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-rw-r--r--[-rwxr-xr-x]erts/emulator/sys/win32/sys.c641
1 files changed, 267 insertions, 374 deletions
diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c
index 922967c698..cf821b05cb 100755..100644
--- a/erts/emulator/sys/win32/sys.c
+++ b/erts/emulator/sys/win32/sys.c
@@ -1,18 +1,19 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1996-2013. All Rights Reserved.
+ * Copyright Ericsson AB 1996-2016. All Rights Reserved.
*
- * The contents of this file are subject to the Erlang Public License,
- * Version 1.1, (the "License"); you may not use this file except in
- * compliance with the License. You should have received a copy of the
- * Erlang Public License along with this software. If not, it can be
- * retrieved online at http://www.erlang.org/.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
*
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*
* %CopyrightEnd%
*/
@@ -32,12 +33,12 @@
#include "erl_threads.h"
#include "../../drivers/win32/win_con.h"
#include "erl_cpu_topology.h"
-
+#include <malloc.h>
void erts_sys_init_float(void);
void erl_start(int, char**);
-void erl_exit(int n, char*, ...);
+void erts_exit(int n, char*, ...);
void erl_error(char*, va_list);
void erl_crash_dump(char*, int, char*, ...);
@@ -69,17 +70,14 @@ static void async_read_file(struct async_io* aio, LPVOID buf, DWORD numToRead);
static int async_write_file(struct async_io* aio, LPVOID buf, DWORD numToWrite);
static int get_overlapped_result(struct async_io* aio,
LPDWORD pBytesRead, BOOL wait);
-static BOOL create_child_process(char *, HANDLE, HANDLE,
+static BOOL create_child_process(wchar_t *, HANDLE, HANDLE,
HANDLE, LPHANDLE, LPDWORD, BOOL,
- LPVOID, LPTSTR, unsigned,
- char **, int *);
+ LPVOID, wchar_t*, unsigned,
+ wchar_t **, int *);
static int create_pipe(LPHANDLE, LPHANDLE, BOOL, BOOL);
-static int application_type(const char* originalName, char fullPath[MAX_PATH],
+static int application_type(const wchar_t* originalName, wchar_t fullPath[MAX_PATH],
BOOL search_in_path, BOOL handle_quotes,
int *error_return);
-static int application_type_w(const WCHAR *originalName, WCHAR fullPath[MAX_PATH],
- BOOL search_in_path, BOOL handle_quotes,
- int *error_return);
HANDLE erts_service_event;
@@ -202,7 +200,7 @@ erts_sys_misc_mem_sz(void)
*/
void sys_tty_reset(int exit_code)
{
- if (exit_code > 0)
+ if (exit_code == ERTS_ERROR_EXIT)
ConWaitForExit();
else
ConNormalExit();
@@ -250,6 +248,27 @@ void erl_sys_args(int* argc, char** argv)
#endif
}
+/*
+ * Function returns 1 if we can read from all values in between
+ * start and stop.
+ */
+int
+erts_sys_is_area_readable(char *start, char *stop) {
+ volatile char tmp;
+ __try
+ {
+ while(start < stop) {
+ tmp = *start;
+ start++;
+ }
+ }
+ __except(EXCEPTION_EXECUTE_HANDLER)
+ {
+ return 0;
+ }
+ return 1;
+}
+
int erts_sys_prepare_crash_dump(int secs)
{
Port *heart_port;
@@ -1173,7 +1192,7 @@ spawn_init(void)
}
static ErlDrvData
-spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* opts)
+spawn_start(ErlDrvPort port_num, char* utf8_name, SysDriverOpts* opts)
{
HANDLE hToChild = INVALID_HANDLE_VALUE; /* Write handle to child. */
HANDLE hFromChild = INVALID_HANDLE_VALUE; /* Read handle from child. */
@@ -1189,7 +1208,9 @@ spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* opts)
SECURITY_ATTRIBUTES sa = {sizeof(SECURITY_ATTRIBUTES), NULL, TRUE};
char* envir = opts->envir;
int errno_return = -1;
-
+ wchar_t *name;
+ int len;
+
if (opts->read_write & DO_READ)
neededSelects++;
if (opts->read_write & DO_WRITE)
@@ -1247,26 +1268,40 @@ spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* opts)
* Spawn the port program.
