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-rw-r--r--include/usage.h8
-rw-r--r--procps/ps.c22
2 files changed, 22 insertions, 8 deletions
diff --git a/include/usage.h b/include/usage.h
index 8f695f8..d53b867 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -3574,11 +3574,11 @@
#if ENABLE_DESKTOP
#define ps_trivial_usage \
- ""
+ "[-o COL1,COL2=HEADER]" IF_FEATURE_SHOW_THREADS(" [-T]")
#define ps_full_usage "\n\n" \
- "Report process status\n" \
+ "Show list of processes\n" \
"\nOptions:" \
- "\n -o col1,col2=header Select columns for display" \
+ "\n -o COL1,COL2=HEADER Select columns for display" \
IF_FEATURE_SHOW_THREADS( \
"\n -T Show threads" \
)
@@ -3594,7 +3594,7 @@
#define ps_trivial_usage \
""
#define ps_full_usage "\n\n" \
- "Report process status\n" \
+ "Show list of processes\n" \
USAGE_PS \
IF_SELINUX( \
"\n -Z Show selinux context" \
diff --git a/procps/ps.c b/procps/ps.c
index c3b2008..a3220a9 100644
--- a/procps/ps.c
+++ b/procps/ps.c
@@ -232,7 +232,6 @@ static void func_tty(char *buf, int size, const procps_status_t *ps)
snprintf(buf, size+1, "%u,%u", ps->tty_major, ps->tty_minor);
}
-
#if ENABLE_FEATURE_PS_ADDITIONAL_COLUMNS
static void func_rgroup(char *buf, int size, const procps_status_t *ps)
@@ -250,9 +249,10 @@ static void func_nice(char *buf, int size, const procps_status_t *ps)
sprintf(buf, "%*d", size, ps->niceness);
}
-#endif /* FEATURE_PS_ADDITIONAL_COLUMNS */
+#endif
#if ENABLE_FEATURE_PS_TIME
+
static void func_etime(char *buf, int size, const procps_status_t *ps)
{
/* elapsed time [[dd-]hh:]mm:ss; here only mm:ss */
@@ -278,6 +278,7 @@ static void func_time(char *buf, int size, const procps_status_t *ps)
mm /= 60;
snprintf(buf, size+1, "%3lu:%02u", mm, ss);
}
+
#endif
#if ENABLE_SELINUX
@@ -337,11 +338,24 @@ static ps_out_t* new_out_t(void)
static const ps_out_t* find_out_spec(const char *name)
{
unsigned i;
+#if ENABLE_DESKTOP
+ char buf[ARRAY_SIZE(out_spec)*7 + 1];
+ char *p = buf;
+#endif
+
for (i = 0; i < ARRAY_SIZE(out_spec); i++) {
- if (!strncmp(name, out_spec[i].name6, 6))
+ if (strncmp(name, out_spec[i].name6, 6) == 0)
return &out_spec[i];
+#if ENABLE_DESKTOP
+ p += sprintf(p, "%.6s,", out_spec[i].name6);
+#endif
}
- bb_error_msg_and_die("bad -o argument '%s'", name);
+#if ENABLE_DESKTOP
+ p[-1] = '\0';
+ bb_error_msg_and_die("bad -o argument '%s', supported arguments: %s", name, buf);
+#else
+ bb_error_msg_and_die("bad -o argument '%s'");
+#endif
}
static void parse_o(char* opt)