tests: fix Windows build — SKIP fork-based e2e, cross-platform mkdtemp/setenv

tests/test_call.c

@@ -25,6 +25,7 @@
 #include "../lib/debug_config.h"
 #include "../lib/mem.h"
 #include "../lib/platform_compat.h"
+#include "test_utils.h"
 
 #include <sqlite3.h>
 #define OPENSSL_API_COMPAT 0x10100000L
@@ -408,8 +409,8 @@ int main(int argc, char** argv) {
     srand((unsigned)time(NULL));
 
     char dir[512]; snprintf(dir, sizeof(dir), "/tmp/utun_call_XXXXXX");
-    if (!mkdtemp(dir)) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
-    setenv("UTUN_TEST_DIR", dir, 1);
+    if (test_mkdtemp(dir) != 0) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
+    test_setenv("UTUN_TEST_DIR", dir, 1);
 
     fill_shared(56000 + (getpid() % 2000));
     write_configs(dir);

tests/test_call_headless.c

@@ -29,6 +29,7 @@
 #include "../lib/mem.h"
 #include "../lib/socket_compat.h"
 #include "../lib/platform_compat.h"
+#include "test_utils.h"
 
 #include <sqlite3.h>
 #define OPENSSL_API_COMPAT 0x10100000L
@@ -456,8 +457,8 @@ int main(int argc, char** argv) {
     srand((unsigned)time(NULL));
 
     char dir[512]; snprintf(dir, sizeof(dir), "/tmp/utun_call_hl_XXXXXX");
-    if (!mkdtemp(dir)) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
-    setenv("UTUN_TEST_DIR", dir, 1);
+    if (test_mkdtemp(dir) != 0) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
+    test_setenv("UTUN_TEST_DIR", dir, 1);
 
     fill_shared(56000 + (getpid() % 2000));
     write_configs(dir);

tests/test_chat_join.c

@@ -23,6 +23,7 @@
 #include "../lib/u_async.h"
 #include "../lib/debug_config.h"
 #include "../lib/mem.h"
+#include "test_utils.h"
 
 #include <sqlite3.h>
 #define OPENSSL_API_COMPAT 0x10100000L
@@ -558,7 +559,7 @@ int main(void) {
     srand((unsigned)time(NULL));
     printf("=== test_chat_join ===\n");
     { char t[256] = "/tmp/utun_cj_XXXXXX";
-      (void)!mkdtemp(t); snprintf(g_tdir, sizeof(g_tdir), "%s", t); }
+      (void)test_mkdtemp(t); snprintf(g_tdir, sizeof(g_tdir), "%s", t); }
 
     g_ua = uasync_create();
     if (!g_ua) { printf("FAIL: uasync_create\n"); return 1; }

tests/test_chat_join_e2e.c

@@ -38,8 +38,19 @@
 #include <string.h>
 #include <stdarg.h>
 #include <time.h>
+#ifndef _WIN32
 #include <unistd.h>
 #include <sys/wait.h>
+#endif
+
+#ifdef _WIN32
+
+int main(void) {
+    printf("[SKIP] test_chat_join_e2e — fork() not available on Windows\n");
+    return 0;
+}
+
+#else
 
 #define POLL_MS 5
 #define CH_NAME "test-channel"
@@ -481,3 +492,5 @@ int main(int argc, char** argv) {
     }
     return parent_main();
 }
+
+#endif /* !_WIN32 */

tests/test_dm_e2e.c

@@ -26,6 +26,7 @@
 #include "../lib/debug_config.h"
 #include "../lib/mem.h"
 #include "../lib/platform_compat.h"
+#include "test_utils.h"
 
 #include <sqlite3.h>
 #define OPENSSL_API_COMPAT 0x10100000L
@@ -497,8 +498,8 @@ int main(int argc, char** argv) {
     srand((unsigned)time(NULL));
 
     char dir[512]; snprintf(dir, sizeof(dir), "/tmp/utun_dm_e2e_XXXXXX");
-    if (!mkdtemp(dir)) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
-    setenv("UTUN_TEST_DIR", dir, 1);
+    if (test_mkdtemp(dir) != 0) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
+    test_setenv("UTUN_TEST_DIR", dir, 1);
 
     fill_shared(58000 + (getpid() % 2000));
     write_configs(dir);
@@ -551,8 +552,8 @@ int main(int argc, char** argv) {
 
