Configure feature test macros in meson

Refs #2807 <https://github.com/Genymobile/scrcpy/pull/2807>

Co-authored-by: RipleyTom <RipleyTom@users.noreply.github.com>

app/meson.build

@@ -44,11 +44,19 @@ if host_machine.system() == 'windows'
         'src/sys/win/file.c',
         'src/sys/win/process.c',
     ]
+    add_project_arguments('-D_WIN32_WINNT=0x0600', language: 'c')
+    add_project_arguments('-DWINVER=0x0600', language: 'c')
 else
     src += [
         'src/sys/unix/file.c',
         'src/sys/unix/process.c',
     ]
+    add_project_arguments('-D_POSIX_C_SOURCE=200809L', language: 'c')
+    add_project_arguments('-D_XOPEN_SOURCE=700', language: 'c')
+    add_project_arguments('-D_GNU_SOURCE', language: 'c')
+    if host_machine.system() == 'darwin'
+        add_project_arguments('-D_DARWIN_C_SOURCE', language: 'c')
+    endif
 endif
 
 v4l2_support = host_machine.system() == 'linux'

app/src/adb.c

@@ -112,7 +112,7 @@ show_adb_err_msg(enum sc_process_result err, const char *const argv[]) {
 
 static sc_pid
 adb_execute_p(const char *serial, const char *const adb_cmd[],
-              size_t len, unsigned inherit, sc_pipe *pout) {
+              size_t len, sc_pipe *pout) {
     int i;
     sc_pid pid;
 
@@ -133,7 +133,7 @@ adb_execute_p(const char *serial, const char *const adb_cmd[],
     memcpy(&argv[i], adb_cmd, len * sizeof(const char *));
     argv[len + i] = NULL;
     enum sc_process_result r =
-        sc_process_execute_p(argv, &pid, inherit, NULL, pout, NULL);
+        sc_process_execute_p(argv, &pid, NULL, pout, NULL);
     if (r != SC_PROCESS_SUCCESS) {
         show_adb_err_msg(r, argv);
         pid = SC_PROCESS_NONE;
@@ -144,54 +144,50 @@ adb_execute_p(const char *serial, const char *const adb_cmd[],
 }
 
 sc_pid
-adb_execute(const char *serial, const char *const adb_cmd[], size_t len,
-            unsigned inherit) {
-    return adb_execute_p(serial, adb_cmd, len, inherit, NULL);
+adb_execute(const char *serial, const char *const adb_cmd[], size_t len) {
+    return adb_execute_p(serial, adb_cmd, len, NULL);
 }
 
 static sc_pid
 adb_exec_forward(const char *serial, uint16_t local_port,
-                 const char *device_socket_name, unsigned inherit) {
+                 const char *device_socket_name) {
     char local[4 + 5 + 1]; // tcp:PORT
     char remote[108 + 14 + 1]; // localabstract:NAME
     sprintf(local, "tcp:%" PRIu16, local_port);
     snprintf(remote, sizeof(remote), "localabstract:%s", device_socket_name);
     const char *const adb_cmd[] = {"forward", local, remote};
-    return adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd), inherit);
+    return adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd));
 }
 
 static sc_pid
-adb_exec_forward_remove(const char *serial, uint16_t local_port,
-                        unsigned inherit) {
+adb_exec_forward_remove(const char *serial, uint16_t local_port) {
     char local[4 + 5 + 1]; // tcp:PORT
     sprintf(local, "tcp:%" PRIu16, local_port);
     const char *const adb_cmd[] = {"forward", "--remove", local};
-    return adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd), inherit);
+    return adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd));
 }
 
 static sc_pid
 adb_exec_reverse(const char *serial, const char *device_socket_name,
-                 uint16_t local_port, unsigned inherit) {
+                 uint16_t local_port) {
     char local[4 + 5 + 1]; // tcp:PORT
     char remote[108 + 14 + 1]; // localabstract:NAME
     sprintf(local, "tcp:%" PRIu16, local_port);
     snprintf(remote, sizeof(remote), "localabstract:%s", device_socket_name);
     const char *const adb_cmd[] = {"reverse", remote, local};
-    return adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd), inherit);
+    return adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd));
 }
 
