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pctl List procs by name

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This commit is contained in:
Kamil Kowalczyk
2025-09-19 22:50:34 +02:00
parent 2c0d50a401
commit c94ef4d990
2 changed files with 30 additions and 0 deletions
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23
user/pctl/ls.c
View File

@ -7,6 +7,18 @@
#include <uprintf.h> #include <uprintf.h>
#include <string/string.h> #include <string/string.h>
#include <dlmalloc/malloc.h> #include <dlmalloc/malloc.h>
#include <args/args.h>
#include "ls.h"
#include "macros.h"
struct {
char *specificproc;
} PCTL_LS_CONFIG;
static Arg ARGS[] = {
ARG("-proc", ARG_STRING, &PCTL_LS_CONFIG.specificproc),
ARG_END(),
};
const char *human_size(uint64_t bytes, char *buf, size_t bufsize) { const char *human_size(uint64_t bytes, char *buf, size_t bufsize) {
static const char *units[] = { "B", "KiB", "MiB", "GiB", "TiB", "PiB" }; static const char *units[] = { "B", "KiB", "MiB", "GiB", "TiB", "PiB" };
@ -41,6 +53,12 @@ const char *human_size(uint64_t bytes, char *buf, size_t bufsize) {
void pctl_ls(void) { void pctl_ls(void) {
int32_t ret;
if ((ret = parse_args(SUBCMD_ARGS(), SUBCMD_ARGSLEN(), ARGS)) < 0) {
uprintf("pctl ls: Could not parse args: %d\n", ret);
return;
}
static const char *states[] = {"embryo", "ready", "zombie", "waiting", "died"}; static const char *states[] = {"embryo", "ready", "zombie", "waiting", "died"};
uint64_t procslen = processctl(-1, PCTL_PLS_SZ, 0, 0, 0); uint64_t procslen = processctl(-1, PCTL_PLS_SZ, 0, 0, 0);
@ -57,6 +75,11 @@ void pctl_ls(void) {
int32_t r = processctl(-1, PCTL_PLS_STAT, i, (uint64_t)&stat, 0); int32_t r = processctl(-1, PCTL_PLS_STAT, i, (uint64_t)&stat, 0);
if (r == E_OK) { if (r == E_OK) {
if (PCTL_LS_CONFIG.specificproc != NULL
&& string_strcmp(stat.name, PCTL_LS_CONFIG.specificproc) != 0) {
continue;
}
string_memcpy(namebuf, stat.name, 30); string_memcpy(namebuf, stat.name, 30);
namebuf[31] = namebuf[32] = namebuf[33] = '.'; namebuf[31] = namebuf[32] = namebuf[33] = '.';

7
user/pctl/macros.h Normal file
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@ -0,0 +1,7 @@
#ifndef PCTL_MACROS_H_
#define PCTL_MACROS_H_
#define SUBCMD_ARGS() (args()+1)
#define SUBCMD_ARGSLEN() (argslen()-1)
#endif // PCTL_MACROS_H_