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Added wild card expansion for argv.

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svn path=/trunk/; revision=2895
This commit is contained in:
Hartmut Birr 2002-04-28 22:38:11 +00:00
parent 9412a16ec8
commit 2a609b87c4
1 changed files with 85 additions and 12 deletions
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97
reactos/lib/msvcrt/misc/getargs.c
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@ -10,18 +10,95 @@ extern char **_environ;
#undef __argv
#undef __argc
char *xargv[1024];
char **__argv = xargv;
char **__argv = NULL;
int __argc = 0;
extern HANDLE hHeap;
char* strndup(char* name, int len)
{
char *s = malloc(len + 1);
if (s != NULL)
{
strncpy(s, name, len);
}
return s;
}
#define SIZE (4096 / sizeof(char*))
int add(char *name)
{
char** _new;
if ((__argc % SIZE) == 0)
{
_new = malloc(sizeof(char*) * (__argc + SIZE));
if (_new == NULL)
{
return -1;
}
if (__argv)
{
memcpy(_new, __argv, sizeof(char*) * __argc);
free(__argv);
}
__argv = _new;
}
__argv[__argc++] = name;
}
int expand(char* name)
{
char *s;
WIN32_FIND_DATA fd;
HANDLE hFile;
BOOLEAN first = TRUE;
char buffer[256];
int pos;
s = strpbrk(name, "*?");
if (s)
{
hFile = FindFirstFile(name, &fd);
if (hFile != INVALID_HANDLE_VALUE)
{
while(s != name && *s != '/' && *s != '\\')
s--;
pos = s - name;
if (*s == '/' || *s == '\\')
pos++;
strncpy(buffer, name, pos);
do
{
if (!(fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
{
strcpy(&buffer[pos], fd.cFileName);
if (add(strdup(buffer)) < 0)
{
FindClose(hFile);
return -1;
}
first = FALSE;
}
}
while(FindNextFile(hFile, &fd));
FindClose(hFile);
}
}
if (first)
{
if (add(name) < 0)
return -1;
}
else
free(name);
return 0;
}
int __getmainargs(int *argc,char ***argv,char ***env,int flag)
{
int i,afterlastspace;
DWORD version;
/* missing threading init */
i=0;
@ -31,10 +108,7 @@ int __getmainargs(int *argc,char ***argv,char ***env,int flag)
{
if (_acmdln[i]==' ')
{
__argc++;
_acmdln[i]='\0';
__argv[__argc-1] = strdup(_acmdln + afterlastspace);
_acmdln[i]=' ';
expand(strndup(_acmdln + afterlastspace, i - afterlastspace));
i++;
while (_acmdln[i]==' ')
i++;
@ -48,10 +122,9 @@ int __getmainargs(int *argc,char ***argv,char ***env,int flag)
if (_acmdln[afterlastspace] != 0)
{
__argc++;
_acmdln[i]='\0';
__argv[__argc-1] = strdup(_acmdln+afterlastspace);
expand(strndup(_acmdln+afterlastspace, i - afterlastspace));
}
HeapValidate(hHeap,0,NULL);
*argc = __argc;