 static sc_pid
-adb_exec_reverse_remove(const char *serial, const char *device_socket_name,
-                        unsigned inherit) {
+adb_exec_reverse_remove(const char *serial, const char *device_socket_name) {
     char remote[108 + 14 + 1]; // localabstract:NAME
     snprintf(remote, sizeof(remote), "localabstract:%s", device_socket_name);
     const char *const adb_cmd[] = {"reverse", "--remove", remote};
-    return adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd), inherit);
+    return adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd));
 }
 
 static sc_pid
-adb_exec_push(const char *serial, const char *local, const char *remote,
-              unsigned inherit) {
+adb_exec_push(const char *serial, const char *local, const char *remote) {
 #ifdef __WINDOWS__
     // Windows will parse the string, so the paths must be quoted
     // (see sys/win/command.c)
@@ -207,7 +203,7 @@ adb_exec_push(const char *serial, const char *local, const char *remote,
 #endif
 
     const char *const adb_cmd[] = {"push", local, remote};
-    sc_pid pid = adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd), inherit);
+    sc_pid pid = adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd));
 
 #ifdef __WINDOWS__
     free((void *) remote);
@@ -218,7 +214,7 @@ adb_exec_push(const char *serial, const char *local, const char *remote,
 }
 
 static sc_pid
-adb_exec_install(const char *serial, const char *local, unsigned inherit) {
+adb_exec_install(const char *serial, const char *local) {
 #ifdef __WINDOWS__
     // Windows will parse the string, so the local name must be quoted
     // (see sys/win/command.c)
@@ -229,7 +225,7 @@ adb_exec_install(const char *serial, const char *local, unsigned inherit) {
 #endif
 
     const char *const adb_cmd[] = {"install", "-r", local};
-    sc_pid pid = adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd), inherit);
+    sc_pid pid = adb_execute(serial, adb_cmd, ARRAY_LEN(adb_cmd));
 
 #ifdef __WINDOWS__
     free((void *) local);
@@ -239,62 +235,58 @@ adb_exec_install(const char *serial, const char *local, unsigned inherit) {
 }
 
 static sc_pid
-adb_exec_get_serialno(unsigned inherit, sc_pipe *pout) {
+adb_exec_get_serialno(sc_pipe *pout) {
     const char *const adb_cmd[] = {"get-serialno"};
-    return adb_execute_p(NULL, adb_cmd, ARRAY_LEN(adb_cmd), inherit, pout);
+    return adb_execute_p(NULL, adb_cmd, ARRAY_LEN(adb_cmd), pout);
 }
 
 bool
 adb_forward(struct sc_intr *intr, const char *serial, uint16_t local_port,
-            const char *device_socket_name, unsigned inherit) {
-    sc_pid pid =
-        adb_exec_forward(serial, local_port, device_socket_name, inherit);
+            const char *device_socket_name) {
+    sc_pid pid = adb_exec_forward(serial, local_port, device_socket_name);
     return sc_process_check_success_intr(intr, pid, "adb forward", true);
 }
 
 bool
 adb_forward_remove(struct sc_intr *intr, const char *serial,
-                   uint16_t local_port, unsigned inherit) {
-    sc_pid pid = adb_exec_forward_remove(serial, local_port, inherit);
+                   uint16_t local_port) {
+    sc_pid pid = adb_exec_forward_remove(serial, local_port);
     return sc_process_check_success_intr(intr, pid, "adb forward --remove",
                                          true);
 }
 
 bool
 adb_reverse(struct sc_intr *intr, const char *serial,
-            const char *device_socket_name, uint16_t local_port,
-            unsigned inherit) {
-    sc_pid pid =
-        adb_exec_reverse(serial, device_socket_name, local_port, inherit);
+            const char *device_socket_name, uint16_t local_port) {
+    sc_pid pid = adb_exec_reverse(serial, device_socket_name, local_port);
     return sc_process_check_success_intr(intr, pid, "adb reverse", true);
 }
 
