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| author | Karel Zak | 2010-11-24 16:41:20 +0100 |
|---|---|---|
| committer | Karel Zak | 2010-11-24 17:08:32 +0100 |
| commit | ce877f2d161b80119fd6bf6ccd2c7013252156d7 (patch) | |
| tree | 8da155620529ca2103509a257841ecc2691a22e4 /lib | |
| parent | lib: [xalloc] add xstrdup() (diff) | |
| download | kernel-qcow2-util-linux-ce877f2d161b80119fd6bf6ccd2c7013252156d7.tar.gz kernel-qcow2-util-linux-ce877f2d161b80119fd6bf6ccd2c7013252156d7.tar.xz kernel-qcow2-util-linux-ce877f2d161b80119fd6bf6ccd2c7013252156d7.zip | |
lib: [strutils] move strmode() from namei.c to strutils.c
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/strutils.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/strutils.c b/lib/strutils.c index f394800de..dcae9f2d3 100644 --- a/lib/strutils.c +++ b/lib/strutils.c @@ -8,6 +8,7 @@ #include <ctype.h> #include <errno.h> #include <err.h> +#include <sys/stat.h> static int do_scale_by_power (uintmax_t *x, int base, int power) { @@ -184,3 +185,42 @@ err: errx(EXIT_FAILURE, "%s: '%s'", errmesg, str); return 0; } + +/* + * Converts stat->st_mode to ls(1)-like mode string. The size of "str" must + * be 10 bytes. + */ +void strmode(mode_t mode, char *str) +{ + if (S_ISDIR(mode)) + str[0] = 'd'; + else if (S_ISLNK(mode)) + str[0] = 'l'; + else if (S_ISCHR(mode)) + str[0] = 'c'; + else if (S_ISBLK(mode)) + str[0] = 'b'; + else if (S_ISSOCK(mode)) + str[0] = 's'; + else if (S_ISFIFO(mode)) + str[0] = 'p'; + else if (S_ISREG(mode)) + str[0] = '-'; + + str[1] = mode & S_IRUSR ? 'r' : '-'; + str[2] = mode & S_IWUSR ? 'w' : '-'; + str[3] = (mode & S_ISUID + ? (mode & S_IXUSR ? 's' : 'S') + : (mode & S_IXUSR ? 'x' : '-')); + str[4] = mode & S_IRGRP ? 'r' : '-'; + str[5] = mode & S_IWGRP ? 'w' : '-'; + str[6] = (mode & S_ISGID + ? (mode & S_IXGRP ? 's' : 'S') + : (mode & S_IXGRP ? 'x' : '-')); + str[7] = mode & S_IROTH ? 'r' : '-'; + str[8] = mode & S_IWOTH ? 'w' : '-'; + str[9] = (mode & S_ISVTX + ? (mode & S_IXOTH ? 't' : 'T') + : (mode & S_IXOTH ? 'x' : '-')); + str[10] = '\0'; +} |