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Add a -/--quiet option to jobs for silent evaluation

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This commit is contained in:
Mahmoud Al-Qudsi 2018-03-04 15:20:14 -06:00
parent 99a34fe841
commit 6814f29cd7
1 changed files with 17 additions and 5 deletions
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22
src/builtin_jobs.cpp
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@ -23,6 +23,7 @@ enum {
JOBS_PRINT_PID, // print pid of each process in job
JOBS_PRINT_COMMAND, // print command name of each process in job
JOBS_PRINT_GROUP, // print group id of job
JOBS_PRINT_NOTHING, // print nothing (exit status only)
};
#ifdef HAVE__PROC_SELF_STAT
@ -49,6 +50,9 @@ static int cpu_use(const job_t *j) {
/// Print information about the specified job.
static void builtin_jobs_print(const job_t *j, int mode, int header, io_streams_t &streams) {
switch (mode) {
case JOBS_PRINT_NOTHING: {
break;
}
case JOBS_DEFAULT: {
if (header) {
// Print table header before first job.
@ -115,11 +119,15 @@ int builtin_jobs(parser_t &parser, io_streams_t &streams, wchar_t **argv) {
int mode = JOBS_DEFAULT;
int print_last = 0;
static const wchar_t *short_options = L":cghlp";
static const wchar_t *short_options = L":cghlpq";
static const struct woption long_options[] = {
{L"pid", no_argument, NULL, 'p'}, {L"command", no_argument, NULL, 'c'},
{L"group", no_argument, NULL, 'g'}, {L"last", no_argument, NULL, 'l'},
{L"help", no_argument, NULL, 'h'}, {NULL, 0, NULL, 0}};
{L"command", no_argument, NULL, 'c'},
{L"group", no_argument, NULL, 'g'},
{L"help", no_argument, NULL, 'h'},
{L"last", no_argument, NULL, 'l'},
{L"pid", no_argument, NULL, 'p'},
{L"quiet", no_argument, NULL, 'q'},
{nullptr, 0, NULL, 0}};
int opt;
wgetopter_t w;
@ -129,6 +137,10 @@ int builtin_jobs(parser_t &parser, io_streams_t &streams, wchar_t **argv) {
mode = JOBS_PRINT_PID;
break;
}
case 'q': {
mode = JOBS_PRINT_NOTHING;
break;
}
case 'c': {
mode = JOBS_PRINT_COMMAND;
break;
@ -207,7 +219,7 @@ int builtin_jobs(parser_t &parser, io_streams_t &streams, wchar_t **argv) {
if (!found) {
// Do not babble if not interactive.
if (!streams.out_is_redirected) {
if (!streams.out_is_redirected && mode != JOBS_PRINT_NOTHING) {
streams.out.append_format(_(L"%ls: There are no jobs\n"), argv[0]);
}
return STATUS_CMD_ERROR;