X-Git-Url: https://wimlib.net/git/?a=blobdiff_plain;f=src%2Fwin32_replacements.c;h=0f19e891385eee4c716574af9d6b7b2e1416a942;hb=3a43b576b75aea5993dee9b6ea23f691f3dd31d9;hp=d3757a3f35ed843039e8c9f085f28a90386a9f3d;hpb=2159b8808998d2a75380ef6339147e48a39e3bae;p=wimlib

diff --git a/src/win32_replacements.c b/src/win32_replacements.c
index d3757a3f..0f19e891 100644
--- a/src/win32_replacements.c
+++ b/src/win32_replacements.c
@@ -37,6 +37,7 @@
 #include "wimlib/file_io.h"
 #include "wimlib/glob.h"
 #include "wimlib/error.h"
+#include "wimlib/wildcard.h"
 #include "wimlib/util.h"
 
 /* Replacement for POSIX fsync() */
@@ -57,7 +58,7 @@ err:
 	return -1;
 }
 
-/* Use the Win32 API to get the number of processors */
+/* Use the Win32 API to get the number of processors.  */
 unsigned
 win32_get_number_of_processors(void)
 {
@@ -66,6 +67,17 @@ win32_get_number_of_processors(void)
 	return sysinfo.dwNumberOfProcessors;
 }
 
+/* Use the Win32 API to get the amount of available memory.  */
+u64
+win32_get_avail_memory(void)
+{
+	MEMORYSTATUSEX status = {
+		.dwLength = sizeof(status),
+	};
+	GlobalMemoryStatusEx(&status);
+	return status.ullTotalPhys;
+}
+
 /* Replacement for POSIX-2008 realpath().  Warning: partial functionality only
  * (resolved_path must be NULL).   Also I highly doubt that GetFullPathName
  * really does the right thing under all circumstances. */
@@ -88,7 +100,7 @@ realpath(const wchar_t *path, wchar_t *resolved_path)
 	ret = GetFullPathNameW(path, ret, resolved_path, NULL);
 	if (!ret) {
 		err = GetLastError();
-		free(resolved_path);
+		FREE(resolved_path);
 		resolved_path = NULL;
 		goto fail_win32;
 	}
@@ -299,31 +311,6 @@ pwrite(int fd, const void *buf, size_t count, off_t offset)
 	return do_pread_or_pwrite(fd, (void*)buf, count, offset, true);
 }
 
-/* Dumb Windows implementation of writev().  It writes the vectors one at a
- * time. */
-ssize_t writev(int fd, const struct iovec *iov, int iovcnt)
-{
-	ssize_t total_bytes_written = 0;
-
-	if (iovcnt <= 0) {
-		errno = EINVAL;
-		return -1;
-	}
-	for (int i = 0; i < iovcnt; i++) {
-		ssize_t bytes_written;
-
-		bytes_written = write(fd, iov[i].iov_base, iov[i].iov_len);
-		if (bytes_written >= 0)
-			total_bytes_written += bytes_written;
-		if (bytes_written != iov[i].iov_len) {
-			if (total_bytes_written == 0)
-				total_bytes_written = -1;
-			break;
-		}
-	}
-	return total_bytes_written;
-}
-
 int
 win32_get_file_and_vol_ids(const wchar_t *path, u64 *ino_ret, u64 *dev_ret)
 {
@@ -366,6 +353,7 @@ win32_wglob(const wchar_t *pattern, int flags,
 	HANDLE hFind;
 	int ret;
 	size_t nspaces;
+	int errno_save;
 
 	const wchar_t *backslash, *end_slash;
 	size_t prefix_len;
@@ -395,9 +383,7 @@ win32_wglob(const wchar_t *pattern, int flags,
 			errno = 0;
 			return GLOB_NOMATCH;
 		} else {
-			/* The other possible error codes for FindFirstFile()
-			 * are undocumented. */
-			errno = EIO;
+			set_errno_from_win32_error(err);
 			return GLOB_ABORTED;
 		}
 	}
@@ -431,22 +417,21 @@ win32_wglob(const wchar_t *pattern, int flags,
 	} while (FindNextFileW(hFind, &dat));
 	err = GetLastError();
 	CloseHandle(hFind);
-	if (err == ERROR_NO_MORE_FILES) {
-		errno = 0;
-		return 0;
-	} else {
-		/* Other possible error codes for FindNextFile() are
-		 * undocumented */
-		errno = EIO;
+	if (err != ERROR_NO_MORE_FILES) {
+		set_errno_from_win32_error(err);
 		ret = GLOB_ABORTED;
 		goto fail_globfree;
 	}
+	return 0;
+
 oom:
 	CloseHandle(hFind);
 	errno = ENOMEM;
 	ret = GLOB_NOSPACE;
 fail_globfree:
+	errno_save = errno;
 	globfree(pglob);
+	errno = errno_save;
 	return ret;
 }
 
@@ -455,8 +440,8 @@ globfree(glob_t *pglob)
 {
 	size_t i;
 	for (i = 0; i < pglob->gl_pathc; i++)
-		free(pglob->gl_pathv[i]);
-	free(pglob->gl_pathv);
+		FREE(pglob->gl_pathv[i]);
+	FREE(pglob->gl_pathv);
 }
 
 #endif /* __WIN32__ */