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

3 files changed, 51 insertions, 0 deletions

diff --git a/coreutils/Config.in b/coreutils/Config.in
index 3fde04053..fb6366c9f 100644
--- 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 54d3550fc..6c2547648 100644
--- 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
index 000000000..8401a6def
--- /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);
+}