1 | /* vi: set sw=4 ts=4: */
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2 | /*
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3 | * Mini ps implementation(s) for busybox
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4 | *
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5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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6 | * Fix for SELinux Support:(c)2007 Hiroshi Shinji <shiroshi@my.email.ne.jp>
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7 | * (c)2007 Yuichi Nakamura <ynakam@hitachisoft.jp>
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8 | *
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9 | * Licensed under GPLv2, see file LICENSE in this source tree.
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10 | */
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11 |
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12 | #include "libbb.h"
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13 |
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14 | /* Absolute maximum on output line length */
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15 | enum { MAX_WIDTH = 2*1024 };
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16 |
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17 | #if ENABLE_DESKTOP
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18 |
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19 | #include <sys/times.h> /* for times() */
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20 | #ifndef AT_CLKTCK
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21 | #define AT_CLKTCK 17
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22 | #endif
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23 |
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24 |
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25 | #if ENABLE_SELINUX
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26 | #define SELINUX_O_PREFIX "label,"
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27 | #define DEFAULT_O_STR (SELINUX_O_PREFIX "pid,user" IF_FEATURE_PS_TIME(",time") ",args")
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28 | #else
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29 | #define DEFAULT_O_STR ("pid,user" IF_FEATURE_PS_TIME(",time") ",args")
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30 | #endif
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31 |
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32 | typedef struct {
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33 | uint16_t width;
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34 | char name6[6];
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35 | const char *header;
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36 | void (*f)(char *buf, int size, const procps_status_t *ps);
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37 | int ps_flags;
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38 | } ps_out_t;
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39 |
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40 | struct globals {
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41 | ps_out_t* out;
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42 | int out_cnt;
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43 | int print_header;
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44 | int need_flags;
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45 | char *buffer;
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46 | unsigned terminal_width;
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47 | #if ENABLE_FEATURE_PS_TIME
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48 | unsigned kernel_HZ;
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49 | unsigned long long seconds_since_boot;
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50 | #endif
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51 | char default_o[sizeof(DEFAULT_O_STR)];
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52 | } FIX_ALIASING;
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53 | #define G (*(struct globals*)&bb_common_bufsiz1)
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54 | #define out (G.out )
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55 | #define out_cnt (G.out_cnt )
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56 | #define print_header (G.print_header )
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57 | #define need_flags (G.need_flags )
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58 | #define buffer (G.buffer )
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59 | #define terminal_width (G.terminal_width )
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60 | #define kernel_HZ (G.kernel_HZ )
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61 | #define seconds_since_boot (G.seconds_since_boot)
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62 | #define default_o (G.default_o )
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63 | #define INIT_G() do { } while (0)
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64 |
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65 | #if ENABLE_FEATURE_PS_TIME
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66 | /* for ELF executables, notes are pushed before environment and args */
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67 | static ptrdiff_t find_elf_note(ptrdiff_t findme)
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68 | {
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69 | ptrdiff_t *ep = (ptrdiff_t *) environ;
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70 |
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71 | while (*ep++);
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72 | while (*ep) {
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73 | if (ep[0] == findme) {
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74 | return ep[1];
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75 | }
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76 | ep += 2;
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77 | }
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78 | return -1;
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79 | }
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80 |
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81 | #if ENABLE_FEATURE_PS_UNUSUAL_SYSTEMS
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82 | static unsigned get_HZ_by_waiting(void)
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83 | {
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84 | struct timeval tv1, tv2;
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85 | unsigned t1, t2, r, hz;
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86 | unsigned cnt = cnt; /* for compiler */
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87 | int diff;
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88 |
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89 | r = 0;
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90 |
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91 | /* Wait for times() to reach new tick */
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92 | t1 = times(NULL);
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93 | do {
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94 | t2 = times(NULL);
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95 | } while (t2 == t1);
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96 | gettimeofday(&tv2, NULL);
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97 |
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98 | do {
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99 | t1 = t2;
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100 | tv1.tv_usec = tv2.tv_usec;
