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add $plan9 variable

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rsc 2005-01-11 19:46:06 +00:00
parent f6bc914915
commit 4de03b544c
3 changed files with 16 additions and 7 deletions
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5
man/man7/plumb.7
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@ -337,6 +337,11 @@ field of the message.
The contents of the The contents of the
.B wdir .B wdir
field of the message. field of the message.
.TP
.B $plan9
The root directory of the Plan 9 tree
(see
.IR get9root (3)).
.RE .RE
.SH EXAMPLE .SH EXAMPLE
The following is a modest, representative file of plumbing rules. The following is a modest, representative file of plumbing rules.

13
plumb/basic
View file

@ -58,7 +58,7 @@ data matches '[a-zA-Z¡-
data matches '([a-zA-Z¡-￿0-9_\-./]+)\.(jpe?g|JPE?G|gif|GIF|tiff?|TIFF?|ppm|bit|png|PNG)' data matches '([a-zA-Z¡-￿0-9_\-./]+)\.(jpe?g|JPE?G|gif|GIF|tiff?|TIFF?|ppm|bit|png|PNG)'
arg isfile $0 arg isfile $0
plumb to image plumb to image
plumb start qiv -t $file plumb start page $file
# postscript/pdf/dvi go to page but not over the a plumb port # postscript/pdf/dvi go to page but not over the a plumb port
# the port is here for reference but is unused # the port is here for reference but is unused
@ -67,8 +67,7 @@ data matches '[a-zA-Z¡-
data matches '([a-zA-Z¡-￿0-9_\-./]+)\.(ps|PS|eps|EPS|pdf|PDF|dvi|DVI)' data matches '([a-zA-Z¡-￿0-9_\-./]+)\.(ps|PS|eps|EPS|pdf|PDF|dvi|DVI)'
arg isfile $0 arg isfile $0
plumb to postscript plumb to postscript
plumb start psv $file plumb start page $file
# plumb start page -w $file
# open office - s[xt][cdigmw], doc, xls, ppt # open office - s[xt][cdigmw], doc, xls, ppt
data matches '[a-zA-Z¡-￿0-9_\-./]+' data matches '[a-zA-Z¡-￿0-9_\-./]+'
@ -104,10 +103,10 @@ attr add addr=$3
plumb to edit plumb to edit
plumb client $editor plumb client $editor
# .h files are looked up in /usr/local/plan9/include and passed to edit # .h files are looked up in $plan9/include and passed to edit
type is text type is text
data matches '([a-zA-Z¡-￿0-9]+\.h)('$addr')?' data matches '([a-zA-Z¡-￿0-9]+\.h)('$addr')?'
arg isfile /usr/local/plan9/include/$1 arg isfile $plan9/include/$1
data set $file data set $file
attr add addr=$3 attr add addr=$3
plumb to edit plumb to edit
@ -138,9 +137,9 @@ plumb start rc -c 'man '$2' '$1' >[2=1] | nobs | plumb -i -d edit -a ''action=sh
dst is image dst is image
arg isfile $data arg isfile $data
plumb to image plumb to image
plumb start qiv -t $data plumb start page $data
# start rule for postscript without known suffixes # start rule for postscript without known suffixes
dst is postscript dst is postscript
arg isfile $data arg isfile $data
plumb start gv $data plumb start page $data

5
src/cmd/plumb/rules.c
View file

@ -531,6 +531,11 @@ readruleset(void)
Ruleset *rs; Ruleset *rs;
Rule *r; Rule *r;
int eof, inrule, i, ncmd; int eof, inrule, i, ncmd;
char *plan9root;
plan9root = get9root();
if(plan9root)
setvariable("plan9", 5, plan9root, plan9root);
Again: Again:
eof = 0; eof = 0;