gecko-dev/config/makecopy.c
1999-04-28 00:18:12 +00:00

168 lines
4.6 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <direct.h>
#include <sys/stat.h>
#include <io.h>
#include <fcntl.h>
static const char *prog;
void Usage(void)
{
fprintf(stderr, "makecopy: <file> <dir-path>\n");
}
void FlipSlashes(char *name)
{
int i;
/*
** Flip any "unix style slashes" into "dos style backslashes"
*/
for( i=0; name[i]; i++ ) {
if( name[i] == '/' ) name[i] = '\\';
}
}
int MakeDir( char *path )
{
char *cp, *pstr;
struct stat sb;
pstr = path;
while( cp = strchr(pstr, '\\') ) {
*cp = '\0';
if( stat(path, &sb) == 0 && (sb.st_mode & _S_IFDIR) ) {
/* sub-directory already exists.... */
} else {
/* create the new sub-directory */
printf("+++ makecopy: creating directory %s\n", path);
if( mkdir(path) < 0 ) {
return -1;
}
}
*cp = '\\';
pstr = cp+1;
}
}
int CopyIfNecessary(char *oldFile, char *newFile)
{
BY_HANDLE_FILE_INFORMATION hNewInfo;
BY_HANDLE_FILE_INFORMATION hOldInfo;
HANDLE hFile;
/* Try to open the destination file */
if ( (hFile = CreateFile(newFile, GENERIC_READ, FILE_SHARE_WRITE, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL,
NULL)) != INVALID_HANDLE_VALUE ) {
if (GetFileInformationByHandle(hFile, &hNewInfo) == FALSE) {
goto copy_file;
}
CloseHandle(hFile);
/* Try to open the source file */
if ( (hFile = CreateFile(oldFile, GENERIC_READ, FILE_SHARE_WRITE, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL,
NULL)) != INVALID_HANDLE_VALUE ) {
if (GetFileInformationByHandle(hFile, &hOldInfo) == FALSE) {
goto copy_file;
}
}
CloseHandle(hFile);
/*
** If both the source and destination were created at the same time
** and have the same size then do not copy...
*/
if ((hOldInfo.ftLastWriteTime.dwLowDateTime == hNewInfo.ftLastWriteTime.dwLowDateTime) &&
(hOldInfo.ftLastWriteTime.dwHighDateTime == hNewInfo.ftLastWriteTime.dwHighDateTime) &&
(hOldInfo.nFileSizeLow == hNewInfo.nFileSizeLow) &&
(hOldInfo.nFileSizeHigh == hNewInfo.nFileSizeHigh)) {
return 0;
}
}
copy_file:
printf("+++ makecopy: Installing %s into %s\n", oldFile, newFile);
if( ! CopyFile(oldFile, newFile, FALSE) ) {
return 1;
}
return 0;
}
int main( int argc, char *argv[] )
{
char old_path[4096];
char new_path[4096];
char *oldFileName; /* points to where file name starts in old_path */
char *newFileName; /* points to where file name starts in new_path */
WIN32_FIND_DATA findFileData;
HANDLE hFindFile;
int rv;
if( argc != 3 ) {
Usage();
return 2;
}
strcpy(old_path, argv[1]);
FlipSlashes(old_path);
oldFileName = strrchr(old_path, '\\');
if (oldFileName) {
oldFileName++;
} else {
oldFileName = old_path;
}
sprintf(new_path, "%s\\", argv[2]);
FlipSlashes(new_path);
newFileName = new_path + strlen(new_path);
if( MakeDir(new_path) < 0 ) {
fprintf(stderr, "\n+++ makecopy: unable to create directory %s\n", new_path);
return 1;
}
hFindFile = FindFirstFile(old_path, &findFileData);
if (hFindFile == INVALID_HANDLE_VALUE) {
fprintf(stderr, "\n+++ makecopy: no such file: %s\n", argv[1]);
return 1;
}
do {
strcpy(oldFileName, findFileData.cFileName);
strcpy(newFileName, findFileData.cFileName);
rv = CopyIfNecessary(old_path, new_path);
if (rv != 0) {
break;
}
} while (FindNextFile(hFindFile, &findFileData) != 0);
FindClose(hFindFile);
return rv;
}