*/
- DEBUGF(("Spawning \"%s\"\n", name));
+ if ((len = MultiByteToWideChar(CP_UTF8, 0, utf8_name, -1, NULL, 0)) > 0) {
+ name = erts_alloc(ERTS_ALC_T_TMP, len*sizeof(wchar_t));
+ MultiByteToWideChar(CP_UTF8, 0, utf8_name, -1, name, len);
+ } else { /* Not valid utf-8, just convert byte to wchar */
+ int i;
+ len = strlen(utf8_name);
+ name = erts_alloc(ERTS_ALC_T_TMP, (1+len)*sizeof(wchar_t));
+ for(i=0; i<len; i++) {
+ name[i] = (wchar_t) utf8_name[i];
+ }
+ name[i] = L'\0';
+ }
+ DEBUGF(("Spawning \"%S\"\n", name));
envir = win_build_environment(envir); /* Always a unicode environment */
- ok = create_child_process(name,
- hChildStdin,
- hChildStdout,
- hChildStderr,
- &dp->port_pid,
- &pid,
- opts->hide_window,
- (LPVOID) envir,
- (LPTSTR) opts->wd,
- opts->spawn_type,
- opts->argv,
- &errno_return);
+ ok = create_child_process(name,
+ hChildStdin,
+ hChildStdout,
+ hChildStderr,
+ &dp->port_pid,
+ &pid,
+ opts->hide_window,
+ (LPVOID) envir,
+ (wchar_t *) opts->wd,
+ opts->spawn_type,
+ (wchar_t **) opts->argv,
+ &errno_return);
CloseHandle(hChildStdin);
CloseHandle(hChildStdout);
if (close_child_stderr && hChildStderr != INVALID_HANDLE_VALUE &&
hChildStderr != 0) {
CloseHandle(hChildStderr);
}
+ erts_free(ERTS_ALC_T_TMP, name);
+
if (envir != NULL) {
erts_free(ERTS_ALC_T_ENVIRONMENT, envir);
}
@@ -1299,10 +1334,8 @@ spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* opts)
retval = set_driver_data(dp, hFromChild, hToChild, opts->read_write,
opts->exit_status);
if (retval != ERL_DRV_ERROR_GENERAL && retval != ERL_DRV_ERROR_ERRNO) {
- Port *prt = erts_drvport2port(port_num);
- /* We assume that this cannot generate a negative number */
- ASSERT(prt != ERTS_INVALID_ERL_DRV_PORT);
- prt->os_pid = (SWord) pid;
+ /* We assume that this cannot generate a negative number */
+ erl_drv_set_os_pid(port_num, pid);
}
}
@@ -1344,9 +1377,9 @@ create_file_thread(AsyncIo* aio, int mode)
* Example: input = "\"Program Files\"\\erl arg1 arg2"
* gives 19 as result.
* The length returned is equivalent with length(argv[0]) if the
- * comman line should have been prepared by _setargv for the main function
+ * command line should have been prepared by _setargv for the main function
*/
-int parse_command(char* cmd){
+int parse_command(wchar_t* cmd){
#define NORMAL 2
#define STRING 1
#define STOP 0
@@ -1354,17 +1387,17 @@ int parse_command(char* cmd){
int state = NORMAL;
while (cmd[i]) {
switch (cmd[i]) {
- case '"':
+ case L'"':
if (state == NORMAL)
state = STRING;
else
state = NORMAL;
break;
- case '\\':
- if ((state == STRING) && (cmd[i+1]=='"'))
+ case L'\\':
+ if ((state == STRING) && (cmd[i+1]==L'"'))
i++;
break;
- case ' ':
+ case L' ':
if (state == NORMAL)
state = STOP;
break;
@@ -1379,39 +1412,46 @@ int parse_command(char* cmd){
return i;
}
-static BOOL need_quotes(WCHAR *str)
-{
- int in_quote = 0;
- int backslashed = 0;
- int naked_space = 0;
- while (*str != L'\0') {
- switch (*str) {
- case L'\\' :
- backslashed = !backslashed;
- break;
- case L'"':
- if (backslashed) {
- backslashed=0;
- } else {
- in_quote = !in_quote;
- }
- break;
- case L' ':
- backslashed = 0;
- if (!(backslashed || in_quote)) {
- naked_space++;
- }
- break;
- default:
- backslashed = 0;
+/*
+ * Translating of command line arguments to correct format. In the examples
+ * below the '' are not part of the actual string.
+ * 'io:format("hello").' -> 'io:format(\"hello\").'
+ * 'io:format("is anybody in there?").' -> '"io:format(\"is anybody in there?\")."'
