23
23
* Contact the authors at <mandos@recompile.se>.
27
#include <inttypes.h> /* uintmax_t, PRIuMAX, PRIdMAX,
28
intmax_t, uint32_t, SCNx32,
30
#include <stddef.h> /* size_t */
26
#define _GNU_SOURCE /* pipe2(), O_CLOEXEC, setresgid(),
27
setresuid(), asprintf(), getline(),
29
#include <inttypes.h> /* uintmax_t, strtoumax(), PRIuMAX,
30
PRIdMAX, intmax_t, uint32_t,
31
SCNx32, SCNuMAX, SCNxMAX */
32
#include <stddef.h> /* size_t, NULL */
31
33
#include <sys/types.h> /* pid_t, uid_t, gid_t, getuid(),
33
35
#include <stdbool.h> /* bool, true, false */
40
42
NSIG, sigismember(), SA_ONSTACK,
41
43
SIG_DFL, SIG_IGN, SIGINT, SIGQUIT,
42
44
SIGHUP, SIGSTOP, SIG_UNBLOCK */
45
#include <unistd.h> /* uid_t, gid_t, close(), pipe2(),
46
fork(), _exit(), dup2(),
47
STDOUT_FILENO, setresgid(),
48
setresuid(), execv(), ssize_t,
49
read(), dup3(), getuid(), dup(),
50
STDERR_FILENO, pause(), write(),
51
rmdir(), unlink(), getpid() */
43
52
#include <stdlib.h> /* EXIT_SUCCESS, EXIT_FAILURE,
44
malloc(), free(), strtoumax(),
45
realloc(), setenv(), calloc(),
46
mkdtemp(), mkostemp() */
53
malloc(), free(), realloc(),
54
setenv(), calloc(), mkdtemp(),
47
56
#include <iso646.h> /* not, or, and, xor */
48
57
#include <error.h> /* error() */
49
58
#include <sysexits.h> /* EX_USAGE, EX_OSERR, EX_OSFILE */
57
66
#include <string.h> /* strdup(), memcpy(),
58
67
explicit_bzero(), memset(),
59
68
strcmp(), strlen(), strncpy(),
60
memcmp(), basename() */
69
memcmp(), basename(), strerror() */
61
70
#include <argz.h> /* argz_create(), argz_count(),
62
71
argz_extract(), argz_next(),
73
82
ARGP_ERR_UNKNOWN, ARGP_KEY_ARGS,
74
83
struct argp, argp_parse(),
76
#include <stdint.h> /* SIZE_MAX */
77
#include <unistd.h> /* uid_t, gid_t, close(), pipe2(),
78
fork(), _exit(), dup2(),
79
STDOUT_FILENO, setresgid(),
80
setresuid(), execv(), ssize_t,
81
read(), dup3(), getuid(), dup(),
82
STDERR_FILENO, pause(), write(),
83
rmdir(), unlink(), getpid() */
85
#include <stdint.h> /* SIZE_MAX, uint32_t */
84
86
#include <sys/mman.h> /* munlock(), mlock() */
85
87
#include <fcntl.h> /* O_CLOEXEC, O_NONBLOCK, fcntl(),
86
88
F_GETFD, F_GETFL, FD_CLOEXEC,
110
112
g_assert_null(), g_assert_false(),
111
113
g_assert_cmpint(), g_assert_cmpuint(),
112
114
g_test_skip(), g_assert_cmpstr(),
113
g_test_init(), g_test_add(), g_test_run(),
114
GOptionContext, g_option_context_new(),
115
g_test_message(), g_test_init(), g_test_add(),
116
g_test_run(), GOptionContext,
117
g_option_context_new(),
115
118
g_option_context_set_help_enabled(), FALSE,
116
119
g_option_context_set_ignore_unknown_options(),
117
120
gboolean, GOptionEntry, G_OPTION_ARG_NONE,
1089
1098
} ievent_buffer;
1090
1099
struct inotify_event *const ievent = &ievent_buffer.event;
1101
#if defined(__GNUC__) and __GNUC__ >= 7
1102
#pragma GCC diagnostic push
1103
/* ievent is pointing into a struct which is of sufficient size */
1104
#pragma GCC diagnostic ignored "-Wstringop-overflow"
1092
1106
const ssize_t read_length = read(fd, ievent, ievent_size);
1107
#if defined(__GNUC__) and __GNUC__ >= 7
1108
#pragma GCC diagnostic pop
1093
1110
if(read_length == 0){ /* EOF */
1094
1111
error(0, 0, "Got EOF from inotify fd for directory %s", filename);
