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Tried trailing spaces. Minor comment typo corrections.

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[SVN r42627]
This commit is contained in:
Jurko Gospodnetić
2008-01-09 01:11:03 +00:00
parent b0fa7f499a
commit 6140b4fcbc
1 changed files with 62 additions and 62 deletions
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124
historic/jam/src/execnt.c
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@@ -41,7 +41,7 @@
*
* Each word must be an individual element in a jam variable value.
*
* In $(JAMSHELL), % expands to the command string and ! expands to
* In $(JAMSHELL), % expands to the command string and ! expands to
* the slot number (starting at 1) for multiprocess (-j) invocations.
* If $(JAMSHELL) doesn't include a %, it is tacked on as the last
* argument.
@@ -96,7 +96,7 @@ static void read_output();
static int try_kill_one();
/* */
static double creation_time(HANDLE);
/* Recursive check if first process is parent (directly or indirectly) of
/* Recursive check if first process is parent (directly or indirectly) of
the second one. */
static int is_parent_child(DWORD, DWORD);
/* */
@@ -142,7 +142,7 @@ static struct
/* execution unit tests */
void execnt_unit_test()
{
#if !defined(NDEBUG)
#if !defined(NDEBUG)
/* vc6 preprocessor is broken, so assert with these strings gets
* confused. Use a table instead.
*/
@@ -179,17 +179,17 @@ void execnt_unit_test()
* literals inside assert
*/
char** argv = string_to_args("\"g++\" -c -I\"Foobar\"");
char const expected[] = "-c -I\"Foobar\"";
char const expected[] = "-c -I\"Foobar\"";
assert(!strcmp(argv[0], "g++"));
assert(!strcmp(argv[1], expected));
free_argv(argv);
}
#endif
#endif
}
/* execcmd() - launch an async command execution */
void execcmd(
void execcmd(
char *command,
void (*func)( void *closure, int status, timing_info*, char *invoked_command, char *command_output),
void *closure,
@@ -203,7 +203,7 @@ void execcmd(
char **argv = argv_static;
char *p;
char* command_orig = command;
/* Check to see if we need to hack around the line-length limitation. */
/* Look for a JAMSHELL setting of "%", indicating that the command
* should be invoked directly */
@@ -228,12 +228,12 @@ void execcmd(
{
const char *tempdir = path_tmpdir();
DWORD procID = GetCurrentProcessId();
/* SVA - allocate 64 other just to be safe */
cmdtab[ slot ].tempfile_bat = BJAM_MALLOC_ATOMIC( strlen( tempdir ) + 64 );
sprintf(
cmdtab[ slot ].tempfile_bat, "%s\\jam%d-%02d.bat",
cmdtab[ slot ].tempfile_bat, "%s\\jam%d-%02d.bat",
tempdir, procID, slot );
}
@@ -247,14 +247,14 @@ void execcmd(
if( raw_cmd && can_spawn( command ) >= MAXLINE )
{
if( DEBUG_EXECCMD )
printf("Executing raw command directly\n");
printf("Executing raw command directly\n");
}
else
{
FILE *f = 0;
int tries = 0;
raw_cmd = 0;
/* Write command to bat file. For some reason this open can
fails intermitently. But doing some retries works. Most likely
this is due to a previously existing file of the same name that
@@ -274,7 +274,7 @@ void execcmd(
fclose( f );
command = cmdtab[ slot ].tempfile_bat;
if( DEBUG_EXECCMD )
{
if (shell)
@@ -327,7 +327,7 @@ void execcmd(
if( !cmdsrunning++ )
istat = signal( SIGINT, onintr );
/* Start the command */
{
SECURITY_ATTRIBUTES sa
@@ -406,8 +406,8 @@ void execcmd(
string_new( &cmdtab[ slot ].target );
}
string_copy( &cmdtab[ slot ].command, command_orig );
/* put together the comman we run */
/* put together the command to run */
{
char ** argp = argv;
string_new(&cmd);
@@ -418,7 +418,7 @@ void execcmd(
string_append(&cmd,*(argp++));
}
}
/* create the output buffers */
string_new( &cmdtab[ slot ].buffer_out );
string_new( &cmdtab[ slot ].buffer_err );
@@ -442,7 +442,7 @@ void execcmd(
perror( "CreateProcess" );
exit( EXITBAD );
}
/* clean up temporary stuff */
string_free(&cmd);
}
@@ -453,7 +453,7 @@ void execcmd(
while( cmdsrunning >= MAXJOBS || cmdsrunning >= globs.jobs )
if( !execwait() )
break;
if (argv != argv_static)
{
free_argv(argv);
@@ -475,7 +475,7 @@ int execwait()
if( !cmdsrunning )
return 0;
