From 4d41f0d5e871b86b8f56339a99cfb1b80fbb420c Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Sun, 12 Feb 2023 01:36:13 +0000
Subject:  Deglobalize s6-ps

Signed-off-by: Laurent Bercot <ska@appnovation.com>
---
 src/libps/s6ps_statparse.c | 186 ---------------------------------------------
 1 file changed, 186 deletions(-)
 delete mode 100644 src/libps/s6ps_statparse.c

(limited to 'src/libps/s6ps_statparse.c')

diff --git a/src/libps/s6ps_statparse.c b/src/libps/s6ps_statparse.c
deleted file mode 100644
index ea46d70..0000000
--- a/src/libps/s6ps_statparse.c
+++ /dev/null
@@ -1,186 +0,0 @@
-/* ISC license. */
-
-#include <stdint.h>
-#include <sys/types.h>
-#include <errno.h>
-
-#include <skalibs/uint64.h>
-#include <skalibs/types.h>
-#include <skalibs/stralloc.h>
-#include <skalibs/tai.h>
-
-#include "s6-ps.h"
-
-
- /*
-    going to great lengths to avoid scanf(), but all this code
-    is still smaller than scanf (no floating point parsing etc.)
- */
-
-#define STATVARS 49
-
-typedef size_t pscan_func (char const *, void *) ;
-typedef pscan_func *pscan_func_ref ;
-
-static size_t f64 (char const *s, void *u64)
-{
-  uint64_t *u = u64 ;
-  return uint64_scan(s, u) ;
-}
-
-#define DEFUNU(name, type) \
-static size_t name (char const *s, void *p) \
-{ \
-  uint64_t u ; \
-  size_t len = uint64_scan(s, &u) ; \
-  *(type *)p = u ; \
-  return len ; \
-} \
-
-#define DEFUNS(name, type) \
-static size_t name (char const *s, void *p) \
-{ \
-  int64_t d ; \
-  size_t len = int64_scan(s, &d) ; \
-  *(type *)p = d ; \
-  return len ; \
-} \
-
-DEFUNS(fint, int)
-DEFUNS(fpid, pid_t)
-DEFUNU(fdev, dev_t)
-
-static pscan_func_ref scanfuncs[STATVARS] =
-{
-  &fpid, /* ppid */
-  &fpid, /* pgrp */
-  &fpid, /* session */
-  &fdev, /* tty_nr */
-  &fpid, /* tpgid */
-  &f64, /* flags */
-  &f64, /* minflt */
-  &f64, /* cminflt */
-  &f64, /* majflt */
-  &f64, /* cmajflt */
-  &f64, /* utime */
-  &f64, /* stime */
-  &f64, /* cutime */
-  &f64, /* cstime */
-  &fint, /* priority */
-  &fint, /* nice */
-  &f64, /* num_threads */
-  &f64, /* itrealvalue */
-  &f64, /* starttime */
-  &f64, /* vsize */
-  &f64, /* rss */
-  &f64, /* rsslim */
-  &f64, /* startcode */
-  &f64, /* endcode */
-  &f64, /* startstack */
-  &f64, /* kstkesp */
-  &f64, /* kstkeip */
-  &f64, /* signal */
-  &f64, /* blocked */
-  &f64, /* sigignore */
-  &f64, /* sigcatch */
-  &f64, /* wchan */
-  &f64, /* nswap */
-  &f64, /* cnswap */
-  &fint, /* exit_signal */
-  &f64, /* processor */
-  &f64, /* rt_priority */
-  &f64, /* policy */
-  &f64, /* delayacct_blkio_ticks */
-  &f64, /* guest_time */
-  &f64, /* cguest_time */
-  &f64, /* start_data */
-  &f64, /* end_data */
-  &f64, /* start_brk */
-  &f64, /* arg_start */
-  &f64, /* arg_end */
-  &f64, /* env_start */
-  &f64, /* env_end */
-  &fint /* exit_code */
-} ;
-
-int s6ps_statparse (pscan_t *p)
-{
-  uint64_t dummy64 ;
-  int dummyint ;
-  size_t pos = 0 ;
-  void *scanresults[STATVARS] =
-  {
-    &p->ppid,
-    &p->pgrp,
-    &p->session,
-    &p->ttynr,
-    &p->tpgid,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &p->utime,
-    &p->stime,
-    &p->cutime,
-    &p->cstime,
-    &p->prio,
-    &p->nice,
-    &p->threads,
-    &dummy64,
-    &p->start,
-    &p->vsize,
-    &p->rss,
-    &p->rsslim,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &p->wchan,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &p->cpuno,
-    &p->rtprio,
-    &p->policy,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummy64,
-    &dummyint
-  } ;
-  unsigned int i = 0 ;
-
-  if (!p->statlen) return 0 ;
-  pos = uint64_scan(p->data.s, &dummy64) ;
-  if (!pos) return 0 ;
-  if (dummy64 != p->pid) return 0 ;
-  if (pos + 5 + p->commlen > p->statlen) return 0 ;
-  if (p->data.s[pos++] != ' ') return 0 ;
-  if (p->data.s[pos++] != '(') return 0 ;
-  pos += p->commlen ;
-  if (p->data.s[pos++] != ')') return 0 ;
-  if (p->data.s[pos++] != ' ') return 0 ;
-  p->state = pos++ ;
-  for (; i < STATVARS ; i++)
-  {
-    size_t w ;
-    if (pos + 1 > p->statlen) return 0 ;
-    if (p->data.s[pos++] != ' ') return 0 ;
-    w = (*scanfuncs[i])(p->data.s + pos, scanresults[i]) ;
-    if (!w) return 0 ;
-    pos += w ;
-  }
-  return 1 ;
-}
-- 
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