diff options
Diffstat (limited to 'toys/posix')
| -rw-r--r-- | toys/posix/ps.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/toys/posix/ps.c b/toys/posix/ps.c index 8aaeb933..82a84438 100644 --- a/toys/posix/ps.c +++ b/toys/posix/ps.c @@ -346,8 +346,8 @@ struct typography { {"TID", 5, SLOT_tid}, {"TCNT", 4, SLOT_tcount}, {"BIT", 3, SLOT_bits}, // String fields - {"COMM", -15, -1}, {"TTY", -8, -2}, {"WCHAN", -6, -3}, {"LABEL", -30, -4}, - {"NAME", -15, -5}, {"TNAME", -15, -7}, {"COMMAND", -27, -5}, + {"TTY", -8, -2}, {"WCHAN", -6, -3}, {"LABEL", -30, -4}, {"COMM", -15, -1}, + {"NAME", -15, -5}, {"TNAME", -27, -7}, {"COMMAND", -27, -5}, {"CMDLINE", -27, -6}, {"ARGS", -27, -6}, {"CMD", -27, -1}, // user/group @@ -451,8 +451,7 @@ static char *string_field(struct carveup *tb, struct strawberry *field) if (out[i] == '/') s = out+i+1; out = s; } - if (which>PS_COMMAND && (!*out || *slot != slot[SLOT_tid])) - sprintf(out = buf, "[%s]", tb->str); + if (which>=PS_COMM && !*out) sprintf(out = buf, "[%s]", tb->str); // user/group } else if (which <= PS_RGROUP) { @@ -636,7 +635,8 @@ static int get_ps(struct dirtree *new) // Parse numeric fields (starting at 4th field in slot[SLOT_ppid]) if (1>sscanf(s = end, ") %c%n", &tb->state, &i)) return 0; - for (j = 1; j<50; j++) if (1>sscanf(s += i, " %lld%n", slot+j, &i)) break; + for (j = 1; j<SLOT_count; j++) + if (1>sscanf(s += i, " %lld%n", slot+j, &i)) break; // Now we've read the data, move status and name right after slot[] array, // and convert low chars to ? for non-tty display while we're at it. @@ -822,7 +822,10 @@ static int get_ps(struct dirtree *new) if (readfileat(fd, buf, buf, &len) && len>0) { int temp = 0; - if (buf[len-1]=='\n') buf[--len] = 0; + // Trim trailing whitespace and NUL bytes + while (len) + if (!buf[len-1] || isspace(buf[len-1])) buf[--len] = 0; + else break; // Turn NUL to space, other low ascii to ? (in non-tty mode) // cmdline has a trailing NUL that we don't want to turn to space. |