 bool
 adb_reverse_remove(struct sc_intr *intr, const char *serial,
-                   const char *device_socket_name, unsigned inherit) {
-    sc_pid pid = adb_exec_reverse_remove(serial, device_socket_name, inherit);
+                   const char *device_socket_name) {
+    sc_pid pid = adb_exec_reverse_remove(serial, device_socket_name);
     return sc_process_check_success_intr(intr, pid, "adb reverse --remove",
                                          true);
 }
 
 bool
 adb_push(struct sc_intr *intr, const char *serial, const char *local,
-         const char *remote, unsigned inherit) {
-    sc_pid pid = adb_exec_push(serial, local, remote, inherit);
+         const char *remote) {
+    sc_pid pid = adb_exec_push(serial, local, remote);
     return sc_process_check_success_intr(intr, pid, "adb push", true);
 }
 
 bool
-adb_install(struct sc_intr *intr, const char *serial, const char *local,
-            unsigned inherit) {
-    sc_pid pid = adb_exec_install(serial, local, inherit);
+adb_install(struct sc_intr *intr, const char *serial, const char *local) {
+    sc_pid pid = adb_exec_install(serial, local);
     return sc_process_check_success_intr(intr, pid, "adb install", true);
 }
 
 char *
-adb_get_serialno(struct sc_intr *intr, unsigned inherit) {
+adb_get_serialno(struct sc_intr *intr) {
     sc_pipe pout;
-    sc_pid pid = adb_exec_get_serialno(inherit, &pout);
+    sc_pid pid = adb_exec_get_serialno(&pout);
     if (pid == SC_PROCESS_NONE) {
         LOGE("Could not execute \"adb get-serialno\"");
         return NULL;

app/src/adb.h

@@ -9,33 +9,30 @@
 #include "util/intr.h"
 
 sc_pid
-adb_execute(const char *serial, const char *const adb_cmd[], size_t len,
-            unsigned inherit);
+adb_execute(const char *serial, const char *const adb_cmd[], size_t len);
 
 bool
 adb_forward(struct sc_intr *intr, const char *serial, uint16_t local_port,
-            const char *device_socket_name, unsigned inherit);
+            const char *device_socket_name);
 
 bool
 adb_forward_remove(struct sc_intr *intr, const char *serial,
-                   uint16_t local_port, unsigned inherit);
+                   uint16_t local_port);
 
 bool
 adb_reverse(struct sc_intr *intr, const char *serial,
-            const char *device_socket_name, uint16_t local_port,
-            unsigned inherit);
+            const char *device_socket_name, uint16_t local_port);
 
 bool
 adb_reverse_remove(struct sc_intr *intr, const char *serial,
-                   const char *device_socket_name, unsigned inherit);
+                   const char *device_socket_name);
 
 bool
 adb_push(struct sc_intr *intr, const char *serial, const char *local,
-         const char *remote, unsigned inherit);
+         const char *remote);
 
 bool
-adb_install(struct sc_intr *intr, const char *serial, const char *local,
-            unsigned inherit);
+adb_install(struct sc_intr *intr, const char *serial, const char *local);
 
 /**
  * Execute `adb get-serialno`
@@ -43,6 +40,6 @@ adb_install(struct sc_intr *intr, const char *serial, const char *local,
  * Return the result, to be freed by the caller, or NULL on error.
  */
 char *
-adb_get_serialno(struct sc_intr *intr, unsigned inherit);
+adb_get_serialno(struct sc_intr *intr);
 
 #endif

app/src/adb_tunnel.c

@@ -20,7 +20,7 @@ enable_tunnel_reverse_any_port(struct sc_adb_tunnel *tunnel,
                                struct sc_port_range port_range) {
     uint16_t port = port_range.first;
     for (;;) {
-        if (!adb_reverse(intr, serial, SC_SOCKET_NAME, port, SC_STDERR)) {
+        if (!adb_reverse(intr, serial, SC_SOCKET_NAME, port)) {
             // the command itself failed, it will fail on any port
             return false;
         }
@@ -51,7 +51,7 @@ enable_tunnel_reverse_any_port(struct sc_adb_tunnel *tunnel,
         }
 