/* wait for a command to complete, while snarfing up any output */
do
{
@@ -489,13 +489,13 @@ int execwait()
if ( i < 0 ) i = try_kill_one();
}
while ( i < 0 );
/* we have a command... process it */
--cmdsrunning;
{
timing_info time;
int rstat;
/* the time data for the command */
record_times(cmdtab[i].pi.hProcess, &time);
@@ -514,7 +514,7 @@ int execwait()
rstat = EXEC_CMD_FAIL;
else
rstat = EXEC_CMD_OK;
/* output the action block */
out_action(
cmdtab[i].action.size > 0 ? cmdtab[i].action.value : 0,
@@ -533,7 +533,7 @@ int execwait()
&time,
cmdtab[i].command.value,
cmdtab[i].buffer_out.value );
/* clean up the command data, process, etc. */
string_free(&cmdtab[i].action); string_new(&cmdtab[i].action);
string_free(&cmdtab[i].target); string_new(&cmdtab[i].target);
@@ -566,7 +566,7 @@ int maxline()
OSVERSIONINFO os_info;
os_info.dwOSVersionInfoSize = sizeof(os_info);
GetVersionEx(&os_info);
return (os_info.dwMajorVersion == 3)
? 996 /* NT 3.5.1 */
: 2047 /* NT >= 4.x */
@@ -595,7 +595,7 @@ static char** string_to_args( const char* string )
/* drop leading and trailing whitespace if any */
while (isspace(*string))
++string;
src_len = strlen( string );
while ( src_len > 0 && isspace( string[src_len - 1] ) )
--src_len;
@@ -617,7 +617,7 @@ static char** string_to_args( const char* string )
BJAM_FREE( line );
return 0;
}
/* Strip quotes from the first command-line argument and find
* where it ends. Quotes are illegal in Win32 pathnames, so we
* don't need to worry about preserving escaped quotes here.
@@ -644,7 +644,7 @@ static char** string_to_args( const char* string )
argv[1] = dst;
/* Copy the rest of the arguments verbatim */
src_len -= src - string;
/* Use strncat because it appends a trailing nul */
@@ -652,7 +652,7 @@ static char** string_to_args( const char* string )
strncat(dst, src, src_len);
argv[2] = 0;
return argv;
}
@@ -670,14 +670,14 @@ static void onintr( int disp )
long can_spawn(char* command)
{
char *p;
char inquote = 0;
/* Move to the first non-whitespace */
command += strspn( command, " \t" );
p = command;
/* Look for newlines and unquoted i/o redirection */
do
{
@@ -695,7 +695,7 @@ long can_spawn(char* command)
if (*p)
return 0;
break;
case '"':
case '\'':
if (p > command && p[-1] != '\\')
@@ -705,10 +705,10 @@ long can_spawn(char* command)
else if (inquote == 0)
inquote = *p;
}
++p;
break;
case '<':
case '>':
case '|':
@@ -794,7 +794,7 @@ static time_t filetime_dt(FILETIME t_utc)
static void record_times(HANDLE process, timing_info* time)
{
FILETIME creation, exit, kernel, user;
if (GetProcessTimes(process, &creation, &exit, &kernel, &user))
{
time->system = filetime_seconds(kernel);
@@ -815,7 +815,7 @@ static void read_pipe(
{
DWORD bytesInBuffer = 0;
DWORD bytesAvailable = 0;
do
{
/* check if we have any data to read */
@@ -823,7 +823,7 @@ static void read_pipe(
{
bytesAvailable = 0;
}
/* read in the available data */
if ( bytesAvailable > 0 )
{
@@ -872,7 +872,7 @@ static void read_pipe(
static void read_output()
{
int i;
for ( i = 0; i < globs.jobs && i < MAXJOBS; ++i )
{
/* read stdout data */
@@ -912,7 +912,7 @@ static int try_wait(int timeoutMillis)
active_procs[num_active] = i;
num_active += 1;
}
/* wait for a child to complete, or for our timeout window to expire */
if ( waiting )
{
@@ -920,7 +920,7 @@ static int try_wait(int timeoutMillis)
waiting = 0;
}
}
return -1;
}
@@ -930,7 +930,7 @@ static int try_kill_one()
if ( globs.timeout > 0 )
{
int i;
for ( i = 0; i < globs.jobs; ++i )
{
double t = running_time(cmdtab[i].pi.hProcess);
@@ -1040,7 +1040,7 @@ static void kill_process_tree(DWORD pid, HANDLE process)
pid = get_process_id(process);
}
process_snapshot_h = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS,0);
if (INVALID_HANDLE_VALUE != process_snapshot_h)
{
BOOL ok = TRUE;
@@ -1078,9 +1078,9 @@ static double creation_time(HANDLE process)
return 0.0;
}
/* Recursive check if first process is parent (directly or indirectly) of
/* Recursive check if first process is parent (directly or indirectly) of
the second one. Both processes are passed as process ids, not handles.
