misc: Move all binaries to src

*.c -> src/
ps/* src/ps/
top/* src/top/

Signed-off-by: Craig Small <csmall@dropbear.xyz>

1 files changed, 1089 insertions, 0 deletions

diff --git a/src/vmstat.c b/src/vmstat.c
new file mode 100644
index 0000000..564edf6
--- /dev/null
+++ b/src/vmstat.c
@@ -0,0 +1,1089 @@
+/*
+ * old: "Copyright 1994 by Henry Ware <al172@yfn.ysu.edu>. Copyleft same year."
+ * most code copyright 2002 Albert Cahalan
+ *
+ * 27/05/2003 (Fabian Frederick) : Add unit conversion + interface
+ *                                Export proc/stat access to libproc
+ *                                Adapt vmstat helpfile
+ * 31/05/2003 (Fabian) : Add diskstat support (/libproc)
+ * June 2003 (Fabian)  : -S <x> -s & -s -S <x> patch
+ * June 2003 (Fabian)  : Adding diskstat against 3.1.9, slabinfo
+ *                      patching 'header' in disk & slab
+ * July 2003 (Fabian)  : Adding disk partition output
+ *                      Adding disk table
+ *                      Syncing help / usage
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include <assert.h>
+#include <ctype.h>
+#include <dirent.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <getopt.h>
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <termios.h>
+#include <unistd.h>
+#include <time.h>
+
+#include "c.h"
+#include "fileutils.h"
+#include "nls.h"
+#include "strutils.h"
+
+#include <proc/diskstats.h>
+#include <proc/meminfo.h>
+#include <proc/misc.h>
+#include <proc/slabinfo.h>
+#include <proc/stat.h>
+#include <proc/vmstat.h>
+
+#define UNIT_B        1
+#define UNIT_k        1000
+#define UNIT_K        1024
+#define UNIT_m        1000000
+#define UNIT_M        1048576
+
+static unsigned long dataUnit = UNIT_K;
+static char szDataUnit[3] = "K";
+
+#define VMSTAT        0
+#define DISKSTAT      0x00000001
+#define VMSUMSTAT     0x00000002
+#define SLABSTAT      0x00000004
+#define PARTITIONSTAT 0x00000008
+#define DISKSUMSTAT   0x00000010
+
+static int statMode = VMSTAT;
+
+/* "-a" means "show active/inactive" */
+static int a_option;
+
+/* "-w" means "wide output" */
+static int w_option;
+
+/* "-y" means "skip first output" */
+static int y_option;
+
+/* "-t" means "show timestamp" */
+static int t_option;
+
+static unsigned sleep_time = 1;
+static int infinite_updates = 0;
+static unsigned long num_updates =1;
+/* window height */
+static unsigned int height;
+static unsigned int moreheaders = TRUE;
+
+static enum stat_item First_stat_items[] = {
+    STAT_SYS_PROC_RUNNING,
+    STAT_SYS_PROC_BLOCKED,
+    STAT_SYS_INTERRUPTS,
+    STAT_SYS_CTX_SWITCHES,
+    STAT_TIC_USER,
+    STAT_TIC_NICE,
+    STAT_TIC_SYSTEM,
+    STAT_TIC_IRQ,
+    STAT_TIC_SOFTIRQ,
+    STAT_TIC_IDLE,
+    STAT_TIC_IOWAIT,
+    STAT_TIC_STOLEN,
+    STAT_TIC_GUEST,
+    STAT_TIC_GUEST_NICE
+};
+static enum stat_item Loop_stat_items[] = {
+    STAT_SYS_PROC_RUNNING,
+    STAT_SYS_PROC_BLOCKED,
+    STAT_SYS_DELTA_INTERRUPTS,
+    STAT_SYS_DELTA_CTX_SWITCHES,
+    STAT_TIC_DELTA_USER,
+    STAT_TIC_DELTA_NICE,
+    STAT_TIC_DELTA_SYSTEM,
+    STAT_TIC_DELTA_IRQ,
+    STAT_TIC_DELTA_SOFTIRQ,
+    STAT_TIC_DELTA_IDLE,
+    STAT_TIC_DELTA_IOWAIT,
+    STAT_TIC_DELTA_STOLEN,
+    STAT_TIC_DELTA_GUEST,
+    STAT_TIC_DELTA_GUEST_NICE
+};
+enum Rel_statitems {
+    stat_PRU, stat_PBL, stat_INT, stat_CTX,
+    stat_USR, stat_NIC, stat_SYS, stat_IRQ, stat_SRQ,
+    stat_IDL, stat_IOW, stat_STO, stat_GST, stat_GNI,
+    MAX_stat
+};
+
+static enum meminfo_item Mem_items[] = {
+    MEMINFO_SWAP_USED,
+    MEMINFO_MEM_FREE,
+    MEMINFO_MEM_ACTIVE,
+    MEMINFO_MEM_INACTIVE,
+    MEMINFO_MEM_BUFFERS,
+    MEMINFO_MEM_CACHED_ALL
+};
+enum Rel_memitems {
+    mem_SUS, mem_FREE, mem_ACT, mem_INA, mem_BUF, mem_CAC,  MAX_mem
+};
+
+static enum diskstats_item Disk_items[] = {
+    DISKSTATS_TYPE,
+    DISKSTATS_NAME,
+    DISKSTATS_READS,
+    DISKSTATS_READS_MERGED,
+    DISKSTATS_READ_SECTORS,
+    DISKSTATS_READ_TIME,
+    DISKSTATS_WRITES,
+    DISKSTATS_WRITES_MERGED,
+    DISKSTATS_WRITE_SECTORS,
+    DISKSTATS_WRITE_TIME,
+    DISKSTATS_IO_INPROGRESS,
+    DISKSTATS_IO_TIME,
+    DISKSTATS_WEIGHTED_TIME
+};
+enum Rel_diskitems {
+    disk_TYPE,  disk_NAME,
+    disk_READ,  disk_READ_MERGE,  disk_READ_SECT,  disk_READ_TIME,
+    disk_WRITE, disk_WRITE_MERGE, disk_WRITE_SECT, disk_WRITE_TIME,
+    disk_IO,    disk_IO_TIME,     disk_IO_WTIME,   MAX_disk
+};
+
+static enum diskstats_item Part_items[] = {
+    DISKSTATS_READS,
+    DISKSTATS_READ_SECTORS,
+    DISKSTATS_WRITES,
+    DISKSTATS_WRITE_SECTORS
+};
+enum Rel_partitems {
+    part_READ, part_READ_SECT, part_WRITE, part_WRITE_SECT, MAX_part
+};
+
+static enum stat_item Sum_stat_items[] = {
+    STAT_TIC_USER,
+    STAT_TIC_NICE,
+    STAT_TIC_SYSTEM,
+    STAT_TIC_IDLE,
