Add 8bit-version of get_process_cmdline() and use in cgroup-show.c

[thirdparty/systemd.git] / src / shared / cgroup-show.c

diff --git a/src/shared/cgroup-show.c b/src/shared/cgroup-show.c
index 988a354ae36d7408dbffbe2695938e8d2e5df629..e6fdcfa277deddfbfca7c1001b57058b72ad3ab4 100644 (file)
--- a/src/shared/cgroup-show.c
+++ b/src/shared/cgroup-show.c
@@ -20,6 +20,7 @@
 #include "output-mode.h"
 #include "path-util.h"
 #include "process-util.h"
+#include "sort-util.h"
 #include "string-util.h"
 #include "terminal-util.h"
 #include "unit-name.h"
@@ -28,7 +29,7 @@ static void show_pid_array(
                 pid_t pids[],
                 unsigned n_pids,
                 const char *prefix,
-                unsigned n_columns,
+                size_t n_columns,
                 bool extra,
                 bool more,
                 OutputFlags flags) {
@@ -50,22 +51,24 @@ static void show_pid_array(
         pid_width = DECIMAL_STR_WIDTH(pids[j]);
 
         if (flags & OUTPUT_FULL_WIDTH)
-                n_columns = 0;
+                n_columns = SIZE_MAX;
         else {
-                if (n_columns > pid_width+2)
-                        n_columns -= pid_width+2;
+                if (n_columns > pid_width + 3) /* something like "├─1114784 " */
+                        n_columns -= pid_width + 3;
                 else
                         n_columns = 20;
         }
         for (i = 0; i < n_pids; i++) {
                 _cleanup_free_ char *t = NULL;
 
-                (void) get_process_cmdline(pids[i], n_columns, true, &t);
+                (void) get_process_cmdline(pids[i], n_columns,
+                                           PROCESS_CMDLINE_COMM_FALLBACK | PROCESS_CMDLINE_USE_LOCALE,
+                                           &t);
 
                 if (extra)
-                        printf("%s%s ", prefix, special_glyph(TRIANGULAR_BULLET));
+                        printf("%s%s ", prefix, special_glyph(SPECIAL_GLYPH_TRIANGULAR_BULLET));
                 else
-                        printf("%s%s", prefix, special_glyph(((more || i < n_pids-1) ? TREE_BRANCH : TREE_RIGHT)));
+                        printf("%s%s", prefix, special_glyph(((more || i < n_pids-1) ? SPECIAL_GLYPH_TREE_BRANCH : SPECIAL_GLYPH_TREE_RIGHT)));
 
                 printf("%*"PID_PRI" %s\n", pid_width, pids[i], strna(t));
         }
@@ -74,7 +77,7 @@ static void show_pid_array(
 static int show_cgroup_one_by_path(
                 const char *path,
                 const char *prefix,
-                unsigned n_columns,
+                size_t n_columns,
                 bool more,
                 OutputFlags flags) {
 
@@ -118,7 +121,7 @@ static int show_cgroup_one_by_path(
 int show_cgroup_by_path(
                 const char *path,
                 const char *prefix,
-                unsigned n_columns,
+                size_t n_columns,
                 OutputFlags flags) {
 
         _cleanup_free_ char *fn = NULL, *p1 = NULL, *last = NULL, *p2 = NULL;
@@ -159,10 +162,10 @@ int show_cgroup_by_path(
                 }
 
                 if (last) {
-                        printf("%s%s%s\n", prefix, special_glyph(TREE_BRANCH), cg_unescape(basename(last)));
+                        printf("%s%s%s\n", prefix, special_glyph(SPECIAL_GLYPH_TREE_BRANCH), cg_unescape(basename(last)));
 
                         if (!p1) {
-                                p1 = strappend(prefix, special_glyph(TREE_VERTICAL));
+                                p1 = strappend(prefix, special_glyph(SPECIAL_GLYPH_TREE_VERTICAL));
                                 if (!p1)
                                         return -ENOMEM;
                         }
@@ -181,7 +184,7 @@ int show_cgroup_by_path(
                 show_cgroup_one_by_path(path, prefix, n_columns, !!last, flags);
 
         if (last) {
-                printf("%s%s%s\n", prefix, special_glyph(TREE_RIGHT), cg_unescape(basename(last)));
+                printf("%s%s%s\n", prefix, special_glyph(SPECIAL_GLYPH_TREE_RIGHT), cg_unescape(basename(last)));
 
                 if (!p2) {
                         p2 = strappend(prefix, "  ");
@@ -198,7 +201,7 @@ int show_cgroup_by_path(
 int show_cgroup(const char *controller,
                 const char *path,
                 const char *prefix,
-                unsigned n_columns,
+                size_t n_columns,
                 OutputFlags flags) {
         _cleanup_free_ char *p = NULL;
         int r;
@@ -216,7 +219,7 @@ static int show_extra_pids(
                 const char *controller,
                 const char *path,
                 const char *prefix,
-                unsigned n_columns,
+                size_t n_columns,
                 const pid_t pids[],
                 unsigned n_pids,
                 OutputFlags flags) {
@@ -261,7 +264,7 @@ int show_cgroup_and_extra(
                 const char *controller,
                 const char *path,
                 const char *prefix,
-                unsigned n_columns,
+                size_t n_columns,
                 const pid_t extra_pids[],
                 unsigned n_extra_pids,
                 OutputFlags flags) {