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- Avoid possible seg fault when calling TRACE with NULL string pointers. 

- Fix bad side-effect of makepath on input parameters.
This commit is contained in:
Warren Baird 2003-02-19 03:43:08 +00:00 committed by Alexandre Julliard
parent 001fa26255
commit 586808fdf2
1 changed files with 15 additions and 12 deletions
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27
dlls/msvcrt/dir.c
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@ -677,37 +677,40 @@ VOID _makepath(char * path, const char * drive,
const char * extension )
{
char ch;
TRACE("got %s %s %s %s\n", drive, directory,
filename, extension);
char tmpPath[MAX_PATH];
TRACE("got %s %s %s %s\n", debugstr_a(drive), debugstr_a(directory),
debugstr_a(filename), debugstr_a(extension) );
if ( !path )
return;
path[0] = 0;
tmpPath[0] = '\0';
if (drive && drive[0])
{
path[0] = drive[0];
path[1] = ':';
path[2] = 0;
tmpPath[0] = drive[0];
tmpPath[1] = ':';
tmpPath[2] = 0;
}
if (directory && directory[0])
{
strcat(path, directory);
ch = path[strlen(path)-1];
strcat(tmpPath, directory);
ch = tmpPath[strlen(tmpPath)-1];
if (ch != '/' && ch != '\\')
strcat(path,"\\");
strcat(tmpPath,"\\");
}
if (filename && filename[0])
{
strcat(path, filename);
strcat(tmpPath, filename);
if (extension && extension[0])
{
if ( extension[0] != '.' )
strcat(path,".");
strcat(path,extension);
strcat(tmpPath,".");
strcat(tmpPath,extension);
}
}
strcpy( path, tmpPath );
TRACE("returning %s\n",path);
}