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| author |   Ingo Schwarze <schwarze@openbsd.org> | 2018-04-09 22:27:04 +0000 |
|---|---|---|
| committer | Ingo Schwarze <schwarze@openbsd.org> | 2018-04-09 22:27:04 +0000 |
| commit | 318dcfc920386cbcdf23d6d81d97b72fabb8de35 (patch) | |
| tree | d604e4c97cd171505a613612fe598dcf14b06e9b /regress | |
| parent | 5aacba9ce0d0de6d9276777e5f2b193b60604d5f (diff) | |
| download | mandoc-318dcfc920386cbcdf23d6d81d97b72fabb8de35.tar.gz mandoc-318dcfc920386cbcdf23d6d81d97b72fabb8de35.tar.zst mandoc-318dcfc920386cbcdf23d6d81d97b72fabb8de35.zip | |
When accessing an undefined number register, define it to be zero, like
the previous commit for strings and macros, only technically simpler.
Desired behaviour also mentioned by Werner Lemberg in 2011.
This diff adds functionality but is -21 +19 LOC. :-)
Diffstat (limited to 'regress')
| -rw-r--r-- | regress/roff/nr/Makefile | 2 | ||||
| -rw-r--r-- | regress/roff/nr/undef.in | 24 | ||||
| -rw-r--r-- | regress/roff/nr/undef.out_ascii | 21 |
3 files changed, 46 insertions, 1 deletions
diff --git a/regress/roff/nr/Makefile b/regress/roff/nr/Makefile index 8da68878..b3ba8102 100644 --- a/regress/roff/nr/Makefile +++ b/regress/roff/nr/Makefile @@ -1,6 +1,6 @@ # $OpenBSD: Makefile,v 1.9 2015/01/23 00:38:43 schwarze Exp $ -REGRESS_TARGETS = argc divzero eval escname int predef rr scale +REGRESS_TARGETS = argc divzero escname eval int predef rr scale undef LINT_TARGETS = divzero escname .include <bsd.regress.mk> diff --git a/regress/roff/nr/undef.in b/regress/roff/nr/undef.in new file mode 100644 index 00000000..fd6000cb --- /dev/null +++ b/regress/roff/nr/undef.in @@ -0,0 +1,24 @@ +.\" $OpenBSD: divzero.in,v 1.3 2017/07/04 14:53:27 schwarze Exp $ +.TH NR-UNDEF 1 "April 9, 2018" +.SH NAME +nr-undef \- using an undefined number register +.SH DESCRIPTION +The myr register is initially +.ie rmyr defined. +.el undefined. +.PP +Its initial value is \n[myr]. +.PP +After interpolating it, is is now +.ie rmyr defined. +.el undefined. +.PP +.nr myr 1 +After defining it to \n[myr], it is of course still +.ie rmyr defined. +.el undefined. +.PP +.rr myr +After removing it, it is again +.ie rmyr defined. +.el undefined. diff --git a/regress/roff/nr/undef.out_ascii b/regress/roff/nr/undef.out_ascii new file mode 100644 index 00000000..e7649eca --- /dev/null +++ b/regress/roff/nr/undef.out_ascii @@ -0,0 +1,21 @@ +NR-UNDEF(1) General Commands Manual NR-UNDEF(1) + + + +NNAAMMEE + nr-undef - using an undefined number register + +DDEESSCCRRIIPPTTIIOONN + The myr register is initially undefined. + + Its initial value is 0. + + After interpolating it, is is now defined. + + After defining it to 1, it is of course still defined. + + After removing it, it is again undefined. + + + +OpenBSD April 9, 2018 NR-UNDEF(1) |