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101 |
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102 | /* Wait exactly one times() tick */
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103 | do {
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104 | t2 = times(NULL);
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105 | } while (t2 == t1);
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106 | gettimeofday(&tv2, NULL);
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107 |
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108 | /* Calculate ticks per sec, rounding up to even */
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109 | diff = tv2.tv_usec - tv1.tv_usec;
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110 | if (diff <= 0) diff += 1000000;
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111 | hz = 1000000u / (unsigned)diff;
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112 | hz = (hz+1) & ~1;
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113 |
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114 | /* Count how many same hz values we saw */
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115 | if (r != hz) {
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116 | r = hz;
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117 | cnt = 0;
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118 | }
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119 | cnt++;
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120 | } while (cnt < 3); /* exit if saw 3 same values */
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121 |
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122 | return r;
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123 | }
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124 | #else
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125 | static inline unsigned get_HZ_by_waiting(void)
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126 | {
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127 | /* Better method? */
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128 | return 100;
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129 | }
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130 | #endif
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131 |
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132 | static unsigned get_kernel_HZ(void)
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133 | {
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134 | //char buf[64];
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135 | struct sysinfo info;
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136 |
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137 | if (kernel_HZ)
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138 | return kernel_HZ;
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139 |
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140 | /* Works for ELF only, Linux 2.4.0+ */
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141 | kernel_HZ = find_elf_note(AT_CLKTCK);
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142 | if (kernel_HZ == (unsigned)-1)
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143 | kernel_HZ = get_HZ_by_waiting();
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144 |
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145 | //if (open_read_close("/proc/uptime", buf, sizeof(buf)) <= 0)
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146 | // bb_perror_msg_and_die("can't read %s", "/proc/uptime");
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147 | //buf[sizeof(buf)-1] = '\0';
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148 | ///sscanf(buf, "%llu", &seconds_since_boot);
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149 | sysinfo(&info);
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150 | seconds_since_boot = info.uptime;
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151 |
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152 | return kernel_HZ;
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153 | }
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154 | #endif
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155 |
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156 | /* Print value to buf, max size+1 chars (including trailing '\0') */
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157 |
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158 | static void func_user(char *buf, int size, const procps_status_t *ps)
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159 | {
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160 | #if 1
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161 | safe_strncpy(buf, get_cached_username(ps->uid), size+1);
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162 | #else
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163 | /* "compatible" version, but it's larger */
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164 | /* procps 2.18 shows numeric UID if name overflows the field */
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165 | /* TODO: get_cached_username() returns numeric string if
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166 | * user has no passwd record, we will display it
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167 | * left-justified here; too long usernames are shown
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168 | * as _right-justified_ IDs. Is it worth fixing? */
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169 | const char *user = get_cached_username(ps->uid);
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170 | if (strlen(user) <= size)
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171 | safe_strncpy(buf, user, size+1);
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172 | else
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173 | sprintf(buf, "%*u", size, (unsigned)ps->uid);
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174 | #endif
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175 | }
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176 |
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177 | static void func_group(char *buf, int size, const procps_status_t *ps)
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178 | {
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179 | safe_strncpy(buf, get_cached_groupname(ps->gid), size+1);
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180 | }
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181 |
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182 | static void func_comm(char *buf, int size, const procps_status_t *ps)
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183 | {
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184 | safe_strncpy(buf, ps->comm, size+1);
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185 | }
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186 |
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187 | static void func_args(char *buf, int size, const procps_status_t *ps)
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188 | {
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189 | read_cmdline(buf, size+1, ps->pid, ps->comm);
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190 | }
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191 |
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192 | static void func_pid(char *buf, int size, const procps_status_t *ps)
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193 | {
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194 | sprintf(buf, "%*u", size, ps->pid);
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195 | }
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196 |
