mount_image.c: add fallback definitions of RENAME_* constants

[wimlib] / src / wim.c

diff --git a/src/wim.c b/src/wim.c
index ec345a9322e0d51e5fb9af5e10eee1579e050033..3a2a216a4c0db0c682be476484deacca754f438e 100644 (file)
--- a/src/wim.c
+++ b/src/wim.c
@@ -3,7 +3,7 @@
  */
 
 /*
- * Copyright (C) 2012-2016 Eric Biggers
+ * Copyright 2012-2023 Eric Biggers
  *
  * This file is free software; you can redistribute it and/or modify it under
  * the terms of the GNU Lesser General Public License as published by the Free
@@ -16,7 +16,7 @@
  * details.
  *
  * You should have received a copy of the GNU Lesser General Public License
- * along with this file; if not, see http://www.gnu.org/licenses/.
+ * along with this file; if not, see https://www.gnu.org/licenses/.
  */
 
 #ifdef HAVE_CONFIG_H
@@ -25,19 +25,21 @@
 
 #include <errno.h>
 #include <fcntl.h>
-#include <pthread.h>
 #include <stdlib.h>
+#include <sys/stat.h>
 #include <unistd.h>
 
 #include "wimlib.h"
 #include "wimlib/assert.h"
 #include "wimlib/blob_table.h"
+#include "wimlib/cpu_features.h"
 #include "wimlib/dentry.h"
 #include "wimlib/encoding.h"
 #include "wimlib/file_io.h"
 #include "wimlib/integrity.h"
 #include "wimlib/metadata.h"
 #include "wimlib/security.h"
+#include "wimlib/threads.h"
 #include "wimlib/wim.h"
 #include "wimlib/xml.h"
 #include "wimlib/win32.h"
@@ -643,11 +645,17 @@ begin_read(WIMStruct *wim, const void *wim_filename_or_fd, int open_flags)
                filedes_init(&wim->in_fd, *(const int*)wim_filename_or_fd);
                wim->in_fd.is_pipe = 1;
        } else {
+               struct stat stbuf;
+
                wimfile = wim_filename_or_fd;
                ret = open_wim_file(wimfile, &wim->in_fd);
                if (ret)
                        return ret;
 
+               /* The file size is needed for enforcing some limits later. */
+               if (fstat(wim->in_fd.fd, &stbuf) == 0)
+                       wim->file_size = stbuf.st_size;
+
                /* The absolute path to the WIM is requested so that
                 * wimlib_overwrite() still works even if the process changes
                 * its working directory.  This actually happens if a WIM is
@@ -935,8 +943,14 @@ wimlib_get_version(void)
                WIMLIB_PATCH_VERSION;
 }
 
+WIMLIBAPI const tchar *
+wimlib_get_version_string(void)
+{
+       return T(PACKAGE_VERSION);
+}
+
 static bool lib_initialized = false;
-static pthread_mutex_t lib_initialization_mutex = PTHREAD_MUTEX_INITIALIZER;
+static struct mutex lib_initialization_mutex = MUTEX_INITIALIZER;
 
 /* API function documented in wimlib.h  */
 WIMLIBAPI int
@@ -947,15 +961,13 @@ wimlib_global_init(int init_flags)
        if (lib_initialized)
                goto out;
 
-       pthread_mutex_lock(&lib_initialization_mutex);
+       mutex_lock(&lib_initialization_mutex);
 
        if (lib_initialized)
                goto out_unlock;
 
-#ifdef ENABLE_ERROR_MESSAGES
        if (!wimlib_error_file)
                wimlib_error_file = stderr;
-#endif
 
        ret = WIMLIB_ERR_INVALID_PARAM;
        if (init_flags & ~(WIMLIB_INIT_FLAG_ASSUME_UTF8 |
@@ -973,8 +985,8 @@ wimlib_global_init(int init_flags)
                            WIMLIB_INIT_FLAG_DEFAULT_CASE_INSENSITIVE))
                goto out_unlock;
 
-       xml_global_init();
-#ifdef __WIN32__
+       init_cpu_features();
+#ifdef _WIN32
        ret = win32_global_init(init_flags);
        if (ret)
                goto out_unlock;
@@ -987,7 +999,7 @@ wimlib_global_init(int init_flags)
        lib_initialized = true;
        ret = 0;
 out_unlock:
-       pthread_mutex_unlock(&lib_initialization_mutex);
+       mutex_unlock(&lib_initialization_mutex);
 out:
        return ret;
 }
@@ -999,13 +1011,12 @@ wimlib_global_cleanup(void)
        if (!lib_initialized)
                return;
 
-       pthread_mutex_lock(&lib_initialization_mutex);
+       mutex_lock(&lib_initialization_mutex);
 
        if (!lib_initialized)
                goto out_unlock;
 
-       xml_global_cleanup();
-#ifdef __WIN32__
+#ifdef _WIN32
        win32_global_cleanup();
 #endif
 
@@ -1013,5 +1024,5 @@ wimlib_global_cleanup(void)
        lib_initialized = false;
 
 out_unlock:
-       pthread_mutex_unlock(&lib_initialization_mutex);
+       mutex_unlock(&lib_initialization_mutex);
 }