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pgrep: make --terminal respect other criteria

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In some cases the --terminal option to pgrep will cause all processes
matching the terminal to be output, even if other criteria would exclude them.
Specifically, I noticed that it overrides the --runstates option.

Signed-off-by: Craig Small <csmall@dropbear.xyz>
This commit is contained in:
Jason Cox 2023-01-25 20:34:21 +11:00 committed by Craig Small
parent 356730edbb
commit 848be2b1e2
3 changed files with 12 additions and 7 deletions
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1
NEWS
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@ -2,6 +2,7 @@ procps-ng-NEXT
---------------
* docs: Don't install English manpages twice
* pgrep: Add -H match on userspace signal handler merge #165
* pgrep: make --terminal respect other criteria
* ps: c flag shows command name again Debian #1026326
* ps.1: Match drs description from top.1 merge #156
* skill: Match on -p again Debian #1025915

4
src/pgrep.c
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@ -706,8 +706,8 @@ static struct el * select_procs (int *num)
match = 0;
else if (opt_older && (int)PIDS_GETFLT(ELAPSED) < opt_older)
match = 0;
else if (opt_term)
match = match_strlist(PIDS_GETSTR(TTYNAME), opt_term);
else if (opt_term && ! match_strlist(PIDS_GETSTR(TTYNAME), opt_term))
match = 0;
else if (opt_runstates && ! strchr(opt_runstates, PIDS_GETSCH(STA)))
match = 0;
else if (opt_cgroup && ! match_cgroup_list (PIDS_GETSTV(CGROUP), opt_cgroup))

14
testsuite/pgrep.test/pgrep.exp
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@ -5,9 +5,9 @@ set mypid [pid]
set not_ppid [ expr { $mypid + 1 } ]
set pgrep "${topdir}src/pgrep"
set uid [ exec id -u ]
set not_uid [ expr { $uid + 1 } ]
set not_uid [ expr { $uid + 1 } ]
set gid [ exec id -g ]
set not_gid [ expr { $gid + 1 } ]
set not_gid [ expr { $gid + 1 } ]
set ps "${topdir}src/ps/pscommand"
set tty [ get_tty ]
@ -79,12 +79,16 @@ set test "pgrep doesn't match with bogus sid"
spawn $pgrep -s $not_testproc1_sid $testproc_comm
expect_blank "$test"
set test "pgrep matches on tty"
set test1 "pgrep matches on tty"
set test2 "pgrep doesn't match on tty and wrong runstate"
if { $tty == "" } {
untested "$test"
untested "$test1"
untested "$test2"
} else {
spawn $pgrep -t $tty $testproc_comm
expect_pass "$test" "^$testproc1_pid\\s+$testproc2_pid\\s*$"
expect_pass "$test1" "^$testproc1_pid\\s+$testproc2_pid\\s*$"
spawn $pgrep -t $tty -r D $testproc_comm
expect_blank "$test2"
}
set test "pgrep doesn't match with bogus tty"