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197 | static void func_ppid(char *buf, int size, const procps_status_t *ps)
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198 | {
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199 | sprintf(buf, "%*u", size, ps->ppid);
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200 | }
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201 |
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202 | static void func_pgid(char *buf, int size, const procps_status_t *ps)
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203 | {
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204 | sprintf(buf, "%*u", size, ps->pgid);
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205 | }
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206 |
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207 | static void put_lu(char *buf, int size, unsigned long u)
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208 | {
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209 | char buf4[5];
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210 |
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211 | /* see http://en.wikipedia.org/wiki/Tera */
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212 | smart_ulltoa4(u, buf4, " mgtpezy");
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213 | buf4[4] = '\0';
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214 | sprintf(buf, "%.*s", size, buf4);
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215 | }
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216 |
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217 | static void func_vsz(char *buf, int size, const procps_status_t *ps)
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218 | {
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219 | put_lu(buf, size, ps->vsz);
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220 | }
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221 |
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222 | static void func_rss(char *buf, int size, const procps_status_t *ps)
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223 | {
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224 | put_lu(buf, size, ps->rss);
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225 | }
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226 |
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227 | static void func_tty(char *buf, int size, const procps_status_t *ps)
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228 | {
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229 | buf[0] = '?';
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230 | buf[1] = '\0';
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231 | if (ps->tty_major) /* tty field of "0" means "no tty" */
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232 | snprintf(buf, size+1, "%u,%u", ps->tty_major, ps->tty_minor);
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233 | }
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234 |
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235 | #if ENABLE_FEATURE_PS_ADDITIONAL_COLUMNS
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236 |
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237 | static void func_rgroup(char *buf, int size, const procps_status_t *ps)
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238 | {
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239 | safe_strncpy(buf, get_cached_groupname(ps->rgid), size+1);
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240 | }
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241 |
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242 | static void func_ruser(char *buf, int size, const procps_status_t *ps)
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243 | {
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244 | safe_strncpy(buf, get_cached_username(ps->ruid), size+1);
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245 | }
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246 |
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247 | static void func_nice(char *buf, int size, const procps_status_t *ps)
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248 | {
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249 | sprintf(buf, "%*d", size, ps->niceness);
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250 | }
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251 |
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252 | #endif
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253 |
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254 | #if ENABLE_FEATURE_PS_TIME
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255 |
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256 | static void func_etime(char *buf, int size, const procps_status_t *ps)
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257 | {
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258 | /* elapsed time [[dd-]hh:]mm:ss; here only mm:ss */
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259 | unsigned long mm;
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260 | unsigned ss;
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261 |
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262 | mm = ps->start_time / get_kernel_HZ();
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263 | /* must be after get_kernel_HZ()! */
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264 | mm = seconds_since_boot - mm;
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265 | ss = mm % 60;
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266 | mm /= 60;
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267 | snprintf(buf, size+1, "%3lu:%02u", mm, ss);
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268 | }
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269 |
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270 | static void func_time(char *buf, int size, const procps_status_t *ps)
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271 | {
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272 | /* cumulative time [[dd-]hh:]mm:ss; here only mm:ss */
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273 | unsigned long mm;
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274 | unsigned ss;
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275 |
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276 | mm = (ps->utime + ps->stime) / get_kernel_HZ();
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277 | ss = mm % 60;
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278 | mm /= 60;
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279 | snprintf(buf, size+1, "%3lu:%02u", mm, ss);
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280 | }
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281 |
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282 | #endif
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283 |
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284 | #if ENABLE_SELINUX
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285 | static void func_label(char *buf, int size, const procps_status_t *ps)
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286 | {
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287 | safe_strncpy(buf, ps->context ? ps->context : "unknown", size+1);
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288 | }
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289 | #endif
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290 |
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291 | /*
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292 | static void func_nice(char *buf, int size, const procps_status_t *ps)
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293 | {
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294 | ps->???
