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Make the bg builtin check that all specified jobs exist before sending any of them to background. Also make sure that the string to pid conversion didn't throw errors.

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darcs-hash:20070109002144-ac50b-c3954d98bab5cd95699966b2d1f2480797a9094d.gz
This commit is contained in:
axel 2007-01-09 10:21:44 +10:00
parent bc2c37c739
commit 41206e70b4
1 changed files with 27 additions and 3 deletions
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30
builtin.c
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@ -2478,12 +2478,36 @@ static int builtin_bg( wchar_t **argv )
}
else
{
for( argv++; !res && *argv != 0; argv++ )
wchar_t *end;
int i;
int pid;
int err = 0;
for( i=1; argv[i]; i++ )
{
int pid = wcstol( *argv, 0, 10 );
res |= send_to_bg( job_get_from_pid( pid ), *argv);
errno=0;
pid = (int)wcstol( argv[i], &end, 10 );
if( errno || pid < 0 || *end || !job_get_from_pid( pid ) )
{
sb_printf( sb_err,
_( L"%ls: '%ls' is not a job\n" ),
argv[0],
argv[i] );
err = 1;
break;
}
}
if( !err )
{
for( i=1; !res && argv[i]; i++ )
{
pid = (int)wcstol( argv[i], 0, 10 );
res |= send_to_bg( job_get_from_pid( pid ), *argv);
}
}
}
return res;
}