To get this branch, use:
bzr branch
http://bzr.recompile.se/loggerhead/mandos/trunk
« back to all changes in this revision
Viewing changes to plugin-runner.c
- browse files at revision 415
- compare with another revision
- download diff
- download tarball
- view history from revision 415
- Committer: Teddy Hogeborn
- Date: 2010-03-27 18:50:53 UTC
- mfrom: (24.1.146 mandos)
- Revision ID: teddy@fukt.bsnet.se-20100327185053-ht5xs10afawgx0sq
Merge from Björn.
- files added:
- dbus-mandos.conf
- files modified:
- Makefile
added
removed
plugin-runner.c
23
23
*/
24
24
25
25
#define _GNU_SOURCE /* TEMP_FAILURE_RETRY(), getline(),
26
asprintf() */
26
asprintf(), O_CLOEXEC */
27
27
#include <stddef.h> /* size_t, NULL */
28
#include <stdlib.h> /* malloc(), exit(), EXIT_FAILURE,
29
EXIT_SUCCESS, realloc() */
28
#include <stdlib.h> /* malloc(), exit(), EXIT_SUCCESS,
29
realloc() */
30
30
#include <stdbool.h> /* bool, true, false */
31
31
#include <stdio.h> /* perror, fileno(), fprintf(),
32
32
stderr, STDOUT_FILENO */
33
#include <sys/types.h> /* DIR, opendir(), stat(), struct
33
#include <sys/types.h> /* DIR, fdopendir(), stat(), struct
34
34
stat, waitpid(), WIFEXITED(),
35
35
WEXITSTATUS(), wait(), pid_t,
36
36
uid_t, gid_t, getuid(), getgid(),
42
42
WCOREDUMP() */
43
43
#include <sys/stat.h> /* struct stat, stat(), S_ISREG() */
44
44
#include <iso646.h> /* and, or, not */
45
#include <dirent.h> /* DIR, struct dirent, opendir(),
45
#include <dirent.h> /* DIR, struct dirent, fdopendir(),
46
46
readdir(), closedir(), dirfd() */
47
47
#include <unistd.h> /* struct stat, stat(), S_ISREG(),
48
48
fcntl(), setuid(), setgid(),
68
68
*/
69
69
#include <errno.h> /* errno, EBADF */
70
70
#include <inttypes.h> /* intmax_t, PRIdMAX, strtoimax() */
71
#include <sysexits.h> /* EX_OSERR, EX_USAGE, EX_IOERR,
72
EX_CONFIG, EX_UNAVAILABLE, EX_OK */
71
73
72
74
#define BUFFER_SIZE 256
73
75
102
104
/* Gets an existing plugin based on name,
103
105
or if none is found, creates a new one */
104
106
static plugin *getplugin(char *name){
105
/* Check for exiting plugin with that name */
107
/* Check for existing plugin with that name */
106
108
for(plugin *p = plugin_list; p != NULL; p = p->next){
107
109
if((p->name == name)
108
110
or (p->name and name and (strcmp(p->name, name) == 0))){
123
125
copy_name = strdup(name);
124
126
} while(copy_name == NULL and errno == EINTR);
125
127
if(copy_name == NULL){
128
int e = errno;
126
129
free(new_plugin);
130
errno = e;
127
131
return NULL;
128
132
}
129
133
}
137
141
new_plugin->argv = malloc(sizeof(char *) * 2);
138
142
} while(new_plugin->argv == NULL and errno == EINTR);
139
143
if(new_plugin->argv == NULL){
144
int e = errno;
140
145
free(copy_name);
141
146
free(new_plugin);
147
errno = e;
142
148
return NULL;
143
149
}
144
150
new_plugin->argv[0] = copy_name;
148
154
new_plugin->environ = malloc(sizeof(char *));
149
155
} while(new_plugin->environ == NULL and errno == EINTR);
150
156
if(new_plugin->environ == NULL){
157
int e = errno;
151
158
free(copy_name);
152
159
free(new_plugin->argv);
153
160
free(new_plugin);
161
errno = e;
154
162
return NULL;
155
163
}
156
164
new_plugin->environ[0] = NULL;
350
358
ret = sigaddset(&sigchld_action.sa_mask, SIGCHLD);
351
359
if(ret == -1){
352
