[Minios-devel] [UNIKRAFT PATCH 2/3] lib/posix-process: Import sys/resource.h from musl

[Costin Lupu <costin.lupu@xxxxxxxxx>]

... and bits/resource.h which is just an empty header.

Copied as is from the official musl git mirror
git://git.musl-libc.org/musl, commit 6fcb440d.

Signed-off-by: Costin Lupu <costin.lupu@xxxxxxxxx>
---
 .../arch/generic/bits/resource.h              |   0
 .../musl-imported/include/sys/resource.h      | 111 ++++++++++++++++++
 2 files changed, 111 insertions(+)
 create mode 100644 lib/posix-process/musl-imported/arch/generic/bits/resource.h
 create mode 100644 lib/posix-process/musl-imported/include/sys/resource.h

diff --git a/lib/posix-process/musl-imported/arch/generic/bits/resource.h 
b/lib/posix-process/musl-imported/arch/generic/bits/resource.h
new file mode 100644
index 00000000..e69de29b
diff --git a/lib/posix-process/musl-imported/include/sys/resource.h 
b/lib/posix-process/musl-imported/include/sys/resource.h
new file mode 100644
index 00000000..70d793d5
--- /dev/null
+++ b/lib/posix-process/musl-imported/include/sys/resource.h
@@ -0,0 +1,111 @@
+#ifndef        _SYS_RESOURCE_H
+#define        _SYS_RESOURCE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <features.h>
+#include <sys/time.h>
+
+#define __NEED_id_t
+
+#ifdef _GNU_SOURCE
+#define __NEED_pid_t
+#endif
+
+#include <bits/alltypes.h>
+#include <bits/resource.h>
+
+typedef unsigned long long rlim_t;
+
+struct rlimit {
+       rlim_t rlim_cur;
+       rlim_t rlim_max;
+};
+
+struct rusage {
+       struct timeval ru_utime;
+       struct timeval ru_stime;
+       /* linux extentions, but useful */
+       long    ru_maxrss;
+       long    ru_ixrss;
+       long    ru_idrss;
+       long    ru_isrss;
+       long    ru_minflt;
+       long    ru_majflt;
+       long    ru_nswap;
+       long    ru_inblock;
+       long    ru_oublock;
+       long    ru_msgsnd;
+       long    ru_msgrcv;
+       long    ru_nsignals;
+       long    ru_nvcsw;
+       long    ru_nivcsw;
+       /* room for more... */
+       long    __reserved[16];
+};
+
+int getrlimit (int, struct rlimit *);
+int setrlimit (int, const struct rlimit *);
+int getrusage (int, struct rusage *);
+
+int getpriority (int, id_t);
+int setpriority (int, id_t, int);
+
+#ifdef _GNU_SOURCE
+int prlimit(pid_t, int, const struct rlimit *, struct rlimit *);
+#define prlimit64 prlimit
+#endif
+
+#define PRIO_MIN (-20)
+#define PRIO_MAX 20
+
+#define PRIO_PROCESS 0
+#define PRIO_PGRP    1
+#define PRIO_USER    2
+
+#define RUSAGE_SELF     0
+#define RUSAGE_CHILDREN (-1)
+#define RUSAGE_THREAD   1
+
+#define RLIM_INFINITY (~0ULL)
+#define RLIM_SAVED_CUR RLIM_INFINITY
+#define RLIM_SAVED_MAX RLIM_INFINITY
+
+#define RLIMIT_CPU     0
+#define RLIMIT_FSIZE   1
+#define RLIMIT_DATA    2
+#define RLIMIT_STACK   3
+#define RLIMIT_CORE    4
+#ifndef RLIMIT_RSS
+#define RLIMIT_RSS     5
+#define RLIMIT_NPROC   6
+#define RLIMIT_NOFILE  7
+#define RLIMIT_MEMLOCK 8
+#define RLIMIT_AS      9
+#endif
+#define RLIMIT_LOCKS   10
+#define RLIMIT_SIGPENDING 11
+#define RLIMIT_MSGQUEUE 12
+#define RLIMIT_NICE    13
+#define RLIMIT_RTPRIO  14
+#define RLIMIT_NLIMITS 15
+
+#define RLIM_NLIMITS RLIMIT_NLIMITS
+
+#if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
+#define RLIM64_INFINITY RLIM_INFINITY
+#define RLIM64_SAVED_CUR RLIM_SAVED_CUR
+#define RLIM64_SAVED_MAX RLIM_SAVED_MAX
+#define getrlimit64 getrlimit
+#define setrlimit64 setrlimit
+#define rlimit64 rlimit
+#define rlim64_t rlim_t
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
-- 
2.20.1


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