+ * 'Just nod if you can hear me.' -> '"Just nod if you can hear me."'
+ * 'Is there ""anyone at home?' -> '"Is there \"\"anyone at home?"'
+ * 'Relax."' -> 'Relax.\"'
+ *
+ * If new == NULL we just calculate the length.
+ *
+ * The reason for having to quote all of the is becasue CreateProcessW removes
+ * one level of escaping since it takes a single long command line rather
+ * than the argument chunks that unix uses.
+ */
+static int escape_and_quote(wchar_t *str, wchar_t *new, BOOL *quoted) {
+ int i, j = 0;
+ if (new == NULL)
+ *quoted = FALSE;
+ else if (*quoted)
+ new[j++] = L'"';
+ for ( i = 0; str[i] != L'\0'; i++,j++) {
+ if (str[i] == L' ' && new == NULL && *quoted == FALSE) {
+ *quoted = TRUE;
+ j++;
+ }
+ /* check if we have to escape quotes */
+ if (str[i] == L'"') {
+ if (new) new[j] = L'\\';
+ j++;
}
- ++str;
+ if (new) new[j] = str[i];
}
- return (naked_space > 0);
+ if (*quoted) {
+ if (new) new[j] = L'"';
+ j++;
+ }
+ return j;
}
-
-
/*
*----------------------------------------------------------------------
@@ -1443,7 +1483,7 @@ static BOOL need_quotes(WCHAR *str)
static BOOL
create_child_process
(
- char *origcmd, /* Command line for child process (including
+ wchar_t *origcmd, /* Command line for child process (including
* name of executable). Or whole executable if st is
* ERTS_SPAWN_EXECUTABLE
*/
@@ -1454,57 +1494,53 @@ create_child_process
LPDWORD pdwID, /* Pointer to variable to received Process ID */
BOOL hide, /* Hide the window unconditionally. */
LPVOID env, /* Environment for the child */
- LPTSTR wd, /* Working dir for the child */
+ wchar_t *wd, /* Working dir for the child */
unsigned st, /* Flags for spawn, tells us how to interpret origcmd */
- char **argv, /* Argument vector if given. */
+ wchar_t **argv, /* Argument vector if given. */
int *errno_return /* Place to put an errno in in case of failure */
)
-{
+{
PROCESS_INFORMATION piProcInfo = {0};
BOOL ok = FALSE;
int applType;
/* Not to be changed for different types of executables */
int staticCreateFlags = GetPriorityClass(GetCurrentProcess());
int createFlags = DETACHED_PROCESS;
- char *newcmdline = NULL;
+ wchar_t *newcmdline = NULL;
int cmdlength;
- char* thecommand;
- LPTSTR appname = NULL;
+ wchar_t* thecommand;
+ wchar_t* appname = NULL;
HANDLE hProcess = GetCurrentProcess();
-
- *errno_return = -1;
+ STARTUPINFOW siStartInfo = {0};
+ wchar_t execPath[MAX_PATH];
+ *errno_return = -1;
+ siStartInfo.cb = sizeof(STARTUPINFOW);
+ siStartInfo.dwFlags = STARTF_USESTDHANDLES;
+ siStartInfo.hStdInput = hStdin;
+ siStartInfo.hStdOutput = hStdout;
+ siStartInfo.hStdError = hStderr;
if (st != ERTS_SPAWN_EXECUTABLE) {
- STARTUPINFO siStartInfo = {0};
- char execPath[MAX_PATH];
-
- siStartInfo.cb = sizeof(STARTUPINFO);
- siStartInfo.dwFlags = STARTF_USESTDHANDLES;
- siStartInfo.hStdInput = hStdin;
- siStartInfo.hStdOutput = hStdout;
- siStartInfo.hStdError = hStderr;
-
/*
* Parse out the program name from the command line (it can be quoted and
* contain spaces).
