diff options
Diffstat (limited to 'toys')
| -rw-r--r-- | toys/posix/ps.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/toys/posix/ps.c b/toys/posix/ps.c index 301c1f36..fa8f487f 100644 --- a/toys/posix/ps.c +++ b/toys/posix/ps.c @@ -89,17 +89,20 @@ config PS -O Add FIELDS to defaults -Z Include LABEL - Available -o FIELDs: + Command line -o fields: - ADDR Instruction pointer ARGS Command line (argv[] -path) - BIT Is this process 32 or 64 bits - CMD COMM, or ARGS with -f CMDLINE Command line (argv[]) - COMM Original command name COMMAND Original command path + ARGS Command line (argv[] -path) CMD COMM, or ARGS with -f + CMDLINE Command line (argv[]) COMM Original command name (stat[2]) + COMMAND Command name (argv[0]) NAME Command name (argv[0] -path) + + Process attribute -o FIELDs: + + ADDR Instruction pointer BIT Is this process 32 or 64 bits CPU Which processor running on ETIME Elapsed time since PID start F Flags (1=FORKNOEXEC 4=SUPERPRIV) GID Group id GROUP Group name LABEL Security label MAJFL Major page faults MINFL Minor page faults - NAME Command name (argv[0]) NI Niceness (lower is faster) + NI Niceness (lower is faster) PCPU Percentage of CPU time used PCY Android scheduling policy PGID Process Group ID PID Process ID PPID Parent Process ID @@ -120,7 +123,7 @@ config PS TIME CPU time consumed TTY Controlling terminal UID User id USER User name VSZ Virtual memory size (1k units) %VSZ VSZ as % of physical memory - WCHAN Waiting in kernel for + WCHAN What are we waiting in kernel for config TOP bool "top" @@ -244,7 +247,7 @@ GLOBALS( struct arg_list *k; struct arg_list *O; } top; - struct{ + struct { char *L; struct arg_list *G; struct arg_list *g; @@ -434,10 +437,12 @@ static char *string_field(struct carveup *tb, struct strawberry *field) // String fields } else if (sl < 0) { + // If there's data after argv[0], insert null or space as appropriate if (slot[SLOT_argv0len]) tb->str[tb->offset[4]+slot[SLOT_argv0len]] = (which==PS_NAME) ? 0 : ' '; out = tb->str; sl *= -1; + // First string slot has offset 0, others are offset[-slot-2] if (--sl) out += tb->offset[--sl]; if (which==PS_ARGS) for (s = out; *s && *s != ' '; s++) if (*s == '/') out = s+1; @@ -1299,7 +1304,7 @@ static void top_common( while (old.count || new.count) { struct carveup *otb = *old.tb, *ntb = *new.tb; - // If we just have old, discard it. + // If we just have old for this process, it exited. Discard it. if (old.count && (!new.count || *otb->slot < *ntb->slot)) { old.tb++; old.count--; @@ -1322,7 +1327,7 @@ static void top_common( new.count--; } - // We will re-fetch no data before its time. - Mork calling Orson Welles + // Don't re-fetch data if it's not time yet, just re-display existing data. for (;;) { char was, is; @@ -1338,12 +1343,14 @@ static void top_common( lines = TT.height; } if (recalc && !(toys.optflags&FLAG_q)) { + // Display "top" header. if (*toys.which->name == 't') { struct strawberry alluc; long long ll, up = 0; long run[6]; int j; + // Count running, sleeping, stopped, zombie processes. alluc.which = PS_S; memset(run, 0, sizeof(run)); for (i = 0; i<mix.count; i++) |