/mandos/trunk : revision 237.4.123

1

/* -*- coding: utf-8; lexical-binding: t -*- */

1

/* -*- mode: c; coding: utf-8; after-save-hook: (lambda () (let* ((find-build-directory (lambda (try-directory &optional base-directory) (let ((base-directory (or base-directory try-directory))) (cond ((equal try-directory "/") base-directory) ((file-readable-p (concat (file-name-as-directory try-directory) "Makefile")) try-directory) ((funcall find-build-directory (directory-file-name (file-name-directory try-directory)) base-directory)))))) (build-directory (funcall find-build-directory (buffer-file-name))) (local-build-directory (if (fboundp 'file-local-name) (file-local-name build-directory) (or (file-remote-p build-directory 'localname) build-directory))) (command (file-relative-name (file-name-sans-extension (buffer-file-name)) build-directory))) (pcase (progn (if (get-buffer "*Test*") (kill-buffer "*Test*")) (process-file-shell-command (let ((qbdir (shell-quote-argument local-build-directory)) (qcmd (shell-quote-argument command))) (format "cd %s && CFLAGS=-Werror make --silent %s && %s --test --verbose" qbdir qcmd qcmd)) nil "*Test*")) (0 (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w)))) (_ (with-current-buffer "*Test*" (compilation-mode) (cd-absolute build-directory)) (display-buffer "*Test*" '(display-buffer-in-side-window)))))); -*- */

2

/*

3

* Mandos password agent - Simple password agent to run Mandos client

4

*

5

6

5

6

7

*

8

* This file is part of Mandos.

9

*

23

* Contact the authors at <mandos@recompile.se>.

