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msvcrt: Rewrite _execl/_spawnl functions as wrappers around wide character implementations.

This commit is contained in:
Hans Leidekker 2008-01-07 14:22:46 +01:00 committed by Alexandre Julliard
parent 118bee860a
commit 1ba54f3337
1 changed files with 121 additions and 67 deletions
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140
dlls/msvcrt/process.c
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@ -215,16 +215,57 @@ static MSVCRT_wchar_t* msvcrt_argvtos_wide(const MSVCRT_wchar_t* const* arg, MSV
return ret;
}
/* INTERNAL: Convert va_list to a single 'delim'-separated string, with an
* extra '\0' to terminate it
/* INTERNAL: Convert ansi argv list to a single 'delim'-separated wide string, with an
* extra '\0' to terminate it.
*/
static char* msvcrt_valisttos(const char* arg0, va_list alist, char delim)
static MSVCRT_wchar_t *msvcrt_argvtos_aw(const char * const *arg, MSVCRT_wchar_t delim)
{
const char * const *a;
unsigned long len;
MSVCRT_wchar_t *p, *ret;
if (!arg && !delim)
{
/* Return NULL for an empty environment list */
return NULL;
}
/* get length */
a = arg;
len = 0;
while (*a)
{
len += MultiByteToWideChar(CP_ACP, 0, *a, -1, NULL, 0);
a++;
}
ret = MSVCRT_malloc((len + 1) * sizeof(MSVCRT_wchar_t));
if (!ret)
return NULL;
/* fill string */
a = arg;
p = ret;
while (*a)
{
p += MultiByteToWideChar(CP_ACP, 0, *a, strlen(*a), p, len - (p - ret));
*p++ = delim;
a++;
}
if (delim && p > ret) p[-1] = 0;
else *p = 0;
return ret;
}
/* INTERNAL: Convert ansi va_list to a single 'delim'-separated wide string, with an
* extra '\0' to terminate it.
*/
static MSVCRT_wchar_t *msvcrt_valisttos_aw(const char *arg0, va_list alist, MSVCRT_wchar_t delim)
{
va_list alist2;
long size;
unsigned long len;
const char *arg;
char* p;
char *ret;
MSVCRT_wchar_t *p, *ret;
#ifdef HAVE_VA_COPY
va_copy(alist2,alist);
@ -244,13 +285,13 @@ static char* msvcrt_valisttos(const char* arg0, va_list alist, char delim)
/* get length */
arg = arg0;
size = 0;
len = 0;
do {
size += strlen(arg) + 1;
len += MultiByteToWideChar(CP_ACP, 0, arg, -1, NULL, 0);
arg = va_arg(alist, char*);
} while (arg != NULL);
ret = MSVCRT_malloc(size + 1);
ret = MSVCRT_malloc((len + 1) * sizeof(MSVCRT_wchar_t));
if (!ret)
return NULL;
@ -258,9 +299,7 @@ static char* msvcrt_valisttos(const char* arg0, va_list alist, char delim)
arg = arg0;
p = ret;
do {
int len = strlen(arg);
memcpy(p,arg,len);
p += len;
p += MultiByteToWideChar(CP_ACP, 0, arg, strlen(arg), p, len - (p - ret));
*p++ = delim;
arg = va_arg(alist2, char*);
} while (arg != NULL);
@ -327,16 +366,19 @@ MSVCRT_intptr_t CDECL _cwait(int *status, MSVCRT_intptr_t pid, int action)
MSVCRT_intptr_t CDECL _execl(const char* name, const char* arg0, ...)
{
va_list ap;
char * args;
MSVCRT_intptr_t ret;
MSVCRT_wchar_t *nameW, *args;
MSVCRT_intptr_t ret = -1;
if (!(nameW = msvcrt_wstrdupa(name))) return -1;
va_start(ap, arg0);
args = msvcrt_valisttos(arg0, ap, ' ');
args = msvcrt_valisttos_aw(arg0, ap, ' ');
va_end(ap);
ret = msvcrt_spawn(MSVCRT__P_OVERLAY, name, args, NULL);
MSVCRT_free(args);
ret = msvcrt_spawn_wide(MSVCRT__P_OVERLAY, nameW, args, NULL);
MSVCRT_free(nameW);
MSVCRT_free(args);
return ret;
}
@ -357,20 +399,22 @@ MSVCRT_intptr_t CDECL _execle(const char* name, const char* arg0, ...)
*/
MSVCRT_intptr_t CDECL _execlp(const char* name, const char* arg0, ...)
{
static const MSVCRT_wchar_t path[] = {'P','A','T','H',0};
va_list ap;
char * args;
MSVCRT_wchar_t *nameW, *args, fullname[MAX_PATH];
MSVCRT_intptr_t ret;
char fullname[MAX_PATH];
_searchenv(name, "PATH", fullname);
if (!(nameW = msvcrt_wstrdupa(name))) return -1;
_wsearchenv(nameW, path, fullname);
va_start(ap, arg0);
args = msvcrt_valisttos(arg0, ap, ' ');
args = msvcrt_valisttos_aw(arg0, ap, ' ');
va_end(ap);
ret = msvcrt_spawn(MSVCRT__P_OVERLAY, fullname[0] ? fullname : name, args, NULL);
MSVCRT_free(args);
ret = msvcrt_spawn_wide(MSVCRT__P_OVERLAY, fullname[0] ? fullname : nameW, args, NULL);
MSVCRT_free(nameW);
MSVCRT_free(args);
return ret;
}
@ -440,16 +484,19 @@ MSVCRT_intptr_t CDECL _execvp(const char* name, char* const* argv)
MSVCRT_intptr_t CDECL _spawnl(int flags, const char* name, const char* arg0, ...)
