1 files changed, 72 insertions, 0 deletions
diff --git a/cpukit/libmisc/shell/main_setenv.c b/cpukit/libmisc/shell/main_setenv.c
new file mode 100644
index 0000000000..5b7c92920f
--- /dev/null
+++ b/cpukit/libmisc/shell/main_setenv.c
@@ -0,0 +1,72 @@
+/*
+ * Set an environment vairable.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+
+#include <rtems.h>
+#include <rtems/shell.h>
+#include "internal.h"
+
+int rtems_shell_main_setenv(int argc, char *argv[])
+{
+  char* env = NULL;
+  char* string = NULL;
+  int   len = 0;
+  int   arg;
+  char* p;
+
+  if (argc <= 2) {
+    printf("error: no variable or string\n");
+    return 1;
+  }
+
+  env = argv[1];
+
+  for (arg = 2; arg < argc; arg++)
+    len += strlen(argv[arg]);
+
+  len += argc - 2 - 1;
+
+  string = malloc(len + 1);
+
+  if (!string) {
+    printf("error: no memory\n");
+    return 1;
+  }
+
+  for (arg = 2, p = string; arg < argc; arg++) {
+    strcpy(p, argv[arg]);
+    p += strlen(argv[arg]);
+    if (arg < (argc - 1)) {
+      *p = ' ';
+      p++;
+    }
+  }
+
+  if (setenv(env, string, 1) < 0) {
+    printf( "error: %s\n", strerror(errno) );
+    free( string );
+    return 1;
+  }
+
+  free( string );
+  return 0;
+}
+
+rtems_shell_cmd_t rtems_shell_SETENV_Command = {
+  "setenv",                      /* name */
+  "setenv [var] [string]",       /* usage */
+  "misc",                        /* topic */
+  rtems_shell_main_setenv,       /* command */
+  NULL,                          /* alias */
+  NULL                           /* next */
+};