diff options
Diffstat (limited to 'toys/ls.c')
| -rw-r--r-- | toys/ls.c | 36 |
1 files changed, 31 insertions, 5 deletions
@@ -6,7 +6,7 @@ * * See http://pubs.opengroup.org/onlinepubs/9699919799/utilities/ls.html -USE_LS(NEWTOY(ls, "RlF1a", TOYFLAG_BIN)) +USE_LS(NEWTOY(ls, "nRlF1a", TOYFLAG_BIN)) config LS bool "ls" @@ -21,6 +21,14 @@ config LS -l show full details for each file */ +/* So that we can do 64-bit stat etc... */ +#define _FILE_OFFSET_BITS 64 + +#include <unistd.h> +#include <sys/types.h> +#include <grp.h> +#include <pwd.h> + #include "toys.h" #define FLAG_a 1 @@ -28,6 +36,7 @@ config LS #define FLAG_F 4 #define FLAG_l 8 #define FLAG_R 16 +#define FLAG_n 32 static int dir_filter(const struct dirent *d) { @@ -134,13 +143,25 @@ static void do_ls(int fd, char *name) (st.st_mode & S_IXOTH) ? 'x' : '-'); xprintf("%2d ", st.st_nlink); - /* FIXME: We're never looking up uid/gid numbers */ - xprintf("%4d ", st.st_uid); - xprintf("%4d ", st.st_gid); + if (toys.optflags & FLAG_n) { + xprintf("%4d ", st.st_uid); + xprintf("%4d ", st.st_gid); + } else { + struct passwd *pwd = getpwuid(st.st_uid); + struct group *grp = getgrgid(st.st_gid); + if (!pwd) + xprintf("%4d ", st.st_uid); + else + xprintf("%-10s ", pwd->pw_name); + if (!grp) + xprintf("%4d ", st.st_gid); + else + xprintf("%-10s ", grp->gr_name); + } if (S_ISCHR(st.st_mode) || S_ISBLK(st.st_mode)) xprintf("%3d, %3d ", major(st.st_rdev), minor(st.st_rdev)); else - xprintf("%8ld ", st.st_size); + xprintf("%12lld ", st.st_size); localtime_r(&st.st_mtime, &mtime); @@ -199,6 +220,11 @@ static void do_ls(int fd, char *name) void ls_main(void) { + /* If the output is not a TTY, then just do one-file per line + * This makes ls easier to use with other command line tools (grep/awk etc...) + */ + if (!isatty(fileno(stdout))) + toys.optflags |= FLAG_1; /* Long output must be one-file per line */ if (toys.optflags & FLAG_l) toys.optflags |= FLAG_1; |