+    STAT_TIC_IOWAIT,
+    STAT_TIC_IRQ,
+    STAT_TIC_SOFTIRQ,
+    STAT_TIC_STOLEN,
+    STAT_TIC_GUEST,
+    STAT_TIC_GUEST_NICE,
+    STAT_SYS_CTX_SWITCHES,
+    STAT_SYS_INTERRUPTS,
+    STAT_SYS_TIME_OF_BOOT,
+    STAT_SYS_PROC_CREATED
+};
+enum Rel_sumstatitems {
+    sstat_USR, sstat_NIC, sstat_SYS, sstat_IDL, sstat_IOW, sstat_IRQ,
+    sstat_SRQ, sstat_STO, sstat_GST, sstat_GNI, sstat_CTX, sstat_INT,
+    sstat_TOB, sstat_PCR
+};
+
+static enum meminfo_item Sum_mem_items[] = {
+    MEMINFO_MEM_TOTAL,
+    MEMINFO_MEM_USED,
+    MEMINFO_MEM_ACTIVE,
+    MEMINFO_MEM_INACTIVE,
+    MEMINFO_MEM_FREE,
+    MEMINFO_MEM_BUFFERS,
+    MEMINFO_MEM_CACHED_ALL,
+    MEMINFO_SWAP_TOTAL,
+    MEMINFO_SWAP_USED,
+    MEMINFO_SWAP_FREE,
+};
+enum Rel_summemitems {
+    smem_MTOT, smem_MUSE, smem_MACT, smem_MIAC, smem_MFRE,
+    smem_MBUF, smem_MCAC, smem_STOT, smem_SUSE, smem_SFRE
+};
+
+
+static void __attribute__ ((__noreturn__))
+    usage(FILE * out)
+{
+    fputs(USAGE_HEADER, out);
+    fprintf(out,
+        _(" %s [options] [delay [count]]\n"),
+            program_invocation_short_name);
+    fputs(USAGE_OPTIONS, out);
+    fputs(_(" -a, --active           active/inactive memory\n"), out);
+    fputs(_(" -f, --forks            number of forks since boot\n"), out);
+    fputs(_(" -m, --slabs            slabinfo\n"), out);
+    fputs(_(" -n, --one-header       do not redisplay header\n"), out);
+    fputs(_(" -s, --stats            event counter statistics\n"), out);
+    fputs(_(" -d, --disk             disk statistics\n"), out);
+    fputs(_(" -D, --disk-sum         summarize disk statistics\n"), out);
+    fputs(_(" -p, --partition <dev>  partition specific statistics\n"), out);
+    fputs(_(" -S, --unit <char>      define display unit\n"), out);
+    fputs(_(" -w, --wide             wide output\n"), out);
+    fputs(_(" -t, --timestamp        show timestamp\n"), out);
+    fputs(_(" -y, --no-first         skips first line of output\n"), out);
+    fputs(USAGE_SEPARATOR, out);
+    fputs(USAGE_HELP, out);
+    fputs(USAGE_VERSION, out);
+    fprintf(out, USAGE_MAN_TAIL("vmstat(8)"));
+
+    exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS);
+}
+
+static void new_header(void)
+{
+    struct tm *tm_ptr;
+    time_t the_time;
+    char timebuf[32];
+
+    /* Translation Hint: Translating folloging header & fields
+     * that follow (marked with max x chars) might not work,
+     * unless manual page is translated as well.  */
+    const char *header =
+        _("procs -----------memory---------- ---swap-- -----io---- -system-- ------cpu-----");
+    const char *wide_header =
+        _("--procs-- -----------------------memory---------------------- ---swap-- -----io---- -system-- ----------cpu----------");
+    const char *timestamp_header = _(" -----timestamp-----");
+
+    const char format[] =
+        "%2s %2s %6s %6s %6s %6s %4s %4s %5s %5s %4s %4s %2s %2s %2s %2s %2s";
+    const char wide_format[] =
+        "%4s %4s %12s %12s %12s %12s %4s %4s %5s %5s %4s %4s %3s %3s %3s %3s %3s %3s";
+
+
+    printf("%s", w_option ? wide_header : header);
+
+    if (t_option) {
+        printf("%s", timestamp_header);
+    }
+
+    printf("\n");
+
+    printf(
+        w_option ? wide_format : format,
+        /* Translation Hint: max 2 chars */
+         _("r"),
+        /* Translation Hint: max 2 chars */
+         _("b"),
+        /* Translation Hint: max 6 chars */
+         _("swpd"),
+        /* Translation Hint: max 6 chars */
+         _("free"),
+        /* Translation Hint: max 6 chars */
+         a_option ? _("inact") :
+        /* Translation Hint: max 6 chars */
+            _("buff"),
+        /* Translation Hint: max 6 chars */
+         a_option ? _("active") :
+        /* Translation Hint: max 6 chars */
+            _("cache"),
+        /* Translation Hint: max 4 chars */
+         _("si"),
+        /* Translation Hint: max 4 chars */
+         _("so"),
+        /* Translation Hint: max 5 chars */
+         _("bi"),
+        /* Translation Hint: max 5 chars */
+         _("bo"),
+        /* Translation Hint: max 4 chars */
+         _("in"),
+        /* Translation Hint: max 4 chars */
+         _("cs"),
+        /* Translation Hint: max 2 chars */
+         _("us"),
+        /* Translation Hint: max 2 chars */
+         _("sy"),
+        /* Translation Hint: max 2 chars */
+         _("id"),
+        /* Translation Hint: max 2 chars */
+         _("wa"),
+        /* Translation Hint: max 2 chars */
+         _("st"),
+        /* Translation Hint: max 2 chars */
+         _("gu"));
+
+    if (t_option) {
+        (void) time( &the_time );
+        tm_ptr = localtime( &the_time );
+        if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Z", tm_ptr)) {