24

*/

25

26

#define _GNU_SOURCE /* pipe2(), O_CLOEXEC, setresgid(),

27

setresuid(), asprintf(), getline(),

28

basename() */

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 */

26

#define _GNU_SOURCE

27

#include <inttypes.h> /* uintmax_t, PRIuMAX, PRIdMAX,

28

intmax_t, uint32_t, SCNx32,

29

SCNuMAX, SCNxMAX */

30

#include <stddef.h> /* size_t */

33

31

#include <sys/types.h> /* pid_t, uid_t, gid_t, getuid(),

34

32

getpid() */

35

33

#include <stdbool.h> /* bool, true, false */

42

40

NSIG, sigismember(), SA_ONSTACK,

43

41

SIG_DFL, SIG_IGN, SIGINT, SIGQUIT,

44

42

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() */

52

43

#include <stdlib.h> /* EXIT_SUCCESS, EXIT_FAILURE,

53

malloc(), free(), realloc(),

54

setenv(), calloc(), mkdtemp(),

55

mkostemp() */

44

malloc(), free(), strtoumax(),

45

realloc(), setenv(), calloc(),

46

mkdtemp(), mkostemp() */

56

47

#include <iso646.h> /* not, or, and, xor */

57

48

#include <error.h> /* error() */

58

49

#include <sysexits.h> /* EX_USAGE, EX_OSERR, EX_OSFILE */

59

50

#include <errno.h> /* errno, error_t, EACCES,

60

51

ENAMETOOLONG, ENOENT, ENOTDIR,

61

ENOMEM, EEXIST, ECHILD, EPERM,

52

EEXIST, ECHILD, EPERM, ENOMEM,

62

53

EAGAIN, EINTR, ENOBUFS, EADDRINUSE,

63

54

ECONNREFUSED, ECONNRESET,

64

55

ETOOMANYREFS, EMSGSIZE, EBADF,

66

57

#include <string.h> /* strdup(), memcpy(),

67

58

explicit_bzero(), memset(),

68

59

strcmp(), strlen(), strncpy(),

69

memcmp(), basename(), strerror() */

60

memcmp(), basename() */

70

61

#include <argz.h> /* argz_create(), argz_count(),

71

62

argz_extract(), argz_next(),

72

63

argz_add() */

82

73

ARGP_ERR_UNKNOWN, ARGP_KEY_ARGS,

83

74

struct argp, argp_parse(),

84

75

ARGP_NO_EXIT */

85

#include <stdint.h> /* SIZE_MAX, uint32_t */

76

#include <unistd.h> /* uid_t, gid_t, close(), pipe2(),

77

fork(), _exit(), dup2(),

78

STDOUT_FILENO, setresgid(),

79

setresuid(), execv(), ssize_t,

80

read(), dup3(), getuid(), dup(),

81

STDERR_FILENO, pause(), write(),

82

rmdir(), unlink(), getpid() */

86

83

#include <sys/mman.h> /* munlock(), mlock() */

87

84

#include <fcntl.h> /* O_CLOEXEC, O_NONBLOCK, fcntl(),

88

85

F_GETFD, F_GETFL, FD_CLOEXEC,

98

95

IN_EXCL_UNLINK, IN_ONLYDIR,

99

96

struct inotify_event */

100

97

#include <fnmatch.h> /* fnmatch(), FNM_FILE_NAME */

101

#include <stdio.h> /* asprintf(), FILE, stderr, fopen(),

102

fclose(), getline(), sscanf(),

103

feof(), ferror(), rename(),

104

fdopen(), fprintf(), fscanf() */

98

#include <stdio.h> /* asprintf(), FILE, fopen(),

99

getline(), sscanf(), feof(),

100

ferror(), fclose(), stderr,

101

rename(), fdopen(), fprintf(),

102

fscanf() */

105

103

#include <glib.h> /* GKeyFile, g_key_file_free(), g_key_file_new(),

106

104

GError, g_key_file_load_from_file(),

107

105

G_KEY_FILE_NONE, TRUE, G_FILE_ERROR_NOENT,

112

110

g_assert_null(), g_assert_false(),

113

111

g_assert_cmpint(), g_assert_cmpuint(),

114

112

g_test_skip(), g_assert_cmpstr(),

115

g_test_message(), g_test_init(), g_test_add(),

116

g_test_run(), GOptionContext,

117

g_option_context_new(),

113

g_test_init(), g_test_add(), g_test_run(),

114

GOptionContext, g_option_context_new(),

118

115

g_option_context_set_help_enabled(), FALSE,

119

116

g_option_context_set_ignore_unknown_options(),

120

117

gboolean, GOptionEntry, G_OPTION_ARG_NONE,

151

148

mono_microsecs next_run;

152

149

} __attribute__((designated_init)) task_queue;

153

150

154

/* "task_func" - A function type for task functions

151

/* "func_type" - A function type for task functions

155

152

156

153

I.e. functions for the code which runs when a task is run, all have

157

154

this type */

654

651

655

652

__attribute__((nonnull, warn_unused_result))

656

653

bool add_to_queue(task_queue *const queue, const task_context task){

657

if((queue->length + 1) > (SIZE_MAX / sizeof(task_context))){

658

/* overflow */

659

error(0, ENOMEM, "Failed to allocate %" PRIuMAX

660

" tasks for queue->tasks", (uintmax_t)(queue->length + 1));

661

errno = ENOMEM;

662

return false;

663

}

664

654

const size_t needed_size = sizeof(task_context)*(queue->length + 1);

665

655

if(needed_size > (queue->allocated)){

666

656

task_context *const new_tasks = realloc(queue->tasks,

871

861

}

872

862

close(pipefds[1]);

873

863

874

if(pid == -1){

875

error(0, errno, "Failed to fork()");

876

close(pipefds[0]);

877

return false;

878

}

879

880

864

if(not add_to_queue(queue, (task_context){

881

865

.func=wait_for_mandos_client_exit,

882

866

.pid=pid,

1098

1082

} ievent_buffer;

1099

1083

struct inotify_event *const ievent = &ievent_buffer.event;

1100

1084

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"

1105

#endif

1106

1085

const ssize_t read_length = read(fd, ievent, ievent_size);

1107

#if defined(__GNUC__) and __GNUC__ >= 7

1108

#pragma GCC diagnostic pop

1109

#endif

1110

1086

if(read_length == 0){ /* EOF */

1111

1087

error(0, 0, "Got EOF from inotify fd for directory %s", filename);

1112

1088

*quit_now = true;

1204

1180

bool *const password_is_read = task.password_is_read;

1205

1181

1206

1182

/* We use the GLib "Key-value file parser" functions to parse the

1207

question file. See <https://systemd.io/PASSWORD_AGENTS/> for

1208

specification of contents */

1183

question file. See <https://www.freedesktop.org/wiki/Software

1184

/systemd/PasswordAgents/> for specification of contents */

1209

1185

__attribute__((nonnull))

1210

1186

void cleanup_g_key_file(GKeyFile **key_file){

1211

1187

if(*key_file != NULL){

1501

1477

not. You may but don't have to include a final NUL byte in

1502

1478

your message.