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295 | }
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296 |
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297 | static void func_pcpu(char *buf, int size, const procps_status_t *ps)
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298 | {
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299 | }
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300 | */
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301 |
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302 | static const ps_out_t out_spec[] = {
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303 | // Mandated by POSIX:
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304 | { 8 , "user" ,"USER" ,func_user ,PSSCAN_UIDGID },
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305 | { 8 , "group" ,"GROUP" ,func_group ,PSSCAN_UIDGID },
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306 | { 16 , "comm" ,"COMMAND",func_comm ,PSSCAN_COMM },
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307 | { MAX_WIDTH , "args" ,"COMMAND",func_args ,PSSCAN_COMM },
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308 | { 5 , "pid" ,"PID" ,func_pid ,PSSCAN_PID },
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309 | { 5 , "ppid" ,"PPID" ,func_ppid ,PSSCAN_PPID },
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310 | { 5 , "pgid" ,"PGID" ,func_pgid ,PSSCAN_PGID },
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311 | #if ENABLE_FEATURE_PS_TIME
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312 | { sizeof("ELAPSED")-1, "etime" ,"ELAPSED",func_etime ,PSSCAN_START_TIME },
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313 | #endif
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314 | #if ENABLE_FEATURE_PS_ADDITIONAL_COLUMNS
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315 | { 5 , "nice" ,"NI" ,func_nice ,PSSCAN_NICE },
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316 | { 8 , "rgroup","RGROUP" ,func_rgroup,PSSCAN_RUIDGID },
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317 | { 8 , "ruser" ,"RUSER" ,func_ruser ,PSSCAN_RUIDGID },
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318 | // { 5 , "pcpu" ,"%CPU" ,func_pcpu ,PSSCAN_ },
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319 | #endif
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320 | #if ENABLE_FEATURE_PS_TIME
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321 | { 6 , "time" ,"TIME" ,func_time ,PSSCAN_STIME | PSSCAN_UTIME },
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322 | #endif
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323 | { 6 , "tty" ,"TT" ,func_tty ,PSSCAN_TTY },
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324 | { 4 , "vsz" ,"VSZ" ,func_vsz ,PSSCAN_VSZ },
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325 | // Not mandated by POSIX, but useful:
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326 | { 4 , "rss" ,"RSS" ,func_rss ,PSSCAN_RSS },
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327 | #if ENABLE_SELINUX
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328 | { 35 , "label" ,"LABEL" ,func_label ,PSSCAN_CONTEXT },
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329 | #endif
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330 | };
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331 |
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332 | static ps_out_t* new_out_t(void)
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333 | {
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334 | out = xrealloc_vector(out, 2, out_cnt);
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335 | return &out[out_cnt++];
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336 | }
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337 |
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338 | static const ps_out_t* find_out_spec(const char *name)
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339 | {
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340 | unsigned i;
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341 | char buf[ARRAY_SIZE(out_spec)*7 + 1];
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342 | char *p = buf;
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343 |
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344 | for (i = 0; i < ARRAY_SIZE(out_spec); i++) {
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345 | if (strncmp(name, out_spec[i].name6, 6) == 0)
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346 | return &out_spec[i];
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347 | p += sprintf(p, "%.6s,", out_spec[i].name6);
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348 | }
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349 | p[-1] = '\0';
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350 | bb_error_msg_and_die("bad -o argument '%s', supported arguments: %s", name, buf);
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351 | }
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352 |
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353 | static void parse_o(char* opt)
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354 | {
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355 | ps_out_t* new;
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356 | // POSIX: "-o is blank- or comma-separated list" (FIXME)
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357 | char *comma, *equal;
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358 | while (1) {
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359 | comma = strchr(opt, ',');
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360 | equal = strchr(opt, '=');
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361 | if (comma && (!equal || equal > comma)) {
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362 | *comma = '\0';
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363 | *new_out_t() = *find_out_spec(opt);
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364 | *comma = ',';
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365 | opt = comma + 1;
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366 | continue;
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367 | }
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368 | break;
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369 | }
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370 | // opt points to last spec in comma separated list.
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371 | // This one can have =HEADER part.
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372 | new = new_out_t();
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373 | if (equal)
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374 | *equal = '\0';
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375 | *new = *find_out_spec(opt);
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376 | if (equal) {
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377 | *equal = '=';
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378 | new->header = equal + 1;
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379 | // POSIX: the field widths shall be ... at least as wide as
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380 | // the header text (default or overridden value).