*/
- newcmdline = erts_alloc(ERTS_ALC_T_TMP, 2048);
cmdlength = parse_command(origcmd);
- thecommand = (char *) erts_alloc(ERTS_ALC_T_TMP, cmdlength+1);
- strncpy(thecommand, origcmd, cmdlength);
- thecommand[cmdlength] = '\0';
- DEBUGF(("spawn command: %s\n", thecommand));
-
- applType = application_type(thecommand, execPath, TRUE,
- TRUE, errno_return);
- DEBUGF(("application_type returned for (%s) is %d\n", thecommand, applType));
+ newcmdline = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP, (MAX_PATH+wcslen(origcmd)-cmdlength)*sizeof(wchar_t));
+ thecommand = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP, (cmdlength+1)*sizeof(wchar_t));
+ wcsncpy(thecommand, origcmd, cmdlength);
+ thecommand[cmdlength] = L'\0';
+ DEBUGF(("spawn command: %S\n", thecommand));
+
+ applType = application_type(thecommand, execPath, TRUE, TRUE, errno_return);
+ DEBUGF(("application_type returned for (%S) is %d\n", thecommand, applType));
erts_free(ERTS_ALC_T_TMP, (void *) thecommand);
if (applType == APPL_NONE) {
erts_free(ERTS_ALC_T_TMP,newcmdline);
return FALSE;
}
- newcmdline[0] = '\0';
+ newcmdline[0] = L'\0';
if (applType == APPL_DOS) {
/*
@@ -1513,11 +1549,11 @@ create_child_process
* a normal process inside of a hidden console application,
* and then run that hidden console as a detached process.
*/
-
+
siStartInfo.wShowWindow = SW_HIDE;
siStartInfo.dwFlags |= STARTF_USESHOWWINDOW;
createFlags = CREATE_NEW_CONSOLE;
- strcat(newcmdline, "cmd.exe /c ");
+ wcscat(newcmdline, L"cmd.exe /c ");
} else if (hide) {
DEBUGF(("hiding window\n"));
siStartInfo.wShowWindow = SW_HIDE;
@@ -1525,35 +1561,25 @@ create_child_process
createFlags = 0;
}
- strcat(newcmdline, execPath);
- strcat(newcmdline, origcmd+cmdlength);
- DEBUGF(("Creating child process: %s, createFlags = %d\n", newcmdline, createFlags));
- ok = CreateProcessA(appname,
- newcmdline,
- NULL,
- NULL,
- TRUE,
- createFlags | staticCreateFlags |
- CREATE_UNICODE_ENVIRONMENT,
- env,
- wd,
- &siStartInfo,
+ wcscat(newcmdline, execPath);
+ wcscat(newcmdline, origcmd+cmdlength);
+ DEBUGF(("Creating child process: %S, createFlags = %d\n", newcmdline, createFlags));
+ ok = CreateProcessW(appname,
+ newcmdline,
+ NULL,
+ NULL,
+ TRUE,
+ createFlags | staticCreateFlags |
+ CREATE_UNICODE_ENVIRONMENT,
+ env,
+ wd,
+ &siStartInfo,
&piProcInfo);
} else { /* ERTS_SPAWN_EXECUTABLE, filename and args are in unicode ({utf16,little}) */
int run_cmd = 0;
- STARTUPINFOW siStartInfo = {0};
- WCHAR execPath[MAX_PATH];
-
- siStartInfo.cb = sizeof(STARTUPINFOW);
- siStartInfo.dwFlags = STARTF_USESTDHANDLES;
- siStartInfo.hStdInput = hStdin;
- siStartInfo.hStdOutput = hStdout;
- siStartInfo.hStdError = hStderr;
-
- applType = application_type_w((WCHAR *) origcmd, execPath, FALSE, FALSE,
- errno_return);
+ applType = application_type(origcmd, execPath, FALSE, FALSE, errno_return);
if (applType == APPL_NONE) {
return FALSE;
}
@@ -1573,100 +1599,87 @@ create_child_process
createFlags = 0;
}
if (run_cmd) {
- WCHAR cmdPath[MAX_PATH];
+ wchar_t cmdPath[MAX_PATH];
int cmdType;
- cmdType = application_type_w(L"cmd.exe", cmdPath, TRUE, FALSE, errno_return);
+ cmdType = application_type(L"cmd.exe", cmdPath, TRUE, FALSE, errno_return);
if (cmdType == APPL_NONE || cmdType == APPL_DOS) {
return FALSE;
}
- appname = (char *) erts_alloc(ERTS_ALC_T_TMP, (wcslen(cmdPath)+1)*sizeof(WCHAR));
- wcscpy((WCHAR *) appname,cmdPath);
+ appname = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP, (wcslen(cmdPath)+1)*sizeof(wchar_t));