+            const size_t len = strlen(timestamp_header);
+            if (len >= 1 && len - 1 < sizeof(timebuf)) {
+                timebuf[len - 1] = '\0';
+            }
+        } else {
+            timebuf[0] = '\0';
+        }
+        printf(" %*s", (int)(strlen(timestamp_header) - 1), timebuf);
+    }
+
+    printf("\n");
+}
+
+
+static unsigned long unitConvert(unsigned long size)
+{
+    float cvSize;
+    cvSize = (float)size / dataUnit * ((statMode == SLABSTAT) ? 1 : 1024);
+    return ((unsigned long)cvSize);
+}
+
+static void new_format(void)
+{
+#define TICv(E) STAT_VAL(E, ull_int, stat_stack, stat_info)
+#define DTICv(E) STAT_VAL(E, sl_int, stat_stack, stat_info)
+#define SYSv(E) STAT_VAL(E, ul_int, stat_stack, stat_info)
+#define MEMv(E) MEMINFO_VAL(E, ul_int, mem_stack, mem_info)
+#define DSYSv(E) STAT_VAL(E, s_int, stat_stack, stat_info)
+    const char format[] =
+        "%2lu %2lu %6lu %6lu %6lu %6lu %4u %4u %5u %5u %4u %4u %2u %2u %2u %2u %2u";
+    const char wide_format[] =
+        "%4lu %4lu %12lu %12lu %12lu %12lu %4u %4u %5u %5u %4u %4u %3u %3u %3u %3u %3u %3u";
+
+    unsigned int tog = 0;    /* toggle switch for cleaner code */
+    unsigned int i;
+    long hz;
+    long long cpu_use, cpu_sys, cpu_idl, cpu_iow, cpu_sto, cpu_gue;
+    long long Div, divo2;
+    unsigned long pgpgin[2], pgpgout[2], pswpin[2] = {0,0}, pswpout[2];
+    unsigned int sleep_half;
+    unsigned long kb_per_page = sysconf(_SC_PAGESIZE) / 1024ul;
+    int debt = 0;        /* handle idle ticks running backwards */
+    struct tm *tm_ptr;
+    time_t the_time;
+    char timebuf[32];
+    struct vmstat_info *vm_info = NULL;
+    struct stat_info *stat_info = NULL;
+    struct stat_stack *stat_stack;
+    struct meminfo_info *mem_info = NULL;
+    struct meminfo_stack *mem_stack;
+
+    sleep_half = (sleep_time / 2);
+    hz = procps_hertz_get();
+
+    if (procps_vmstat_new(&vm_info) < 0)
+        xerrx(EXIT_FAILURE, _("Unable to create vmstat structure"));
+    if (procps_stat_new(&stat_info) < 0)
+        xerrx(EXIT_FAILURE, _("Unable to create system stat structure"));
+    if (procps_meminfo_new(&mem_info) < 0)
+        xerrx(EXIT_FAILURE, _("Unable to create meminfo structure"));
+    new_header();
+
+    pgpgin[tog] = VMSTAT_GET(vm_info, VMSTAT_PGPGIN, ul_int);
+    pgpgout[tog] = VMSTAT_GET(vm_info, VMSTAT_PGPGOUT, ul_int);
+    pswpin[tog] = VMSTAT_GET(vm_info, VMSTAT_PSWPIN, ul_int);
+    pswpout[tog] = VMSTAT_GET(vm_info, VMSTAT_PSWPOUT, ul_int);
+
+    if (!(mem_stack = procps_meminfo_select(mem_info, Mem_items, MAX_mem)))
+        xerrx(EXIT_FAILURE, _("Unable to select memory information"));
+
+    if (y_option == 0) {
+        if (t_option) {
+            (void) time( &the_time );
+            tm_ptr = localtime( &the_time );
+            if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Y-%m-%d %H:%M:%S", tm_ptr)) {
+                ;
+            } else {
+                timebuf[0] = '\0';
+            }
+        }
+        /* Do the initial fill */
+        if (!(stat_stack = procps_stat_select(stat_info, First_stat_items, MAX_stat)))
+            xerrx(EXIT_FAILURE, _("Unable to select stat information"));
+        cpu_use = TICv(stat_USR) + TICv(stat_NIC);
+        cpu_sys = TICv(stat_SYS) + TICv(stat_IRQ) + TICv(stat_SRQ);
+        cpu_idl = TICv(stat_IDL);
+        cpu_iow = TICv(stat_IOW);
+        cpu_sto = TICv(stat_STO);
+        cpu_gue = TICv(stat_GST) + TICv(stat_GNI);
+
+        Div = cpu_use + cpu_sys + cpu_idl + cpu_iow + cpu_sto;
+        if (!Div) {
+            Div = 1;
+            cpu_idl = 1;
+        }
+        divo2 = Div / 2UL;
+        cpu_use = (cpu_use >= cpu_gue)? cpu_use - cpu_gue : 0;
+
+        printf(w_option ? wide_format : format,
+               SYSv(stat_PRU),
+               SYSv(stat_PBL),
+               unitConvert(MEMv(mem_SUS)),
+               unitConvert(MEMv(mem_FREE)),
+               unitConvert((a_option?MEMv(mem_INA):MEMv(mem_BUF))),
+               unitConvert((a_option?MEMv(mem_ACT):MEMv(mem_CAC))),
+               (unsigned)( (unitConvert(VMSTAT_GET(vm_info, VMSTAT_PSWPIN, ul_int)  * kb_per_page) * hz + divo2) / Div ),
+               (unsigned)( (unitConvert(VMSTAT_GET(vm_info, VMSTAT_PSWPOUT, ul_int)  * kb_per_page) * hz + divo2) / Div ),
+               (unsigned)( (VMSTAT_GET(vm_info, VMSTAT_PGPGIN, ul_int) * hz + divo2) / Div ),
+               (unsigned)( (VMSTAT_GET(vm_info, VMSTAT_PGPGOUT, ul_int) * hz + divo2) / Div ),
+               (unsigned)( (SYSv(stat_INT)           * hz + divo2) / Div ),
+               (unsigned)( (SYSv(stat_CTX)           * hz + divo2) / Div ),
+               (unsigned)( (100*cpu_use        + divo2) / Div ),
+               (unsigned)( (100*cpu_sys        + divo2) / Div ),