Special return value 2 means that the second process is smss.exe and its
Special return value 2 means that the second process is smss.exe and its
parent process is System (first argument is ignored) */
static int is_parent_child(DWORD parent, DWORD child)
{
@@ -1098,21 +1098,21 @@ static int is_parent_child(DWORD parent, DWORD child)
PROCESSENTRY32 pinfo;
pinfo.dwSize = sizeof(PROCESSENTRY32);
for (
ok = Process32First(process_snapshot_h, &pinfo);
ok == TRUE;
ok = Process32First(process_snapshot_h, &pinfo);
ok == TRUE;
ok = Process32Next(process_snapshot_h, &pinfo) )
{
if (pinfo.th32ProcessID == child)
{
/*
Unfortunately, process ids are not really unique. There might
Unfortunately, process ids are not really unique. There might
be spurious "parent and child" relationship match between
two non-related processes if real parent process of a given
process has exited (while child process kept running as an
"orphan") and the process id of such parent process has been
reused by internals of the operating system when creating
process has exited (while child process kept running as an
"orphan") and the process id of such parent process has been
reused by internals of the operating system when creating
another process. Thus additional check is needed - process
creation time. This check may fail (ie. return 0) for system
creation time. This check may fail (ie. return 0) for system
processes due to insufficient privileges, and that's OK. */
double tchild = 0.0;
double tparent = 0.0;
@@ -1122,17 +1122,17 @@ static int is_parent_child(DWORD parent, DWORD child)
/* csrss.exe may display message box like following:
xyz.exe - Unable To Locate Component
This application has failed to start because
boost_foo-bar.dll was not found. Re-installing the
This application has failed to start because
boost_foo-bar.dll was not found. Re-installing the
application may fix the problem
This actually happens when starting test process that depends
on a dynamic library which failed to build. We want to
on a dynamic library which failed to build. We want to
automatically close these message boxes even though csrss.exe
is not our child process. We may depend on the fact that (in
all current versions of Windows) csrss.exe is directly
all current versions of Windows) csrss.exe is directly
child of smss.exe process, which in turn is directly child of
System process, which always has process id == 4 .
This check must be performed before comparison of process
This check must be performed before comparison of process
creation time */
if (stricmp(pinfo.szExeFile, "csrss.exe") == 0
&& is_parent_child(parent, pinfo.th32ParentProcessID) == 2)
@@ -1152,7 +1152,7 @@ static int is_parent_child(DWORD parent, DWORD child)
{
tchild = creation_time(hchild);
tparent = creation_time(hparent);
CloseHandle(hparent);
}
CloseHandle(hchild);
@@ -1193,14 +1193,14 @@ BOOL CALLBACK close_alert_window_enum(HWND hwnd, LPARAM lParam)
if (!GetClassNameA(hwnd, buf, sizeof(buf)))
return TRUE; /* failed to read class name; presume it's not a dialog */
if (strcmp(buf, "#32770") != 0)
return TRUE; /* not a dialog */
/* GetWindowThreadProcessId returns 0 on error, otherwise thread id
of window message pump thread */
tid = GetWindowThreadProcessId(hwnd, &pid);
if (tid && is_parent_child(p.pid, pid))
{
/* ask really nice */
@@ -1211,7 +1211,7 @@ BOOL CALLBACK close_alert_window_enum(HWND hwnd, LPARAM lParam)
PostThreadMessageA(tid, WM_QUIT, 0, 0);
WaitForSingleObject(p.h, 300);
}
/* done, we do not want to check any other window now */
return FALSE;
}
@@ -1222,7 +1222,7 @@ BOOL CALLBACK close_alert_window_enum(HWND hwnd, LPARAM lParam)
static void close_alert(HANDLE process)
{
DWORD pid = get_process_id(process);
/* If process already exited or we just cannot get its process id, do not
/* If process already exited or we just cannot get its process id, do not
go any further */
if (pid)
{