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nullterm correct string in strndup

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nullterm argv list
reformat


svn path=/trunk/; revision=18406
This commit is contained in:
Gunnar Dalsnes 2005-10-11 03:23:01 +00:00
parent aa105de9d7
commit 75e85af499
1 changed files with 129 additions and 103 deletions
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232
reactos/lib/crt/misc/getargs.c
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@ -16,128 +16,153 @@ char**__argv = NULL;
wchar_t**__wargv = NULL;
int __argc = 0;
extern wchar_t **__winitenv;
extern HANDLE hHeap;
char* strndup(char* name, int len)
{
char *s = malloc(len + 1);
if (s != NULL) {
strncpy(s, name, len);
name[len] = 0;
}
return s;
char *s = malloc(len + 1);
if (s != NULL)
{
memcpy(s, name, len);
s[len] = 0;
}
return s;
}
#define SIZE (4096 / sizeof(char*))
int add(char* name)
int add
(char* name)
{
char** _new;
if ((__argc % SIZE) == 0) {
if (__argv == NULL)
_new = malloc(sizeof(char*) * SIZE);
else
_new = realloc(__argv, sizeof(char*) * (__argc + SIZE));
if (_new == NULL)
return -1;
__argv = _new;
}
__argv[__argc++] = name;
return 0;
char** _new;
if ((__argc % SIZE) == 0)
{
if (__argv == NULL)
_new = malloc(sizeof(char*) * (1 + SIZE));
else
_new = realloc(__argv, sizeof(char*) * (__argc + 1 + SIZE));
if (_new == NULL)
return -1;
__argv = _new;
}
__argv[__argc++] = name;
__argv[__argc] = NULL;
return 0;
}
int expand(char* name, int flag)
int expand(char* name, int expand_wildcards)
{
char* s;
WIN32_FIND_DATAA fd;
HANDLE hFile;
BOOLEAN first = TRUE;
char buffer[256];
int pos;
char* s;
WIN32_FIND_DATAA fd;
HANDLE hFile;
BOOLEAN first = TRUE;
char buffer[256];
int pos;
s = strpbrk(name, "*?");
if (s && flag) {
hFile = FindFirstFileA(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;
}
if (expand_wildcards && (s = strpbrk(name, "*?")))
{
hFile = FindFirstFileA(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(FindNextFileA(hFile, &fd));
FindClose(hFile);
}
}
if (first) {
if (add(name) < 0)
return -1;
}
else
free(name);
return 0;
}
while(FindNextFileA(hFile, &fd));
FindClose(hFile);
}
}
if (first)
{
if (add
(name) < 0)
return -1;
}
else
free(name);
return 0;
}
/*
* @unimplemented
*/
int __getmainargs(int* argc, char*** argv, char*** env, int flag)
void __getmainargs(int* argc, char*** argv, char*** env, int expand_wildcards, int* new_mode)
{
int i, afterlastspace, ignorespace, len, doexpand;
int i, afterlastspace, ignorespace, len, doexpand;
/* missing threading init */
/* missing threading init */
i = 0;
afterlastspace = 0;
ignorespace = 0;
doexpand = flag;
i = 0;
afterlastspace = 0;
ignorespace = 0;
doexpand = expand_wildcards;
len = strlen(_acmdln);
len = strlen(_acmdln);
while (_acmdln[i]) {
if (_acmdln[i] == '"') {
if(ignorespace) {
ignorespace = 0;
} else {
ignorespace = 1;
doexpand = 0;
}
memmove(_acmdln + i, _acmdln + i + 1, len - i);
len--;
continue;
}
while (_acmdln[i])
{
if (_acmdln[i] == '"')
{
if(ignorespace)
{
ignorespace = 0;
}
else
{
ignorespace = 1;
doexpand = 0;
}
memmove(_acmdln + i, _acmdln + i + 1, len - i);
len--;
continue;
}
if (_acmdln[i] == ' ' && !ignorespace) {
expand(strndup(_acmdln + afterlastspace, i - afterlastspace), doexpand);
if (_acmdln[i] == ' ' && !ignorespace)
{
expand(strndup(_acmdln + afterlastspace, i - afterlastspace), doexpand);
i++;
while (_acmdln[i]==' ')
i++;
while (_acmdln[i]==' ')
i++;
afterlastspace=i;
doexpand = flag;
} else {
i++;
}
}
afterlastspace=i;
doexpand = expand_wildcards;
}
else
{
i++;
}
}
if (_acmdln[afterlastspace] != 0) {
expand(strndup(_acmdln+afterlastspace, i - afterlastspace), doexpand);
}
HeapValidate(hHeap, 0, NULL);
*argc = __argc;
*argv = __argv;
*env = _environ;
_pgmptr = _strdup((char*)argv[0]);
return 0;
if (_acmdln[afterlastspace] != 0)
{
expand(strndup(_acmdln+afterlastspace, i - afterlastspace), doexpand);
}
HeapValidate(hHeap, 0, NULL);
*argc = __argc;
*argv = __argv;
*env = _environ;
_pgmptr = _strdup((char*)argv[0]);
// if (new_mode) _set_new_mode(*new_mode);
}
/*
@ -146,10 +171,11 @@ int __getmainargs(int* argc, char*** argv, char*** env, int flag)
void __wgetmainargs(int* argc, wchar_t*** wargv, wchar_t*** wenv,
int expand_wildcards, int* new_mode)
{
extern wchar_t **__winitenv;
*argc = 0;
*wargv = NULL;
*wenv = __winitenv;
*argc = __argc;
*wargv = __wargv;
*wenv = __winitenv;
// if (new_mode) _set_new_mode(*new_mode);
}
/*
@ -157,7 +183,7 @@ void __wgetmainargs(int* argc, wchar_t*** wargv, wchar_t*** wenv,
*/
int* __p___argc(void)
{
return &__argc;
return &__argc;
}
/*
@ -165,7 +191,7 @@ int* __p___argc(void)
*/
char*** __p___argv(void)
{
return &__argv;
return &__argv;
}
/*
@ -173,13 +199,13 @@ char*** __p___argv(void)
*/
wchar_t*** __p___wargv(void)
{
return &__wargv;
return &__wargv;
}
#if 0
int _chkstk(void)
{
return 0;
return 0;
}
#endif