+ wcscpy(appname,cmdPath);
} else {
- appname = (char *) erts_alloc(ERTS_ALC_T_TMP, (wcslen(execPath)+1)*sizeof(WCHAR));
- wcscpy((WCHAR *) appname, execPath);
+ appname = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP, (wcslen(execPath)+1)*sizeof(wchar_t));
+ wcscpy(appname, execPath);
}
if (argv == NULL) {
- BOOL orig_need_q = need_quotes(execPath);
- WCHAR *ptr;
- int ocl = wcslen(execPath);
+ BOOL orig_need_q;
+ wchar_t *ptr;
+ int ocl = escape_and_quote(execPath, NULL, &orig_need_q);
if (run_cmd) {
- newcmdline = (char *) erts_alloc(ERTS_ALC_T_TMP,
- (ocl + ((orig_need_q) ? 3 : 1)
- + 11)*sizeof(WCHAR));
- memcpy(newcmdline,L"cmd.exe /c ",11*sizeof(WCHAR));
- ptr = (WCHAR *) (newcmdline + (11*sizeof(WCHAR)));
+ newcmdline = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP,
+ (ocl + 1 + 11)*sizeof(wchar_t));
+ memcpy(newcmdline,L"cmd.exe /c ",11*sizeof(wchar_t));
+ ptr = newcmdline + 11;
} else {
- newcmdline = (char *) erts_alloc(ERTS_ALC_T_TMP,
- (ocl + ((orig_need_q) ? 3 : 1))*sizeof(WCHAR));
- ptr = (WCHAR *) newcmdline;
- }
- if (orig_need_q) {
- *ptr++ = L'"';
+ newcmdline = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP,
+ (ocl + 1)*sizeof(wchar_t));
+ ptr = (wchar_t *) newcmdline;
}
- memcpy(ptr,execPath,ocl*sizeof(WCHAR));
- ptr += ocl;
- if (orig_need_q) {
- *ptr++ = L'"';
- }
- *ptr = L'\0';
+ ptr += escape_and_quote(execPath, ptr, &orig_need_q);
+ ptr[0] = L'\0';
} else {
- int sum = 1; /* '\0' */
- WCHAR **ar = (WCHAR **) argv;
- WCHAR *n;
- char *save_arg0 = NULL;
- if (argv[0] == erts_default_arg0 || run_cmd) {
+ int sum = 0;
+ BOOL *qte = NULL;
+ wchar_t **ar = argv;
+ wchar_t *n;
+ wchar_t *save_arg0 = NULL;
+ if (argv[0] == (wchar_t *) erts_default_arg0 || run_cmd) {
save_arg0 = argv[0];
- argv[0] = (char *) execPath;
+ argv[0] = execPath;
}
if (run_cmd) {
sum += 11; /* cmd.exe /c */
}
+
+ while (*ar != NULL) ar++;
+ qte = erts_alloc(ERTS_ALC_T_TMP, (ar - argv)*sizeof(BOOL));
+
+ ar = argv;
while (*ar != NULL) {
- sum += wcslen(*ar);
- if (need_quotes(*ar)) {
- sum += 2; /* quotes */
- }
+ sum += escape_and_quote(*ar,NULL,qte+(ar - argv));
sum++; /* space */
++ar;
}
- ar = (WCHAR **) argv;
- newcmdline = erts_alloc(ERTS_ALC_T_TMP, sum*sizeof(WCHAR));
- n = (WCHAR *) newcmdline;
+ ar = argv;
+ newcmdline = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP, sum*sizeof(wchar_t));
+ n = newcmdline;
if (run_cmd) {
- memcpy(n,L"cmd.exe /c ",11*sizeof(WCHAR));
+ memcpy(n,L"cmd.exe /c ",11*sizeof(wchar_t));
n += 11;
}
while (*ar != NULL) {
- int q = need_quotes(*ar);
- sum = wcslen(*ar);
- if (q) {
- *n++ = L'"';
- }
- memcpy(n,*ar,sum*sizeof(WCHAR));
- n += sum;
- if (q) {
- *n++ = L'"';
- }
+ n += escape_and_quote(*ar,n,qte+(ar - argv));
*n++ = L' ';
++ar;
}
- *(n-1) = L'\0';
+ *(n-1) = L'\0'; /* overwrite last space with '\0' */
if (save_arg0 != NULL) {
argv[0] = save_arg0;
}
+ erts_free(ERTS_ALC_T_TMP, qte);
}
- DEBUGF(("Creating child process: %s, createFlags = %d\n", newcmdline, createFlags));
- ok = CreateProcessW((WCHAR *) appname,
- (WCHAR *) newcmdline,
- NULL,
- NULL,
- TRUE,
- createFlags | staticCreateFlags |
- CREATE_UNICODE_ENVIRONMENT,
- env,
- (WCHAR *) wd,
- &siStartInfo,
+ DEBUGF((stderr,"Creating child process: %S, createFlags = %d\n", newcmdline, createFlags));
+ ok = CreateProcessW((wchar_t *) appname,
+ (wchar_t *) newcmdline,
+ NULL,
+ NULL,
+ TRUE,
+ createFlags | staticCreateFlags |
+ CREATE_UNICODE_ENVIRONMENT,
+ env,
+ wd,