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381 | // If the header text is null, such as -o user=,
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382 | // the field width shall be at least as wide as the
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383 | // default header text
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384 | if (new->header[0]) {
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385 | new->width = strlen(new->header);
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386 | print_header = 1;
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387 | }
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388 | } else
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389 | print_header = 1;
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390 | }
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391 |
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392 | static void alloc_line_buffer(void)
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393 | {
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394 | int i;
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395 | int width = 0;
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396 | for (i = 0; i < out_cnt; i++) {
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397 | need_flags |= out[i].ps_flags;
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398 | if (out[i].header[0]) {
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399 | print_header = 1;
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400 | }
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401 | width += out[i].width + 1; /* "FIELD " */
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402 | if ((int)(width - terminal_width) > 0) {
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403 | /* The rest does not fit on the screen */
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404 | //out[i].width -= (width - terminal_width - 1);
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405 | out_cnt = i + 1;
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406 | break;
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407 | }
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408 | }
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409 | #if ENABLE_SELINUX
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410 | if (!is_selinux_enabled())
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411 | need_flags &= ~PSSCAN_CONTEXT;
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412 | #endif
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413 | buffer = xmalloc(width + 1); /* for trailing \0 */
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414 | }
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415 |
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416 | static void format_header(void)
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417 | {
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418 | int i;
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419 | ps_out_t* op;
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420 | char *p;
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421 |
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422 | if (!print_header)
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423 | return;
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424 | p = buffer;
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425 | i = 0;
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426 | if (out_cnt) {
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427 | while (1) {
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428 | op = &out[i];
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429 | if (++i == out_cnt) /* do not pad last field */
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430 | break;
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431 | p += sprintf(p, "%-*s ", op->width, op->header);
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432 | }
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433 | strcpy(p, op->header);
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434 | }
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435 | printf("%.*s\n", terminal_width, buffer);
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436 | }
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437 |
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438 | static void format_process(const procps_status_t *ps)
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439 | {
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440 | int i, len;
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441 | char *p = buffer;
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442 | i = 0;
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443 | if (out_cnt) while (1) {
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444 | out[i].f(p, out[i].width, ps);
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445 | // POSIX: Any field need not be meaningful in all
|
---|
446 | // implementations. In such a case a hyphen ( '-' )
|
---|
447 | // should be output in place of the field value.
|
---|
448 | if (!p[0]) {
|
---|
449 | p[0] = '-';
|
---|
450 | p[1] = '\0';
|
---|
451 | }
|
---|
452 | len = strlen(p);
|
---|
453 | p += len;
|
---|
454 | len = out[i].width - len + 1;
|
---|
455 | if (++i == out_cnt) /* do not pad last field */
|
---|
456 | break;
|
---|
457 | p += sprintf(p, "%*s", len, "");
|
---|
458 | }
|
---|
459 | printf("%.*s\n", terminal_width, buffer);
|
---|
460 | }
|
---|
461 |
|
---|
462 | int ps_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
|
---|
463 | int ps_main(int argc UNUSED_PARAM, char **argv)
|
---|
464 | {
|
---|
465 | procps_status_t *p;
|
---|
466 | llist_t* opt_o = NULL;
|
---|
467 | int opt;
|
---|
468 | enum {
|
---|
469 | OPT_Z = (1 << 0),
|
---|
470 | OPT_o = (1 << 1),
|
---|
471 | OPT_a = (1 << 2),
|
---|
472 | OPT_A = (1 << 3),
|
---|
473 | OPT_d = (1 << 4),
|
---|
474 | OPT_e = (1 << 5),
|
---|
475 | OPT_f = (1 << 6),
|
---|
476 | OPT_l = (1 << 7),
|
---|
477 | OPT_T = (1 << 8) * ENABLE_FEATURE_SHOW_THREADS,
|
---|
478 | };
|
---|
479 |
|
---|
480 | INIT_G();
|
---|
481 |
|
---|
482 | // POSIX:
|
---|
483 | // -a Write information for all processes associated with terminals
|
---|
484 | // Implementations may omit session leaders from this list
|
---|
485 | // -A Write information for all processes
|
---|
486 | // -d Write information for all processes, except session leaders
|
---|
487 | // -e Write information for all processes (equivalent to -A)
|
---|
488 | // -f Generate a full listing
|
---|
489 | // -l Generate a long listing
|
---|
490 | // -o col1,col2,col3=header
|
---|
491 | // Select which columns to display
|
---|
492 | /* We allow (and ignore) most of the above. FIXME.