     /* сценарий 2: отдельная топология (свежие ключи/БД) */
     char dir2[512]; snprintf(dir2, sizeof(dir2), "/tmp/utun_dm_e2e2_XXXXXX");
-    if (!mkdtemp(dir2)) { fprintf(stderr, "mkdtemp dir2 failed\n"); return 1; }
-    setenv("UTUN_TEST_DIR", dir2, 1);
+    if (test_mkdtemp(dir2) != 0) { fprintf(stderr, "mkdtemp dir2 failed\n"); return 1; }
+    test_setenv("UTUN_TEST_DIR", dir2, 1);
     fill_shared(70000 + (getpid() % 2000));
     write_configs(dir2);
 

tests/test_radio.c

@@ -26,6 +26,7 @@
 #include "../lib/debug_config.h"
 #include "../lib/mem.h"
 #include "../lib/platform_compat.h"
+#include "test_utils.h"
 
 #include <sqlite3.h>
 #define OPENSSL_API_COMPAT 0x10100000L
@@ -388,8 +389,8 @@ int main(int argc, char** argv) {
     srand((unsigned)time(NULL));
 
     char dir[512]; snprintf(dir, sizeof(dir), "/tmp/utun_radio_XXXXXX");
-    if (!mkdtemp(dir)) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
-    setenv("UTUN_TEST_DIR", dir, 1);
+    if (test_mkdtemp(dir) != 0) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
+    test_setenv("UTUN_TEST_DIR", dir, 1);
 
     fill_shared(58000 + (getpid() % 2000));
     write_configs(dir);

tests/test_radio_headless.c

@@ -27,6 +27,7 @@
 #include "../lib/mem.h"
 #include "../lib/socket_compat.h"
 #include "../lib/platform_compat.h"
+#include "test_utils.h"
 
 #include <sqlite3.h>
 #define OPENSSL_API_COMPAT 0x10100000L
@@ -415,8 +416,8 @@ int main(int argc, char** argv) {
     srand((unsigned)time(NULL));
 
     char dir[512]; snprintf(dir, sizeof(dir), "/tmp/utun_radio_hl_XXXXXX");
-    if (!mkdtemp(dir)) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
-    setenv("UTUN_TEST_DIR", dir, 1);
+    if (test_mkdtemp(dir) != 0) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
+    test_setenv("UTUN_TEST_DIR", dir, 1);
 
     fill_shared(59000 + (getpid() % 2000));
     write_configs(dir);

tests/test_radio_mesh.c

@@ -30,6 +30,7 @@
 #include "../lib/debug_config.h"
 #include "../lib/mem.h"
 #include "../lib/platform_compat.h"
+#include "test_utils.h"
 
 #include <sqlite3.h>
 #define OPENSSL_API_COMPAT 0x10100000L
@@ -418,8 +419,8 @@ int main(int argc, char** argv) {
     srand((unsigned)time(NULL));
 
     char dir[512]; snprintf(dir, sizeof(dir), "/tmp/utun_radio_mesh_XXXXXX");
-    if (!mkdtemp(dir)) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
-    setenv("UTUN_TEST_DIR", dir, 1);
+    if (test_mkdtemp(dir) != 0) { fprintf(stderr, "mkdtemp failed\n"); return 1; }
+    test_setenv("UTUN_TEST_DIR", dir, 1);
 
     fill_shared(59000 + (getpid() % 2000));
     write_configs(dir);

tests/test_utils.h

@@ -42,6 +42,12 @@ static inline int test_mkdtemp(char *template_str) {
     return -1;  // Failed after 100 attempts
 }
 
+// Cross-platform setenv for Windows (updates _environ, видим через getenv)
+static inline int test_setenv(const char *name, const char *value, int overwrite) {
+    if (!overwrite && getenv(name)) return 0;
+    return _putenv_s(name, value);   /* 0 = success, errno_t != 0 = error */
+}
+
 // Cross-platform unlink for Windows
 static inline int test_unlink(const char *path) {
     return _unlink(path);
@@ -60,6 +66,10 @@ static inline int test_mkdtemp(char *template_str) {
     return (mkdtemp(template_str) == NULL) ? -1 : 0;
 }
 
+static inline int test_setenv(const char *name, const char *value, int overwrite) {
+    return setenv(name, value, overwrite);
+}
+
 static inline int test_unlink(const char *path) {
     return unlink(path);
 }