360
perror("sigaddset");
353
exitstatus = EXIT_FAILURE;
361
exitstatus = EX_OSERR;
354
362
goto fallback;
355
363
}
356
364
ret = sigaction(SIGCHLD, &sigchld_action, &old_sigchld_action);
357
365
if(ret == -1){
358
366
perror("sigaction");
359
exitstatus = EXIT_FAILURE;
367
exitstatus = EX_OSERR;
360
368
goto fallback;
361
369
}
362
370
394
402
.doc = "Group ID the plugins will run as", .group = 3 },
395
403
{ .name = "debug", .key = 132,
396
404
.doc = "Debug mode", .group = 4 },
405
/*
406
* These reproduce what we would get without ARGP_NO_HELP
407
*/
408
{ .name = "help", .key = '?',
409
.doc = "Give this help list", .group = -1 },
410
{ .name = "usage", .key = -3,
411
.doc = "Give a short usage message", .group = -1 },
412
{ .name = "version", .key = 'V',
413
.doc = "Print program version", .group = -1 },
397
414
{ .name = NULL }
398
415
};
399
416
400
error_t parse_opt(int key, char *arg, __attribute__((unused))
401
struct argp_state *state){
417
error_t parse_opt(int key, char *arg, struct argp_state *state){
418
errno = 0;
402
419
switch(key){
403
420
char *tmp;
404
421
intmax_t tmpmax;
405
422
case 'g': /* --global-options */
406
if(arg != NULL){
423
{
407
424
char *plugin_option;
408
425
while((plugin_option = strsep(&arg, ",")) != NULL){
409
if(plugin_option[0] == '\0'){
410
continue;
411
}
412
426
if(not add_argument(getplugin(NULL), plugin_option)){
413
perror("add_argument");
414
return ARGP_ERR_UNKNOWN;
427
break;
415
428
}
416
429
}
417
430
}
418
431
break;
419
432
case 'G': /* --global-env */
420
if(arg == NULL){
421
break;
422
}
423
if(not add_environment(getplugin(NULL), arg, true)){
424
perror("add_environment");
425
}
433
add_environment(getplugin(NULL), arg, true);
426
434
break;
427
435
case 'o': /* --options-for */
428
if(arg != NULL){
429
char *plugin_name = strsep(&arg, ":");
430
if(plugin_name[0] == '\0'){
431
break;
432
}
433
char *plugin_option;
434
while((plugin_option = strsep(&arg, ",")) != NULL){
435
if(not add_argument(getplugin(plugin_name), plugin_option)){
436
perror("add_argument");
437
return ARGP_ERR_UNKNOWN;
436
{
437
char *option_list = strchr(arg, ':');
438
if(option_list == NULL){
439
argp_error(state, "No colon in \"%s\"", arg);
440
errno = EINVAL;
441
break;
442
}
443
*option_list = '\0';
444
option_list++;
445
if(arg[0] == '\0'){
446
argp_error(state, "Empty plugin name");
447
errno = EINVAL;
448
break;
449
}
450
char *option;
451
while((option = strsep(&option_list, ",")) != NULL){
452
if(not add_argument(getplugin(arg), option)){
453
break;
438
454
}
439
455
}
440
456
}
441
457
break;
442
458
case 'E': /* --env-for */
443
if(arg == NULL){
444
break;
445
}
446
459
{
447
460
char *envdef = strchr(arg, ':');
448
461
if(envdef == NULL){
462
argp_error(state, "No colon in \"%s\"", arg);
463
errno = EINVAL;
449
464
break;
450
465
}
451
466
*envdef = '\0';
452
if(not add_environment(getplugin(arg), envdef+1, true)){
453
perror("add_environment");
467
envdef++;
468
if(arg[0] == '\0'){
469
argp_error(state, "Empty plugin name");
470
errno = EINVAL;
471
break;
454
472
}
473
add_environment(getplugin(arg), envdef, true);
455
474
}
456
475
break;
457
476
case 'd': /* --disable */
458
if(arg != NULL){
477
{
459
478
plugin *p = getplugin(arg);
460
if(p == NULL){
461