+               (unsigned)( (100*cpu_idl        + divo2) / Div ),
+               (unsigned)( (100*cpu_iow        + divo2) / Div ),
+               (unsigned)( (100*cpu_sto        + divo2) / Div ),
+               (unsigned)( (100*cpu_gue        + divo2) / Div )
+        );
+
+        if (t_option) {
+            printf(" %s", timebuf);
+        }
+
+        printf("\n");
+    } else
+        num_updates++;
+
+    /* main loop */
+    for (i = 1; infinite_updates || i < num_updates; i++) {
+        sleep(sleep_time);
+        if (moreheaders && ((i % height) == 0))
+            new_header();
+        tog = !tog;
+
+        if (!(stat_stack = procps_stat_select(stat_info, Loop_stat_items, MAX_stat)))
+            xerrx(EXIT_FAILURE, _("Unable to select stat information"));
+
+        cpu_use = DTICv(stat_USR) + DTICv(stat_NIC);
+        cpu_sys = DTICv(stat_SYS) + DTICv(stat_IRQ) + DTICv(stat_SRQ);
+        cpu_idl = DTICv(stat_IDL);
+        cpu_iow = DTICv(stat_IOW);
+        cpu_sto = DTICv(stat_STO);
+        cpu_gue = TICv(stat_GST) + TICv(stat_GNI);
+        pgpgin[tog] = VMSTAT_GET(vm_info, VMSTAT_PGPGIN, ul_int);
+        pgpgout[tog] = VMSTAT_GET(vm_info, VMSTAT_PGPGOUT, ul_int);
+        pswpin[tog] = VMSTAT_GET(vm_info, VMSTAT_PSWPIN, ul_int);
+        pswpout[tog] = VMSTAT_GET(vm_info, VMSTAT_PSWPOUT, ul_int);
+
+        if (t_option) {
+            (void) time( &the_time );
+            tm_ptr = localtime( &the_time );
+            if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Y-%m-%d %H:%M:%S", tm_ptr)) {
+                ;
+            } else {
+                timebuf[0] = '\0';
+            }
+        }
+
+        /* idle can run backwards for a moment -- kernel "feature" */
+        if (debt) {
+            cpu_idl = (int)cpu_idl + debt;
+            debt = 0;
+        }
+        if ((int)cpu_idl < 0) {
+            debt = (int)cpu_idl;
+            cpu_idl = 0;
+        }
+
+        Div = cpu_use + cpu_sys + cpu_idl + cpu_iow + cpu_sto;
+        if (!Div) Div = 1, cpu_idl = 1;
+        divo2 = Div / 2UL;
+
+        /* guest time is also in user time, we need to subtract. Due to timing
+         * effects guest could be larger than user. We use 0 that case */
+        if (cpu_use >= cpu_gue) {
+            cpu_use -= cpu_gue;
+        } else {
+            cpu_use = 0;
+        }
+
+        printf(w_option ? wide_format : format,
+               SYSv(stat_PRU),
+               SYSv(stat_PBL),
+               unitConvert(MEMv(mem_SUS)),
+               unitConvert(MEMv(mem_FREE)),
+               unitConvert((a_option?MEMv(mem_INA):MEMv(mem_BUF))),
+               unitConvert((a_option?MEMv(mem_ACT):MEMv(mem_CAC))),
+               /*si */
+               (unsigned)( ( unitConvert((pswpin [tog] - pswpin [!tog])*kb_per_page)+sleep_half )/sleep_time ),
+               /* so */
+               (unsigned)( ( unitConvert((pswpout[tog] - pswpout[!tog])*kb_per_page)+sleep_half )/sleep_time ),
+               /* bi */
+               (unsigned)( (  pgpgin [tog] - pgpgin [!tog]           +sleep_half )/sleep_time ),
+               /* bo */
+               (unsigned)( (  pgpgout[tog] - pgpgout[!tog]           +sleep_half )/sleep_time ),
+               /* in */
+               (unsigned)( (  DSYSv(stat_INT)           +sleep_half )/sleep_time ),
+               /* cs */
+               (unsigned)( (  DSYSv(stat_CTX)           +sleep_half )/sleep_time ),
+               /* us */
+               (unsigned)( (100*cpu_use+divo2)/Div ),
+               /* sy */
+               (unsigned)( (100*cpu_sys+divo2)/Div ),
+               /* id */
+               (unsigned)( (100*cpu_idl+divo2)/Div ),
+               /* wa */
+               (unsigned)( (100*cpu_iow+divo2)/Div ),
+               /* st */
+               (unsigned)( (100*cpu_sto+divo2)/Div ),
+           /* gu */
+               (unsigned)( (100*cpu_gue+divo2)/Div )
+        );
+
+        if (t_option) {
+            printf(" %s", timebuf);
+        }
+
+        printf("\n");
+    }
+    /* Cleanup */
+    procps_stat_unref(&stat_info);
+    procps_vmstat_unref(&vm_info);
+    procps_meminfo_unref(&mem_info);
+#undef TICv
+#undef DTICv
+#undef SYSv
+#undef DSYSv
+#undef MEMv
+}
+
+static void diskpartition_header(const char *partition_name)
+{
+    printf("%-10s %10s  %16s  %10s  %16s\n",
+        partition_name,
+
+       /* Translation Hint: Translating folloging disk partition
+    * header fields that follow (marked with max x chars) might
+    * not work, unless manual page is translated as well. */
+           /* Translation Hint: max 10 chars */
+           _("reads"),
+           /* Translation Hint: max 16 chars */
+           _("read sectors"),
+           /* Translation Hint: max 10 chars */