{
va_list ap;
char * args;
MSVCRT_wchar_t *nameW, *args;
MSVCRT_intptr_t ret;
if (!(nameW = msvcrt_wstrdupa(name))) return -1;
va_start(ap, arg0);
args = msvcrt_valisttos(arg0, ap, ' ');
args = msvcrt_valisttos_aw(arg0, ap, ' ');
va_end(ap);
ret = msvcrt_spawn(flags, name, args, NULL);
MSVCRT_free(args);
ret = msvcrt_spawn_wide(flags, nameW, args, NULL);
MSVCRT_free(nameW);
MSVCRT_free(args);
return ret;
}
@ -459,22 +506,25 @@ MSVCRT_intptr_t CDECL _spawnl(int flags, const char* name, const char* arg0, ...
MSVCRT_intptr_t CDECL _spawnle(int flags, const char* name, const char* arg0, ...)
{
va_list ap;
char *args, *envs = NULL;
MSVCRT_wchar_t *nameW, *args, *envs = NULL;
const char * const *envp;
MSVCRT_intptr_t ret;
if (!(nameW = msvcrt_wstrdupa(name))) return -1;
va_start(ap, arg0);
args = msvcrt_valisttos(arg0, ap, ' ');
args = msvcrt_valisttos_aw(arg0, ap, ' ');
va_end(ap);
va_start(ap, arg0);
while (va_arg( ap, char * ) != NULL) /*nothing*/;
envp = va_arg( ap, const char * const * );
if (envp) envs = msvcrt_argvtos(envp, 0);
if (envp) envs = msvcrt_argvtos_aw(envp, 0);
va_end(ap);
ret = msvcrt_spawn(flags, name, args, envs);
ret = msvcrt_spawn_wide(flags, nameW, args, envs);
MSVCRT_free(nameW);
MSVCRT_free(args);
MSVCRT_free(envs);
return ret;
@ -489,20 +539,22 @@ MSVCRT_intptr_t CDECL _spawnle(int flags, const char* name, const char* arg0, ..
*/
MSVCRT_intptr_t CDECL _spawnlp(int flags, const char* name, const char* arg0, ...)
{
static const MSVCRT_wchar_t path[] = {'P','A','T','H',0};
va_list ap;
char * args;
MSVCRT_wchar_t *nameW, *args, fullname[MAX_PATH];
MSVCRT_intptr_t ret;
char fullname[MAX_PATH];
_searchenv(name, "PATH", fullname);
if (!(nameW = msvcrt_wstrdupa(name))) return -1;
_wsearchenv(nameW, path, fullname);
va_start(ap, arg0);
args = msvcrt_valisttos(arg0, ap, ' ');
args = msvcrt_valisttos_aw(arg0, ap, ' ');
va_end(ap);
ret = msvcrt_spawn(flags, fullname[0] ? fullname : name, args, NULL);
MSVCRT_free(args);
ret = msvcrt_spawn_wide(flags, fullname[0] ? fullname : nameW, args, NULL);
MSVCRT_free(nameW);
MSVCRT_free(args);
return ret;
}
@ -511,26 +563,28 @@ MSVCRT_intptr_t CDECL _spawnlp(int flags, const char* name, const char* arg0, ..
*/
MSVCRT_intptr_t CDECL _spawnlpe(int flags, const char* name, const char* arg0, ...)
{
static const MSVCRT_wchar_t path[] = {'P','A','T','H',0};
va_list ap;
char *args, *envs = NULL;
MSVCRT_wchar_t *nameW, *args, *envs = NULL, fullname[MAX_PATH];
const char * const *envp;
MSVCRT_intptr_t ret;
char fullname[MAX_PATH];
_searchenv(name, "PATH", fullname);
if (!(nameW = msvcrt_wstrdupa(name))) return -1;
_wsearchenv(nameW, path, fullname);
va_start(ap, arg0);
args = msvcrt_valisttos(arg0, ap, ' ');
args = msvcrt_valisttos_aw(arg0, ap, ' ');
va_end(ap);
va_start(ap, arg0);
while (va_arg( ap, char * ) != NULL) /*nothing*/;
envp = va_arg( ap, const char * const * );
if (envp) envs = msvcrt_argvtos(envp, 0);
if (envp) envs = msvcrt_argvtos_aw(envp, 0);
va_end(ap);
ret = msvcrt_spawn(flags, fullname[0] ? fullname : name, args, envs);
ret = msvcrt_spawn_wide(flags, fullname[0] ? fullname : nameW, args, envs);
MSVCRT_free(nameW);
MSVCRT_free(args);
MSVCRT_free(envs);
return ret;