return ARGP_ERR_UNKNOWN;
479
if(p != NULL){
480
p->disabled = true;
462
481
}
463
p->disabled = true;
464
482
}
465
483
break;
466
484
case 'e': /* --enable */
467
if(arg != NULL){
485
{
468
486
plugin *p = getplugin(arg);
469
if(p == NULL){
470
return ARGP_ERR_UNKNOWN;
487
if(p != NULL){
488
p->disabled = false;
471
489
}
472
p->disabled = false;
473
490
}
474
491
break;
475
492
case 128: /* --plugin-dir */
476
493
free(plugindir);
477
494
plugindir = strdup(arg);
478
if(plugindir == NULL){
479
perror("strdup");
480
}
481
495
break;
482
496
case 129: /* --config-file */
483
497
/* This is already done by parse_opt_config_file() */
484
498
break;
485
499
case 130: /* --userid */
486
errno = 0;
487
500
tmpmax = strtoimax(arg, &tmp, 10);
488
501
if(errno != 0 or tmp == arg or *tmp != '\0'
489
502
or tmpmax != (uid_t)tmpmax){
490
fprintf(stderr, "Bad user ID number: \"%s\", using %"
491
PRIdMAX "\n", arg, (intmax_t)uid);
492
} else {
493
uid = (uid_t)tmpmax;
503
argp_error(state, "Bad user ID number: \"%s\", using %"
504
PRIdMAX, arg, (intmax_t)uid);
505
break;
494
506
}
507
uid = (uid_t)tmpmax;
495
508
break;
496
509
case 131: /* --groupid */
497
errno = 0;
498
510
tmpmax = strtoimax(arg, &tmp, 10);
499
511
if(errno != 0 or tmp == arg or *tmp != '\0'
500
512
or tmpmax != (gid_t)tmpmax){
501
fprintf(stderr, "Bad group ID number: \"%s\", using %"
502
PRIdMAX "\n", arg, (intmax_t)gid);
503
} else {
504
gid = (gid_t)tmpmax;
513
argp_error(state, "Bad group ID number: \"%s\", using %"
514
PRIdMAX, arg, (intmax_t)gid);
515
break;
505
516
}
517
gid = (gid_t)tmpmax;
506
518
break;
507
519
case 132: /* --debug */
508
520
debug = true;
509
521
break;
522
/*
523
* These reproduce what we would get without ARGP_NO_HELP
524
*/
525
case '?': /* --help */
526
state->flags &= ~(unsigned int)ARGP_NO_EXIT; /* force exit */
527
argp_state_help(state, state->out_stream, ARGP_HELP_STD_HELP);
528
case -3: /* --usage */
529
state->flags &= ~(unsigned int)ARGP_NO_EXIT; /* force exit */
530
argp_state_help(state, state->out_stream,
531
ARGP_HELP_USAGE | ARGP_HELP_EXIT_OK);
532
case 'V': /* --version */
533
fprintf(state->out_stream, "%s\n", argp_program_version);
534
exit(EXIT_SUCCESS);
535
break;
510
536
/*
511
537
* When adding more options before this line, remember to also add a
512
538
* "case" to the "parse_opt_config_file" function below.
515
541
/* Cryptsetup always passes an argument, which is an empty
516
542
string if "none" was specified in /etc/crypttab. So if
517
543
argument was empty, we ignore it silently. */
518
if(arg[0] != '\0'){
519
fprintf(stderr, "Ignoring unknown argument \"%s\"\n", arg);
544
if(arg[0] == '\0'){
545
break;
520
546
}
521
break;
522
case ARGP_KEY_END:
523
break;
524
547
default:
525
548
return ARGP_ERR_UNKNOWN;
526
549
}
527
return 0;
550
return errno; /* Set to 0 at start */
528
551
}
529
552
530
553
/* This option parser is the same as parse_opt() above, except it
532
555
error_t parse_opt_config_file(int key, char *arg,
533
556
__attribute__((unused))
534
557
struct argp_state *state){
558
errno = 0;
535
559
switch(key){
536
560
case 'g': /* --global-options */
537
561
case 'G': /* --global-env */
544
568
case 129: /* --config-file */
545
569
free(argfile);
546
570
argfile = strdup(arg);
547
