win32: Make some unused-variable warnings go away

src/daemon/daemon-conf.c

@@ -470,6 +470,10 @@ static int parse_nice_level(const char *filename, unsigned line, const char *sec
 }
 
 static int parse_rtprio(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
+#ifdef OS_IS_WIN32
+    pa_log("[%s:%u] Realtime priority not available on win32.", filename, line);
+#else
+# ifdef HAVE_SCHED_H
     pa_daemon_conf *c = data;
     int32_t rtprio;
 
@@ -478,16 +482,15 @@ static int parse_rtprio(const char *filename, unsigned line, const char *section
     pa_assert(rvalue);
     pa_assert(data);
 
-#ifndef OS_IS_WIN32
-# ifdef HAVE_SCHED_H
     if (pa_atoi(rvalue, &rtprio) < 0 || rtprio < sched_get_priority_min(SCHED_FIFO) || rtprio > sched_get_priority_max(SCHED_FIFO)) {
         pa_log("[%s:%u] Invalid realtime priority '%s'.", filename, line, rvalue);
         return -1;
     }
-# endif
-#endif
 
     c->realtime_priority = (int) rtprio;
+# endif
+#endif /* OS_IS_WIN32 */
+
     return 0;
 }
 

src/daemon/main.c

@@ -748,7 +748,9 @@ int main(int argc, char *argv[]) {
     }
 
     if (conf->daemonize) {
+#ifdef HAVE_FORK
         pid_t child;
+#endif
 
         if (pa_stdio_acquire() < 0) {
             pa_log(_("Failed to acquire stdio."));

src/modules/module-augment-properties.c

@@ -175,10 +175,10 @@ static void update_rule(struct rule *r) {
     if (stat(fn, &st) == 0)
         found = TRUE;
     else {
+#ifdef DT_DIR
         DIR *desktopfiles_dir;
         struct dirent *dir;
 
-#ifdef DT_DIR
         /* Let's try a more aggressive search, but only one level */
         if ((desktopfiles_dir = opendir(DESKTOPFILEDIR))) {
             while ((dir = readdir(desktopfiles_dir))) {

src/modules/module-cli.c

@@ -72,7 +72,9 @@ int pa__init(pa_module*m) {
     pa_iochannel *io;
     pa_modargs *ma;
     pa_bool_t exit_on_eof = FALSE;
+#ifndef OS_IS_WIN32
     int fd;
+#endif
 
     pa_assert(m);
 

src/pulse/stream.c

@@ -790,11 +790,10 @@ void pa_command_stream_event(pa_pdispatch *pd, uint32_t command, uint32_t tag, p
         goto finish;
 
     if (pa_streq(event, PA_STREAM_EVENT_FORMAT_LOST)) {
-        /* Let client know what the running time was when the stream had to be
-         * killed  */
-        pa_usec_t time;
-        if (pa_stream_get_time(s, &time) == 0)
-            pa_proplist_setf(pl, "stream-time", "%llu", (unsigned long long) time);
+        /* Let client know what the running time was when the stream had to be killed  */
+        pa_usec_t stream_time;
+        if (pa_stream_get_time(s, &stream_time) == 0)
+            pa_proplist_setf(pl, "stream-time", "%llu", (unsigned long long) stream_time);
     }
 
     if (s->event_callback)

src/pulse/timeval.c

@@ -49,6 +49,7 @@ struct timeval *pa_gettimeofday(struct timeval *tv) {
 #else
 #define EPOCHFILETIME (116444736000000000LL)
 #endif
+{
     FILETIME ft;
     LARGE_INTEGER li;
     int64_t t;
@@ -61,6 +62,7 @@ struct timeval *pa_gettimeofday(struct timeval *tv) {
     t /= 10;                /* In microseconds */
     tv->tv_sec  = (time_t) (t / PA_USEC_PER_SEC);
     tv->tv_usec = (suseconds_t) (t % PA_USEC_PER_SEC);
+}
 #elif defined(HAVE_GETTIMEOFDAY)
     pa_assert_se(gettimeofday(tv, NULL) == 0);
 #else

