New applet, seq. No options, just the basics.

diff --git a/coreutils/Config.in b/coreutils/Config.in
index 3fde040..fb6366c 100644 (file)
--- a/coreutils/Config.in
+++ b/coreutils/Config.in
@@ -367,6 +367,12 @@ config CONFIG_RMDIR
        help
          rmdir is used to remove empty directories.
 
+config CONFIG_SEQ
+       bool "seq"
+       default n
+       help
+         print a sequence of numbers
+
 config CONFIG_SHA1SUM
        bool "sha1sum"
        default n

diff --git a/coreutils/Makefile.in b/coreutils/Makefile.in
index 54d3550..6c25476 100644 (file)
--- a/coreutils/Makefile.in
+++ b/coreutils/Makefile.in
@@ -63,6 +63,7 @@ COREUTILS-$(CONFIG_PWD)       += pwd.o
 COREUTILS-$(CONFIG_REALPATH)   += realpath.o
 COREUTILS-$(CONFIG_RM)         += rm.o
 COREUTILS-$(CONFIG_RMDIR)      += rmdir.o
+COREUTILS-$(CONFIG_SEQ)        += seq.o
 COREUTILS-$(CONFIG_SHA1SUM)    += md5_sha1_sum.o
 COREUTILS-$(CONFIG_SLEEP)      += sleep.o
 COREUTILS-$(CONFIG_SORT)       += sort.o

diff --git a/coreutils/seq.c b/coreutils/seq.c
new file mode 100644 (file)
index 0000000..8401a6d
--- /dev/null
+++ b/coreutils/seq.c
@@ -0,0 +1,44 @@
+/*
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of version 2 of the GNU General Public License as
+ *  published by the Free Software Foundation.
+ *
+ *  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.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "busybox.h"
+
+extern int seq_main(int argc, char **argv)
+{
+       double last;
+       double first = 1;
+       double increment = 1;
+       double i;
+
+       if (argc == 4) {
+               first = atof(argv[1]);
+               increment = atof(argv[2]);
+       }
+       else if (argc == 3) {
+               first = atof(argv[1]);
+       }
+       else if (argc != 2) {
+               bb_show_usage();
+       }
+       last = atof(argv[argc - 1]);
+
+       for (i = first; ((first < last) ? (i <= last): (i >= last));i += increment) {
+               printf("%g\n", i);
+       }
+
+       return(EXIT_SUCCESS);
+}

diff --git a/include/applets.h b/include/applets.h
index e348516..f3b5f3d 100644 (file)
--- a/include/applets.h
+++ b/include/applets.h
@@ -508,6 +508,9 @@
 #ifdef CONFIG_SED
        APPLET(sed, sed_main, _BB_DIR_BIN, _BB_SUID_NEVER)
 #endif
+#ifdef CONFIG_SEQ
+       APPLET(seq, seq_main, _BB_DIR_USR_BIN, _BB_SUID_NEVER)
+#endif
 #ifdef CONFIG_SETKEYCODES
        APPLET(setkeycodes, setkeycodes_main, _BB_DIR_USR_BIN, _BB_SUID_NEVER)
 #endif
@@ -682,4 +685,3 @@
 };
 
 #endif
-

diff --git a/include/usage.h b/include/usage.h
index f4897e4..bc6655e 100644 (file)
--- a/include/usage.h
+++ b/include/usage.h
@@ -2094,6 +2094,16 @@
        "$ echo "foo" | sed -e 's/f[a-zA-Z]o/bar/g'\n" \
        "bar\n"
 
+#define seq_trivial_usage \
+       "[first [increment]] last"
+#define seq_full_usage \
+       "Print numbers from FIRST to LAST, in steps of INCREMENT.\n" \
+       "FIRST, INCREMENT default to 1\n" \
+       "Arguments:\n" \
+       "\tLAST\n" \
+       "\tFIRST\tLAST\n" \
+       "\tFIRST\tINCREMENT\tLAST\n"
+
 #define setkeycodes_trivial_usage \
        "SCANCODE KEYCODE ..."
 #define setkeycodes_full_usage \