1503

1479

1504

— <https://systemd.io/PASSWORD_AGENTS/> (Tue, 15 Sep 2020

1505

14:24:20 GMT)

1480

— <https://www.freedesktop.org/wiki/Software/systemd/

1481

PasswordAgents/> (Wed 08 Oct 2014 02:14:28 AM UTC)

1506

1482

*/

1507

1483

send_buffer[0] = '+'; /* Prefix with "+" */

1508

1484

/* Always add an extra NUL */

1513

1489

errno = 0;

1514

1490

ssize_t ssret = send(fd, send_buffer, send_buffer_length,

1515

1491

MSG_NOSIGNAL);

1516

const error_t saved_errno = (ssret < 0) ? errno : 0;

1492

const error_t saved_errno = errno;

1517

1493

#if defined(__GLIBC_PREREQ) and __GLIBC_PREREQ(2, 25)

1518

1494

explicit_bzero(send_buffer, send_buffer_length);

1519

1495

#else

1537

1513

/* Retry, below */

1538

1514

break;

1539

1515

case EMSGSIZE:

1540

error(0, saved_errno, "Password of size %" PRIuMAX

1541

" is too big", (uintmax_t)password->length);

1516

error(0, 0, "Password of size %" PRIuMAX " is too big",

1517

(uintmax_t)password->length);

1542

1518

#if __GNUC__ < 7

1543

1519

/* FALLTHROUGH */

1544

1520

#else

1546

1522

#endif

1547

1523

case 0:

1548

1524

if(ssret >= 0 and ssret < (ssize_t)send_buffer_length){

1549

error(0, 0, "Password only partially sent to socket %s: %"

1550

PRIuMAX " out of %" PRIuMAX " bytes sent", filename,

1551

(uintmax_t)ssret, (uintmax_t)send_buffer_length);

1525

error(0, 0, "Password only partially sent to socket");

1552

1526

}

1553

1527

#if __GNUC__ < 7

1554

1528

/* FALLTHROUGH */

1910

1884

g_assert_true(queue->tasks[0].func == dummy_func);

1911

1885

}

1912

1886

1913

static void test_add_to_queue_overflow(__attribute__((unused))

1914

test_fixture *fixture,

1915

__attribute__((unused))

1916

gconstpointer user_data){

1917

__attribute__((cleanup(cleanup_queue)))

1918

task_queue *queue = create_queue();

1919

g_assert_nonnull(queue);

1920

g_assert_true(queue->length == 0);

1921

queue->length = SIZE_MAX / sizeof(task_context); /* fake max size */

1922

1923

FILE *real_stderr = stderr;

1924

FILE *devnull = fopen("/dev/null", "we");

1925

g_assert_nonnull(devnull);

1926

stderr = devnull;

1927

const bool ret = add_to_queue(queue,

1928

(task_context){ .func=dummy_func });

1929

g_assert_true(errno == ENOMEM);

1930

g_assert_false(ret);

1931

stderr = real_stderr;

1932

g_assert_cmpint(fclose(devnull), ==, 0);

1933

queue->length = 0; /* Restore real size */

1934

}

1935

1936

1887

static void dummy_func(__attribute__((unused))

1937

1888

const task_context task,

1938

1889

__attribute__((unused))

2209

2160

}

2210

2161

exit(EXIT_SUCCESS);

2211

2162

}

2212

if(pid == -1){

2213

error(EXIT_FAILURE, errno, "Failed to fork()");

2214

}

2215

2216

2163

int status;

2217

2164

waitpid(pid, &status, 0);

2218

2165

if(WIFEXITED(status) and (WEXITSTATUS(status) == EXIT_SUCCESS)){

4190

4137

memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));

4191

4138

const size_t ievent_size = (sizeof(struct inotify_event)

4192

4139

+ 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"

4197

#endif

4198

4140

g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),

4199

4141

==, ievent_size);

