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authorDenys Vlasenko <vda.linux@googlemail.com>2010-04-07 18:03:34 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2010-04-07 18:03:34 +0200
commit39601843d70247a4c40f3810157a331fb8a7193b (patch)
treeb18765b285dd5f251e7cf41e71d4e5ff029346b5
parent1854bc1aa2081b99490bd60721122d28fc8a6737 (diff)
ps: fix non-DESKTOP option handling code
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--procps/ps.c49
1 files changed, 26 insertions, 23 deletions
diff --git a/procps/ps.c b/procps/ps.c
index 91ebd6819..b82c126d2 100644
--- a/procps/ps.c
+++ b/procps/ps.c
@@ -539,18 +539,18 @@ int ps_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int ps_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
{
procps_status_t *p;
- int len;
int psscan_flags = PSSCAN_PID | PSSCAN_UIDGID
| PSSCAN_STATE | PSSCAN_VSZ | PSSCAN_COMM;
-#if !ENABLE_FEATURE_PS_WIDE
- enum { terminal_width = 79 };
-#else
- unsigned terminal_width;
-#endif
-
-#if ENABLE_FEATURE_PS_WIDE || ENABLE_SELINUX
- int opts;
+ unsigned terminal_width IF_NOT_FEATURE_PS_WIDE(= 79);
+ enum {
+ OPT_Z = (1 << 0) * ENABLE_SELINUX,
+ OPT_T = (1 << ENABLE_SELINUX) * ENABLE_FEATURE_SHOW_THREADS,
+ };
+ int opts = 0;
+ /* If we support any options, parse argv */
+#if ENABLE_SELINUX || ENABLE_FEATURE_SHOW_THREADS || ENABLE_FEATURE_PS_WIDE
# if ENABLE_FEATURE_PS_WIDE
+ /* -w is a bit complicated */
int w_count = 0;
opt_complementary = "-:ww";
opts = getopt32(argv, IF_SELINUX("Z")IF_FEATURE_SHOW_THREADS("T")"w", &w_count);
@@ -565,27 +565,30 @@ int ps_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
if (--terminal_width > MAX_WIDTH)
terminal_width = MAX_WIDTH;
}
-# else /* only ENABLE_SELINUX */
- opts = getopt32(argv, "Z"IF_FEATURE_SHOW_THREADS("T"));
+# else
+ /* -w is not supported, only -Z and/or -T */
+ opt_complementary = "-";
+ opts = getopt32(argv, IF_SELINUX("Z")IF_FEATURE_SHOW_THREADS("T"));
# endif
-# if ENABLE_SELINUX
- if ((opts & 1) && is_selinux_enabled())
+#endif
+
+#if ENABLE_SELINUX
+ if ((opts & OPT_Z) && is_selinux_enabled()) {
psscan_flags = PSSCAN_PID | PSSCAN_CONTEXT
| PSSCAN_STATE | PSSCAN_COMM;
-# endif
-# if ENABLE_FEATURE_SHOW_THREADS
- if (opts & (1 << ENABLE_SELINUX))
- psscan_flags |= PSSCAN_TASKS;
-# endif
-#endif /* ENABLE_FEATURE_PS_WIDE || ENABLE_SELINUX */
-
- if (psscan_flags & PSSCAN_CONTEXT)
puts(" PID CONTEXT STAT COMMAND");
- else
+ } else
+#endif
+ {
puts(" PID USER VSZ STAT COMMAND");
+ }
+ if (opts & OPT_T) {
+ psscan_flags |= PSSCAN_TASKS;
+ }
p = NULL;
while ((p = procps_scan(p, psscan_flags)) != NULL) {
+ int len;
#if ENABLE_SELINUX
if (psscan_flags & PSSCAN_CONTEXT) {
len = printf("%5u %-32.32s %s ",
@@ -621,4 +624,4 @@ int ps_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
return EXIT_SUCCESS;
}
-#endif /* ENABLE_DESKTOP */
+#endif /* !ENABLE_DESKTOP */