1095
1112
*quit_now = true;
4167
4190
memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));
4168
4191
const size_t ievent_size = (sizeof(struct inotify_event)
4169
4192
+ sizeof(dummy_file_name));
4193
#if defined(__GNUC__) and __GNUC__ >= 11
4194
#pragma GCC diagnostic push
4195
/* ievent is pointing into a struct which is of sufficient size */
4196
#pragma GCC diagnostic ignored "-Wstringop-overread"
4170
4198
g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),
4171
4199
==, ievent_size);
4200
#if defined(__GNUC__) and __GNUC__ >= 11
4201
#pragma GCC diagnostic pop
4172
4203
g_assert_cmpint(close(pipefds[1]), ==, 0);
4174
4205
bool quit_now = false;
4262
4293
memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));
4263
4294
const size_t ievent_size = (sizeof(struct inotify_event)
4264
4295
+ sizeof(dummy_file_name));
4296
#if defined(__GNUC__) and __GNUC__ >= 11
4297
#pragma GCC diagnostic push
4298
/* ievent is pointing into a struct which is of sufficient size */
4299
#pragma GCC diagnostic ignored "-Wstringop-overread"
4265
4301
g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),
4266
4302
==, ievent_size);
4303
#if defined(__GNUC__) and __GNUC__ >= 11
4304
#pragma GCC diagnostic pop
4267
4306
g_assert_cmpint(close(pipefds[1]), ==, 0);
4269
4308
bool quit_now = false;
4359
4398
memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));
4360
4399
const size_t ievent_size = (sizeof(struct inotify_event)
4361
4400
+ sizeof(dummy_file_name));
4401
#if defined(__GNUC__) and __GNUC__ >= 11
4402
#pragma GCC diagnostic push
4403
/* ievent is pointing into a struct which is of sufficient size */
4404
#pragma GCC diagnostic ignored "-Wstringop-overread"
4362
4406
g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),
4363
4407
==, ievent_size);
4408
#if defined(__GNUC__) and __GNUC__ >= 11
4409
#pragma GCC diagnostic pop
4364
4411
g_assert_cmpint(close(pipefds[1]), ==, 0);
4366
4413
bool quit_now = false;
4444
4491
memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));
4445
4492
const size_t ievent_size = (sizeof(struct inotify_event)
4446
4493
+ sizeof(dummy_file_name));
4494
#if defined(__GNUC__) and __GNUC__ >= 11
4495
#pragma GCC diagnostic push
4496
/* ievent is pointing into a struct which is of sufficient size */
4497
#pragma GCC diagnostic ignored "-Wstringop-overread"
4447
4499
g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),
4448
4500
==, ievent_size);
4501
#if defined(__GNUC__) and __GNUC__ >= 11
4502
#pragma GCC diagnostic pop
4449
4504
g_assert_cmpint(close(pipefds[1]), ==, 0);
4451
4506
bool quit_now = false;
4528
4583
memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));
4529
4584
const size_t ievent_size = (sizeof(struct inotify_event)
4530
4585
+ sizeof(dummy_file_name));
4586
#if defined(__GNUC__) and __GNUC__ >= 11
4587
#pragma GCC diagnostic push
4588
/* ievent is pointing into a struct which is of sufficient size */
4589
#pragma GCC diagnostic ignored "-Wstringop-overread"
4531
4591
g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),
4532
4592
==, ievent_size);
4593
#if defined(__GNUC__) and __GNUC__ >= 11
4594
#pragma GCC diagnostic pop
