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

chgrp and install.

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

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

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 */

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;

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);
+}

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

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__ */

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 \

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 \

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;
+}