|
---|
493 | * -T is picked for threads (POSIX hasn't it standardized).
|
---|
494 | * procps v3.2.7 supports -T and shows tids as SPID column,
|
---|
495 | * it also supports -L where it shows tids as LWP column.
|
---|
496 | */
|
---|
497 | opt_complementary = "o::";
|
---|
498 | opt = getopt32(argv, "Zo:aAdefl"IF_FEATURE_SHOW_THREADS("T"), &opt_o);
|
---|
499 | if (opt_o) {
|
---|
500 | do {
|
---|
501 | parse_o(llist_pop(&opt_o));
|
---|
502 | } while (opt_o);
|
---|
503 | } else {
|
---|
504 | /* Below: parse_o() needs char*, NOT const char*... */
|
---|
505 | #if ENABLE_SELINUX
|
---|
506 | if (!(opt & OPT_Z) || !is_selinux_enabled()) {
|
---|
507 | /* no -Z or no SELinux: do not show LABEL */
|
---|
508 | strcpy(default_o, DEFAULT_O_STR + sizeof(SELINUX_O_PREFIX)-1);
|
---|
509 | } else
|
---|
510 | #endif
|
---|
511 | {
|
---|
512 | strcpy(default_o, DEFAULT_O_STR);
|
---|
513 | }
|
---|
514 | parse_o(default_o);
|
---|
515 | }
|
---|
516 | #if ENABLE_FEATURE_SHOW_THREADS
|
---|
517 | if (opt & OPT_T)
|
---|
518 | need_flags |= PSSCAN_TASKS;
|
---|
519 | #endif
|
---|
520 |
|
---|
521 | /* Was INT_MAX, but some libc's go belly up with printf("%.*s")
|
---|
522 | * and such large widths */
|
---|
523 | terminal_width = MAX_WIDTH;
|
---|
524 | if (isatty(1)) {
|
---|
525 | get_terminal_width_height(0, &terminal_width, NULL);
|
---|
526 | if (--terminal_width > MAX_WIDTH)
|
---|
527 | terminal_width = MAX_WIDTH;
|
---|
528 | }
|
---|
529 | alloc_line_buffer();
|
---|
530 | format_header();
|
---|
531 |
|
---|
532 | p = NULL;
|
---|
533 | while ((p = procps_scan(p, need_flags)) != NULL) {
|
---|
534 | format_process(p);
|
---|
535 | }
|
---|
536 |
|
---|
537 | return EXIT_SUCCESS;
|
---|
538 | }
|
---|
539 |
|
---|
540 |
|
---|
541 | #else /* !ENABLE_DESKTOP */
|
---|
542 |
|
---|
543 |
|
---|
544 | int ps_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
|
---|
545 | int ps_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
|
---|
546 | {
|
---|
547 | procps_status_t *p;
|
---|
548 | int psscan_flags = PSSCAN_PID | PSSCAN_UIDGID
|
---|
549 | | PSSCAN_STATE | PSSCAN_VSZ | PSSCAN_COMM;
|
---|
550 | unsigned terminal_width IF_NOT_FEATURE_PS_WIDE(= 79);
|
---|
551 | enum {
|
---|
552 | OPT_Z = (1 << 0) * ENABLE_SELINUX,
|
---|
553 | OPT_T = (1 << ENABLE_SELINUX) * ENABLE_FEATURE_SHOW_THREADS,
|
---|
554 | };
|
---|
555 | int opts = 0;
|
---|
556 | /* If we support any options, parse argv */
|
---|
557 | #if ENABLE_SELINUX || ENABLE_FEATURE_SHOW_THREADS || ENABLE_FEATURE_PS_WIDE
|
---|
558 | # if ENABLE_FEATURE_PS_WIDE
|
---|
