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| author | Paul Eggert <eggert@cs.ucla.edu> | 2019-07-06 08:54:24 -0700 |
|---|---|---|
| committer | Paul Eggert <eggert@cs.ucla.edu> | 2019-07-06 08:54:54 -0700 |
| commit | 27e727fb6ceca83a79a37b76741179c1406cc768 (patch) | |
| tree | 7951445d69fbf1246c2892aae9b73951df3640a4 /lib | |
| parent | 3a1fa9ed3f549ea9ac1eb07653d631372379c522 (diff) | |
| download | emacs-27e727fb6ceca83a79a37b76741179c1406cc768.tar.gz | |
Update from Gnulib
This incorporates:
2019-07-06 thread, lock, cond, tls: Remove support for Pth threads
2019-07-02 verify: document ‘assume’ better
2019-06-30 Include <stdlib.h> when needed
2019-06-30 inet_ntop, inet_pton: Avoid conflict with native Windows
* build-aux/config.sub, lib/faccessat.c, lib/fcntl.c, lib/fstatat.c:
* lib/readlinkat.c, lib/verify.h, m4/pthread_sigmask.m4:
* m4/sys_socket_h.m4: Copy from Gnulib.
* lib/gnulib.mk.in: Regenerate.
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/faccessat.c | 3 | ||||
| -rw-r--r-- | lib/fcntl.c | 1 | ||||
| -rw-r--r-- | lib/fstatat.c | 1 | ||||
| -rw-r--r-- | lib/gnulib.mk.in | 1 | ||||
| -rw-r--r-- | lib/readlinkat.c | 5 | ||||
| -rw-r--r-- | lib/verify.h | 8 |
6 files changed, 14 insertions, 5 deletions
diff --git a/lib/faccessat.c b/lib/faccessat.c index 6c63e61d83f..e8e581a54b5 100644 --- a/lib/faccessat.c +++ b/lib/faccessat.c @@ -22,9 +22,12 @@ #define _GL_INCLUDING_UNISTD_H #include <config.h> +/* Specification. */ #include <unistd.h> + #include <errno.h> #include <fcntl.h> +#include <stdlib.h> #include <string.h> #include <sys/stat.h> #undef _GL_INCLUDING_UNISTD_H diff --git a/lib/fcntl.c b/lib/fcntl.c index 51f62ef78a8..a3ffaa6e47b 100644 --- a/lib/fcntl.c +++ b/lib/fcntl.c @@ -25,6 +25,7 @@ #include <errno.h> #include <limits.h> #include <stdarg.h> +#include <stdlib.h> #include <unistd.h> #ifdef __KLIBC__ diff --git a/lib/fstatat.c b/lib/fstatat.c index 019d3c61638..db864da7605 100644 --- a/lib/fstatat.c +++ b/lib/fstatat.c @@ -49,6 +49,7 @@ orig_fstatat (int fd, char const *filename, struct stat *buf, int flags) #include <errno.h> #include <fcntl.h> +#include <stdlib.h> #include <string.h> #if HAVE_FSTATAT && HAVE_WORKING_FSTATAT_ZERO_FLAG diff --git a/lib/gnulib.mk.in b/lib/gnulib.mk.in index 6f978aeb0cc..85fdbd2df6f 100644 --- a/lib/gnulib.mk.in +++ b/lib/gnulib.mk.in @@ -1077,7 +1077,6 @@ gl_GNULIB_ENABLED_getdtablesize = @gl_GNULIB_ENABLED_getdtablesize@ gl_GNULIB_ENABLED_getgroups = @gl_GNULIB_ENABLED_getgroups@ gl_GNULIB_ENABLED_malloca = @gl_GNULIB_ENABLED_malloca@ gl_GNULIB_ENABLED_open = @gl_GNULIB_ENABLED_open@ -gl_GNULIB_ENABLED_pathmax = @gl_GNULIB_ENABLED_pathmax@ gl_GNULIB_ENABLED_strtoll = @gl_GNULIB_ENABLED_strtoll@ gl_LIBOBJS = @gl_LIBOBJS@ gl_LTLIBOBJS = @gl_LTLIBOBJS@ diff --git a/lib/readlinkat.c b/lib/readlinkat.c index c0f3e59f6ce..069411690d6 100644 --- a/lib/readlinkat.c +++ b/lib/readlinkat.c @@ -18,8 +18,11 @@ #include <config.h> -#include <errno.h> +/* Specification. */ #include <unistd.h> + +#include <errno.h> +#include <stdlib.h> #include <string.h> #include <sys/stat.h> diff --git a/lib/verify.h b/lib/verify.h index f8e4eff026d..9b8e1ed20fa 100644 --- a/lib/verify.h +++ b/lib/verify.h @@ -259,9 +259,11 @@ template <int w> # define __has_builtin(x) 0 #endif -/* Assume that R always holds. This lets the compiler optimize - accordingly. R should not have side-effects; it may or may not be - evaluated. Behavior is undefined if R is false. */ +/* Assume that R always holds. Behavior is undefined if R is false, + fails to evaluate, or has side effects. Although assuming R can + help a compiler generate better code or diagnostics, performance + can suffer if R uses hard-to-optimize features such as function + calls not inlined by the compiler. */ #if (__has_builtin (__builtin_unreachable) \ || 4 < __GNUC__ + (5 <= __GNUC_MINOR__)) |