4200

#if defined(__GNUC__) and __GNUC__ >= 11

4201

#pragma GCC diagnostic pop

4202

#endif

4203

4142

g_assert_cmpint(close(pipefds[1]), ==, 0);

4204

4143

4205

4144

bool quit_now = false;

4293

4232

memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));

4294

4233

const size_t ievent_size = (sizeof(struct inotify_event)

4295

4234

+ 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"

4300

#endif

4301

4235

g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),

4302

4236

==, ievent_size);

4303

#if defined(__GNUC__) and __GNUC__ >= 11

4304

#pragma GCC diagnostic pop

4305

#endif

4306

4237

g_assert_cmpint(close(pipefds[1]), ==, 0);

4307

4238

4308

4239

bool quit_now = false;

4398

4329

memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));

4399

4330

const size_t ievent_size = (sizeof(struct inotify_event)

4400

4331

+ 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"

4405

#endif

4406

4332

g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),

4407

4333

==, ievent_size);

4408

#if defined(__GNUC__) and __GNUC__ >= 11

4409

#pragma GCC diagnostic pop

4410

#endif

4411

4334

g_assert_cmpint(close(pipefds[1]), ==, 0);

4412

4335

4413

4336

bool quit_now = false;

4491

4414

memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));

4492

4415

const size_t ievent_size = (sizeof(struct inotify_event)

4493

4416

+ 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"

4498

#endif

4499

4417

g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),

4500

4418

==, ievent_size);

4501

#if defined(__GNUC__) and __GNUC__ >= 11

4502

#pragma GCC diagnostic pop

4503

#endif

4504

4419

g_assert_cmpint(close(pipefds[1]), ==, 0);

4505

4420

4506

4421

bool quit_now = false;

4583

4498

memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));

4584

4499

const size_t ievent_size = (sizeof(struct inotify_event)

4585

4500

+ 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"

4590

#endif

4591

4501

g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),

4592

4502

==, ievent_size);

4593

#if defined(__GNUC__) and __GNUC__ >= 11

4594

#pragma GCC diagnostic pop

4595

#endif

4596

4503

g_assert_cmpint(close(pipefds[1]), ==, 0);

4597

4504

4598

4505

bool quit_now = false;

4667

4574

memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));

4668

4575

const size_t ievent_size = (sizeof(struct inotify_event)

4669

4576

+ 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"

4674

#endif

4675

4577

g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),

4676

4578

==, ievent_size);

4677

#if defined(__GNUC__) and __GNUC__ >= 11

4678

#pragma GCC diagnostic pop

4679

#endif

4680

4579

g_assert_cmpint(close(pipefds[1]), ==, 0);

4681

4580

4682

4581

bool quit_now = false;

4754

4653

memcpy(ievent->name, dummy_file_name, sizeof(dummy_file_name));

4755

4654

const size_t ievent_size = (sizeof(struct inotify_event)

4756

4655

+ 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"

4761

#endif

4762

4656

g_assert_cmpint(write(pipefds[1], (char *)ievent, ievent_size),

4763

4657

==, ievent_size);

4764

#if defined(__GNUC__) and __GNUC__ >= 11

4765

#pragma GCC diagnostic pop

4766

#endif

4767

4658

g_assert_cmpint(close(pipefds[1]), ==, 0);

4768

4659

4769

4660

bool quit_now = false;

5876

5767

char write_data[PIPE_BUF];

5877

5768

{

5878

5769

/* Construct test password buffer */

5879

/* Start with + since that is what the real protocol uses */

5770

/* Start with + since that is what the real procotol uses */

5880

5771

write_data[0] = '+';

5881

5772

/* Set a special character at string end just to mark the end */

5882

5773

write_data[sizeof(write_data)-2] = 'y';

6034

5925

char *const filename = strdup("/nonexistent/socket");

6035

5926

__attribute__((cleanup(string_set_clear)))

6036

5927

string_set cancelled_filenames = {};

6037

int socketfds[2];

6038

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");

6046

return;

6047

}

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);

6053

return;

6054

}

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

6059

*/

6060

g_assert_cmpint(socketpair(PF_LOCAL, SOCK_DGRAM

6061

| SOCK_NONBLOCK | SOCK_CLOEXEC, 0,

6062

socketfds), ==, 0);

