diff options
Diffstat (limited to 'contrib/bc/manuals/bc/EH.1')
| -rw-r--r-- | contrib/bc/manuals/bc/EH.1 | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/contrib/bc/manuals/bc/EH.1 b/contrib/bc/manuals/bc/EH.1 index 8cb2a3bc8335..dca77a99162e 100644 --- a/contrib/bc/manuals/bc/EH.1 +++ b/contrib/bc/manuals/bc/EH.1 @@ -25,7 +25,7 @@ .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE .\" POSSIBILITY OF SUCH DAMAGE. .\" -.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual" +.TH "BC" "1" "February 2021" "Gavin D. Howard" "General Commands Manual" .SH NAME .PP bc - arbitrary-precision decimal arithmetic language and calculator @@ -189,12 +189,16 @@ This means that if a file is given before an expression, the file is read in and evaluated first. .RS .PP -After processing all expressions and files, bc(1) will exit, unless +If this option is given on the command-line (i.e., not in +\f[B]BC_ENV_ARGS\f[R], see the \f[B]ENVIRONMENT VARIABLES\f[R] section), +then after processing all expressions and files, bc(1) will exit, unless \f[B]-\f[R] (\f[B]stdin\f[R]) was given as an argument at least once to -\f[B]-f\f[R] or \f[B]\[en]file\f[R]. +\f[B]-f\f[R] or \f[B]\[en]file\f[R], whether on the command-line or in +\f[B]BC_ENV_ARGS\f[R]. However, if any other \f[B]-e\f[R], \f[B]\[en]expression\f[R], -\f[B]-f\f[R], or \f[B]\[en]file\f[R] arguments are given after that, -bc(1) will give a fatal error and exit. +\f[B]-f\f[R], or \f[B]\[en]file\f[R] arguments are given after +\f[B]-f-\f[R] or equivalent is given, bc(1) will give a fatal error and +exit. .PP This is a \f[B]non-portable extension\f[R]. .RE @@ -206,9 +210,15 @@ If expressions are also given (see above), the expressions are evaluated in the order given. .RS .PP -After processing all expressions and files, bc(1) will exit, unless +If this option is given on the command-line (i.e., not in +\f[B]BC_ENV_ARGS\f[R], see the \f[B]ENVIRONMENT VARIABLES\f[R] section), +then after processing all expressions and files, bc(1) will exit, unless \f[B]-\f[R] (\f[B]stdin\f[R]) was given as an argument at least once to \f[B]-f\f[R] or \f[B]\[en]file\f[R]. +However, if any other \f[B]-e\f[R], \f[B]\[en]expression\f[R], +\f[B]-f\f[R], or \f[B]\[en]file\f[R] arguments are given after +\f[B]-f-\f[R] or equivalent is given, bc(1) will give a fatal error and +exit. .PP This is a \f[B]non-portable extension\f[R]. .RE @@ -217,6 +227,9 @@ All long options are \f[B]non-portable extensions\f[R]. .SH STDOUT .PP Any non-error output is written to \f[B]stdout\f[R]. +In addition, if history (see the \f[B]HISTORY\f[R] section) and the +prompt (see the \f[B]TTY MODE\f[R] section) are enabled, both are output +to \f[B]stdout\f[R]. .PP \f[B]Note\f[R]: Unlike other bc(1) implementations, this bc(1) will issue a fatal error (see the \f[B]EXIT STATUS\f[R] section) if it cannot |