if(argfile == NULL){
548
perror("strdup");
549
}
550
571
break;
551
572
case 130: /* --userid */
552
573
case 131: /* --groupid */
553
574
case 132: /* --debug */
575
case '?': /* --help */
576
case -3: /* --usage */
577
case 'V': /* --version */
554
578
case ARGP_KEY_ARG:
555
case ARGP_KEY_END:
556
579
break;
557
580
default:
558
581
return ARGP_ERR_UNKNOWN;
559
582
}
560
return 0;
583
return errno;
561
584
}
562
585
563
586
struct argp argp = { .options = options,
567
590
568
591
/* Parse using parse_opt_config_file() in order to get the custom
569
592
config file location, if any. */
570
ret = argp_parse(&argp, argc, argv, ARGP_IN_ORDER, 0, NULL);
571
if(ret == ARGP_ERR_UNKNOWN){
572
fprintf(stderr, "Unknown error while parsing arguments\n");
573
exitstatus = EXIT_FAILURE;
593
ret = argp_parse(&argp, argc, argv,
594
ARGP_IN_ORDER | ARGP_NO_EXIT | ARGP_NO_HELP,
595
NULL, NULL);
596
switch(ret){
597
case 0:
598
break;
599
case ENOMEM:
600
default:
601
errno = ret;
602
perror("argp_parse");
603
exitstatus = EX_OSERR;
604
goto fallback;
605
case EINVAL:
606
exitstatus = EX_USAGE;
574
607
goto fallback;
575
608
}
576
609
594
627
custom_argv = malloc(sizeof(char*) * 2);
595
628
if(custom_argv == NULL){
596
629
perror("malloc");
597
exitstatus = EXIT_FAILURE;
630
exitstatus = EX_OSERR;
598
631
goto fallback;
599
632
}
600
633
custom_argv[0] = argv[0];
617
650
new_arg = strdup(p);
618
651
if(new_arg == NULL){
619
652
perror("strdup");
620
exitstatus = EXIT_FAILURE;
653
exitstatus = EX_OSERR;
621
654
free(org_line);
622
655
goto fallback;
623
656
}
627
660
* ((unsigned int) custom_argc + 1));
628
661
if(custom_argv == NULL){
629
662
perror("realloc");
630
exitstatus = EXIT_FAILURE;
663
exitstatus = EX_OSERR;
631
664
free(org_line);
632
665
goto fallback;
633
666
}
640
673
} while(ret == EOF and errno == EINTR);
641
674
if(ret == EOF){
642
675
perror("fclose");
643
exitstatus = EXIT_FAILURE;
676
exitstatus = EX_IOERR;
644
677
goto fallback;
645
678
}
646
679
free(org_line);
649
682
not affect opening plugins */
650
683
if(errno == EMFILE or errno == ENFILE or errno == ENOMEM){
651
684
perror("fopen");
652
exitstatus = EXIT_FAILURE;
685
exitstatus = EX_OSERR;
653
686
goto fallback;
654
687
}
655
688
}
656
/* If there was any arguments from configuration file,
657
pass them to parser as command arguments */
689
/* If there were any arguments from the configuration file, pass
690
them to parser as command line arguments */
658
691
if(custom_argv != NULL){
659
ret = argp_parse(&argp, custom_argc, custom_argv, ARGP_IN_ORDER,
660
0, NULL);
661
if(ret == ARGP_ERR_UNKNOWN){
662
fprintf(stderr, "Unknown error while parsing arguments\n");
663
exitstatus = EXIT_FAILURE;
692
ret = argp_parse(&argp, custom_argc, custom_argv,
693
ARGP_IN_ORDER | ARGP_NO_EXIT | ARGP_NO_HELP,
694
NULL, NULL);
695
switch(ret){
696
case 0:
697
break;
698
case ENOMEM:
699
default:
700
errno = ret;
701
perror("argp_parse");
702
exitstatus = EX_OSERR;
703
goto fallback;
704
case EINVAL:
705
exitstatus = EX_CONFIG;
664
706
goto fallback;
665
707
}
666
708
}
667
709
668
710
/* Parse actual command line arguments, to let them override the
669
711
config file */
670
ret = argp_parse(&argp, argc, argv, ARGP_IN_ORDER, 0, NULL);
671
if(ret == ARGP_ERR_UNKNOWN){