src/pulse/util.c

@@ -131,9 +131,9 @@ char *pa_get_host_name(char *s, size_t l) {
 }
 
 char *pa_get_home_dir(char *s, size_t l) {
-    char *e, *dir;
-
+    char *e;
 #ifdef HAVE_PWD_H
+    char *dir;
     struct passwd *r;
 #endif
 

src/pulsecore/arpa-inet.c

@@ -29,6 +29,7 @@
 
 #include <pulsecore/macro.h>
 #include <pulsecore/socket.h>
+#include <pulsecore/core-util.h>
 
 #include "arpa-inet.h"
 

src/pulsecore/cli-command.c

@@ -1574,8 +1574,10 @@ static int pa_cli_command_dump(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_b
     pa_card *card;
     pa_bool_t nl;
     uint32_t idx;
-    char txt[256];
     time_t now;
+#ifdef HAVE_CTIME_R
+    char txt[256];
+#endif
 
     pa_core_assert_ref(c);
     pa_assert(t);

src/pulsecore/core-util.c

@@ -219,7 +219,7 @@ void pa_make_fd_cloexec(int fd) {
 /** Creates a directory securely */
 int pa_make_secure_dir(const char* dir, mode_t m, uid_t uid, gid_t gid) {
     struct stat st;
-    int r, saved_errno, fd;
+    int r, saved_errno;
 
     pa_assert(dir);
 
@@ -238,6 +238,8 @@ int pa_make_secure_dir(const char* dir, mode_t m, uid_t uid, gid_t gid) {
         return -1;
 
 #if defined(HAVE_FSTAT) && !defined(OS_IS_WIN32)
+{
+    int fd;
     if ((fd = open(dir,
 #ifdef O_CLOEXEC
                    O_CLOEXEC|
@@ -276,6 +278,7 @@ int pa_make_secure_dir(const char* dir, mode_t m, uid_t uid, gid_t gid) {
 #endif
 
     pa_assert_se(pa_close(fd) >= 0);
+}
 #endif
 
 #ifdef HAVE_LSTAT
@@ -728,7 +731,7 @@ int pa_make_realtime(int rtprio) {
     pa_log_info("Successfully acquired real-time thread priority.");
     return 0;
 
-#elif _POSIX_PRIORITY_SCHEDULING
+#elif defined(_POSIX_PRIORITY_SCHEDULING)
     int p;
 
     if (set_scheduler(rtprio) >= 0) {
@@ -886,7 +889,6 @@ int pa_match(const char *expr, const char *v) {
 
 /* Try to parse a boolean string value.*/
 int pa_parse_boolean(const char *v) {
-    const char *expr;
     pa_assert(v);
 
     /* First we check language independant */
@@ -896,6 +898,8 @@ int pa_parse_boolean(const char *v) {
         return 0;
 
 #ifdef HAVE_LANGINFO_H
+{
+    const char *expr;
     /* And then we check language dependant */
     if ((expr = nl_langinfo(YESEXPR)))
         if (expr[0])
@@ -906,6 +910,7 @@ int pa_parse_boolean(const char *v) {
         if (expr[0])
             if (pa_match(expr, v) > 0)
                 return 0;
+}
 #endif
 
     errno = EINVAL;
@@ -1561,7 +1566,6 @@ static int make_random_dir_and_link(mode_t m, const char *k) {
 
 char *pa_get_runtime_dir(void) {
     char *d, *k = NULL, *p = NULL, *t = NULL, *mid;
-    struct stat st;
     mode_t m;
 
     /* The runtime directory shall contain dynamic data that needs NOT
@@ -1641,10 +1645,10 @@ char *pa_get_runtime_dir(void) {
             goto fail;
         }
 
