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Annotation of embedaddon/sudo/src/sesh.c, revision 1.1.1.5

1.1       misho       1: /*
1.1.1.4   misho       2:  * Copyright (c) 2008, 2010-2013 Todd C. Miller <Todd.Miller@courtesan.com>
1.1       misho       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>
1.1.1.3   misho      26: #include <signal.h>
1.1       misho      27: #include <unistd.h>
1.1.1.2   misho      28: #ifdef HAVE_STDBOOL_H
                     29: # include <stdbool.h>
                     30: #else
                     31: # include "compat/stdbool.h"
                     32: #endif /* HAVE_STDBOOL_H */
1.1       misho      33: 
                     34: #include "missing.h"
1.1.1.2   misho      35: #include "alloc.h"
1.1.1.5 ! misho      36: #include "fatal.h"
1.1       misho      37: #include "gettext.h"
1.1.1.2   misho      38: #include "sudo_conf.h"
                     39: #include "sudo_debug.h"
                     40: #include "sudo_exec.h"
                     41: #include "sudo_plugin.h"
                     42: 
1.1.1.4   misho      43: __dso_public int main(int argc, char *argv[], char *envp[]);
1.1       misho      44: 
                     45: int
1.1.1.2   misho      46: main(int argc, char *argv[], char *envp[])
1.1       misho      47: {
                     48:     char *cp, *cmnd;
1.1.1.2   misho      49:     int noexec = 0;
                     50:     debug_decl(main, SUDO_DEBUG_MAIN)
1.1       misho      51: 
                     52:     setlocale(LC_ALL, "");
                     53:     bindtextdomain(PACKAGE_NAME, LOCALEDIR);
                     54:     textdomain(PACKAGE_NAME);
                     55: 
                     56:     if (argc < 2)
1.1.1.4   misho      57:        fatalx(_("requires at least one argument"));
1.1.1.2   misho      58: 
                     59:     /* Read sudo.conf. */
1.1.1.4   misho      60:     sudo_conf_read(NULL);
1.1.1.2   misho      61: 
                     62:     /* If argv[0] ends in -noexec, pass the flag to sudo_execve() */
                     63:     if ((cp = strrchr(argv[0], '-')) != NULL && cp != argv[0])
                     64:        noexec = strcmp(cp, "-noexec") == 0;
1.1       misho      65: 
                     66:     /* Shift argv and make a copy of the command to execute. */
                     67:     argv++;
                     68:     argc--;
1.1.1.2   misho      69:     cmnd = estrdup(argv[0]);
1.1       misho      70: 
                     71:     /* If invoked as a login shell, modify argv[0] accordingly. */
1.1.1.2   misho      72:     if (argv[-1][0] == '-') {
1.1       misho      73:        if ((cp = strrchr(argv[0], '/')) == NULL)
                     74:            cp = argv[0];
                     75:        *cp = '-';
                     76:     }
1.1.1.2   misho      77:     sudo_execve(cmnd, argv, envp, noexec);
                     78:     warning(_("unable to execute %s"), argv[0]);
                     79:     sudo_debug_exit_int(__func__, __FILE__, __LINE__, sudo_debug_subsys, EXIT_FAILURE);                
1.1       misho      80:     _exit(EXIT_FAILURE);
                     81: }