diff options
Diffstat (limited to 'aux/emparse')
| -rwxr-xr-x | aux/emparse | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/aux/emparse b/aux/emparse deleted file mode 100755 index 5fb9397..0000000 --- a/aux/emparse +++ /dev/null @@ -1,218 +0,0 @@ -#!/bin/awk -f - -# aux/emparse -- parse em source - -BEGIN { - expectblock = 1 - itemlevel = 1 - linktext = ENVIRON["linktext"] - if (!linktext) linktext = "link" -} -END { breakblock() } - -/^$/ { breakblock(); getline } -expectblock && /^ / { newblock("table") } -expectblock && /^ - / { newblock("ul") } -expectblock && /^ [0-9a-z]+\. / { newblock("ol") } -expectblock && /^ \[[0-9a-z]\]+ / { newblock("nl") } -expectblock && /^ .*: / { newblock("dl") } -expectblock && /^ / { newblock("pre") } -expectblock && /^---$/ { expectblock = 0; printf "<hr/>\n"; next } -expectblock && /^= .* =$/ { heading(1, $0); next } -expectblock && /^== .* ==$/ { heading(2, $0); next } -expectblock && /^=== .* ===$/ { heading(3, $0); next } -expectblock && /^==== .* ====$/ { heading(4, $0); next } -expectblock && /^===== .* =====$/ { heading(5, $0); next } -expectblock && /^====== .* ======$/ { heading(6, $0); next } -expectblock { newblock("p") } - -openblock == "pre" { sub("^ ", ""); escape(); printf "%s\n", $0; next } - -openblock == "ul" && /^ - / { item(1, "ul", line) } -openblock == "ol" && /^ [0-9a-z]+\. / { item(1, "ol", line) } -openblock == "nl" && /^ \[[0-9a-z]\]+ [^ ]+$/ { next } # hyperlink reference -openblock == "nl" && /^ \[[0-9a-z]\]+ / { item(1, "nl", line) } # text reference -openblock == "dl" && /^ .*: / { term(line) } - -(openblock == "ul" || openblock == "ol") && /^ -/ { item(2, "ul", line) } -(openblock == "ul" || openblock == "ol") && /^ [0-9a-z]+\./ { item(2, "ol", line) } -(openblock == "ul" || openblock == "ol") && /^ -/ { item(3, "ul", line) } -(openblock == "ul" || openblock == "ol") && /^ [0-9a-z]+\./ { item(3, "ol", line) } -(openblock == "ul" || openblock == "ol") && /^ -/ { item(4, "ul", line) } -(openblock == "ul" || openblock == "ol") && /^ [0-9a-z]+\./ { item(4, "ol", line) } -(openblock == "ul" || openblock == "ol") && /^ -/ { item(5, "ul", line) } -(openblock == "ul" || openblock == "ol") && /^ [0-9a-z]+\./ { item(5, "ol", line) } -(openblock == "ul" || openblock == "ol") && /^ -/ { item(6, "ul", line) } -(openblock == "ul" || openblock == "ol") && /^ [0-9a-z]+\./ { item(6, "ol", line) } - -{ format($0) } # inline formatting - -function format(line) { - escape(line) - n = split(line, w, "[ ]") - for (i = 0; i <= n; i++) { - if (w[i] == "") continue; - - if (match(w[i], "^\\[[0-9a-z]+\\]$")) - w[i] = ref(substr(w[i], 2, RLENGTH-2)) - else if (match(w[i], "^\\[[0-9a-z]+\\][.,:;?!)]$")) - w[i] = ref(substr(w[i], 2, RLENGTH-3)) substr(w[i], RLENGTH) - else if (match(w[i], "^\\[[0-9a-z]+\\]\\)[.,:;?!]$")) - w[i] = ref(substr(w[i], 2, RLENGTH-4)) substr(w[i], RLENGTH-1) - - if (!openformat) { - if (match(w[i], "^`")) { - w[i] = "<tt>" substr(w[i], 2) - openformat = "tt" - } else if (match(w[i], "^\\*")) { - w[i] = "<i>" substr(w[i], 2) - openformat = "i" - } else if (match(w[i], "^_")) { - w[i] = "<b>" substr(w[i], 2) - openformat = "b" - } else if (match(w[i], "^\\(`")) { - w[i] = "(<tt>" substr(w[i], 3) - openformat = "tt" - } else if (match(w[i], "^\\(\\*")) { - w[i] = "(<i>" substr(w[i], 3) - openformat = "i" - } else if (match(w[i], "^\\(_")) { - w[i] = "(<b>" substr(w[i], 3) - openformat = "b" - } - } - - if (openformat) { - orig = w[i] - if (match(w[i], "`$")) - w[i] = substr(w[i], 1, RSTART-1) "</tt>" - else if (match(w[i], "\\*$")) - w[i] = substr(w[i], 1, RSTART-1) "</i>" - else if (match(w[i], "_$")) - w[i] = substr(w[i], 1, RSTART-1) "</b>" - else if (match(w[i], "`[.,:;?!)]