File _service:tar_scm:openeuler-add-M-and-N-options-... of Package procps-ng

File _service:tar_scm:openeuler-add-M-and-N-options-for-top.patch of Package procps-ng (Revision 263f492d5dff0af6e3bc4ca1589b0ae1)

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From 6e59f5e746c15df4d4b53f2df85b64aa1f10d0c3 Mon Sep 17 00:00:00 2001
From: xuchunmei <xuchunmei@huawei.com>
Date: Fri, 11 Jan 2019 01:29:55 -0500
Subject: [PATCH] procps-ng: add -M and -N options for top

Signed-off-by: xuchunmei <xuchunmei@huawei.com>
Signed-off-by: zhoujie <zhoujie133@huawei.com>
Signed-off-by: Qiang Wei <qiang.wei@suse.com>
Signed-off-by: liweigang <weigangli99@gmail.com>
---
 src/top/top.c     | 15 ++++++++++++++-
 src/top/top_nls.c |  2 ++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/top/top.c b/src/top/top.c
index 969c553..466341f 100644
--- a/src/top/top.c
+++ b/src/top/top.c
@@ -4243,7 +4243,7 @@ default_or_error:
          *       overridden -- we'll force some on and negate others in our
          *       best effort to honor the loser's (oops, user's) wishes... */
 static void parse_args (int argc, char **argv) {
-    static const char sopts[] = "bcd:E:e:Hhin:Oo:p:SsU:u:Vw::1";
+    static const char sopts[] = "bcd:E:e:Hhin:Oo:p:SsU:u:Vw::1MN:";
     static const struct option lopts[] = {
        { "batch-mode",        no_argument,       NULL, 'b' },
        { "cmdline-toggle",    no_argument,       NULL, 'c' },
@@ -4264,6 +4264,8 @@ static void parse_args (int argc, char **argv) {
        { "version",           no_argument,       NULL, 'V' },
        { "width",             optional_argument, NULL, 'w' },
        { "single-cpu-toggle", no_argument,       NULL, '1' },
+       { "sort-by-mem",       no_argument,       NULL, 'M' },
+       { "display-task-num",  required_argument, NULL, 'N' },
        { NULL, 0, NULL, 0 }
    };
    float tmp_delay = FLT_MAX;
@@ -4386,6 +4388,17 @@ static void parse_args (int argc, char **argv) {
                error_exit(fmtmk(N_fmt(BAD_widtharg_fmt), cp));
             Width_mode = (int)tmp;
             continue;
+	 case 'M':
+         {
+            Curwin->rc.sortindx = EU_MEM;
+               break;
+         }
+         case 'N':
+         {
+            if (sscanf(cp, "%d", &Curwin->rc.maxtasks) != 1 || Curwin->rc.maxtasks < 0)
+               error_exit(fmtmk("bad iterations arg '%s'", cp));
+            continue;
+         }
          default:
             /* we'll rely on getopt for any error message while
                forcing an EXIT_FAILURE with an empty string ... */
diff --git a/src/top/top_nls.c b/src/top/top_nls.c
index d7ab8dc..0201d64 100644
--- a/src/top/top_nls.c
+++ b/src/top/top_nls.c
@@ -431,6 +431,8 @@ static void build_norm_nlstab (void) {
       " -u, --filter-only-euser =USER   show only processes owned by USER\n"
       " -w, --width [=COLUMNS]          change print width [,use COLUMNS]\n"
       " -1, --single-cpu-toggle         reverse last remembered '1' state\n"
+      " -M, --sort-by-mem               show tasks by memory usage\n"
+      " -N, --show-task-num		show the specified number of tasks\n"
       "\n"
       " -h, --help                      display this help text, then exit\n"
       " -V, --version                   output version information & exit\n"
-- 
2.41.0