tsig - plan9port - [fork] Plan 9 from user space
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       ---
       tsig (829B)
       ---
            1 #!/usr/local/plan9/bin/rc
            2 # Usage: sig key ...
            3 #        prints out function signatures by grepping the manual
            4 
            5 . 9.rc
            6 *=`{echo $*|tr A-Z a-z|tr -dc 'a-z0-9_ \012'}        # fold case, delete funny chars
            7 if(~ $#* 0){
            8         echo Usage: sig function ... >[1=2]
            9         exit 1
           10 }
           11 
           12 noplan9=()
           13 for(p in $path) {
           14         if(! ~ $p $PLAN9/bin)
           15                 noplan9=($noplan9 $p)
           16 }        
           17 
           18 for (i) {
           19         files=`{grep -il '[         ]\*?'$i'\(' $PLAN9/man/man3/*.3*}
           20         for(j in $files) {
           21                 {echo .nr LL 20i; 9 sed -n '/^.SH SYNOPSIS/,/^.SH.*DESCR/p'  $j } |
           22                         nroff -man |
           23                         sed '
           24                                 :a
           25                                 /,$/ {
           26                                         N
           27                                         s/\n//
           28                                 }
           29                                 ta
           30                                 s/[         ]+/ /g' |
           31                         grep -i -e '[         ]\*?'$i'\(' | sed 's/^[ +]/        /'
           32         }
           33         { path=$noplan9; man 2 $i; man 3 $i } >[2]/dev/null | nobs | sed -n '
           34                 :d
           35                 /SYNOPSIS/bp
           36                 n
           37                 bd
           38                 :p
           39                 /DESCRIPTION/bd
           40                 p
           41                 n
           42                 bp
           43         ' | grep -i -e '[         ]\*?'$i'\(' | sed 's/^[ +]/        /'
           44 }
           45 
           46 exit 0