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authorJustin Davis <jrcd83@gmail.com>2011-09-21 22:09:57 +0200
committerJustin Davis <jrcd83@gmail.com>2011-09-21 22:09:57 +0200
commit197f4ace2306b7b235748d9961d655858b39c2c7 (patch)
tree248ab367e705352535536b7db943b1943c412c8b /bin/pbjparse.awk
parent9d37bd99729f8b95a237f994d0c4566e566135a8 (diff)
downloadgenpkg-197f4ace2306b7b235748d9961d655858b39c2c7.tar.gz
genpkg-197f4ace2306b7b235748d9961d655858b39c2c7.tar.xz
Call anything pbj related "tweaks", now.
Rename pbjparse.awk to tweakmeta. Make it executable. Rename pbj/ to tweaks. Remove .pbj suffix from files.
Diffstat (limited to 'bin/pbjparse.awk')
-rwxr-xr-xbin/pbjparse.awk126
1 files changed, 0 insertions, 126 deletions
diff --git a/bin/pbjparse.awk b/bin/pbjparse.awk
deleted file mode 100755
index 8d86ad9..0000000
--- a/bin/pbjparse.awk
+++ /dev/null
@@ -1,126 +0,0 @@
-# pbjparse.awk
-##
-# Parse a .pbj data file and print a PKGMETA data file to stdout.
-# Justin Davis <jrcd83@gmail.com>
-
-BEGIN { PROG = "pbjparse" }
-
-{ sub(/#.*/, "") }
-
-$1 == "+" { pushval($2, joinfields(3)); next }
-
-$1 == "-" { remval($2, $3); next }
-
-$1 == "<" {
- i = findval($2, $3)
- stack[++stacklen] = pbvars[$2, i]
- remelem($2, i)
- next
-}
-
-$1 == ">" {
- if (stacklen < 1)
- die("No values on the stack. Make sure you use '<' first.")
- pushval($2, stack[stacklen--])
- next
-}
-
-$1 == "=" {
- if ($2 == "optdepends") die("cannot use '=' with optdepends.")
- remall($2)
- for (i=3; i<=NF; i++) pushval($2, $i)
- next
-}
-
-$1 == "!" {
- cmd = joinfields(2)
- while ((ret = cmd | getline) > 0) parsepbj()
- if (ret == -1) die("failed to run " cmd)
- close(cmd)
- next
-}
-
-$1 == "|" { pbpipes[++pipecount] = joinfields(2); next }
-
-# ignore lines of whitespace
-$1 !~ /^[ \t]*$/ { die("invalid input: " $0) }
-
-END {
- OFS = "\n"
- writemakepb()
-
- for (name in pbcount) {
- len = pbcount[name]
- if (len == 0) continue
-
- print name
- for (i=1; i<=len; i++) print pbvars[name, i]
- print ""
- }
-
- if (!seenpkgr) {
- pkger = ENVIRON["PACKAGER"]
- if (pkger == "") pkger = "Anonymous"
- print "packager\n" pkger
- }
-}
-
-function die (msg)
-{
- printf "%s: error line %d: %s\n", PROG, FNR, msg | "cat 1>&2"
- exit 1
-}
-
-function joinfields (start, msg)
-{
- msg = $(start++)
- while (start <= NF) msg = msg " " $(start++)
- return msg
-}
-
-function remall (field)
-{
- pbcount[field] = 0
-}
-
-function pushval (field, val)
-{
- if (field == "packager") seenpkgr = 1
- pbvars[field, ++pbcount[field]] = val
-}
-
-function remval (field, prefix)
-{
- remelem(field, findval(field, prefix))
-}
-
-function remelem (field, i, len)
-{
- # TODO: error check if "i" is in bounds?
- len = pbcount[field]
- for (len = pbcount[field]; i < len; i++)
- pbvars[field, i] = pbvars[field, i+1]
- delete pbvars[field, i]
- pbcount[field]--
-}
-
-function findval (field, prefix, i, len)
-{
- len = pbcount[field]
- if (len == 0) die(field " is empty!")
-
- for (i=1; i<=len; i++) if (pbvars[field, i] ~ "^" prefix) break
- if (i > len) die("could not find " prefix " in " field "'s values")
- return i
-}
-
-function writemakepb ()
-{
- tcmd = pbpipes[1]
- for (i = 2; i <= pipecount; i++) tcmd = tcmd " | \\\n " pbpipes[i]
- print "#!/bin/sh" > "makepb"
- print "PATH=" ENVIRON["PATH"] > "makepb"
- print "cat PKGMETA | " tcmd > "makepb"
- close("makepb")
- system("chmod +x makepb")
-}