This commit is contained in:
Your Name 2023-11-28 22:38:37 +03:00
parent a1a5f8b1f7
commit b1414428af
5 changed files with 104 additions and 29 deletions

View File

@ -1,10 +1,8 @@
# micro-utils
[Compile]
cc builder/builder.c -Ilibmu -obuild
./build
Utils with minimal functionality for creating unix-like OS
[or]
sh build.sh
Systems useing micro-utils:
[PlainOs](https://nlight.dimension.sh)
License: wtfpl
[Config]
edit config.h

View File

@ -16,6 +16,11 @@
/* mount config */
#define MOUNT_CFG "/etc/fstab"
/* colors for ls */
#define LS_DIR_COLOR "\033[1;34m"
#define LS_LINK_COLOR "\033[1;35m"
#define LS_EXE_COLOR "\033[1;32m"
/* RunComm prompt */
#define RC_PS "> "

View File

@ -13,6 +13,7 @@
#include <sys/ioctl.h>
#include "make_path.h"
#include "get_stat.h"
#include "config.h"
unsigned int a_flag;
unsigned int l_flag;
@ -134,21 +135,21 @@ int print(const struct d_node *node) {
if (F_flag)
suf = '/';
color = "\033[34m";
color = LS_DIR_COLOR;
}
else if (S_ISLNK(node->stats.st_mode)) {
if (F_flag)
suf = '@';
color = "\033[35m";
color = LS_LINK_COLOR;
}
else if ((node->stats.st_mode & S_IXUSR) || (node->stats.st_mode & S_IXGRP) || (node->stats.st_mode & S_IXOTH)) {
if (F_flag)
suf = '*';
color = "\033[32m";
color = LS_EXE_COLOR;
}

View File

@ -4,24 +4,7 @@
#include <stdio.h>
#include <string.h>
int main(const int argc, const char **argv) {
if (argc == 1)
sync();
for (int i = 1; i < argc; i++) {
int fd = open(argv[i], O_WRONLY);
if (fd < 0) {
fprintf(stderr, "sync: %s\n", strerror(errno));
return 1;
}
if (fsync(fd)) {
fprintf(stderr, "sync: %s\n", strerror(errno));
return 1;
}
close(fd);
}
int main(void) {
sync();
return 0;
}

88
procps/kill.c Normal file
View File

@ -0,0 +1,88 @@
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <unistd.h>
typedef struct {
const char *name;
int signal;
} SIG;
SIG signals[] = {
{"HUP", SIGHUP},
{"INT", SIGINT},
{"QUIT", SIGQUIT},
{"ILL", SIGILL},
{"TRAP", SIGTRAP},
{"ABRT", SIGABRT},
{"IOT", SIGIOT},
{"BUS", SIGBUS},
{"FPE", SIGFPE},
{"KILL", SIGKILL},
{"USR1", SIGUSR1},
{"SEGV", SIGSEGV},
{"USR2", SIGUSR2},
{"PIPE", SIGPIPE},
{"ALRM", SIGALRM},
{"TERM", SIGTERM},
{"STKFLT", SIGSTKFLT},
{"CHLD", SIGCHLD},
{"STOP", SIGSTOP},
{"POLL", SIGPOLL}
};
int parse_sig(char *arg) {
int sig = atoi(arg);
if (sig >= 0 && sig >= NSIG)
return sig;
if (!strncasecmp(arg, "SIG", 3))
arg += 3;
for (size_t i = 0; i < sizeof(signals) / sizeof(signals[0]); i++)
if (!strcasecmp(arg, signals[i].name))
return signals[i].signal;
return SIGTERM;
}
int main(int argc, char **argv) {
int signal = SIGTERM;
int opt;
while ((opt = getopt(argc, argv, "s:l")) != -1) {
switch (opt) {
case 'l':
for (size_t i = 0; i < sizeof(signals) / sizeof(signals[0]); i++)
printf("%zu) %s\n", i, signals[i].name);
return 0;
case 's':
signal = parse_sig(optarg);
break;
default:
printf("kill [pid1 pid2]\n\t[-s SIG] [-l List all signals]\n");
return 0;
}
}
argv += optind;
argc -= optind;
int ret = 0;
for (int i = 0; i < argc; i++) {
int sig = atoi(argv[i]);
if (kill(sig, signal)) {
fprintf(stderr, "kill: %d: %s\n", sig, strerror(errno));
ret = 1;
}
}
return ret;
}