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authorFelix Janda <felix.janda@posteo.de>2013-04-20 00:18:17 +0200
committerFelix Janda <felix.janda@posteo.de>2013-04-20 00:18:17 +0200
commit553aacf6e39bb18dff87ce1a48210a97408b93dd (patch)
tree6966af3c271327c2de6a38e2877552de918ca5b8 /toys/pending/stat.c
parent35878c38d3984e0b6d33d8abe5fadb1a0737571f (diff)
downloadtoybox-553aacf6e39bb18dff87ce1a48210a97408b93dd.tar.gz
stat cleanup
Diffstat (limited to 'toys/pending/stat.c')
-rw-r--r--toys/pending/stat.c327
1 files changed, 149 insertions, 178 deletions
diff --git a/toys/pending/stat.c b/toys/pending/stat.c
index 6781e53b..4ce2548b 100644
--- a/toys/pending/stat.c
+++ b/toys/pending/stat.c
@@ -2,7 +2,7 @@
* anand.sinha85@gmail.com
* Copyright 2012 <warior.linux@gmail.com>
-USE_STAT(NEWTOY(stat, "LZfc", TOYFLAG_BIN))
+USE_STAT(NEWTOY(stat, "LZc:f", TOYFLAG_BIN))
config STAT
bool stat
@@ -48,48 +48,28 @@ config STAT
#define FOR_stat
#include "toys.h"
-#define SIZE_DATE_TIME_STAT 36
-#define access_string(x, s, i) if((x&7) & 1) \
- s[9 - i * 3] = 'x'; \
- else \
- s[9 - i * 3] = '-'; \
- if(((x&7) >> 1) & 1) \
- s[9 - (i * 3 + 1)] = 'w'; \
- else \
- s[9 - (i * 3 + 1)] = '-'; \
- if(((x&7) >> 2) & 1) \
- s[9 - (i * 3 + 2)] = 'r'; \
- else \
- s[9 - (i * 3 + 2)] = '-';
-
-static char *check_type_file(mode_t, size_t);
-static char *get_access_str(unsigned long, mode_t);
-static char *date_stat_format(time_t );
-inline void print_stat_format(char *, int);
-
GLOBALS(
+ char *fmt;
char *access_str;
char *file_type;
struct passwd *user_name;
struct group *group_name;
- struct tm *time_toy;
struct stat *toystat;
struct statfs *toystatfs;
- int toy_obj_file_arg;
)
static void do_stat(const char * file_name)
{
TT.toystat = xmalloc(sizeof(struct stat));
- if (stat(file_name, TT.toystat) < 0) perror_msg("stat: '%s'", file_name);
+ if (stat(file_name, TT.toystat) < 0) perror_exit("stat: '%s'", file_name);
}
static void do_statfs(const char * file_name)
{
TT.toystatfs = xmalloc(sizeof(struct statfs));
if (statfs(file_name, TT.toystatfs) < 0)
- perror_msg("statfs: '%s'", file_name);
+ perror_exit("statfs: '%s'", file_name);
}
static char * check_type_file(mode_t mode, size_t size)
@@ -106,15 +86,20 @@ static char * check_type_file(mode_t mode, size_t size)
if (S_ISSOCK(mode)) return "socket";
}
-static char * get_access_str(unsigned long pernission, mode_t mode)
+static char * get_access_str(unsigned long permission, mode_t mode)
{
- static char access_string[10];
- int i;
+ static char access_string[11];
+ char *s = access_string;
+ char *rwx[] = {"---", "--x", "-w-", "-wx",
+ "r--", "r-x", "rw-", "rwx"};
+
+ if (S_ISDIR(mode)) *s = 'd';
+ else *s = '-';
- if (S_ISDIR(mode)) access_string[0] = 'd';
- else access_string[0] = '-';
- for (i = 0; i < 3; i++)
- access_string(pernission >> (i * 3) & 7, access_string, i);
+ for (s += 7; s > access_string; s-=3) {
+ memcpy(s, rwx[permission & 7], 3);
+ permission >>= 3;
+ }
access_string[10] = '\0';
return access_string;