+           _("writes"),
+           /* Translation Hint: max 16 chars */
+           _("requested writes"));
+}
+
+static void diskpartition_format(const char *partition_name)
+{
+ #define partVAL(x) DISKSTATS_VAL(x, ul_int, stack, disk_stat)
+    struct diskstats_info *disk_stat = NULL;
+    struct diskstats_stack *stack;
+    struct diskstats_result *got;
+    const char format[] = "%21lu  %16lu  %10lu  %16lu\n";
+    int i;
+
+    if (procps_diskstats_new(&disk_stat) < 0)
+        xerrx(EXIT_FAILURE, _("Unable to create diskstat structure"));
+
+    if (!(got = procps_diskstats_get(disk_stat, partition_name, DISKSTATS_TYPE)))
+        xerrx(EXIT_FAILURE, _("Disk/Partition %s not found"), partition_name);
+
+    diskpartition_header(partition_name);
+
+    for (i = 0; infinite_updates || i < num_updates ; i++) {
+        if (!(stack = procps_diskstats_select(disk_stat, partition_name, Part_items, MAX_part)))
+            xerrx(EXIT_FAILURE, _("Disk/Partition %s not found"), partition_name);
+        printf(format,
+            partVAL(part_READ),
+            partVAL(part_READ_SECT),
+            partVAL(part_WRITE),
+            partVAL(part_WRITE_SECT));
+        if (infinite_updates || i+1 < num_updates)
+            sleep(sleep_time);
+    }
+    procps_diskstats_unref(&disk_stat);
+ #undef partVAL
+}
+
+static void diskheader(void)
+{
+    struct tm *tm_ptr;
+    time_t the_time;
+    char timebuf[32];
+
+    /* Translation Hint: Translating folloging header & fields
+     * that follow (marked with max x chars) might not work,
+     * unless manual page is translated as well.  */
+    const char *header =
+        _("disk- ------------reads------------ ------------writes----------- -----IO------");
+    const char *wide_header =
+        _("disk- -------------------reads------------------- -------------------writes------------------ ------IO-------");
+    const char *timestamp_header = _(" -----timestamp-----");
+
+    const char format[] =
+        "%5s %6s %6s %7s %7s %6s %6s %7s %7s %6s %6s";
+    const char wide_format[] =
+        "%5s %9s %9s %11s %11s %9s %9s %11s %11s %7s %7s";
+
+    printf("%s", w_option ? wide_header : header);
+
+    if (t_option) {
+        printf("%s", timestamp_header);
+    }
+
+    printf("\n");
+
+    printf(w_option ? wide_format : format,
+           " ",
+           /* Translation Hint: max 6 chars */
+           _("total"),
+           /* Translation Hint: max 6 chars */
+           _("merged"),
+           /* Translation Hint: max 7 chars */
+           _("sectors"),
+           /* Translation Hint: max 7 chars */
+           _("ms"),
+           /* Translation Hint: max 6 chars */
+           _("total"),
+           /* Translation Hint: max 6 chars */
+           _("merged"),
+           /* Translation Hint: max 7 chars */
+           _("sectors"),
+           /* Translation Hint: max 7 chars */
+           _("ms"),
+           /* Translation Hint: max 6 chars */
+           _("cur"),
+           /* Translation Hint: max 6 chars */
+           _("sec"));
+
+    if (t_option) {
+        (void) time( &the_time );
+        tm_ptr = localtime( &the_time );
+        if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Z", tm_ptr)) {
+            const size_t len = strlen(timestamp_header);
+            if (len >= 1 && len - 1 < sizeof(timebuf)) {
+                timebuf[len - 1] = '\0';
+            }
+        } else {
+            timebuf[0] = '\0';
+        }
+        printf(" %*s", (int)(strlen(timestamp_header) - 1), timebuf);
+    }
+
+    printf("\n");
+}
+
+static void diskformat(void)
+{
+#define diskVAL(e,t) DISKSTATS_VAL(e, t, reap->stacks[j], disk_stat)
+    struct diskstats_info *disk_stat = NULL;
+    struct diskstats_reaped *reap;
+    int i, j;
+    time_t the_time;
+    struct tm *tm_ptr;
+    char timebuf[32];
+    const char format[] = "%-5s %6lu %6lu %7lu %7lu %6lu %6lu %7lu %7lu %6d %6lu";
+    const char wide_format[] = "%-5s %9lu %9lu %11lu %11lu %9lu %9lu %11lu %11lu %7d %7lu";
+
+    if (procps_diskstats_new(&disk_stat) < 0)
+        xerrx(EXIT_FAILURE, _("Unable to create diskstat structure"));
+
+    if (!moreheaders)
+        diskheader();
+
+    for (i=0; infinite_updates || i < num_updates ; i++) {
+        if (!(reap = procps_diskstats_reap(disk_stat, Disk_items, MAX_disk)))
+            xerrx(EXIT_FAILURE, _("Unable to retrieve disk statistics"));
+        if (t_option) {
+            (void) time( &the_time );
+            tm_ptr = localtime( &the_time );
+            if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Y-%m-%d %H:%M:%S", tm_ptr)) {
+                ;
+            } else {
+                timebuf[0] = '\0';
+            }
+        }
+        for (j = 0; j < reap->total; j++) {
