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ceriel 1987-03-29 13:33:37 +00:00
parent 4f41981cd8
commit 9c0aa5e7a3
1 changed files with 7 additions and 1 deletions
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8
modules/src/read_em/read_em.3
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@ -174,7 +174,8 @@ a non-numeric data label definition.
.br .br
The field \fIem_defdnam\fR contains the label. The field \fIem_defdnam\fR contains the label.
.IP "EM_ERROR none" \nau .IP "EM_ERROR none" \nau
an error in the input. an error in the input that makes the rest of the data in the structure
meaningless.
.br .br
\fIEM_error\fR \fIEM_error\fR
contains an error message. contains an error message.
@ -240,6 +241,11 @@ A string representation of the constant is found in \fIem_str\fR.
It has size \fIem_size\fR bytes on the target machine. It has size \fIem_size\fR bytes on the target machine.
.PD .PD
.PP .PP
When an error occurs, \fIEM_error\fR is set to indicate the reason.
\fIEM_error\fR also is the only means of detecting whether an error
occurred. The EM_ERROR described above is only set when the error
is serious enough.
.PP
The routine \fIEM_mkcalls\fR "translates" the EM instruction indicated The routine \fIEM_mkcalls\fR "translates" the EM instruction indicated
by \fIinstr\fR by \fIinstr\fR
into calls of the procedural interface defined in \fIem_code\fR(3L). into calls of the procedural interface defined in \fIem_code\fR(3L).