Add the "install" applet, move get_ug_id to libbb as its used by chown,

chgrp and install.

10 files changed, 155 insertions, 18 deletions

diff --git a/coreutils/Config.in b/coreutils/Config.in
index 074312b6e..c2ae399ef 100644
--- a/coreutils/Config.in
+++ b/coreutils/Config.in
@@ -218,6 +218,12 @@ config CONFIG_ID
         help
           id displays the current user and group ID names.
 
+config CONFIG_INSTALL
+        bool "install"
+        default n
+        help
+          Copy files and set attributes.
+
 config CONFIG_LENGTH
         bool "length"
         default n
diff --git a/coreutils/Makefile.in b/coreutils/Makefile.in
index 95eda1ac7..b672f08f7 100644
--- a/coreutils/Makefile.in
+++ b/coreutils/Makefile.in
@@ -47,6 +47,7 @@ COREUTILS-$(CONFIG_FOLD)	+= fold.o
 COREUTILS-$(CONFIG_HEAD)        += head.o
 COREUTILS-$(CONFIG_HOSTID)              += hostid.o
 COREUTILS-$(CONFIG_ID)                  += id.o
+COREUTILS-$(CONFIG_INSTALL)     += install.o
 COREUTILS-$(CONFIG_LENGTH)      += length.o
 COREUTILS-$(CONFIG_LN)          += ln.o
 COREUTILS-$(CONFIG_LOGNAME)             += logname.o
diff --git a/coreutils/chgrp.c b/coreutils/chgrp.c
index 2f3fa4197..8c969d7b6 100644
--- a/coreutils/chgrp.c
+++ b/coreutils/chgrp.c
@@ -59,10 +59,7 @@ int chgrp_main(int argc, char **argv)
         argv += optind;
 
         /* Find the selected group */
-        gid = strtoul(*argv, &p, 10);   /* maybe it's already numeric */
-        if (*p || (p == *argv)) {               /* trailing chars or nonnumeric */
-                gid = my_getgrnam(*argv);
-        }
+        gid = get_ug_id(*argv, my_getgrnam);
         ++argv;
 
         /* Ok, ready to do the deed now */
diff --git a/coreutils/chown.c b/coreutils/chown.c
index 02b752474..07d673f28 100644
--- a/coreutils/chown.c
+++ b/coreutils/chown.c
@@ -53,19 +53,6 @@ static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
 #define FLAG_R 1
 #define FLAG_h 2
 
-static unsigned long get_ug_id(const char *s, long (*my_getxxnam)(const char *))
-{
-        unsigned long r;
-        char *p;
-
-        r = strtoul(s, &p, 10);
-        if (*p || (s == p)) {
-                r = my_getxxnam(s);
-        }
-
-        return r;
-}
-
 int chown_main(int argc, char **argv)
 {
         int flags;
diff --git a/coreutils/install.c b/coreutils/install.c
new file mode 100644
index 000000000..b235817cc
--- /dev/null
+++ b/coreutils/install.c
@@ -0,0 +1,102 @@
+/*
+ *  Copyright (C) 2003 by Glenn McGrath <bug1@optushome.com.au>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ *
+ * TODO: -d option, need a way of recursively making directories and changing
+ *           owner/group, will probably modify bb_make_directory(...)
+ *       Use bb_getopt_ulflags(...) ?
+ *
+ */
+
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <errno.h>
+#include <getopt.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "libbb.h"
+
+extern int install_main(int argc, char **argv)
+{
+        struct stat statbuf;
+        int i;
+        int ret = EXIT_SUCCESS;
+        uid_t uid = -1;
+        gid_t gid = -1;
+        int copy_flags = 0;
+        int strip_flag = 0;
+        mode_t mode = 0755;
+
+        /* -c exists for backwards compatability, its needed */
+        while ((i = getopt(argc, argv, "cg:m:o:ps")) != -1) {
+                switch (i) {
+                case 'g':       /* group */
+                        gid = get_ug_id(optarg, my_getgrnam);
+                        break;
+                case 'm':       /* mode */
+                        bb_parse_mode(optarg, &mode);
+                        break;
+                case 'o':       /* owner */
+                        uid = get_ug_id(optarg, my_getpwnam);
+                        break;
+                case 'p':       /* preserve access and modification time, this is GNU behaviour, BSD only preserves modification time */
+                        copy_flags |= FILEUTILS_PRESERVE_STATUS;
+                        break;
+                case 's':       /* Strip binaries */
+                        strip_flag = 1;
+                        break;
+                default:
+                        bb_show_usage();
+                }
+        }
+
+        if ((stat(argv[argc - 1], &statbuf) == -1) && (errno != ENOENT)) {
+                bb_perror_msg_and_die("stat failed for %s: ", argv[argc - 1]);
+        }
+
+        for (i = optind; i < argc - 1; i++) {
+                unsigned char *dest;
+
+                if (S_ISDIR(statbuf.st_mode)) {
+                        dest = concat_path_file(argv[argc - 1], argv[i]);
+                } else {
+                        dest = argv[argc - 1];
+                }
+                ret |= copy_file(argv[i], dest, copy_flags);
+
+                /* Set the file mode */
+                if (chmod(dest, mode) == -1) {
+                        bb_perror_msg("cannot change permissions of %s", dest);
+                        ret |= EXIT_FAILURE;
+                }
+
+                /* Set the user and group id */
+                if (chown(dest, uid, gid) == -1) {
+                        bb_perror_msg("cannot change ownership of %s", dest);
+                        ret |= EXIT_FAILURE;                    
+                }
+                if (strip_flag) {
+                        if (execlp("strip", "strip", dest, NULL) == -1) {
+                                bb_error_msg("strip failed");
+                                ret |= EXIT_FAILURE;                    
+                        }
+                }
+        }
+        
+        return(ret);
+}
diff --git a/include/applets.h b/include/applets.h
index 0b65266f3..b1425fa81 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -283,6 +283,9 @@
 #ifdef CONFIG_INSMOD
         APPLET(insmod, insmod_main, _BB_DIR_SBIN, _BB_SUID_NEVER)
 #endif
+#ifdef CONFIG_INSTALL
+        APPLET(install, install_main, _BB_DIR_USR_BIN, _BB_SUID_NEVER)
+#endif
 #ifdef CONFIG_IP
         APPLET(ip, ip_main, _BB_DIR_BIN, _BB_SUID_NEVER)
 #endif
diff --git a/include/libbb.h b/include/libbb.h
index a6ccff421..2bb5ce02d 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -467,5 +467,6 @@ extern void print_login_prompt(void);
 
