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authorPeiyuan Song <squallatf@gmail.com>2021-01-20 13:33:52 +0900
committerJun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp>2021-01-20 13:33:52 +0900
commitbf8ca5f019fa9fd585a7480a3d4198719369df92 (patch)
tree12fc5dba7c859ff280c8df7b617fea19d72f5696
parentce0660b7ba283e3208db28a8763796816a587259 (diff)
downloadzsh-bf8ca5f019fa9fd585a7480a3d4198719369df92.tar.gz
zsh-bf8ca5f019fa9fd585a7480a3d4198719369df92.zip
47840: make zpty module work on Cygwin
-rw-r--r--ChangeLog5
-rw-r--r--Src/Modules/zpty.c11
-rw-r--r--configure.ac2
3 files changed, 17 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 88c205103..eb99fcd5b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2021-01-20 Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp>
+
+ * Peiyuan Song: 47840: Src/Modules/zpty.c, configure.ac: make
+ zpty module work on Cygwin
+
2020-12-12 dana <dana@dana.is>
* unposted: NEWS: Catch up on new features
diff --git a/Src/Modules/zpty.c b/Src/Modules/zpty.c
index 45fd15ee0..dfd2a2a7a 100644
--- a/Src/Modules/zpty.c
+++ b/Src/Modules/zpty.c
@@ -30,6 +30,13 @@
#include "zpty.mdh"
#include "zpty.pro"
+#ifdef __CYGWIN__
+#include <cygwin/version.h>
+#if defined(CYGWIN_VERSION_DLL_MAJOR) && CYGWIN_VERSION_DLL_MAJOR<3002
+#define USE_CYGWIN_FIX 1
+#endif
+#endif
+
/* The number of bytes we normally read when given no pattern and the
* upper bound on the number of bytes we read (even if we are give a
* pattern). */
@@ -428,6 +435,7 @@ newptycmd(char *nam, char *pname, char **args, int echo, int nblock)
mypid = 0; /* trick to ensure we _exit() */
zexit(lastval, ZEXIT_NORMAL);
}
+#ifndef USE_CYGWIN_FIX
master = movefd(master);
if (master == -1) {
zerrnam(nam, "cannot duplicate fd %d: %e", master, errno);
@@ -435,6 +443,9 @@ newptycmd(char *nam, char *pname, char **args, int echo, int nblock)
ineval = oineval;
return 1;
}
+#else
+ addmodulefd(master, FDT_INTERNAL);
+#endif
p = (Ptycmd) zalloc(sizeof(*p));
diff --git a/configure.ac b/configure.ac
index 549cae3d6..16dafac05 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2460,7 +2460,7 @@ if test x$ac_cv_have_dev_ptmx = xyes -o x$ac_cv_func_posix_openpt = xyes && \
test x$ac_cv_func_ptsname = xyes; then
AC_CACHE_CHECK([if /dev/ptmx is usable],
ac_cv_use_dev_ptmx,
- [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#ifdef __linux
+ [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if defined(__linux) || defined(__CYGWIN__)
#define _GNU_SOURCE 1
#endif
#include <stdlib.h>