         // failure, disable tunnel and try another port
-        if (!adb_reverse_remove(intr, serial, SC_SOCKET_NAME, SC_STDERR)) {
+        if (!adb_reverse_remove(intr, serial, SC_SOCKET_NAME)) {
             LOGW("Could not remove reverse tunnel on port %" PRIu16, port);
         }
 
@@ -81,7 +81,7 @@ enable_tunnel_forward_any_port(struct sc_adb_tunnel *tunnel,
 
     uint16_t port = port_range.first;
     for (;;) {
-        if (adb_forward(intr, serial, port, SC_SOCKET_NAME, SC_STDERR)) {
+        if (adb_forward(intr, serial, port, SC_SOCKET_NAME)) {
             // success
             tunnel->local_port = port;
             tunnel->enabled = true;
@@ -146,9 +146,9 @@ sc_adb_tunnel_close(struct sc_adb_tunnel *tunnel, struct sc_intr *intr,
 
     bool ret;
     if (tunnel->forward) {
-        ret = adb_forward_remove(intr, serial, tunnel->local_port, SC_STDERR);
+        ret = adb_forward_remove(intr, serial, tunnel->local_port);
     } else {
-        ret = adb_reverse_remove(intr, serial, SC_SOCKET_NAME, SC_STDERR);
+        ret = adb_reverse_remove(intr, serial, SC_SOCKET_NAME);
 
         assert(tunnel->server_socket != SC_SOCKET_NONE);
         if (!net_close(tunnel->server_socket)) {

app/src/compat.h

@@ -1,13 +1,6 @@
 #ifndef COMPAT_H
 #define COMPAT_H
 
-#define _POSIX_C_SOURCE 200809L
-#define _XOPEN_SOURCE 700
-#define _GNU_SOURCE
-#ifdef __APPLE__
-# define _DARWIN_C_SOURCE
-#endif
-
 #include <libavformat/version.h>
 #include <SDL2/SDL_version.h>
 

app/src/file_handler.c

@@ -128,8 +128,7 @@ run_file_handler(void *data) {
 
         if (req.action == ACTION_INSTALL_APK) {
             LOGI("Installing %s...", req.file);
-            bool ok =
-                adb_install(intr, serial, req.file, SC_STDOUT | SC_STDERR);
+            bool ok = adb_install(intr, serial, req.file);
             if (ok) {
                 LOGI("%s successfully installed", req.file);
             } else {
@@ -137,8 +136,7 @@ run_file_handler(void *data) {
             }
         } else {
             LOGI("Pushing %s...", req.file);
-            bool ok = adb_push(intr, serial, req.file, push_target,
-                               SC_STDOUT | SC_STDERR);
+            bool ok = adb_push(intr, serial, req.file, push_target);
             if (ok) {
                 LOGI("%s successfully pushed to %s", req.file, push_target);
             } else {

app/src/server.c

@@ -112,8 +112,7 @@ push_server(struct sc_intr *intr, const char *serial) {
         free(server_path);
         return false;
     }
-    bool ok = adb_push(intr, serial, server_path, SC_DEVICE_SERVER_PATH,
-                       SC_STDERR);
+    bool ok = adb_push(intr, serial, server_path, SC_DEVICE_SERVER_PATH);
     free(server_path);
     return ok;
 }
@@ -199,8 +198,7 @@ execute_server(struct sc_server *server,
     //     Port: 5005
     // Then click on "Debug"
 #endif
-    // Inherit both stdout and stderr (all server logs are printed to stdout)
-    return adb_execute(serial, cmd, ARRAY_LEN(cmd), SC_STDOUT | SC_STDERR);
+    return adb_execute(serial, cmd, ARRAY_LEN(cmd));
 }
 
 static bool
@@ -432,7 +430,7 @@ sc_server_fill_serial(struct sc_server *server) {
     // device/emulator" error)
     if (!server->params.serial) {
         // The serial is owned by sc_server_params, and will be freed on destroy
-        server->params.serial = adb_get_serialno(&server->intr, SC_STDERR);
+        server->params.serial = adb_get_serialno(&server->intr);
         if (!server->params.serial) {
             LOGE("Could not get device serial");
             return false;
@@ -459,8 +457,6 @@ run_server(void *data) {
         goto error_connection_failed;
     }
 
