pgrep: Enable case-insensitive process matching

FreeBSD has case-insensitive matching of processes in pgrep and
pkill, which can be super-useful. This patch uncomments and
documents the code needed to make this work.

Signed-off-by: Craig Small <csmall@enc.com.au>
This commit is contained in:
William Orr 2015-05-10 17:42:09 +10:00 committed by Craig Small
parent 1209e75903
commit 9742c74e7c
2 changed files with 11 additions and 6 deletions

View File

@ -76,6 +76,9 @@ own process group.
Only match processes whose real group ID is listed. Either the numerical or
symbolical value may be used.
.TP
\fB\-i\fR, \fB\-\-ignore\-case\fR
Match processes case-insensitively.
.TP
\fB\-l\fR, \fB\-\-list\-name\fR
List the process name as well as the process ID.
.RB ( pgrep

14
pgrep.c
View File

@ -118,6 +118,7 @@ static int __attribute__ ((__noreturn__)) usage(int opt)
fputs(_(" -f, --full use full process name to match\n"), fp);
fputs(_(" -g, --pgroup <PGID,...> match listed process group IDs\n"), fp);
fputs(_(" -G, --group <GID,...> match real group IDs\n"), fp);
fputs(_(" -i, --ignore-case match case insensitively\n"), fp);
fputs(_(" -n, --newest select most recently started\n"), fp);
fputs(_(" -o, --oldest select least recently started\n"), fp);
fputs(_(" -P, --parent <PPID,...> match only child processes of the given parent\n"), fp);
@ -694,6 +695,7 @@ static void parse_opts (int argc, char **argv)
{"full", no_argument, NULL, 'f'},
{"pgroup", required_argument, NULL, 'g'},
{"group", required_argument, NULL, 'G'},
{"ignore-case", no_argument, NULL, 'i'},
{"newest", no_argument, NULL, 'n'},
{"oldest", no_argument, NULL, 'o'},
{"parent", required_argument, NULL, 'P'},
@ -727,7 +729,7 @@ static void parse_opts (int argc, char **argv)
strcat (opts, "lad:vw");
}
strcat (opts, "LF:cfnoxP:g:s:u:U:G:t:?Vh");
strcat (opts, "LF:cfinoxP:g:s:u:U:G:t:?Vh");
while ((opt = getopt_long (argc, argv, opts, longopts, NULL)) != -1) {
switch (opt) {
@ -798,11 +800,11 @@ static void parse_opts (int argc, char **argv)
usage ('?');
++criteria_count;
break;
/* case 'i': / * FreeBSD: ignore case. OpenBSD: withdrawn. See -I. This sucks. * /
* if (opt_case)
* usage (opt);
* opt_case = REG_ICASE;
* break; */
case 'i': /* FreeBSD: ignore case. OpenBSD: withdrawn. See -I. This sucks. */
if (opt_case)
usage (opt);
opt_case = REG_ICASE;
break;
/* case 'j': / * FreeBSD: restricted to the given jail ID * /
* break; */
case 'l': /* Solaris: long output format (pgrep only) Should require -f for beyond argv[0] maybe? */