Remove MinGW support code

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>

contents.c

@@ -30,10 +30,6 @@
 #include "extent.h"
 #include "indirect.h"
 
-#ifdef USE_MINGW
-#define S_IFLNK 0  /* used by make_link, not needed under mingw */
-#endif
-
 static struct block_allocation* saved_allocation_head = NULL;
 
 struct block_allocation* get_saved_allocation_chain() {

ext4_utils.c

@@ -29,12 +29,8 @@
 #include <stddef.h>
 #include <string.h>
 
-#ifdef USE_MINGW
-#include <winsock2.h>
-#else
 #include <arpa/inet.h>
 #include <sys/ioctl.h>
-#endif
 
 #if defined(__linux__)
 #include <linux/fs.h>
@@ -443,16 +439,12 @@ u64 get_block_device_size(int fd)
 
 int is_block_device_fd(int fd)
 {
-#ifdef USE_MINGW
-	return 0;
-#else
 	struct stat st;
 	int ret = fstat(fd, &st);
 	if (ret < 0)
 		return 0;
 
 	return S_ISBLK(st.st_mode);
-#endif
 }
 
 u64 get_file_size(int fd)

ext4fixup.c

@@ -24,13 +24,10 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/types.h>
+#include <sys/mman.h>
 #include <fcntl.h>
 #include <unistd.h>
 
-#ifndef USE_MINGW
-#include <sys/mman.h>
-#endif
-
 #if defined(__APPLE__) && defined(__MACH__)
 #define lseek64 lseek
 #define off64_t off_t

libsparse/output_file.c

@@ -699,39 +699,16 @@ int write_fd_chunk(struct output_file *out, unsigned int len,
 	aligned_diff = offset - aligned_offset;
 	buffer_size = len + aligned_diff;
 
-#ifndef USE_MINGW
 	char *data = mmap64(NULL, buffer_size, PROT_READ, MAP_SHARED, fd,
 			aligned_offset);
 	if (data == MAP_FAILED) {
 		return -errno;
 	}
 	ptr = data + aligned_diff;
-#else
-	off64_t pos;
-	char *data = malloc(len);
-	if (!data) {
-		return -errno;
-	}
-	pos = lseek64(fd, offset, SEEK_SET);
-	if (pos < 0) {
-                free(data);
-		return -errno;
-	}
-	ret = read_all(fd, data, len);
-	if (ret < 0) {
-                free(data);
-		return ret;
-	}
-	ptr = data;
-#endif
 
 	ret = out->sparse_ops->write_data_chunk(out, len, ptr);
 
-#ifndef USE_MINGW
 	munmap(data, buffer_size);
-#else
-	free(data);
-#endif
 
 	return ret;
 }

libsparse/sparse_read.c

@@ -78,12 +78,9 @@ static void verbose_error(bool verbose, int err, const char *fmt, ...)
 		s = " at ";
 	}
 	if (verbose) {
-#ifndef USE_MINGW
 		if (err == -EOVERFLOW) {
 			sparse_print_verbose("EOF while reading file%s%s\n", s, at);
-		} else
-#endif
-		if (err == -EINVAL) {
+		} else if (err == -EINVAL) {
 			sparse_print_verbose("Invalid sparse file format%s%s\n", s, at);
 		} else if (err == -ENOMEM) {
 			sparse_print_verbose("Failed allocation while reading file%s%s\n",

make_ext4fs.c

@@ -66,7 +66,6 @@ static u32 build_default_directory_structure(const char *dir_path)
 	return root_inode;
 }
 
-#ifndef USE_MINGW
 /* Read a local directory and create the same tree in the generated filesystem.
    Calls itself recursively with each directory in the given directory.
    full_path is an absolute or relative path, with a trailing slash, to the
@@ -255,7 +254,6 @@ static u32 build_directory_structure(const char *full_path, const char *dir_path
 	free(dentries);
 	return inode;
 }
-#endif
 
 static u32 compute_block_size()
 {
@@ -522,17 +520,11 @@ int make_ext4fs_internal(int fd, const char *_directory,
 	if (info.feat_compat & EXT4_FEATURE_COMPAT_RESIZE_INODE)
 		ext4_create_resize_inode();
 
-#ifdef USE_MINGW
-	// Windows needs only 'create an empty fs image' functionality
-	assert(!directory);
-	root_inode_num = build_default_directory_structure(mountpoint);
-#else
 	if (directory)
 		root_inode_num = build_directory_structure(directory, mountpoint, 0,
 			fs_config_func, verbose, fixed_time);
 	else
 		root_inode_num = build_default_directory_structure(mountpoint);
-#endif
 
 	root_mode = S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
 	inode_set_permissions(root_inode_num, root_mode, 0, 0, 0);

sha1.c

@@ -17,9 +17,7 @@
 
 #define SHA1HANDSOFF		/* Copies data before messing with it. */
 
-#ifndef USE_MINGW
 #include <sys/cdefs.h>
-#endif
 #include <sys/types.h>
 #include <assert.h>
 #include <string.h>

sha1.h

@@ -10,19 +10,8 @@
 #define	_SYS_SHA1_H_
 
 #include <sys/types.h>
-#include <stdint.h>
-
-#ifdef USE_MINGW
-typedef unsigned char u_char;
-typedef unsigned int uint32_t;
-typedef unsigned int u_int32_t;
-typedef unsigned int u_int;
-
-#define __BEGIN_DECLS
-#define __END_DECLS
-#else
 #include <sys/cdefs.h>
-#endif
+#include <stdint.h>
 
 #define SHA1_DIGEST_LENGTH		20
 #define SHA1_DIGEST_STRING_LENGTH	41

uuid.c

@@ -16,11 +16,7 @@
 
 #include <string.h>
 
-#ifdef USE_MINGW
-#include <winsock2.h>
-#else
 #include <arpa/inet.h>
-#endif
 
 #include "ext4_utils.h"
 #include "sha1.h"