void exec_wait()
{
int i = -1;
int exit_reason; /* reason why a command completed */
/* Wait for a command to complete, while snarfing up any output. */
while ( 1 )
{
/* Check for a complete command, briefly. */
i = try_wait( 500 );
/* Read in the output of all running commands. */
read_output();
/* Close out pending debug style dialogs. */
close_alerts();
/* Process the completed command we found. */
if ( i >= 0 ) { exit_reason = EXIT_OK; break; }
/* Check if a command ran out of time. */
i = try_kill_one();
if ( i >= 0 ) { exit_reason = EXIT_TIMEOUT; break; }
}
/* We have a command... process it. */
{
DWORD exit_code;
timing_info time;
int rstat;
/* The time data for the command. */
record_times( cmdtab[ i ].pi.hProcess, &time );
/* Removed the used temporary command file. */
if ( cmdtab[ i ].command_file->size )
unlink( cmdtab[ i ].command_file->value );
/* Find out the process exit code. */
GetExitCodeProcess( cmdtab[ i ].pi.hProcess, &exit_code );
/* The dispossition of the command. */
if ( interrupted() )
rstat = EXEC_CMD_INTR;
else if ( exit_code )
rstat = EXEC_CMD_FAIL;
else
rstat = EXEC_CMD_OK;
/* Call the callback, may call back to jam rule land. */
(*cmdtab[ i ].func)( cmdtab[ i ].closure, rstat, &time,
cmdtab[ i ].buffer_out->value, cmdtab[ i ].buffer_err->value,
exit_reason );
/* Clean up our child process tracking data. No need to clear the
* temporary command file name as it gets reused.
*/
closeWinHandle( &cmdtab[ i ].pi.hProcess );
closeWinHandle( &cmdtab[ i ].pi.hThread );
closeWinHandle( &cmdtab[ i ].pipe_out[ EXECCMD_PIPE_READ ] );
closeWinHandle( &cmdtab[ i ].pipe_out[ EXECCMD_PIPE_WRITE ] );
closeWinHandle( &cmdtab[ i ].pipe_err[ EXECCMD_PIPE_READ ] );
closeWinHandle( &cmdtab[ i ].pipe_err[ EXECCMD_PIPE_WRITE ] );
string_renew( cmdtab[ i ].buffer_out );
string_renew( cmdtab[ i ].buffer_err );
}
}
int exec_wait()
{
int i = -1;
/* Handle naive make1() which does not know if cmds are running. */
if ( !cmdsrunning )
return 0;
/* Wait for a command to complete, while snarfing up any output. */
do
{
/* Check for a complete command, briefly. */
i = try_wait(500);
/* Read in the output of all running commands. */
read_output();
/* Close out pending debug style dialogs. */
close_alerts();
/* Check if a command ran out of time. */
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 );
/* Clear the temp file. */
if ( cmdtab[ i ].tempfile_bat )
{
unlink( cmdtab[ i ].tempfile_bat );
BJAM_FREE( cmdtab[ i ].tempfile_bat );
cmdtab[ i ].tempfile_bat = NULL;
}
/* Find out the process exit code. */
GetExitCodeProcess( cmdtab[ i ].pi.hProcess, &cmdtab[ i ].exit_code );
/* The dispossition of the command. */
if ( intr )
rstat = EXEC_CMD_INTR;
else if ( cmdtab[ i ].exit_code != 0 )
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,
cmdtab[ i ].target.size > 0 ? cmdtab[ i ].target.value : 0,
cmdtab[ i ].command.size > 0 ? cmdtab[ i ].command.value : 0,
cmdtab[ i ].buffer_out.size > 0 ? cmdtab[ i ].buffer_out.value : 0,
cmdtab[ i ].buffer_err.size > 0 ? cmdtab[ i ].buffer_err.value : 0,
cmdtab[ i ].exit_reason );
/* Call the callback, may call back to jam rule land. Assume -p0 in
* effect so only pass buffer containing merged output.
*/
(*cmdtab[ i ].func)(
cmdtab[ i ].closure,
rstat,
&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 );
string_free( &cmdtab[ i ].command ); string_new( &cmdtab[ i ].command );
if ( cmdtab[ i ].pi.hProcess ) { CloseHandle( cmdtab[ i ].pi.hProcess ); cmdtab[ i ].pi.hProcess = 0; }
if ( cmdtab[ i ].pi.hThread ) { CloseHandle( cmdtab[ i ].pi.hThread ); cmdtab[ i ].pi.hThread = 0; }
if ( cmdtab[ i ].pipe_out[ 0 ] ) { CloseHandle( cmdtab[ i ].pipe_out[ 0 ] ); cmdtab[ i ].pipe_out[ 0 ] = 0; }
if ( cmdtab[ i ].pipe_out[ 1 ] ) { CloseHandle( cmdtab[ i ].pipe_out[ 1 ] ); cmdtab[ i ].pipe_out[ 1 ] = 0; }
if ( cmdtab[ i ].pipe_err[ 0 ] ) { CloseHandle( cmdtab[ i ].pipe_err[ 0 ] ); cmdtab[ i ].pipe_err[ 0 ] = 0; }
if ( cmdtab[ i ].pipe_err[ 1 ] ) { CloseHandle( cmdtab[ i ].pipe_err[ 1 ] ); cmdtab[ i ].pipe_err[ 1 ] = 0; }
string_free( &cmdtab[ i ].buffer_out ); string_new( &cmdtab[ i ].buffer_out );
string_free( &cmdtab[ i ].buffer_err ); string_new( &cmdtab[ i ].buffer_err );
cmdtab[ i ].exit_code = 0;
cmdtab[ i ].exit_reason = EXIT_OK;
}
return 1;
}