+            if (diskVAL(disk_TYPE, s_int) != DISKSTATS_TYPE_DISK)
+                continue; /* not a disk */
+            if (moreheaders && ((j % height) == 0))
+                diskheader();
+            printf(w_option ? wide_format : format,
+                diskVAL(disk_NAME, str),
+                diskVAL(disk_READ, ul_int),
+                diskVAL(disk_READ_MERGE, ul_int),
+                diskVAL(disk_READ_SECT, ul_int),
+                diskVAL(disk_READ_TIME, ul_int),
+                diskVAL(disk_WRITE, ul_int),
+                diskVAL(disk_WRITE_MERGE, ul_int),
+                diskVAL(disk_WRITE_SECT, ul_int),
+                diskVAL(disk_WRITE_TIME, ul_int),
+                diskVAL(disk_IO, s_int) / 1000,
+                diskVAL(disk_IO_TIME, ul_int) / 1000);
+            if (t_option)
+                printf(" %s\n", timebuf);
+            else
+                printf("\n");
+            fflush(stdout);
+        }
+        if (infinite_updates || i+1 < num_updates)
+            sleep(sleep_time);
+    }
+#undef diskVAL
+    procps_diskstats_unref(&disk_stat);
+}
+
+static void slabheader(void)
+{
+    printf("%-24s %6s %6s %6s %6s\n",
+    /* Translation Hint: Translating folloging slab fields that
+     * follow (marked with max x chars) might not work, unless
+     * manual page is translated as well.  */
+           /* Translation Hint: max 24 chars */
+           _("Cache"),
+           /* Translation Hint: max 6 chars */
+           _("Num"),
+           /* Translation Hint: max 6 chars */
+           _("Total"),
+           /* Translation Hint: max 6 chars */
+           _("Size"),
+           /* Translation Hint: max 6 chars */
+           _("Pages"));
+}
+
+static void slabformat (void)
+{
+ #define MAX_ITEMS (int)(sizeof(node_items) / sizeof(node_items[0]))
+ #define slabVAL(e,t) SLABINFO_VAL(e, t, p, slab_info)
+    struct slabinfo_info *slab_info = NULL;
+    struct slabinfo_reaped *reaped;
+    int i, j;
+    enum slabinfo_item node_items[] = {
+        SLAB_ACTIVE_OBJS, SLAB_NUM_OBJS,
+        SLAB_OBJ_SIZE,    SLAB_OBJ_PER_SLAB,
+        SLAB_NAME };
+    enum rel_enums {
+        slab_AOBJS, slab_OBJS, slab_OSIZE, slab_OPS, slab_NAME };
+
+    if (procps_slabinfo_new(&slab_info) < 0)
+        xerrx(EXIT_FAILURE, _("Unable to create slabinfo structure"));
+
+    if (!moreheaders)
+        slabheader();
+
+    for (i = 0; infinite_updates || i < num_updates; i++) {
+        if (!(reaped = procps_slabinfo_reap(slab_info, node_items, MAX_ITEMS)))
+            xerrx(EXIT_FAILURE, _("Unable to get slabinfo node data"));
+        if (!(procps_slabinfo_sort(slab_info, reaped->stacks, reaped->total, SLAB_NAME, SLABINFO_SORT_ASCEND)))
+            xerrx(EXIT_FAILURE, _("Unable to sort slab nodes"));
+
+        for (j = 0; j < reaped->total; j++) {
+            struct slabinfo_stack *p = reaped->stacks[j];
+            if (moreheaders && ((j % height) == 0))
+                slabheader();
+            printf("%-24.24s %6u %6u %6u %6u\n",
+                slabVAL(slab_NAME,  str),
+                slabVAL(slab_AOBJS, u_int),
+                slabVAL(slab_OBJS,  u_int),
+                slabVAL(slab_OSIZE, u_int),
+                slabVAL(slab_OPS,   u_int));
+        }
+        if (infinite_updates || i+1 < num_updates)
+            sleep(sleep_time);
+    }
+    procps_slabinfo_unref(&slab_info);
+ #undef MAX_ITEMS
+ #undef slabVAL
+}
+
+static void disksum_format(void)
+{
+#define diskVAL(e,t) DISKSTATS_VAL(e, t, reap->stacks[j], disk_stat)
+    struct diskstats_info *disk_stat = NULL;
+    struct diskstats_reaped *reap;
+    int j, disk_count, part_count;
+    unsigned long reads, merged_reads, read_sectors, milli_reading, writes,
+                  merged_writes, written_sectors, milli_writing, inprogress_IO,
+                  milli_spent_IO, weighted_milli_spent_IO;
+
+    reads = merged_reads = read_sectors = milli_reading = writes =
+        merged_writes = written_sectors = milli_writing = inprogress_IO =
+        milli_spent_IO = weighted_milli_spent_IO = 0;
+    disk_count = part_count = 0;
+
+    if (procps_diskstats_new(&disk_stat) < 0)
+        xerrx(EXIT_FAILURE, _("Unable to create diskstat structure"));
+    if (!(reap = procps_diskstats_reap(disk_stat, Disk_items, MAX_disk)))
+        xerrx(EXIT_FAILURE, _("Unable to retrieve disk statistics"));
+
+    for (j = 0; j < reap->total; j++) {
+        if (diskVAL(disk_TYPE, s_int) != DISKSTATS_TYPE_DISK) {
+            part_count++;
+            continue; /* not a disk */
+        }
+        disk_count++;
+
+        reads += diskVAL(disk_READ, ul_int);
+        merged_reads += diskVAL(disk_READ_MERGE, ul_int);
+        read_sectors += diskVAL(disk_READ_SECT, ul_int);
+        milli_reading += diskVAL(disk_READ_TIME, ul_int);