672
fprintf(stderr, "Unknown error while parsing arguments\n");
673
exitstatus = EXIT_FAILURE;
712
ret = argp_parse(&argp, argc, argv,
713
ARGP_IN_ORDER | ARGP_NO_EXIT | ARGP_NO_HELP,
714
NULL, NULL);
715
switch(ret){
716
case 0:
717
break;
718
case ENOMEM:
719
default:
720
errno = ret;
721
perror("argp_parse");
722
exitstatus = EX_OSERR;
723
goto fallback;
724
case EINVAL:
725
exitstatus = EX_USAGE;
674
726
goto fallback;
675
727
}
676
728
698
750
perror("setuid");
699
751
}
700
752
701
if(plugindir == NULL){
702
dir = opendir(PDIR);
703
} else {
704
dir = opendir(plugindir);
705
}
706
707
if(dir == NULL){
708
perror("Could not open plugin dir");
709
exitstatus = EXIT_FAILURE;
710
goto fallback;
711
}
712
713
/* Set the FD_CLOEXEC flag on the directory, if possible */
753
/* Open plugin directory with close_on_exec flag */
714
754
{
715
int dir_fd = dirfd(dir);
716
if(dir_fd >= 0){
717
ret = set_cloexec_flag(dir_fd);
718
if(ret < 0){
719
perror("set_cloexec_flag");
720
exitstatus = EXIT_FAILURE;
721
goto fallback;
722
}
755
int dir_fd = -1;
756
if(plugindir == NULL){
757
dir_fd = open(PDIR, O_RDONLY |
758
#ifdef O_CLOEXEC
759
O_CLOEXEC
760
#else /* not O_CLOEXEC */
761
0
762
#endif /* not O_CLOEXEC */
763
);
764
} else {
765
dir_fd = open(plugindir, O_RDONLY |
766
#ifdef O_CLOEXEC
767
O_CLOEXEC
768
#else /* not O_CLOEXEC */
769
0
770
#endif /* not O_CLOEXEC */
771
);
772
}
773
if(dir_fd == -1){
774
perror("Could not open plugin dir");
775
exitstatus = EX_UNAVAILABLE;
776
goto fallback;
777
}
778
779
#ifndef O_CLOEXEC
780
/* Set the FD_CLOEXEC flag on the directory */
781
ret = set_cloexec_flag(dir_fd);
782
if(ret < 0){
783
perror("set_cloexec_flag");
784
TEMP_FAILURE_RETRY(close(dir_fd));
785
exitstatus = EX_OSERR;
786
goto fallback;
787
}
788
#endif /* O_CLOEXEC */
789
790
dir = fdopendir(dir_fd);
791
if(dir == NULL){
792
perror("Could not open plugin dir");
793
TEMP_FAILURE_RETRY(close(dir_fd));
794
exitstatus = EX_OSERR;
795
goto fallback;
723
796
}
724
797
}
725
798
735
808
if(dirst == NULL){
736
809
if(errno == EBADF){
737
810
perror("readdir");
738
exitstatus = EXIT_FAILURE;
811
exitstatus = EX_IOERR;
739
812
goto fallback;
740
813
}
741
814
break;
865
938
ret = (int)TEMP_FAILURE_RETRY(pipe(pipefd));
866
939
if(ret == -1){
867
940
perror("pipe");
868
exitstatus = EXIT_FAILURE;
941
exitstatus = EX_OSERR;
869
942
goto fallback;
870
943
}
871
944
/* Ask OS to automatic close the pipe on exec */
872
945
ret = set_cloexec_flag(pipefd[0]);
873
946
if(ret < 0){
874
947
perror("set_cloexec_flag");
875
exitstatus = EXIT_FAILURE;
948
exitstatus = EX_OSERR;
876
949
goto fallback;
877
950
}
878
951
ret = set_cloexec_flag(pipefd[1]);
879
952
if(ret < 0){
880
953
perror("set_cloexec_flag");
881
exitstatus = EXIT_FAILURE;
954
exitstatus = EX_OSERR;
882
955
goto fallback;
883
956
}
884
957
/* Block SIGCHLD until process is safely in process list */
887
960
NULL));
888
961
if(ret < 0){
889
962
perror("sigprocmask");
890
exitstatus = EXIT_FAILURE;
963
exitstatus = EX_OSERR;
891
964
goto fallback;
892
965
}
893
966
/* Starting a new process to be watched */
897
970
} while(pid == -1 and errno == EINTR);
898
971
if(pid == -1){
899
972
perror("fork");
900
exitstatus = EXIT_FAILURE;
973
exitstatus = EX_OSERR;
901
974