+ &siStartInfo,
&piProcInfo);
} /* end SPAWN_EXECUTABLE */
@@ -1775,180 +1788,23 @@ static int create_pipe(HANDLE *phRead, HANDLE *phWrite, BOOL inheritRead, BOOL o
return TRUE;
}
-
-
-
-static int application_type
-(
- const char *originalName, /* Name of the application to find. */
- char fullPath[MAX_PATH], /* Filled with complete path to
- * application. */
- BOOL search_in_path, /* If we should search the system wide path */
- BOOL handle_quotes, /* If we should handle quotes around executable */
- int *error_return /* A place to put an error code */
- )
-{
- int applType, i;
- HANDLE hFile;
- char *ext, *rest;
- char buf[2];
- DWORD read;
- IMAGE_DOS_HEADER header;
- static char extensions[][5] = {"", ".com", ".exe", ".bat"};
- int is_quoted;
- int len;
-
- /* Look for the program as an external program. First try the name
- * as it is, then try adding .com, .exe, and .bat, in that order, to
- * the name, looking for an executable.
- * NOTE! that we does not support execution of .com programs on Windows NT
- *
- *
- * Using the raw SearchPath() procedure doesn't do quite what is
- * necessary. If the name of the executable already contains a '.'
- * character, it will not try appending the specified extension when
- * searching (in other words, SearchPath will not find the program
- * "a.b.exe" if the arguments specified "a.b" and ".exe").
- * So, first look for the file as it is named. Then manually append
- * the extensions, looking for a match. (')
- */
-
- len = strlen(originalName);
- is_quoted = handle_quotes && len > 0 && originalName[0] == '"' &&
- originalName[len-1] == '"';
-
- applType = APPL_NONE;
- *error_return = ENOENT;
- for (i = 0; i < (int) (sizeof(extensions) / sizeof(extensions[0])); i++) {
- if(is_quoted) {
- lstrcpyn(fullPath, originalName+1, MAX_PATH - 7);
- len = strlen(fullPath);
- if(len > 0) {
- fullPath[len-1] = '\0';
- }
- } else {
- lstrcpyn(fullPath, originalName, MAX_PATH - 5);
- }
- lstrcat(fullPath, extensions[i]);
- SearchPath((search_in_path) ? NULL : ".", fullPath, NULL, MAX_PATH, fullPath, &rest);
-
- /*
- * Ignore matches on directories or data files, return if identified
- * a known type.
- */
-
- if (GetFileAttributes(fullPath) & FILE_ATTRIBUTE_DIRECTORY) {
- continue;
- }
-
- ext = strrchr(fullPath, '.');
- if ((ext != NULL) && (strcmpi(ext, ".bat") == 0)) {
- *error_return = EACCES;
- applType = APPL_DOS;
- break;
- }
-
- hFile = CreateFile(fullPath, GENERIC_READ, FILE_SHARE_READ, NULL,
- OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
- if (hFile == INVALID_HANDLE_VALUE) {
- continue;
- }
-
- *error_return = EACCES; /* If considered an error,
- it's an access error */
- header.e_magic = 0;
- ReadFile(hFile, (void *) &header, sizeof(header), &read, NULL);
- if (header.e_magic != IMAGE_DOS_SIGNATURE) {
- /*
- * Doesn't have the magic number for relocatable executables. If
- * filename ends with .com, assume it's a DOS application anyhow.
- * Note that we didn't make this assumption at first, because some
- * supposed .com files are really 32-bit executables with all the
- * magic numbers and everything.
- */
-
- CloseHandle(hFile);
- if ((ext != NULL) && (strcmpi(ext, ".com") == 0)) {
- applType = APPL_DOS;
- break;
- }
- continue;
- }
- if (header.e_lfarlc != sizeof(header)) {
- /*
- * All Windows 3.X and Win32 and some DOS programs have this value
- * set here. If it doesn't, assume that since it already had the
- * other magic number it was a DOS application.
