forked from Imagelibrary/rtems
3421e5201f
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.
44 lines
858 B
C
44 lines
858 B
C
/*
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* Unset an environment vairable.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include <rtems.h>
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#include <rtems/shell.h>
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#include "internal.h"
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static int rtems_shell_main_unsetenv(int argc, char *argv[])
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{
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if (argc != 2)
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{
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printf ("error: only argument is the variable name\n");
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return 1;
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}
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if (unsetenv (argv[1]) < 0)
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{
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printf ("error: %s\n", strerror (errno));
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return 1;
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}
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return 0;
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}
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rtems_shell_cmd_t rtems_shell_UNSETENV_Command = {
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"unsetenv", /* name */
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"unsetenv [var]", /* usage */
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"misc", /* topic */
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rtems_shell_main_unsetenv, /* command */
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NULL, /* alias */
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NULL /* next */
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};
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