-    LOGI("Server pushed");
-
     ok = sc_adb_tunnel_open(&server->tunnel, &server->intr, params->serial,
                             params->port_range, params->force_adb_forward);
     if (!ok) {

app/src/sys/unix/process.c

@@ -11,16 +11,8 @@
 #include "util/log.h"
 
 enum sc_process_result
-sc_process_execute_p(const char *const argv[], sc_pid *pid, unsigned inherit,
+sc_process_execute_p(const char *const argv[], sc_pid *pid,
                      int *pin, int *pout, int *perr) {
-    bool inherit_stdout = inherit & SC_STDOUT;
-    bool inherit_stderr = inherit & SC_STDERR;
-
-    // If pout is defined, then inherit MUST NOT contain SC_STDOUT.
-    assert(!pout || !inherit_stdout);
-    // If perr is defined, then inherit MUST NOT contain SC_STDERR.
-    assert(!perr || !inherit_stderr);
-
     int in[2];
     int out[2];
     int err[2];
@@ -98,31 +90,20 @@ sc_process_execute_p(const char *const argv[], sc_pid *pid, unsigned inherit,
             }
             close(in[1]);
         }
-        // Do not close stdin in the child process, this makes adb fail on
-        // Linux
-
         if (pout) {
             if (out[1] != STDOUT_FILENO) {
                 dup2(out[1], STDOUT_FILENO);
                 close(out[1]);
             }
             close(out[0]);
-        } else if (!inherit_stdout) {
-            // Close stdout in the child process
-            close(STDOUT_FILENO);
         }
-
         if (perr) {
             if (err[1] != STDERR_FILENO) {
                 dup2(err[1], STDERR_FILENO);
                 close(err[1]);
             }
             close(err[0]);
-        } else if (!inherit_stderr) {
-            // Close stderr in the child process
-            close(STDERR_FILENO);
         }
-
         close(internal[0]);
         enum sc_process_result err;
         if (fcntl(internal[1], F_SETFD, FD_CLOEXEC) == 0) {

app/src/sys/win/process.c

@@ -1,6 +1,3 @@
-// <https://devblogs.microsoft.com/oldnewthing/20111216-00/?p=8873>
-#define _WIN32_WINNT 0x0600 // For extended process API
-
 #include "util/process.h"
 
 #include <processthreadsapi.h>
@@ -27,22 +24,12 @@ build_cmd(char *cmd, size_t len, const char *const argv[]) {
 }
 
 enum sc_process_result
-sc_process_execute_p(const char *const argv[], HANDLE *handle, unsigned inherit,
+sc_process_execute_p(const char *const argv[], HANDLE *handle,
                      HANDLE *pin, HANDLE *pout, HANDLE *perr) {
-    bool inherit_stdout = inherit & SC_STDOUT;
-    bool inherit_stderr = inherit & SC_STDERR;
-
-    // If pout is defined, then inherit MUST NOT contain SC_STDOUT.
-    assert(!pout || !inherit_stdout);
-    // If perr is defined, then inherit MUST NOT contain SC_STDERR.
-    assert(!perr || !inherit_stderr);
+    enum sc_process_result ret = SC_PROCESS_ERROR_GENERIC;
 
     // Add 1 per non-NULL pointer
-    unsigned handle_count = !!pin
-                          + (pout || inherit_stdout)
-                          + (perr || inherit_stderr);
-
-    enum sc_process_result ret = SC_PROCESS_ERROR_GENERIC;
+    unsigned handle_count = !!pin + !!pout + !!perr;
 
     SECURITY_ATTRIBUTES sa;
     sa.nLength = sizeof(SECURITY_ATTRIBUTES);
@@ -90,25 +77,16 @@ sc_process_execute_p(const char *const argv[], HANDLE *handle, unsigned inherit,
     HANDLE handles[3];
 