4533
4596
g_assert_cmpint(close(pipefds[1]), ==, 0);
4535
4598
bool quit_now = false;
4604
4667
memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));
4605
4668
const size_t ievent_size = (sizeof(struct inotify_event)
4606
4669
+ sizeof(dummy_file_name));
4670
#if defined(__GNUC__) and __GNUC__ >= 11
4671
#pragma GCC diagnostic push
4672
/* ievent is pointing into a struct which is of sufficient size */
4673
#pragma GCC diagnostic ignored "-Wstringop-overread"
4607
4675
g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),
4608
4676
==, ievent_size);
4677
#if defined(__GNUC__) and __GNUC__ >= 11
4678
#pragma GCC diagnostic pop
4609
4680
g_assert_cmpint(close(pipefds[1]), ==, 0);
4611
4682
bool quit_now = false;
4683
4754
memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));
4684
4755
const size_t ievent_size = (sizeof(struct inotify_event)
4685
4756
+ sizeof(dummy_file_name));
4757
#if defined(__GNUC__) and __GNUC__ >= 11
4758
#pragma GCC diagnostic push
4759
/* ievent is pointing into a struct which is of sufficient size */
4760
#pragma GCC diagnostic ignored "-Wstringop-overread"
4686
4762
g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),
4687
4763
==, ievent_size);
4764
#if defined(__GNUC__) and __GNUC__ >= 11
4765
#pragma GCC diagnostic pop
4688
4767
g_assert_cmpint(close(pipefds[1]), ==, 0);
4690
4769
bool quit_now = false;
5955
6034
char *const filename = strdup("/nonexistent/socket");
5956
6035
__attribute__((cleanup(string_set_clear)))
5957
6036
string_set cancelled_filenames = {};
5958
const size_t oversized = 1024*1024; /* Limit seems to be 212960 */
5959
__attribute__((cleanup(cleanup_buffer)))
5961
.data=malloc(oversized),
5963
.allocated=oversized,
6039
/* Find a message size which triggers EMSGSIZE */
6040
__attribute__((cleanup(cleanup_string)))
6041
char *message_buffer = NULL;
6042
size_t message_size = PIPE_BUF + 1;
6043
for(ssize_t ssret = 0; ssret >= 0; message_size += 1024){
6044
if(message_size >= 1024*1024*1024){ /* 1 GiB */
6045
g_test_skip("Skipping EMSGSIZE test: Will not try 1GiB");
6048
message_buffer = realloc(message_buffer, message_size);
6049
if(message_buffer == NULL){
6050
g_test_skip("Skipping EMSGSIZE test");
6051
g_test_message("Failed to malloc() %" PRIuMAX " bytes",
6052
(uintmax_t)message_size);
6055
/* Fill buffer with 'x' */
6056
memset(message_buffer, 'x', message_size);
6057
/* Create a new socketpair for each message size to avoid having
6058
to empty the pipe by reading the message to a separate buffer
6060
g_assert_cmpint(socketpair(PF_LOCAL, SOCK_DGRAM
6061
| SOCK_NONBLOCK | SOCK_CLOEXEC, 0,
6063
ssret = send(socketfds[1], message_buffer, message_size,
6065
error_t saved_errno = errno;
6066
g_assert_cmpint(close(socketfds[0]), ==, 0);
6067
g_assert_cmpint(close(socketfds[1]), ==, 0);
6070
if(saved_errno != EMSGSIZE) {
6071
g_test_skip("Skipping EMSGSIZE test");
6072
g_test_message("Error on send(%" PRIuMAX " bytes): %s",
6073
(uintmax_t)message_size,
6074
strerror(saved_errno));
6078
} else if(ssret != (ssize_t)message_size){
6079
g_test_skip("Skipping EMSGSIZE test");
6080
g_test_message("Partial send(): %" PRIuMAX " of %" PRIdMAX
6081
" bytes", (uintmax_t)ssret,
