2007-12-14 Joel Sherrill <joel.sherrill@oarcorp.com>

* libmisc/Makefile.am, libmisc/shell/cat_file.c,
	libmisc/shell/shell_makeargs.c, libmisc/shell/shellconfig.h: Rename
	cmd_XXX.c to main_XXX.c. Add cpuuse and stackuse commands.
	* libmisc/shell/main_alias.c, libmisc/shell/main_cat.c,
	libmisc/shell/main_cd.c, libmisc/shell/main_chdir.c,
	libmisc/shell/main_chmod.c, libmisc/shell/main_chroot.c,
	libmisc/shell/main_cpuuse.c, libmisc/shell/main_date.c,
	libmisc/shell/main_dir.c, libmisc/shell/main_exit.c,
	libmisc/shell/main_help.c, libmisc/shell/main_id.c,
	libmisc/shell/main_logoff.c, libmisc/shell/main_ls.c,
	libmisc/shell/main_mallocdump.c, libmisc/shell/main_mdump.c,
	libmisc/shell/main_medit.c, libmisc/shell/main_mfill.c,
	libmisc/shell/main_mkdir.c, libmisc/shell/main_mmove.c,
	libmisc/shell/main_mwdump.c, libmisc/shell/main_pwd.c,
	libmisc/shell/main_rm.c, libmisc/shell/main_rmdir.c,
	libmisc/shell/main_stackuse.c, libmisc/shell/main_tty.c,
	libmisc/shell/main_umask.c, libmisc/shell/main_whoami.c: New files.
	* libmisc/shell/cmd_alias.c, libmisc/shell/cmd_cat.c,
	libmisc/shell/cmd_cd.c, libmisc/shell/cmd_chdir.c,
	libmisc/shell/cmd_chmod.c, libmisc/shell/cmd_chroot.c,
	libmisc/shell/cmd_date.c, libmisc/shell/cmd_dir.c,
	libmisc/shell/cmd_exit.c, libmisc/shell/cmd_help.c,
	libmisc/shell/cmd_id.c, libmisc/shell/cmd_logoff.c,
	libmisc/shell/cmd_ls.c, libmisc/shell/cmd_mallocdump.c,
	libmisc/shell/cmd_mdump.c, libmisc/shell/cmd_medit.c,
	libmisc/shell/cmd_mfill.c, libmisc/shell/cmd_mkdir.c,
	libmisc/shell/cmd_mmove.c, libmisc/shell/cmd_mwdump.c,
	libmisc/shell/cmd_pwd.c, libmisc/shell/cmd_rm.c,
	libmisc/shell/cmd_rmdir.c, libmisc/shell/cmd_tty.c,
	libmisc/shell/cmd_umask.c, libmisc/shell/cmd_whoami.c: Removed.

cpukit/libmisc/shell/main_ls.c

@@ -0,0 +1,108 @@
+/*
+ *  LS Shell Command Implmentation
+ *
+ *  Author: Fernando RUIZ CASAS
+ *  Work: fernando.ruiz@ctv.es
+ *  Home: correo@fernando-ruiz.com
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <dirent.h>
+#include <time.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <pwd.h>
+#include <grp.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <stddef.h>
+
+#include <rtems.h>
+#include <rtems/shell.h>
+#include "internal.h"
+
+int main_ls(int argc, char *argv[])
+{
+  char           *fname;
+  DIR            *dirp;
+  struct dirent  *dp;
+  struct stat     stat_buf;
+  struct passwd  *pwd;
+  struct group   *grp;
+  char           *user;
+  char           *group;
+  char            sbuf[256];
+  char            nbuf[1024];
+  int             n;
+  int             size;
+
+  fname = ".";
+  if (argc>1)
+    fname = argv[1];
+
+  if ((dirp = opendir(fname)) == NULL) {
+    fprintf(stdout,"%s: No such file or directory.\n", fname);
+    return errno;
+  }
+  n = 0;
+  size = 0;
+  while ((dp = readdir(dirp)) != NULL) {
+    strcpy(nbuf,fname);
+    if (nbuf[strlen(nbuf)-1]!='/')
+      strcat(nbuf,"/");
+    strcat(nbuf,dp->d_name); /* always the fullpathname. Avoid ftpd problem.*/
+    if (stat(nbuf, &stat_buf) == 0) { /* AWFUL buts works...*/
+      strftime(sbuf,sizeof(sbuf)-1,"%b %d %H:%M",gmtime(&stat_buf.st_mtime));
+      pwd = getpwuid(stat_buf.st_uid);
+      user = pwd?pwd->pw_name:"nouser";
+      grp = getgrgid(stat_buf.st_gid);
+      group = grp?grp->gr_name:"nogrp";
+      fprintf(stdout,"%c%c%c%c%c%c%c%c%c%c %3d %6.6s %6.6s %11d %s %s%c\n",
+              (S_ISLNK(stat_buf.st_mode)?('l'):
+              (S_ISDIR(stat_buf.st_mode)?('d'):('-'))),
+              (stat_buf.st_mode & S_IRUSR)?('r'):('-'),
+              (stat_buf.st_mode & S_IWUSR)?('w'):('-'),
+              (stat_buf.st_mode & S_IXUSR)?('x'):('-'),
+              (stat_buf.st_mode & S_IRGRP)?('r'):('-'),
+              (stat_buf.st_mode & S_IWGRP)?('w'):('-'),
+              (stat_buf.st_mode & S_IXGRP)?('x'):('-'),
+              (stat_buf.st_mode & S_IROTH)?('r'):('-'),
+              (stat_buf.st_mode & S_IWOTH)?('w'):('-'),
+              (stat_buf.st_mode & S_IXOTH)?('x'):('-'),
+              (int)stat_buf.st_nlink,
+              user,group,
+              (int)stat_buf.st_size,
+              sbuf,
+              dp->d_name,
+              S_ISDIR(stat_buf.st_mode)?'/':' ');
+      n++;
+      size += stat_buf.st_size;
+    }
+  }
+  fprintf(stdout,"%d files %d bytes occupied\n",n,size);
+  closedir(dirp);
+  return 0;
+}
+
+shell_cmd_t Shell_LS_Command = {
+  "ls",                                         /* name */
+  "ls [dir]     # list files in the directory", /* usage */
+  "files",                                      /* topic */
+  main_ls   ,                                   /* command */
+  NULL,                                         /* alias */
+  NULL                                          /* next */
+};