- */
-
- CloseHandle(hFile);
- applType = APPL_DOS;
- break;
- }
-
- /*
- * The DWORD at header.e_lfanew points to yet another magic number.
- */
-
- buf[0] = '\0';
- SetFilePointer(hFile, header.e_lfanew, NULL, FILE_BEGIN);
- ReadFile(hFile, (void *) buf, 2, &read, NULL);
- CloseHandle(hFile);
-
- if ((buf[0] == 'L') && (buf[1] == 'E')) {
- applType = APPL_DOS;
- } else if ((buf[0] == 'N') && (buf[1] == 'E')) {
- applType = APPL_WIN3X;
- } else if ((buf[0] == 'P') && (buf[1] == 'E')) {
- applType = APPL_WIN32;
- } else {
- continue;
- }
- break;
- }
-
- if (applType == APPL_NONE) {
- return APPL_NONE;
- }
-
- if ((applType == APPL_DOS) || (applType == APPL_WIN3X)) {
- /*
- * Replace long path name of executable with short path name for
- * 16-bit applications. Otherwise the application may not be able
- * to correctly parse its own command line to separate off the
- * application name from the arguments.
- */
-
- GetShortPathName(fullPath, fullPath, MAX_PATH);
- }
- if (is_quoted) {
- /* restore quotes on quoted program name */
- len = strlen(fullPath);
- memmove(fullPath+1,fullPath,len);
- fullPath[0]='"';
- fullPath[len+1]='"';
- fullPath[len+2]='\0';
- }
- return applType;
-}
-
-static int application_type_w (const WCHAR *originalName, /* Name of the application to find. */
- WCHAR wfullpath[MAX_PATH],/* Filled with complete path to
+static int application_type (const wchar_t *originalName, /* Name of the application to find. */
+ wchar_t wfullpath[MAX_PATH],/* Filled with complete path to
* application. */
- BOOL search_in_path, /* If we should search the system wide path */
- BOOL handle_quotes, /* If we should handle quotes around executable */
- int *error_return) /* A place to put an error code */
+ BOOL search_in_path, /* If we should search the system wide path */
+ BOOL handle_quotes, /* If we should handle quotes around executable */
+ int *error_return) /* A place to put an error code */
{
int applType, i;
HANDLE hFile;
- WCHAR *ext, *rest;
+ wchar_t *ext, *rest;
char buf[2];
DWORD read;
IMAGE_DOS_HEADER header;
- static WCHAR extensions[][5] = {L"", L".com", L".exe", L".bat"};
+ static wchar_t extensions[][5] = {L"", L".com", L".exe", L".bat"};
int is_quoted;
int len;
- WCHAR xfullpath[MAX_PATH];
+ wchar_t xfullpath[MAX_PATH];
len = wcslen(originalName);
is_quoted = handle_quotes && len > 0 && originalName[0] == L'"' &&
@@ -2063,7 +1919,7 @@ static int application_type_w (const WCHAR *originalName, /* Name of the applica
if (is_quoted) {
/* restore quotes on quoted program name */
len = wcslen(wfullpath);
- memmove(wfullpath+1,wfullpath,len*sizeof(WCHAR));
+ memmove(wfullpath+1,wfullpath,len*sizeof(wchar_t));
wfullpath[0]=L'"';
wfullpath[len+1]=L'"';
wfullpath[len+2]=L'\0';
@@ -2348,7 +2204,7 @@ static void fd_stop(ErlDrvData data)
ASSERT(dp->out.flushEvent);
SetEvent(dp->out.flushEvent);
} while (WaitForSingleObject(dp->out.flushReplyEvent, 10) == WAIT_TIMEOUT
- || !(dp->out.flags & DF_THREAD_FLUSHED));
+ && !(dp->out.flags & DF_THREAD_FLUSHED));
}
}
@@ -2912,6 +2768,30 @@ void erts_sys_free(ErtsAlcType_t t, void *x, void *p)
free(p);
}
+void *erts_sys_aligned_alloc(UWord alignment, UWord size)
+{
+ void *ptr;
+ ASSERT(alignment && (alignment & (alignment-1)) == 0); /* power of 2 */
+ ptr = _aligned_malloc((size_t) size, (size_t) alignment);
+ ASSERT(!ptr || (((UWord) ptr) & (alignment - 1)) == 0);
+ return ptr;
+}
+
