to Apple’s renumbering of Clang versions.
-rw-r--r-- | ChangeLog | 8 | ||||
-rw-r--r-- | config/srclist.txt | 2 | ||||
-rw-r--r-- | lib/cdefs.h | 4 | ||||
-rw-r--r-- | m4/gnulib-common.m4 | 4 |
4 files changed, 15 insertions, 3 deletions
@@ -1,5 +1,13 @@ 2022-02-25 Paul Eggert <eggert@cs.ucla.edu> + Port __has_attribute to Apple’s Clang renumbering + Problem reported by Kirill A. Korinsky in: + https://lists.gnu.org/r/bug-gnulib/2022-02/msg00034.html + * config/srclist.txt: Comment out sys/cdefs.h for now. + * lib/cdefs.h (__glibc_has_attribute): + * m4/gnulib-common.m4 (gl_COMMON_BODY): + Port to Apple’s renumbering of Clang versions. + nanosleep: simplify by using pselect GNU Emacs avoids Gnulib’s ‘select’ module and uses only pselect, which it implements in a special way on MS-DOS. diff --git a/config/srclist.txt b/config/srclist.txt index dc69587e99..d89cd30ed9 100644 --- a/config/srclist.txt +++ b/config/srclist.txt @@ -64,7 +64,7 @@ $LIBCSRC malloc/scratch_buffer_grow.c lib/malloc $LIBCSRC malloc/scratch_buffer_grow_preserve.c lib/malloc $LIBCSRC malloc/scratch_buffer_set_array_size.c lib/malloc #$LIBCSRC include/intprops.h lib -$LIBCSRC misc/sys/cdefs.h lib +#$LIBCSRC misc/sys/cdefs.h lib #$LIBCSRC posix/regcomp.c lib $LIBCSRC posix/regex.c lib $LIBCSRC posix/regex.h lib diff --git a/lib/cdefs.h b/lib/cdefs.h index 44d3826bca..cb2514504f 100644 --- a/lib/cdefs.h +++ b/lib/cdefs.h @@ -41,7 +41,9 @@ Similarly for __has_builtin, etc. */ #if (defined __has_attribute \ && (!defined __clang_minor__ \ - || 3 < __clang_major__ + (5 <= __clang_minor__))) + || (defined __apple_build_version__ \ + ? 6000000 <= __apple_build_version__ \ + : 3 < __clang_major__ + (5 <= __clang_minor__)))) # define __glibc_has_attribute(attr) __has_attribute (attr) #else # define __glibc_has_attribute(attr) 0 diff --git a/m4/gnulib-common.m4 b/m4/gnulib-common.m4 index dbc4079614..c5ced04f18 100644 --- a/m4/gnulib-common.m4 +++ b/m4/gnulib-common.m4 @@ -69,7 +69,9 @@ AC_DEFUN([gl_COMMON_BODY], [ [/* Attributes. */ #if (defined __has_attribute \ && (!defined __clang_minor__ \ - || 3 < __clang_major__ + (5 <= __clang_minor__))) + || (defined __apple_build_version__ \ + ? 6000000 <= __apple_build_version__ \ + : 3 < __clang_major__ + (5 <= __clang_minor__)))) # define _GL_HAS_ATTRIBUTE(attr) __has_attribute (__##attr##__) #else # define _GL_HAS_ATTRIBUTE(attr) _GL_ATTR_##attr |