From 057aa04da8b39a72e38eedddb9ed27e61b25ed68 Mon Sep 17 00:00:00 2001 From: Georgi Chorbadzhiyski Date: Mon, 5 Mar 2012 22:19:36 -0600 Subject: Add mkdir. --- toys/mkdir.c | 68 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 toys/mkdir.c (limited to 'toys/mkdir.c') diff --git a/toys/mkdir.c b/toys/mkdir.c new file mode 100644 index 00000000..4c9f5451 --- /dev/null +++ b/toys/mkdir.c @@ -0,0 +1,68 @@ +/* vi: set sw=4 ts=4: + * + * mkdir.c - Make directories + * + * Copyright 2012 Georgi Chorbadzhiyski + * + * See http://pubs.opengroup.org/onlinepubs/009695399/utilities/mkdir.html + * + * TODO: Add -m + +USE_MKDIR(NEWTOY(mkdir, "<1p", TOYFLAG_BIN)) + +config MKDIR + bool "mkdir" + default y + help + usage: mkdir [-p] [dirname...] + Create one or more directories. + + -p make parent directories as needed. +*/ + +#include "toys.h" + + +static int create_dir(const char *dir, mode_t mode) { + int ret = 0; + unsigned int i; + + // Shortcut + if (strchr(dir, '/') == NULL || !toys.optflags) + return mkdir(dir, mode); + + char *d = strdup(dir); + if (!d) + return -1; + unsigned int dlen = strlen(dir); + + // Skip first char (it can be /) + for (i = 1; i < dlen; i++) { + if (d[i] != '/') + continue; + d[i] = '\0'; + ret = mkdir(d, mode); + d[i] = '/'; + if (ret < 0 && errno != EEXIST) + goto OUT; + } + ret = mkdir(d, mode); +OUT: + free(d); + return ret; +} + +void mkdir_main(void) +{ + char **s; + mode_t umask_val = umask(0); + mode_t dir_mode = (0777 & ~umask_val) | (S_IWUSR | S_IXUSR); + umask(umask_val); + + for (s=toys.optargs; *s; s++) { + if (create_dir(*s, dir_mode) != 0) { + fprintf(stderr, "mkdir: cannot create directory '%s': %s\n", *s, strerror(errno)); + toys.exitval = 1; + } + } +} -- cgit v1.2.3