@@ -122,166 +107,152 @@ static char * get_access_str(unsigned long pernission, mode_t mode)
static char * date_stat_format(time_t time)
{
- static char buf[SIZE_DATE_TIME_STAT];
+ static char buf[36];
strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S.000000000", localtime(&time));
return buf;
}
-inline void print_stat_format(char *format, int flag)
+static void print_stat_format(char *format, int flag)
{
- format++;
- switch (*format) {
- case 'a':
- if (flag) xprintf("%lu\n", TT.toystatfs->f_bavail);
- else xprintf("%04lo\n",TT.toystat->st_mode & (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO));
- break;
- case 'A':
- xprintf("%s\n",TT.access_str);
- break;
- case 'b':
- if (flag) xprintf("%lu\n", TT.toystatfs->f_blocks);
- else xprintf("%llu\n", TT.toystat->st_blocks);
- break;
- case 'B':
- xprintf("%lu\n", TT.toystat->st_blksize);
- break;
- case 'c':
- if (flag) xprintf("%lu\n", TT.toystatfs->f_files);
- break;
- case 'C':
- xprintf("Currently feature is not supported\n");
- break;
- case 'd':
- if (flag) xprintf("%lu\n", TT.toystatfs->f_ffree);
- else xprintf("%ldd\n", TT.toystat->st_dev);
- break;
- case 'D':
- xprintf("%llxh\n", TT.toystat->st_dev);
- break;
- case 'f':
- if (flag) xprintf("%lu\n", TT.toystatfs->f_bfree);
- else xprintf("%lx\n", TT.toystat->st_mode);
- break;
- case 'F':
- xprintf("%s\n", TT.file_type);
- break;
- case 'g':
- xprintf("%lu\n", TT.toystat->st_uid);
- break;
- case 'G':
- xprintf("%8s\n", TT.user_name->pw_name);
- break;
- case 'h':
- xprintf("%lu\n", TT.toystat->st_nlink);
- break;
- case 'i':
- if (flag)
- xprintf("%d%d\n", TT.toystatfs->f_fsid.__val[0], TT.toystatfs->f_fsid.__val[1]);
- else xprintf("%llu\n", TT.toystat->st_ino);
- break;
- case 'l':
- if (flag) xprintf("need to implement\n");
- break;
- case 'n':
- xprintf("%s\n", toys.optargs[TT.toy_obj_file_arg]);
- break;
- case 'N':
- xprintf("`%s\n'", toys.optargs[TT.toy_obj_file_arg]);
- break;
- case 'o':
- xprintf("%lu\n", TT.toystat->st_blksize);
- break;
- case 's':
- if (flag) xprintf("%d\n", TT.toystatfs->f_frsize);
- else xprintf("%llu\n", TT.toystat->st_size);
- break;
- case 'S':
- if (flag) xprintf("%d\n", TT.toystatfs->f_bsize);
- break;
- case 't':
- if (flag) xprintf("%lx\n", TT.toystatfs->f_type);
- break;
- case 'T':
- if (flag) xprintf("Needs to be implemented\n");
- break;
- case 'u':
- xprintf("%lu\n", TT.toystat->st_uid);
- break;
- case 'U':
- xprintf("%8s\n", TT.user_name->pw_name);
- break;
- case 'x':
- xprintf("%s\n", date_stat_format(TT.toystat->st_atime));
- break;
- case 'X':
- xprintf("%llu\n", TT.toystat->st_atime);
- break;
- case 'y':
- xprintf("%s\n", date_stat_format(TT.toystat->st_mtime));
- break;
- case 'Y':
- xprintf("%llu\n", TT.toystat->st_mtime);
- break;
- case 'z':
- xprintf("%s\n", date_stat_format(TT.toystat->st_ctime));
- break;
- case 'Z':
- xprintf("%llu\n", TT.toystat->st_ctime);
- default:
- xprintf("%c\n", *format);
- break;
+ for (; *format; format++) {
+ if (*format != '%') {