+        writes += diskVAL(disk_WRITE, ul_int);
+        merged_writes += diskVAL(disk_WRITE_MERGE, ul_int);
+        written_sectors += diskVAL(disk_WRITE_SECT, ul_int);
+        milli_writing += diskVAL(disk_WRITE_TIME, ul_int);
+        inprogress_IO += diskVAL(disk_IO, s_int) / 1000;
+        milli_spent_IO += diskVAL(disk_IO_TIME, ul_int) / 1000;
+        weighted_milli_spent_IO += diskVAL(disk_IO_WTIME, ul_int) / 1000;
+    }
+    printf(_("%13d disks\n"), disk_count);       // <== old vmstat had a trailing space here
+    printf(_("%13d partitions\n"), part_count);  // <== old vmstat had a trailing space here too
+    printf(_("%13lu total reads\n"), reads);
+    printf(_("%13lu merged reads\n"), merged_reads);
+    printf(_("%13lu read sectors\n"), read_sectors);
+    printf(_("%13lu milli reading\n"), milli_reading);
+    printf(_("%13lu writes\n"), writes);
+    printf(_("%13lu merged writes\n"), merged_writes);
+    printf(_("%13lu written sectors\n"), written_sectors);
+    printf(_("%13lu milli writing\n"), milli_writing);
+    printf(_("%13lu inprogress IO\n"), inprogress_IO);
+    printf(_("%13lu milli spent IO\n"), milli_spent_IO);
+    printf(_("%13lu milli weighted IO\n"), weighted_milli_spent_IO);
+
+    procps_diskstats_unref(&disk_stat);
+#undef diskVAL
+}
+
+static void sum_format(void)
+{
+#define TICv(E) STAT_VAL(E, ull_int, stat_stack, stat_info)
+#define SYSv(E) STAT_VAL(E, ul_int, stat_stack, stat_info)
+#define MEMv(E) unitConvert(MEMINFO_VAL(E, ul_int, mem_stack, mem_info))
+    struct stat_info *stat_info = NULL;
+    struct vmstat_info *vm_info = NULL;
+    struct meminfo_info *mem_info = NULL;
+    struct stat_stack *stat_stack;
+    struct meminfo_stack *mem_stack;
+
+    if (procps_stat_new(&stat_info) < 0)
+        xerrx(EXIT_FAILURE, _("Unable to create system stat structure"));
+    if (!(stat_stack = procps_stat_select(stat_info, Sum_stat_items, 14)))
+        xerrx(EXIT_FAILURE, _("Unable to select stat information"));
+    if (procps_vmstat_new(&vm_info) < 0)
+        xerrx(EXIT_FAILURE, _("Unable to create vmstat structure"));
+    if (procps_meminfo_new(&mem_info) < 0)
+        xerrx(EXIT_FAILURE, _("Unable to create meminfo structure"));
+    if (!(mem_stack = procps_meminfo_select(mem_info, Sum_mem_items, 10)))
+        xerrx(EXIT_FAILURE, _("Unable to select memory information"));
+
+    printf(_("%13lu %s total memory\n"), MEMv(smem_MTOT), szDataUnit);
+    printf(_("%13lu %s used memory\n"), MEMv(smem_MUSE), szDataUnit);
+    printf(_("%13lu %s active memory\n"), MEMv(smem_MACT), szDataUnit);
+    printf(_("%13lu %s inactive memory\n"), MEMv(smem_MIAC), szDataUnit);
+    printf(_("%13lu %s free memory\n"), MEMv(smem_MFRE), szDataUnit);
+    printf(_("%13lu %s buffer memory\n"), MEMv(smem_MBUF), szDataUnit);
+    printf(_("%13lu %s swap cache\n"), MEMv(smem_MCAC), szDataUnit);
+    printf(_("%13lu %s total swap\n"), MEMv(smem_STOT), szDataUnit);
+    printf(_("%13lu %s used swap\n"), MEMv(smem_SUSE), szDataUnit);
+    printf(_("%13lu %s free swap\n"), MEMv(smem_SFRE), szDataUnit);
+    printf(_("%13lld non-nice user cpu ticks\n"), TICv(sstat_USR));
+    printf(_("%13lld nice user cpu ticks\n"), TICv(sstat_NIC));
+    printf(_("%13lld system cpu ticks\n"), TICv(sstat_SYS));
+    printf(_("%13lld idle cpu ticks\n"), TICv(sstat_IDL));
+    printf(_("%13lld IO-wait cpu ticks\n"), TICv(sstat_IOW));
+    printf(_("%13lld IRQ cpu ticks\n"), TICv(sstat_IRQ));
+    printf(_("%13lld softirq cpu ticks\n"), TICv(sstat_SRQ));
+    printf(_("%13lld stolen cpu ticks\n"), TICv(sstat_STO));
+    printf(_("%13lld non-nice guest cpu ticks\n"), TICv(sstat_GST));
+    printf(_("%13lld nice guest cpu ticks\n"), TICv(sstat_GNI));
+    printf(_("%13lu K paged in\n"), VMSTAT_GET(vm_info, VMSTAT_PGPGIN, ul_int));
+    printf(_("%13lu K paged out\n"), VMSTAT_GET(vm_info, VMSTAT_PGPGOUT, ul_int));
+    printf(_("%13lu pages swapped in\n"), VMSTAT_GET(vm_info, VMSTAT_PSWPIN, ul_int));
+    printf(_("%13lu pages swapped out\n"), VMSTAT_GET(vm_info, VMSTAT_PSWPOUT, ul_int));
+    printf(_("%13lu interrupts\n"), SYSv(sstat_INT));
+    printf(_("%13lu CPU context switches\n"), SYSv(sstat_CTX));
+    printf(_("%13lu boot time\n"), SYSv(sstat_TOB));
+    printf(_("%13lu forks\n"), SYSv(sstat_PCR));
+
+    /* Cleanup */
+    procps_stat_unref(&stat_info);
+    procps_vmstat_unref(&vm_info);
+    procps_meminfo_unref(&mem_info);
+#undef TICv
+#undef SYSv
+#undef MEMv
+}
+
+static void fork_format(void)
+{
+    struct stat_info *stat_info = NULL;
+
+    if (procps_stat_new(&stat_info) < 0)
+    xerrx(EXIT_FAILURE, _("Unable to create system stat structure"));
+
+    printf(_("%13lu forks\n"), STAT_GET(stat_info, STAT_SYS_PROC_CREATED, ul_int));