goto fallback;
902
975
}
903
976
if(pid == 0){
905
978
ret = sigaction(SIGCHLD, &old_sigchld_action, NULL);
906
979
if(ret < 0){
907
980
perror("sigaction");
908
_exit(EXIT_FAILURE);
981
_exit(EX_OSERR);
909
982
}
910
983
ret = sigprocmask(SIG_UNBLOCK, &sigchld_action.sa_mask, NULL);
911
984
if(ret < 0){
912
985
perror("sigprocmask");
913
_exit(EXIT_FAILURE);
986
_exit(EX_OSERR);
914
987
}
915
988
916
989
ret = dup2(pipefd[1], STDOUT_FILENO); /* replace our stdout */
917
990
if(ret == -1){
918
991
perror("dup2");
919
_exit(EXIT_FAILURE);
992
_exit(EX_OSERR);
920
993
}
921
994
922
995
if(dirfd(dir) < 0){
927
1000
if(p->environ[0] == NULL){
928
1001
if(execv(filename, p->argv) < 0){
929
1002
perror("execv");
930
_exit(EXIT_FAILURE);
1003
_exit(EX_OSERR);
931
1004
}
932
1005
} else {
933
1006
if(execve(filename, p->argv, p->environ) < 0){
934
1007
perror("execve");
935
_exit(EXIT_FAILURE);
1008
_exit(EX_OSERR);
936
1009
}
937
1010
}
938
1011
/* no return */
950
1023
if(ret < 0){
951
1024
perror("sigprocmask");
952
1025
}
953
exitstatus = EXIT_FAILURE;
1026
exitstatus = EX_OSERR;
954
1027
goto fallback;
955
1028
}
956
1029
964
1037
NULL));
965
1038
if(ret < 0){
966
1039
perror("sigprocmask");
967
exitstatus = EXIT_FAILURE;
1040
exitstatus = EX_OSERR;
968
1041
goto fallback;
969
1042
}
970
1043
997
1070
int select_ret = select(maxfd+1, &rfds, NULL, NULL, NULL);
998
1071
if(select_ret == -1 and errno != EINTR){
999
1072
perror("select");
1000
exitstatus = EXIT_FAILURE;
1073
exitstatus = EX_OSERR;
1001
1074
goto fallback;
1002
1075
}
1003
1076
/* OK, now either a process completed, or something can be read
1039
1112
NULL));
1040
1113
if(ret < 0){
1041
1114
perror("sigprocmask");
1042
exitstatus = EXIT_FAILURE;
1115
exitstatus = EX_OSERR;
1043
1116
goto fallback;
1044
1117
}
1045
1118
1053
1126
&sigchld_action.sa_mask, NULL)));
1054
1127
if(ret < 0){
1055
1128
perror("sigprocmask");
1056
exitstatus = EXIT_FAILURE;
1129
exitstatus = EX_OSERR;
1057
1130
goto fallback;
1058
1131
}
1059
1132
1070
1143
proc->buffer_length);
1071
1144
if(not bret){
1072
1145
perror("print_out_password");
1073
exitstatus = EXIT_FAILURE;
1146
exitstatus = EX_IOERR;
1074
1147
}
1075
1148
goto fallback;
1076
1149
}
1089
1162
+ (size_t) BUFFER_SIZE);
1090
1163
if(proc->buffer == NULL){
1091
1164
perror("malloc");
1092
exitstatus = EXIT_FAILURE;
1165
exitstatus = EX_OSERR;
1093
1166
goto fallback;
1094
1167
}
1095
1168
proc->buffer_size += BUFFER_SIZE;
1116
1189
1117
1190
fallback:
1118
1191
1119
if(plugin_list == NULL or exitstatus != EXIT_SUCCESS){
1192
if(plugin_list == NULL or (exitstatus != EXIT_SUCCESS
1193
and exitstatus != EX_OK)){
1120
1194
/* Fallback if all plugins failed, none are found or an error
1121
1195
occured */
1122
1196
bool bret;
1131
1205
bret = print_out_password(passwordbuffer, len);
1132
1206
if(not bret){
1133
1207
perror("print_out_password");
1134
exitstatus = EXIT_FAILURE;
1208
exitstatus = EX_IOERR;
1135
1209
}
1136
1210
}
1137
1211
1139
1213
ret = sigaction(SIGCHLD, &old_sigchld_action, NULL);
1140
1214
if(ret == -1){
1141
1215
perror("sigaction");
1142
exitstatus = EXIT_FAILURE;
1216
exitstatus = EX_OSERR;
1143
1217
}
1144
1218
1145
1219
if(custom_argv != NULL){
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0