source: rtems/cpukit/libmisc/shell/main_setenv.c @ 7eada71

4.115
Last change on this file since 7eada71 was 3421e520, checked in by Ralf Corsepius <ralf.corsepius@…>, on 12/04/11 at 10:22:51
  • libmisc/shell/main_help.c: Make rtems_shell_help_cmd, rtems_shell_help static.
  • libmisc/shell/main_hexdump.c: Make main_hexdump static.
  • libmisc/shell/main_id.c: Make rtems_shell_main_id static.
  • libmisc/shell/main_ifconfig.c: Make rtems_shell_main_ifconfig static.
  • libmisc/shell/main_ln.c: Make rtems_shell_main_ln static.
  • libmisc/shell/main_logoff.c: Make rtems_shell_main_logoff static.
  • libmisc/shell/main_ls.c: Make rtems_shell_main_ls static.
  • libmisc/shell/main_mallocinfo.c: Include <rtems/libcsupport.h>. Remove private decls of malloc_info, rtems_shell_print_unified_work_area_message. Make rtems_shell_main_malloc_info static.
  • libmisc/shell/main_medit.c: Remove private decl of rtems_shell_main_mdump. Make rtems_shell_main_medit static.
  • libmisc/shell/main_mfill.c: Make rtems_shell_main_mfill static.
  • libmisc/shell/main_mkdir.c: Make rtems_shell_main_mkdir static.
  • libmisc/shell/main_mknod.c: Make rtems_shell_main_mknod static.
  • libmisc/shell/main_mmove.c: Remove private decl of rtems_shell_main_mdump. Make rtems_shell_main_mmove static.
  • libmisc/shell/main_mount.c: Make rtems_shell_main_mount static.
  • libmisc/shell/main_msdosfmt.c: Make rtems_shell_main_msdos_format static.
  • libmisc/shell/main_mv.c: Include "internal.h". Make rtems_shell_mv_exit, rtems_shell_main_mv static. Remove private decls of strmode rtems_shell_main_cp, rtems_shell_main_rm.
  • libmisc/shell/main_mwdump.c: Make rtems_shell_main_mwdump static.
  • libmisc/shell/main_netstats.c: Make rtems_shell_main_netstats static.
  • libmisc/shell/main_perioduse.c: Make rtems_shell_main_perioduse static.
  • libmisc/shell/main_pwd.c: Make rtems_shell_main_pwd static.
  • libmisc/shell/main_rm.c: Include "internal.h". Make rtems_shell_rm_exit static. Remove private decl of strmode.
  • libmisc/shell/main_rmdir.c: Make rtems_shell_main_rmdir static. libmisc/shell/main_route.c: Make rtems_shell_main_route static.
  • libmisc/shell/main_setenv.c: Make rtems_shell_main_setenv static.
  • libmisc/shell/main_sleep.c: Make rtems_shell_main_sleep static.
  • libmisc/shell/main_stackuse.c: Make rtems_shell_main_stackuse static.
  • libmisc/shell/main_time.c: Make rtems_shell_main_time static.
  • libmisc/shell/main_tty.c: Make rtems_shell_main_tty static.
  • libmisc/shell/main_umask.c: Make rtems_shell_main_umask static.
  • libmisc/shell/main_unmount.c: Make rtems_shell_main_unmount static.
  • libmisc/shell/main_unsetenv.c: Make rtems_shell_main_unsetenv static.
  • libmisc/shell/main_whoami.c: Make rtems_shell_main_whoami static.
  • libmisc/shell/main_wkspaceinfo.c: Make rtems_shell_main_wkspace_info static.
  • Property mode set to 100644
File size: 1.3 KB
Line 
1/*
2 * Set an environment vairable.
3 */
4
5#ifdef HAVE_CONFIG_H
6#include "config.h"
7#endif
8
9#include <stdio.h>
10#include <stdlib.h>
11#include <unistd.h>
12#include <string.h>
13#include <errno.h>
14
15#include <rtems.h>
16#include <rtems/shell.h>
17#include "internal.h"
18
19static int rtems_shell_main_setenv(int argc, char *argv[])
20{
21  char* env = NULL;
22  char* string = NULL;
23  int   len = 0;
24  int   arg;
25  char* p;
26
27  if (argc <= 2) {
28    printf("error: no variable or string\n");
29    return 1;
30  }
31
32  env = argv[1];
33
34  for (arg = 2; arg < argc; arg++)
35    len += strlen(argv[arg]);
36
37  len += argc - 2 - 1;
38
39  string = malloc(len + 1);
40
41  if (!string) {
42    printf("error: no memory\n");
43    return 1;
44  }
45
46  for (arg = 2, p = string; arg < argc; arg++) {
47    strcpy(p, argv[arg]);
48    p += strlen(argv[arg]);
49    if (arg < (argc - 1)) {
50      *p = ' ';
51      p++;
52    }
53  }
54
55  if (setenv(env, string, 1) < 0) {
56    printf( "error: %s\n", strerror(errno) );
57    free( string );
58    return 1;
59  }
60
61  free( string );
62  return 0;
63}
64
65rtems_shell_cmd_t rtems_shell_SETENV_Command = {
66  "setenv",                      /* name */
67  "setenv [var] [string]",       /* usage */
68  "misc",                        /* topic */
69  rtems_shell_main_setenv,       /* command */
70  NULL,                          /* alias */
71  NULL                           /* next */
72};
Note: See TracBrowser for help on using the repository browser.