-        /* Hmm, so this symlink is still around, make sure nobody fools
-         * us */
-
+        /* Hmm, so this symlink is still around, make sure nobody fools us */
 #ifdef HAVE_LSTAT
+{
+        struct stat st;
         if (lstat(p, &st) < 0) {
 
             if (errno != ENOENT) {
@@ -1664,6 +1668,7 @@ char *pa_get_runtime_dir(void) {
 
             pa_log_info("Hmm, runtime path exists, but points to an invalid directory. Changing runtime directory.");
         }
+}
 #endif
 
         pa_xfree(p);
@@ -2203,7 +2208,7 @@ void *pa_will_need(const void *p, size_t l) {
 #endif
     const void *a;
     size_t size;
-    int r;
+    int r = ENOTSUP;
     size_t bs;
 
     pa_assert(p);

src/pulsecore/dllmain.c

@@ -31,7 +31,7 @@
 #include <windows.h>
 #include <winsock2.h>
 
-extern pa_win32_get_toplevel(HANDLE handle);
+extern char *pa_win32_get_toplevel(HANDLE handle);
 
 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
     WSADATA data;

src/pulsecore/random.c

@@ -49,11 +49,11 @@ static int random_proper(void *ret_data, size_t length) {
 #ifdef OS_IS_WIN32
     int ret = -1;
 
+    HCRYPTPROV hCryptProv = 0;
+
     pa_assert(ret_data);
     pa_assert(length > 0);
 
-    HCRYPTPROV hCryptProv = NULL;
-
     if (CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT | CRYPT_SILENT)) {
         if(CryptGenRandom(hCryptProv, length, ret_data))
             ret = 0;

src/pulsecore/shm.c

@@ -98,8 +98,10 @@ static char *segment_name(char *fn, size_t l, unsigned id) {
 #endif
 
 int pa_shm_create_rw(pa_shm *m, size_t size, pa_bool_t shared, mode_t mode) {
+#ifdef HAVE_SHM_OPEN
     char fn[32];
     int fd = -1;
+#endif
 
     pa_assert(m);
     pa_assert(size > 0);

src/pulsecore/socket-util.c

@@ -72,8 +72,9 @@ void pa_socket_peer_to_string(int fd, char *c, size_t l) {
 #ifndef OS_IS_WIN32
     pa_assert_se(fstat(fd, &st) == 0);
 
-    if (S_ISSOCK(st.st_mode)) {
+    if (S_ISSOCK(st.st_mode))
 #endif
+    {
         union {
             struct sockaddr_storage storage;
             struct sockaddr sa;
@@ -118,10 +119,11 @@ void pa_socket_peer_to_string(int fd, char *c, size_t l) {
             }
         }
 
-#ifndef OS_IS_WIN32
         pa_snprintf(c, l, "Unknown network client");
         return;
-    } else if (S_ISCHR(st.st_mode) && (fd == 0 || fd == 1)) {
+    }
+#ifndef OS_IS_WIN32
+    else if (S_ISCHR(st.st_mode) && (fd == 0 || fd == 1)) {
         pa_snprintf(c, l, "STDIN/STDOUT client");
         return;
     }

src/pulsecore/start-child.c

@@ -45,10 +45,10 @@
 #include "start-child.h"
 
 int pa_start_child_for_read(const char *name, const char *argv1, pid_t *pid) {
+#ifdef HAVE_FORK
     pid_t child;
     int pipe_fds[2] = { -1, -1 };
 
-#ifdef HAVE_FORK
     if (pipe(pipe_fds) < 0) {
         pa_log("pipe() failed: %s", pa_cstrerror(errno));
         goto fail;
@@ -106,10 +106,10 @@ int pa_start_child_for_read(const char *name, const char *argv1, pid_t *pid) {
         execl(name, name, argv1, NULL);
         _exit(1);
     }
-#endif
 
 fail:
     pa_close_pipe(pipe_fds);
+#endif /* HAVE_FORK */
 
     return -1;
 }