6063

ssret = send(socketfds[1], message_buffer, message_size,

6064

MSG_NOSIGNAL);

6065

error_t saved_errno = errno;

6066

g_assert_cmpint(close(socketfds[0]), ==, 0);

6067

g_assert_cmpint(close(socketfds[1]), ==, 0);

6068

6069

if(ssret < 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));

6075

return;

6076

}

6077

break;

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);

6083

return;

6084

}

6085

}

6086

g_test_message("EMSGSIZE triggered by %" PRIdMAX " bytes",

6087

(intmax_t)message_size);

6088

6089

buffer password = {

6090

.data=message_buffer,

6091

.length=message_size - 2, /* Compensate for added '+' and NUL */

6092

.allocated=message_size,

5928

const size_t oversized = 1024*1024; /* Limit seems to be 212960 */

5929

__attribute__((cleanup(cleanup_buffer)))

5930

buffer password = {

5931

.data=malloc(oversized),

5932

.length=oversized,

5933

.allocated=oversized,

6093

5934

};

5935

g_assert_nonnull(password.data);

6094

5936

if(mlock(password.data, password.allocated) != 0){

6095

5937

g_assert_true(errno == EPERM or errno == ENOMEM);

6096

5938

}

5939

/* Construct test password buffer */

5940

/* Start with + since that is what the real procotol uses */

5941

password.data[0] = '+';

5942

/* Set a special character at string end just to mark the end */

5943

password.data[oversized-3] = 'y';

5944

/* Set NUL at buffer end, as suggested by the protocol */

5945

password.data[oversized-2] = '\0';

5946

/* Fill rest of password with 'x' */

5947

memset(password.data+1, 'x', oversized-3);

6097

5948

6098

5949

__attribute__((cleanup(cleanup_queue)))

6099

5950

task_queue *queue = create_queue();

6100

5951

g_assert_nonnull(queue);

5952

int socketfds[2];

6101

5953

g_assert_cmpint(socketpair(PF_LOCAL, SOCK_DGRAM

6102

5954

| SOCK_NONBLOCK | SOCK_CLOEXEC, 0,

6103

5955

socketfds), ==, 0);

8010

7862

test_add("/parse_arguments/mixed", test_parse_arguments_mixed);

8011

7863

test_add("/queue/create", test_create_queue);

8012

7864

test_add("/queue/add", test_add_to_queue);

8013

test_add("/queue/add/overflow", test_add_to_queue_overflow);

8014

7865

test_add("/queue/has_question/empty",

8015

7866

test_queue_has_question_empty);

8016

7867

test_add("/queue/has_question/false",

8241

8092

g_option_context_set_help_enabled(context, FALSE);

8242

8093

g_option_context_set_ignore_unknown_options(context, TRUE);

8243

8094

8244

gboolean should_run_tests = FALSE;

8095

gboolean run_tests = FALSE;

8245

8096

GOptionEntry entries[] = {

8246

8097

{ "test", 0, 0, G_OPTION_ARG_NONE,

8247

&should_run_tests, "Run tests", NULL },

8098

&run_tests, "Run tests", NULL },

8248

8099

{ NULL }

8249

8100

};

8250

8101

g_option_context_add_main_entries(context, entries, NULL);

8257

8108

}

8258

8109

8259

8110

g_option_context_free(context);

8260

return should_run_tests != FALSE;

8111

return run_tests != FALSE;

8261

8112

}

8262

8263

/*

8264

Local Variables:

8265

run-tests:

8266

(lambda ()

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:

8271

(lambda (dir)

8272

(with-current-buffer (get-buffer-create "*Test*")

8273

(setq buffer-read-only nil

8274

default-directory dir)

8275

(erase-buffer)

8276

(compilation-mode))

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))))

8283

get-command-line:

8284

(lambda ()

8285

(let*

8286

((build-directory

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)

8292

build-directory)))

8293

(command

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)

8304

((file-readable-p

8305

(concat (file-name-as-directory try-directory)

8306

"Makefile")) try-directory)

8307

((funcall find-build-directory

8308

(directory-file-name (file-name-directory

8309

try-directory))

8310

base-directory)))))

8311

show-test-buffer-in-test-window:

8312

(lambda ()

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*"))))

8321

remove-test-window:

8322

(lambda ()

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)

8326

End:

8327

*/