559 | /* -w is a bit complicated */
|
---|
560 | int w_count = 0;
|
---|
561 | opt_complementary = "-:ww";
|
---|
562 | opts = getopt32(argv, IF_SELINUX("Z")IF_FEATURE_SHOW_THREADS("T")"w", &w_count);
|
---|
563 | /* if w is given once, GNU ps sets the width to 132,
|
---|
564 | * if w is given more than once, it is "unlimited"
|
---|
565 | */
|
---|
566 | if (w_count) {
|
---|
567 | terminal_width = (w_count == 1) ? 132 : MAX_WIDTH;
|
---|
568 | } else {
|
---|
569 | get_terminal_width_height(0, &terminal_width, NULL);
|
---|
570 | /* Go one less... */
|
---|
571 | if (--terminal_width > MAX_WIDTH)
|
---|
572 | terminal_width = MAX_WIDTH;
|
---|
573 | }
|
---|
574 | # else
|
---|
575 | /* -w is not supported, only -Z and/or -T */
|
---|
576 | opt_complementary = "-";
|
---|
577 | opts = getopt32(argv, IF_SELINUX("Z")IF_FEATURE_SHOW_THREADS("T"));
|
---|
578 | # endif
|
---|
579 | #endif
|
---|
580 |
|
---|
581 | #if ENABLE_SELINUX
|
---|
582 | if ((opts & OPT_Z) && is_selinux_enabled()) {
|
---|
583 | psscan_flags = PSSCAN_PID | PSSCAN_CONTEXT
|
---|
584 | | PSSCAN_STATE | PSSCAN_COMM;
|
---|
585 | puts(" PID CONTEXT STAT COMMAND");
|
---|
586 | } else
|
---|
587 | #endif
|
---|
588 | {
|
---|
589 | puts(" PID USER VSZ STAT COMMAND");
|
---|
590 | }
|
---|
591 | if (opts & OPT_T) {
|
---|
592 | psscan_flags |= PSSCAN_TASKS;
|
---|
593 | }
|
---|
594 |
|
---|
595 | p = NULL;
|
---|
596 | while ((p = procps_scan(p, psscan_flags)) != NULL) {
|
---|
597 | int len;
|
---|
598 | #if ENABLE_SELINUX
|
---|
599 | if (psscan_flags & PSSCAN_CONTEXT) {
|
---|
600 | len = printf("%5u %-32.32s %s ",
|
---|
601 | p->pid,
|
---|
602 | p->context ? p->context : "unknown",
|
---|
603 | p->state);
|
---|
604 | } else
|
---|
605 | #endif
|
---|
606 | {
|
---|
607 | const char *user = get_cached_username(p->uid);
|
---|
608 | //if (p->vsz == 0)
|
---|
609 | // len = printf("%5u %-8.8s %s ",
|
---|
610 | // p->pid, user, p->state);
|
---|
611 | //else
|
---|
612 | {
|
---|
613 | char buf6[6];
|
---|
614 | smart_ulltoa5(p->vsz, buf6, " mgtpezy");
|
---|
615 | buf6[5] = '\0';
|
---|
616 | len = printf("%5u %-8.8s %s %s ",
|
---|
617 | p->pid, user, buf6, p->state);
|
---|
618 | }
|
---|
619 | }
|
---|
620 |
|
---|
621 | {
|
---|
622 | int sz = terminal_width - len;
|
---|
623 | char buf[sz + 1];
|
---|
624 | read_cmdline(buf, sz, p->pid, p->comm);
|
---|
625 | puts(buf);
|
---|
626 | }
|
---|
627 | }
|
---|
628 | if (ENABLE_FEATURE_CLEAN_UP)
|
---|
629 | clear_username_cache();
|
---|
630 | return EXIT_SUCCESS;
|
---|
631 | }
|
---|
632 |
|
---|
633 | #endif /* !ENABLE_DESKTOP */
|
---|