+    /* Cleanup */
+    procps_stat_unref(&stat_info);
+}
+
+static int winhi(void)
+{
+    struct winsize win;
+    int rows = 24;
+
+    if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &win) != -1 && 0 < win.ws_row)
+        rows = win.ws_row;
+
+    return rows;
+}
+
+int main(int argc, char *argv[])
+{
+    char *partition = NULL;
+    int c;
+    long tmp;
+
+    static const struct option longopts[] = {
+        {"active", no_argument, NULL, 'a'},
+        {"forks", no_argument, NULL, 'f'},
+        {"slabs", no_argument, NULL, 'm'},
+        {"one-header", no_argument, NULL, 'n'},
+        {"stats", no_argument, NULL, 's'},
+        {"disk", no_argument, NULL, 'd'},
+        {"disk-sum", no_argument, NULL, 'D'},
+        {"partition", required_argument, NULL, 'p'},
+        {"unit", required_argument, NULL, 'S'},
+        {"wide", no_argument, NULL, 'w'},
+        {"timestamp", no_argument, NULL, 't'},
+        {"help", no_argument, NULL, 'h'},
+        {"version", no_argument, NULL, 'V'},
+        {"no-first", no_argument, NULL, 'y'},
+        {NULL, 0, NULL, 0}
+    };
+
+#ifdef HAVE_PROGRAM_INVOCATION_NAME
+    program_invocation_name = program_invocation_short_name;
+#endif
+    setlocale (LC_ALL, "");
+    bindtextdomain(PACKAGE, LOCALEDIR);
+    textdomain(PACKAGE);
+    atexit(close_stdout);
+
+    while ((c =
+        getopt_long(argc, argv, "afmnsdDp:S:wthVy", longopts, NULL)) != -1)
+        switch (c) {
+        case 'V':
+            printf(PROCPS_NG_VERSION);
+            return EXIT_SUCCESS;
+        case 'h':
+            usage(stdout);
+        case 'd':
+            statMode |= DISKSTAT;
+            break;
+        case 'a':
+            /* active/inactive mode */
+            a_option = 1;
+            break;
+        case 'f':
+            /* FIXME: check for conflicting args */
+            fork_format();
+            exit(0);
+        case 'm':
+            statMode |= SLABSTAT;
+            break;
+        case 'D':
+            statMode |= DISKSUMSTAT;
+            break;
+        case 'n':
+            /* print only one header */
+            moreheaders = FALSE;
+            break;
+        case 'p':
+            statMode |= PARTITIONSTAT;
+            partition = optarg;
+            if (strncmp(partition, "/dev/", 5) == 0)
+                partition += 5;
+            break;
+        case 'S':
+            switch (optarg[0]) {
+            case 'b':
+            case 'B':
+                dataUnit = UNIT_B;
+                break;
+            case 'k':
+                dataUnit = UNIT_k;
+                break;
+            case 'K':
+                dataUnit = UNIT_K;
+                break;
+            case 'm':
+                dataUnit = UNIT_m;
+                break;
+            case 'M':
+                dataUnit = UNIT_M;
+                break;
+            default:
+                /* Translation Hint: do not change argument characters */
+                xerrx(EXIT_FAILURE, _("-S requires k, K, m or M (default is KiB)"));
+            }
+            szDataUnit[0] = optarg[0];
+            break;
+        case 's':
+            statMode |= VMSUMSTAT;
+            break;
+        case 'w':
+            w_option = 1;
+            break;
+        case 't':
+            t_option = 1;
+            break;
+        case 'y':
+            /* Don't display stats since system restart */
+            y_option = 1;
+            break;
+        default:
+            /* no other aguments defined yet. */
+            usage(stderr);
+        }
+
+    if (optind < argc) {
+        tmp = strtol_or_err(argv[optind++], _("failed to parse argument"));
+        if (tmp < 1)
+            xerrx(EXIT_FAILURE, _("delay must be positive integer"));
+        else if (UINT_MAX < tmp)
+            xerrx(EXIT_FAILURE, _("too large delay value"));
+        sleep_time = tmp;
+        infinite_updates = 1;
+    }
+    num_updates = 1;
+    if (optind < argc) {
+        num_updates = strtol_or_err(argv[optind++], _("failed to parse argument"));
+        infinite_updates = 0;
+    }
+    if (optind < argc)
+        usage(stderr);
+
+    if (moreheaders) {
+        int wheight = winhi() - 3;
+        height = ((wheight > 0) ? wheight : 22);
+    }
+    setlinebuf(stdout);
+    switch (statMode) {
+    case (VMSTAT):
+        new_format();
+        break;
+    case (VMSUMSTAT):
+        sum_format();
+        break;
+    case (DISKSTAT):
+        diskformat();
+        break;
+    case (PARTITIONSTAT):
+        diskpartition_format(partition);
+        break;
+    case (SLABSTAT):
+        slabformat();
+        break;
+    case (DISKSUMSTAT):
+        disksum_format();
+        break;
+    default:
+        usage(stderr);
+        break;
+    }
+    return 0;
+}