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| author | Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp> | 2020-01-10 18:46:37 +0900 |
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| committer | Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp> | 2020-01-10 18:46:37 +0900 |
| commit | 5d593cfd54e24fe36be9d57b0cf29c13d17248a8 (patch) | |
| tree | 45e7932ab1c9b9aaebc09a14d00e0bc8ed37da6d | |
| parent | 742ab1283bf383932ff2daec1f93731ddfb31282 (diff) | |
| download | zsh-5d593cfd54e24fe36be9d57b0cf29c13d17248a8.tar.gz zsh-5d593cfd54e24fe36be9d57b0cf29c13d17248a8.zip | |
use /dev/fd on Cygwin for process substitution
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | configure.ac | 19 |
2 files changed, 8 insertions, 16 deletions
@@ -1,3 +1,8 @@ +2020-01-10 Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp> + + * 45264: configure.ac: use /dev/fd on Cygwin for process + substitution + 2020-01-09 Daniel Shahaf <danielsh@apache.org> * unposted: Completion/Debian/Command/_sbuild, diff --git a/configure.ac b/configure.ac index 8fd4d452f..c8885cac5 100644 --- a/configure.ac +++ b/configure.ac @@ -2059,17 +2059,9 @@ dnl be good enough. AH_TEMPLATE([PATH_DEV_FD], [Define to the path of the /dev/fd filesystem.]) AC_CACHE_CHECK(for /dev/fd filesystem, zsh_cv_sys_path_dev_fd, -[if test "$host_os" = cygwin; then -dnl In current (2008/12/01) versions of Cygwin these are present but don't -dnl seem to work smoothly for process substitution; no great surprise -dnl since getting processes to work at all on Cygwin is a big challenge. -dnl We'll rely on FIFOs, since they do what we need. -zsh_cv_sys_path_dev_fd=no -else [for zsh_cv_sys_path_dev_fd in /proc/self/fd /dev/fd no; do test x`echo ok|(exec 3<&0; cat $zsh_cv_sys_path_dev_fd/3 2>/dev/null;)` = xok && break - done] -fi]) + done]) if test x$zsh_cv_sys_path_dev_fd != xno; then AC_DEFINE_UNQUOTED(PATH_DEV_FD, "$zsh_cv_sys_path_dev_fd") fi @@ -2260,14 +2252,9 @@ dnl ----------- dnl named FIFOs dnl ----------- dnl -dnl Named FIFOs work well enough on recent versions of Cygwin -dnl to provide what we want. Simply enable them. AC_CACHE_CHECK(if named FIFOs work, zsh_cv_sys_fifo, -[if test "$host_os" = cygwin; then -zsh_cv_sys_fifo=yes -else -AC_RUN_IFELSE([AC_LANG_SOURCE([[ +[AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include <fcntl.h> #include <signal.h> main() @@ -2295,7 +2282,7 @@ main() exit(ret); } ]])],[zsh_cv_sys_fifo=yes],[zsh_cv_sys_fifo=no],[zsh_cv_sys_fifo=yes]) -fi]) +]) AH_TEMPLATE([HAVE_FIFOS], [Define to 1 if system has working FIFOs.]) if test x$zsh_cv_sys_fifo = xyes; then |