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* [glibc] linux: Add P_PIDFD
@ 2022-05-17 16:19 Adhemerval Zanella
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From: Adhemerval Zanella @ 2022-05-17 16:19 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=b3528b0048f24e1f3019860c951f17f09e54ff8b
commit b3528b0048f24e1f3019860c951f17f09e54ff8b
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Fri Jan 28 17:38:38 2022 -0300
linux: Add P_PIDFD
It was added on Linux 5.4 (3695eae5fee0605f316fbaad0b9e3de791d7dfaf)
to extend waitid to wait on pidfd.
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Tested-by: Carlos O'Donell <carlos@redhat.com>
Diff:
---
posix/Makefile | 2 +-
posix/sys/wait.h | 7 +------
sysdeps/mach/hurd/bits/types/idtype_t.h | 12 ++++++++++++
sysdeps/unix/sysv/linux/bits/types/idtype_t.h | 14 ++++++++++++++
4 files changed, 28 insertions(+), 7 deletions(-)
diff --git a/posix/Makefile b/posix/Makefile
index 9b30b53a7c..cfebb8ef06 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -32,7 +32,7 @@ headers := sys/utsname.h sys/times.h sys/wait.h sys/types.h unistd.h \
bits/waitflags.h bits/waitstatus.h sys/unistd.h sched.h \
bits/sched.h bits/cpu-set.h re_comp.h wait.h bits/environments.h \
cpio.h spawn.h bits/unistd.h bits/types/struct_sched_param.h \
- bits/unistd_ext.h
+ bits/unistd_ext.h bits/types/idtype_t.h
routines := \
uname \
diff --git a/posix/sys/wait.h b/posix/sys/wait.h
index 79bcdb013d..4d649cd4b1 100644
--- a/posix/sys/wait.h
+++ b/posix/sys/wait.h
@@ -71,12 +71,7 @@ typedef __pid_t pid_t;
/* The following values are used by the `waitid' function. */
#if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8
-typedef enum
-{
- P_ALL, /* Wait for any child. */
- P_PID, /* Wait for specified process. */
- P_PGID /* Wait for members of process group. */
-} idtype_t;
+# include <bits/types/idtype_t.h>
#endif
diff --git a/sysdeps/mach/hurd/bits/types/idtype_t.h b/sysdeps/mach/hurd/bits/types/idtype_t.h
new file mode 100644
index 0000000000..207eb777ba
--- /dev/null
+++ b/sysdeps/mach/hurd/bits/types/idtype_t.h
@@ -0,0 +1,12 @@
+#ifndef __idtype_t_defined
+#define __idtype_t_defined
+
+/* The following values are used by the `waitid' function. */
+typedef enum
+{
+ P_ALL, /* Wait for any child. */
+ P_PID, /* Wait for specified process. */
+ P_PGID, /* Wait for members of process group. */
+} idtype_t;
+
+#endif
diff --git a/sysdeps/unix/sysv/linux/bits/types/idtype_t.h b/sysdeps/unix/sysv/linux/bits/types/idtype_t.h
new file mode 100644
index 0000000000..fc084c7774
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/bits/types/idtype_t.h
@@ -0,0 +1,14 @@
+#ifndef __idtype_t_defined
+#define __idtype_t_defined
+
+/* The following values are used by the `waitid' function. */
+typedef enum
+{
+ P_ALL, /* Wait for any child. */
+ P_PID, /* Wait for specified process. */
+ P_PGID, /* Wait for members of process group. */
+ P_PIDFD, /* Wait for the child referred by the PID file
+ descriptor. */
+} idtype_t;
+
+#endif
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2022-05-17 16:19 [glibc] linux: Add P_PIDFD Adhemerval Zanella
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