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New command to put computation to sleep.

This commit is contained in:
Alan Mishchenko 2023-12-18 21:04:31 +09:00
parent 16a3c5fc30
commit 7fe92148cc
1 changed files with 50 additions and 0 deletions
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50
src/base/cmd/cmd.c
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@ -37,6 +37,7 @@ ABC_NAMESPACE_IMPL_START
////////////////////////////////////////////////////////////////////////
static int CmdCommandTime ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int CmdCommandSleep ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int CmdCommandEcho ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int CmdCommandQuit ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int CmdCommandAbcrc ( Abc_Frame_t * pAbc, int argc, char ** argv );
@ -90,6 +91,7 @@ void Cmd_Init( Abc_Frame_t * pAbc )
Cmd_HistoryRead( pAbc );
Cmd_CommandAdd( pAbc, "Basic", "time", CmdCommandTime, 0 );
Cmd_CommandAdd( pAbc, "Basic", "sleep", CmdCommandSleep, 0 );
Cmd_CommandAdd( pAbc, "Basic", "echo", CmdCommandEcho, 0 );
Cmd_CommandAdd( pAbc, "Basic", "quit", CmdCommandQuit, 0 );
Cmd_CommandAdd( pAbc, "Basic", "abcrc", CmdCommandAbcrc, 0 );
@ -228,6 +230,54 @@ int CmdCommandTime( Abc_Frame_t * pAbc, int argc, char **argv )
return 1;
}
/**Function********************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
******************************************************************************/
int CmdCommandSleep( Abc_Frame_t * pAbc, int argc, char **argv )
{
abctime clkStop;
int c, nSecs = 1;
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "Nh" ) ) != EOF )
{
switch ( c )
{
case 'N':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-N\" should be followed by an integer.\n" );
goto usage;
}
nSecs = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
if ( nSecs < 0 )
goto usage;
break;
case 'h':
goto usage;
default:
goto usage;
}
}
clkStop = Abc_Clock() + nSecs * CLOCKS_PER_SEC;
while ( Abc_Clock() < clkStop );
return 0;
usage:
fprintf( pAbc->Err, "usage: sleep [-N <num>] [-h]\n" );
fprintf( pAbc->Err, " puts ABC to sleep for the given time\n" );
fprintf( pAbc->Err, "-N num time in seconds [default = %d]\n", nSecs );
fprintf( pAbc->Err, "-h print the command usage\n" );
return 1;
}
/**Function********************************************************************
Synopsis []