$")) - w[i] = substr(w[i], 1, RSTART-1) "</tt>" substr(w[i], RSTART+1) - else if (match(w[i], "\\*[.,:;?!)]$")) - w[i] = substr(w[i], 1, RSTART-1) "</i>" substr(w[i], RSTART+1) - else if (match(w[i], "_[.,:;?!)]$")) - w[i] = substr(w[i], 1, RSTART-1) "</b>" substr(w[i], RSTART+1) - else if (match(w[i], "`\\)[.,:;?!]$")) - w[i] = substr(w[i], 1, RSTART-1) "</tt>" substr(w[i], RSTART+1) - else if (match(w[i], "\\*\\)[.,:;?!]$")) - w[i] = substr(w[i], 1, RSTART-1) "</i>" substr(w[i], RSTART+1) - else if (match(w[i], "_\\)[.,:;?!]$")) - w[i] = substr(w[i], 1, RSTART-1) "</b>" substr(w[i], RSTART+1) - if (w[i] != orig) openformat = "" - } - - printf "%s", w[i] - if (i < n) printf " " - } - printf "\n" -} - -function opentag(name) { - if (name == "nl") printf "<ol class=\"reflist\" style=\"font-size: small;\">\n" - else printf "<%s>\n", name -} - -function closetag(name) { - if (name == "nl") printf "</ol>\n" - else printf "</%s>\n", name -} - -function newblock(name) { - opentag(name) - openblock = name - expectblock = 0 -} - -function breakblock() { - if (openformat) { - printf "</%s>", openformat - printf "(%s:%d) warning: open <%s> closed at block break\n", ARGV[1], NR, openformat > "/dev/stderr" - } - if (openitem) { - printf "</li>\n" - while (itemlevel-- > 1) - closetag(openblock) - itemlevel = 1 - } - if (opendef) printf "</dd>\n" - if (openblock) closetag(openblock) - openitem = 0 - opendef = 0 - openblock = 0 - openformat = "" - itemlevel = 1 - delete leveltype - expectblock = 1 -} - -function heading(level, line) { - sub("^=* ", "", line) - sub(" =*$", "", line) - escape(line) - printf "<h%d>%s</h%d>\n", level, line, level - # should inline formatting be supported in headings? -} - -function item(level, type, line) { - if (openitem) printf "</li>" - openitem = 1 - if (type != "nl") { - for (; itemlevel < level; itemlevel++) { - printf "<%s>\n", type - leveltype[itemlevel+1] = type - } - for (; itemlevel > level; itemlevel--) { - printf "</%s>\n", leveltype[itemlevel] - leveltype[itemlevel] = "" - } - } - if (type == "ul") { - sub("^ +- ", "") - printf "<li>" - } - if (type == "ol") { - match($0, "[0-9a-z]+\.") - v = substr($0, RSTART, RLENGTH-1) - sub("^ +[0-9a-z]+\. ", "") - printf "<li value=\"%s\">", v - } - if (type == "nl") { - match($0, "\\[[0-9a-z]+\\]") - v = substr($0, RSTART+1, RLENGTH-2) - sub("^ +\\[[0-9a-z]+\\] ", "") - printf "<li value=\"%s\" id=\"ref%s\">", v, v - } -} - -function term(line, t) { # t is a local variable - if (opendef) printf "</dd>" - opendef = 1 - t = $0 - sub("^ ", "", t) - sub(": .*$", "", t) - sub("^ [^:]+: ", "") - escape(t) - printf "<dt>%s</dt><dd>", t -} - -function ref(v) { - if (ENVIRON["ref" v] != "") - return "(<a href=\"" ENVIRON["ref" v] "\">" linktext "</a>)" - return "[<a href=\"#ref" v "\">" v "</a>]" -} - -function escape(s) { - if (s == "") { - gsub("&", "\\&") - gsub("<", "\\<") - gsub(">", "\\>") - } else { - gsub("&", "\\&", s) - gsub("<", "\\<", s) - gsub(">", "\\>", s) - } -} |