+void erts_sys_aligned_free(UWord alignment, void *ptr)
+{
+ ASSERT(alignment && (alignment & (alignment-1)) == 0); /* power of 2 */
+ _aligned_free(ptr);
+}
+
+void *erts_sys_aligned_realloc(UWord alignment, void *ptr, UWord size, UWord old_size)
+{
+ void *new_ptr;
+ ASSERT(alignment && (alignment & (alignment-1)) == 0); /* power of 2 */
+ new_ptr = _aligned_realloc(ptr, (size_t) size, (size_t) alignment);
+ ASSERT(!new_ptr || (((UWord) new_ptr) & (alignment - 1)) == 0);
+ return new_ptr;
+}
+
static Preload* preloaded = NULL;
static unsigned* res_name = NULL;
static int num_preloaded = 0;
@@ -3199,8 +3079,10 @@ erl_bin_write(buf, sz, max)
}
}
+#endif /* DEBUG */
+
void
-erl_assert_error(char* expr, char* file, int line)
+erl_assert_error(const char* expr, const char* func, const char* file, int line)
{
char message[1024];
@@ -3214,7 +3096,6 @@ erl_assert_error(char* expr, char* file, int line)
DebugBreak();
}
-#endif /* DEBUG */
static void
check_supported_os_version(void)
@@ -3228,13 +3109,13 @@ check_supported_os_version(void)
|| int_os_version.dwMajorVersion < major
|| (int_os_version.dwMajorVersion == major
&& int_os_version.dwMinorVersion < minor))
- erl_exit(-1,
+ erts_exit(1,
"Windows version not supported "
"(min required: winnt %d.%d)\n",
major, minor);
}
#else
- erl_exit(-1,
+ erts_exit(1,
"Windows version not supported "
"(min required: win %d.%d)\n",
nt_major, nt_minor);
@@ -3291,25 +3172,31 @@ thr_create_prepare_child(void *vtcdp)
void
erts_sys_pre_init(void)
{
+#ifdef USE_THREADS
+ erts_thr_init_data_t eid = ERTS_THR_INIT_DATA_DEF_INITER;
+#endif
int_os_version.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
GetVersionEx(&int_os_version);
check_supported_os_version();
+
#ifdef USE_THREADS
- {
- erts_thr_init_data_t eid = ERTS_THR_INIT_DATA_DEF_INITER;
+ eid.thread_create_child_func = thr_create_prepare_child;
+ /* Before creation in parent */
+ eid.thread_create_prepare_func = thr_create_prepare;
+ /* After creation in parent */
+ eid.thread_create_parent_func = thr_create_cleanup;
- eid.thread_create_child_func = thr_create_prepare_child;
- /* Before creation in parent */
- eid.thread_create_prepare_func = thr_create_prepare;
- /* After creation in parent */
- eid.thread_create_parent_func = thr_create_cleanup,
+ erts_thr_init(&eid);
+#endif
+
+ erts_init_sys_time_sup();
- erts_thr_init(&eid);
+#ifdef USE_THREADS
#ifdef ERTS_ENABLE_LOCK_COUNT
- erts_lcnt_init();
+ erts_lcnt_init();
#endif
- }
#endif
+
erts_smp_atomic_init_nob(&sys_misc_mem_sz, 0);
}
@@ -3331,7 +3218,7 @@ void erl_sys_init(void)
noinherit_std_handle(STD_ERROR_HANDLE);
#ifdef ERTS_SMP
- erts_smp_tsd_key_create(&win32_errstr_key);
+ erts_smp_tsd_key_create(&win32_errstr_key,"win32_errstr_key");
InitializeCriticalSection(&htbc_lock);
#endif
erts_smp_atomic_init_nob(&pipe_creation_counter,0);
@@ -3385,6 +3272,12 @@ void erl_sys_init(void)
}
void
+erl_sys_late_init(void)
+{
+ /* do nothing */
+}
+
+void
erts_sys_schedule_interrupt(int set)
{
erts_check_io_interrupt(set);
@@ -3392,9 +3285,9 @@ erts_sys_schedule_interrupt(int set)
#ifdef ERTS_SMP
void
-erts_sys_schedule_interrupt_timed(int set, erts_short_time_t msec)
+erts_sys_schedule_interrupt_timed(int set, ErtsMonotonicTime timeout_time)
{
- erts_check_io_interrupt_timed(set, msec);
+ erts_check_io_interrupt_timed(set, timeout_time);
}
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-29 20:28:26 +0000