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Annotation of embedaddon/sudo/src/sesh.c, revision 1.1.1.2

1.1       misho       1: /*
                      2:  * Copyright (c) 2008, 2010 Todd C. Miller <Todd.Miller@courtesan.com>
                      3:  *
                      4:  * Permission to use, copy, modify, and distribute this software for any
                      5:  * purpose with or without fee is hereby granted, provided that the above
                      6:  * copyright notice and this permission notice appear in all copies.
                      7:  *
                      8:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                      9:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     10:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     11:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     12:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     13:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     14:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     15:  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
                     16:  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     17:  */
                     18: 
                     19: #include <config.h>
                     20: 
                     21: #include <sys/types.h>
                     22: #include <limits.h>
                     23: #include <stdio.h>
                     24: #include <stdlib.h>
                     25: #include <string.h>
                     26: #include <unistd.h>
                     27: #ifdef HAVE_SETLOCALE
                     28: # include <locale.h>
                     29: #endif
1.1.1.2 ! misho      30: #ifdef HAVE_STDBOOL_H
        !            31: # include <stdbool.h>
        !            32: #else
        !            33: # include "compat/stdbool.h"
        !            34: #endif /* HAVE_STDBOOL_H */
1.1       misho      35: 
                     36: #include "missing.h"
1.1.1.2 ! misho      37: #include "alloc.h"
        !            38: #include "error.h"
1.1       misho      39: #include "gettext.h"
1.1.1.2 ! misho      40: #include "sudo_conf.h"
        !            41: #include "sudo_debug.h"
        !            42: #include "sudo_exec.h"
        !            43: #include "sudo_plugin.h"
        !            44: 
        !            45: sudo_conv_t sudo_conv;  /* NULL in non-plugin */
        !            46: 
        !            47: /*
        !            48:  * Cleanup hook for error()/errorx()
        !            49:  */
        !            50: void
        !            51: cleanup(int gotsignal)
        !            52: {
        !            53:     return;
        !            54: }
1.1       misho      55: 
                     56: int
1.1.1.2 ! misho      57: main(int argc, char *argv[], char *envp[])
1.1       misho      58: {
                     59:     char *cp, *cmnd;
1.1.1.2 ! misho      60:     int noexec = 0;
        !            61:     debug_decl(main, SUDO_DEBUG_MAIN)
1.1       misho      62: 
                     63: #ifdef HAVE_SETLOCALE 
                     64:     setlocale(LC_ALL, "");
                     65: #endif
                     66:     bindtextdomain(PACKAGE_NAME, LOCALEDIR);
                     67:     textdomain(PACKAGE_NAME);
                     68: 
                     69:     if (argc < 2)
1.1.1.2 ! misho      70:        errorx(EXIT_FAILURE, _("requires at least one argument"));
        !            71: 
        !            72:     /* Read sudo.conf. */
        !            73:     sudo_conf_read();
        !            74: 
        !            75:     /* If argv[0] ends in -noexec, pass the flag to sudo_execve() */
        !            76:     if ((cp = strrchr(argv[0], '-')) != NULL && cp != argv[0])
        !            77:        noexec = strcmp(cp, "-noexec") == 0;
1.1       misho      78: 
                     79:     /* Shift argv and make a copy of the command to execute. */
                     80:     argv++;
                     81:     argc--;
1.1.1.2 ! misho      82:     cmnd = estrdup(argv[0]);
1.1       misho      83: 
                     84:     /* If invoked as a login shell, modify argv[0] accordingly. */
1.1.1.2 ! misho      85:     if (argv[-1][0] == '-') {
1.1       misho      86:        if ((cp = strrchr(argv[0], '/')) == NULL)
                     87:            cp = argv[0];
                     88:        *cp = '-';
                     89:     }
1.1.1.2 ! misho      90:     sudo_execve(cmnd, argv, envp, noexec);
        !            91:     warning(_("unable to execute %s"), argv[0]);
        !            92:     sudo_debug_exit_int(__func__, __FILE__, __LINE__, sudo_debug_subsys, EXIT_FAILURE);                
1.1       misho      93:     _exit(EXIT_FAILURE);
                     94: }