 extern void vfork_daemon_rexec(int argc, char **argv, char *foreground_opt);
 extern void get_terminal_width_height(int fd, int *width, int *height);
+extern unsigned long get_ug_id(const char *s, long (*my_getxxnam)(const char *));
 
 #endif /* __LIBCONFIG_H__ */
diff --git a/include/usage.h b/include/usage.h
index ba8fdde84..ba808d39a 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -1239,6 +1239,18 @@
         USAGE_INSMOD_MAP("\t-m\tOutput load map to stdout") \
         "\t-x\tdo not export externs\n"
 
+#define install_trivial_usage \
+        "[cgmops] [sources] <dest|directory>"
+#define install_full_usage \
+        "copy files and set attributes\n\n" \
+        "Options:\n" \
+        "\t-c\tcopy the file, default\n" \
+        "\t-g\tset group ownership\n" \
+        "\t-m\tset permission modes\n" \
+        "\t-o\tset ownership\n" \
+        "\t-p\tpreserve date\n" \
+        "\t-s\tstrip symbol tables\n"
+
 #define ip_trivial_usage \
         "[ OPTIONS ] { address | link | route | tunnel } { COMMAND | help }"
 #define ip_full_usage \
diff --git a/libbb/Makefile.in b/libbb/Makefile.in
index 9da0f3af3..854bfc368 100644
--- a/libbb/Makefile.in
+++ b/libbb/Makefile.in
@@ -30,7 +30,7 @@ LIBBB_SRC:= \
         create_icmp6_socket.c device_open.c dump.c error_msg.c \
         error_msg_and_die.c find_mount_point.c find_pid_by_name.c \
         find_root_device.c fgets_str.c full_read.c full_write.c get_console.c \
-        get_last_path_component.c get_line_from_file.c \
+        get_last_path_component.c get_line_from_file.c get_ug_id.c \
         get_terminal_width_height.c herror_msg.c herror_msg_and_die.c \
         human_readable.c inet_common.c inode_hash.c interface.c isdirectory.c \
         kernel_version.c last_char_is.c llist_add_to.c login.c loop.c \
diff --git a/libbb/get_ug_id.c b/libbb/get_ug_id.c
new file mode 100644
index 000000000..24ed136f8
--- /dev/null
+++ b/libbb/get_ug_id.c
@@ -0,0 +1,28 @@
+/*
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+extern unsigned long get_ug_id(const char *s, long (*my_getxxnam)(const char *))
+{
+        unsigned long r;
+        char *p;
+
+        r = strtoul(s, &p, 10);
+        if (*p || (s == p)) {
+                r = my_getxxnam(s);
+        }
+
+        return r;
+}