+ xprintf("%c", *format);
+ continue;
+ }
+ format++;
+ switch (*format) {
+ case 'a':
+ if (flag) xprintf("%lu", TT.toystatfs->f_bavail);
+ else xprintf("%04lo",TT.toystat->st_mode & ~S_IFMT);
+ break;
+ case 'A':
+ xprintf("%s",TT.access_str);
+ break;
+ case 'b':
+ if (flag) xprintf("%lu", TT.toystatfs->f_blocks);
+ else xprintf("%llu", TT.toystat->st_blocks);
+ break;
+ case 'B':
+ xprintf("%lu", TT.toystat->st_blksize);
+ break;
+ case 'c':
+ if (flag) xprintf("%lu", TT.toystatfs->f_files);
+ break;
+ case 'C':
+ xprintf("Currently feature is not supported");
+ break;
+ case 'd':
+ if (flag) xprintf("%lu", TT.toystatfs->f_ffree);
+ else xprintf("%ldd", TT.toystat->st_dev);
+ break;
+ case 'D':
+ xprintf("%llxh", TT.toystat->st_dev);
+ break;
+ case 'f':
+ if (flag) xprintf("%lu", TT.toystatfs->f_bfree);
+ else xprintf("%lx", TT.toystat->st_mode);
+ break;
+ case 'F':
+ xprintf("%s", TT.file_type);
+ break;
+ case 'g':
+ xprintf("%lu", TT.toystat->st_uid);
+ break;
+ case 'G':
+ xprintf("%8s", TT.user_name->pw_name);
+ break;
+ case 'h':
+ xprintf("%lu", TT.toystat->st_nlink);
+ break;
+ case 'i':
+ if (flag)
+ xprintf("%d%d", TT.toystatfs->f_fsid.__val[0], TT.toystatfs->f_fsid.__val[1]);
+ else xprintf("%llu", TT.toystat->st_ino);
+ break;
+ case 'l':
+ if (flag) xprintf("%ld", TT.toystatfs->f_namelen);
+ break;
+ case 'n':
+ xprintf("%s", *toys.optargs);
+ break;
+ case 'N':
+ xprintf("`%s'", *toys.optargs);
+ break;
+ case 'o':
+ xprintf("%lu", TT.toystat->st_blksize);
+ break;
+ case 's':
+ if (flag) xprintf("%d", TT.toystatfs->f_frsize);
+ else xprintf("%llu", TT.toystat->st_size);
+ break;
+ case 'S':
+ if (flag) xprintf("%d", TT.toystatfs->f_bsize);
+ break;
+ case 't':
+ if (flag) xprintf("%lx", TT.toystatfs->f_type);
+ break;
+ case 'T':
+ if (flag) xprintf("Needs to be implemented");
+ break;
+ case 'u':
+ xprintf("%lu", TT.toystat->st_uid);
+ break;
+ case 'U':
+ xprintf("%8s", TT.user_name->pw_name);
+ break;
+ case 'x':
+ xprintf("%s", date_stat_format(TT.toystat->st_atime));
+ break;
+ case 'X':
+ xprintf("%llu", TT.toystat->st_atime);
+ break;
+ case 'y':
+ xprintf("%s", date_stat_format(TT.toystat->st_mtime));
+ break;
+ case 'Y':
+ xprintf("%llu", TT.toystat->st_mtime);
+ break;
+ case 'z':
+ xprintf("%s", date_stat_format(TT.toystat->st_ctime));
+ break;
+ case 'Z':
+ xprintf("%llu", TT.toystat->st_ctime);
+ default:
+ xprintf("%c", *format);
+ break;
+ }
}
- exit(0);
+ xprintf("\n");
}
void stat_main(void)
{
- int stat_flag_Z = 0, stat_flag_f = 0, stat_flag_c = 0, stat_format = 0;
+ int flag_f = toys.optflags & FLAG_f, flag_c = toys.optflags & FLAG_c;
+ char *fmts[] = {
+ " File: %N\n"
+ " Size: %s\t Blocks: %S\t IO Blocks: %B\t%F\n"
+ "Device: %D\t Inode: %i\t Links: %h\n"
+ "Access: (%a/%A)\tUid: (%u/%U)\tGid: (%g/%G)\n"
+ "Access: %x\nModify: %y\nChange: %z",
- if (toys.optargs) {
- if (toys.optflags & 1) {
- stat_flag_c = 1;
- TT.toy_obj_file_arg = 1;
- stat_format = 1;
- }
- if (toys.optflags & (1 << 1)) {
- stat_flag_f = 1;