6082
(intmax_t)message_size);
6086
g_test_message("EMSGSIZE triggered by %" PRIdMAX " bytes",
6087
(intmax_t)message_size);
6090
.data=message_buffer,
6091
.length=message_size - 2, /* Compensate for added '+' and NUL */
6092
.allocated=message_size,
5965
g_assert_nonnull(password.data);
5966
6094
if(mlock(password.data, password.allocated) != 0){
5967
6095
g_assert_true(errno == EPERM or errno == ENOMEM);
5969
/* Construct test password buffer */
5970
/* Start with + since that is what the real procotol uses */
5971
password.data[0] = '+';
5972
/* Set a special character at string end just to mark the end */
5973
password.data[oversized-3] = 'y';
5974
/* Set NUL at buffer end, as suggested by the protocol */
5975
password.data[oversized-2] = '\0';
5976
/* Fill rest of password with 'x' */
5977
memset(password.data+1, 'x', oversized-3);
5979
6098
__attribute__((cleanup(cleanup_queue)))
5980
6099
task_queue *queue = create_queue();
5981
6100
g_assert_nonnull(queue);
5983
6101
g_assert_cmpint(socketpair(PF_LOCAL, SOCK_DGRAM
5984
6102
| SOCK_NONBLOCK | SOCK_CLOEXEC, 0,
5985
6103
socketfds), ==, 0);
8141
8259
g_option_context_free(context);
8142
8260
return should_run_tests != FALSE;
8267
(if (not (funcall run-tests-in-test-buffer default-directory))
8268
(funcall show-test-buffer-in-test-window)
8269
(funcall remove-test-window)))
8270
run-tests-in-test-buffer:
8272
(with-current-buffer (get-buffer-create "*Test*")
8273
(setq buffer-read-only nil
8274
default-directory dir)
8277
(let ((process-result
8278
(let ((inhibit-read-only t))
8279
(process-file-shell-command
8280
(funcall get-command-line) nil "*Test*"))))
8281
(and (numberp process-result)
8282
(= process-result 0))))
8287
(funcall find-build-directory (buffer-file-name)))
8288
(local-build-directory
8289
(if (fboundp 'file-local-name)
8290
(file-local-name build-directory)
8291
(or (file-remote-p build-directory 'localname)
8294
(file-relative-name (file-name-sans-extension
8295
(buffer-file-name)) build-directory))
8296
(qbdir (shell-quote-argument local-build-directory))
8297
(qcmd (shell-quote-argument command)))
8298
(format (concat "cd %s && CFLAGS=-Werror make --silent %s"
8299
" && %s --test --verbose") qbdir qcmd qcmd)))
8300
find-build-directory:
8301
(lambda (try-directory &optional base-directory)
8302
(let ((base-directory (or base-directory try-directory)))
8303
(cond ((equal try-directory "/") base-directory)
8305
(concat (file-name-as-directory try-directory)
8306
"Makefile")) try-directory)
8307
((funcall find-build-directory
8308
(directory-file-name (file-name-directory
8311
show-test-buffer-in-test-window:
8313
(when (not (get-buffer-window-list "*Test*"))
8314
(setq next-error-last-buffer (get-buffer "*Test*"))
8315
(let* ((side (if (>= (window-width) 146) 'right 'bottom))
8316
(display-buffer-overriding-action
8317
`((display-buffer-in-side-window) (side . ,side)
8318
(window-height . fit-window-to-buffer)
8319
(window-width . fit-window-to-buffer))))
8320
(display-buffer "*Test*"))))
8323
(let ((test-window (get-buffer-window "*Test*")))
8324
(if test-window (delete-window test-window))))
8325
eval: (add-hook 'after-save-hook run-tests 90 t)