     LPPROC_THREAD_ATTRIBUTE_LIST lpAttributeList = NULL;
-    // Must be set even if handle_count == 0, so that stdin, stdout and stderr
-    // are NOT inherited in that case
-    si.StartupInfo.dwFlags = STARTF_USESTDHANDLES;
-
     if (handle_count) {
-        unsigned i = 0;
+        si.StartupInfo.dwFlags = STARTF_USESTDHANDLES;
         if (pin) {
             si.StartupInfo.hStdInput = stdin_read_handle;
-            handles[i++] = si.StartupInfo.hStdInput;
         }
-        if (pout || inherit_stdout) {
-            si.StartupInfo.hStdOutput = pout ? stdout_write_handle
-                                             : GetStdHandle(STD_OUTPUT_HANDLE);
-            handles[i++] = si.StartupInfo.hStdOutput;
+        if (pout) {
+            si.StartupInfo.hStdOutput = stdout_write_handle;
         }
-        if (perr || inherit_stderr) {
-            si.StartupInfo.hStdError = perr ? stderr_write_handle
-                                            : GetStdHandle(STD_ERROR_HANDLE);
-            handles[i++] = si.StartupInfo.hStdError;
+        if (perr) {
+            si.StartupInfo.hStdError = stderr_write_handle;
         }
 
         SIZE_T size;
@@ -131,6 +109,17 @@ sc_process_execute_p(const char *const argv[], HANDLE *handle, unsigned inherit,
             goto error_close_stderr;
         }
 
+        // Explicitly pass the HANDLEs that must be inherited
+        unsigned i = 0;
+        if (pin) {
+            handles[i++] = stdin_read_handle;
+        }
+        if (pout) {
+            handles[i++] = stdout_write_handle;
+        }
+        if (perr) {
+            handles[i++] = stderr_write_handle;
+        }
         ok = UpdateProcThreadAttribute(lpAttributeList, 0,
                                        PROC_THREAD_ATTRIBUTE_HANDLE_LIST,
                                        handles, handle_count * sizeof(HANDLE),

app/src/util/process.c

@@ -5,8 +5,8 @@
 #include "log.h"
 
 enum sc_process_result
-sc_process_execute(const char *const argv[], sc_pid *pid, unsigned inherit) {
-    return sc_process_execute_p(argv, pid, inherit, NULL, NULL, NULL);
+sc_process_execute(const char *const argv[], sc_pid *pid) {
+    return sc_process_execute_p(argv, pid, NULL, NULL, NULL);
 }
 
 bool

app/src/util/process.h

@@ -67,31 +67,20 @@ enum sc_process_result {
     SC_PROCESS_ERROR_MISSING_BINARY,
 };
 
-#define SC_STDOUT (1 << 0)
-#define SC_STDERR (1 << 1)
-
 /**
  * Execute the command and write the process id to `pid`
- *
- * The parameter `inherit` is a OR of any of SC_STDOUT and SC_STDERR. It
- * indicates if stdout and stderr must be inherited from the scrcpy process (in
- * other words, if the process must output to the scrcpy console).
  */
 enum sc_process_result
-sc_process_execute(const char *const argv[], sc_pid *pid, unsigned inherit);
+sc_process_execute(const char *const argv[], sc_pid *pid);
 
 /**
  * Execute the command and write the process id to `pid`
  *
  * If not NULL, provide a pipe for stdin (`pin`), stdout (`pout`) and stderr
  * (`perr`).
- *
- * The parameter `inherit` has the same semantics as in `sc_process_execute()`.
- * If `pout` is not NULL, then `inherit` MUST NOT contain SC_STDOUT.
- * If `perr` is not NULL, then `inherit` MUST NOT contain SC_STDERR.
  */
 enum sc_process_result
-sc_process_execute_p(const char *const argv[], sc_pid *pid, unsigned inherit,
+sc_process_execute_p(const char *const argv[], sc_pid *pid,
                      sc_pipe *pin, sc_pipe *pout, sc_pipe *perr);
 
 /**