- do_statfs(toys.optargs[TT.toy_obj_file_arg]);
- } else do_stat(toys.optargs[TT.toy_obj_file_arg]);
- if (toys.optflags & (1 << 2)) {
- stat_flag_Z = 1;
- xprintf("SELinux feature has not been implemented so far..\n");
- }
- }
-// function to check the type/mode of file
- if (!stat_flag_f) {
+ " File: \"%n\"\n"
+ " ID: %i Namelen: %l Type: %t\n"
+ "Block Size: %s Fundamental block size: %S\n"
+ "Blocks: Total: %b\tFree: %f\tAvailable: %a\n"
+ "Inodes: Total: %c\tFree: %d",
+ TT.fmt};
+
+ if (toys.optflags & FLAG_Z) error_exit("SELinux feature has not been implemented so far..");
+ if (!flag_f) {
+ do_stat(*toys.optargs);
+ // function to check the type/mode of file
TT.file_type = check_type_file(TT.toystat->st_mode, TT.toystat->st_size);
-// check user and group name
+ // check user and group name
TT.user_name = getpwuid(TT.toystat->st_uid);
TT.group_name = getgrgid(TT.toystat->st_gid);
-// function to get access in human readable format
- TT.access_str = get_access_str((TT.toystat->st_mode & (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO)), TT.toystat->st_mode);
- TT.time_toy = gmtime(&(TT.toystat->st_atime));
- }
- if (!(stat_flag_f |stat_flag_Z)) {
- if (stat_format) print_stat_format(toys.optargs[0], stat_flag_f);
- xprintf(" File: `%s'\n", toys.optargs[TT.toy_obj_file_arg]);
- xprintf(" Size: %llu\t Blocks: %llu\t IO Blocks: %lu\t", TT.toystat->st_size, TT.toystat->st_blocks, TT.toystat->st_blksize);
- xprintf("%s\n", TT.file_type);
- xprintf("Device: %llxh\t Inode: %llu\t Links: %lu\n", TT.toystat->st_dev, TT.toystat->st_ino, TT.toystat->st_nlink);
- xprintf("Access: (%04lo/%s)\tUid: (%lu/%8s)\tGid: (%lu/%8s)\n", (TT.toystat->st_mode & (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO)), TT.access_str, TT.toystat->st_uid, TT.user_name->pw_name, TT.toystat->st_gid, TT.group_name->gr_name);
- xprintf("Access: %s\nModify: %s\nChange: %s\n", date_stat_format(TT.toystat->st_atime), date_stat_format(TT.toystat->st_mtime), date_stat_format(TT.toystat->st_ctime));
- } else if (stat_flag_f) {
- // implementation of statfs -f, file system
- if (stat_format) print_stat_format(toys.optargs[0], stat_flag_f);
- xprintf(" File: \"%s\"\n", toys.optargs[TT.toy_obj_file_arg]);
- xprintf(" ID: %d%d Namelen: %ld Type: %lx\n", TT.toystatfs->f_fsid.__val[0], TT.toystatfs->f_fsid.__val[1], TT.toystatfs->f_namelen, TT.toystatfs->f_type);
- xprintf("Block Size: %d Fundamental block size: %d\n", TT.toystatfs->f_bsize, TT.toystatfs->f_frsize);
- xprintf("Blocks: Total: %lu\t", TT.toystatfs->f_blocks);
- xprintf("Free: %lu\t", TT.toystatfs->f_bfree);
- xprintf("Available: %lu\n", TT.toystatfs->f_bavail);
- xprintf("Inodes: Total: %lu\t", TT.toystatfs->f_files);
- xprintf("\tFree: %d\n", TT.toystatfs->f_ffree);
- }
+ // function to get access in human readable format
+ TT.access_str = get_access_str(TT.toystat->st_mode & ~S_IFMT, TT.toystat->st_mode);
+ } else do_statfs(*toys.optargs);
+ print_stat_format(fmts[!flag_c*flag_f+flag_c], flag_f);
}