docs: Generate grammar and option summaries from manpage.

[fwd] / fw.c

diff --git a/fw.c b/fw.c
index 6f886e5..f626c6e 100644 (file)
--- a/fw.c
+++ b/fw.c
@@ -61,6 +61,7 @@
 #include "fattr.h"
 #include "file.h"
 #include "fw.h"
+#include "mantext.h"
 #include "privconn.h"
 #include "scan.h"
 #include "socket.h"
@@ -468,100 +469,15 @@ Other options:\n\
 static void grammar(FILE *fp)
 {
   version(fp);
-  pquis(fp, "\n\
-Grammar summary\n\
-\n\
-Basic syntax\n\
-       FILE ::= EMPTY | FILE STMT [`;']\n\
-       STMT ::= OPTION-STMT | FW-STMT\n\
-       FW-STMT ::= `fw' SOURCE OPTIONS [`to'|`->'] TARGET OPTIONS\n\
-       OPTIONS ::= `{' OPTION-SEQ `}'\n\
-       OPTION-SEQ ::= EMPTY | OPTION-STMT [`;'] OPTION-SEQ\n\
-\n\
-Option syntax\n\
-       OPTION-STMT ::= Q-OPTION\n\
-       Q-OPTION ::= OPTION\n\
-            | PREFIX `.' Q-OPTION\n\
-            | PREFIX `{' OPTION-SEQ `}'\n\
-       PREFIX ::= WORD\n\
-\n\
-File source and target\n\
-       SOURCE ::= FILE\n\
-       TARGET ::= FILE\n\
-       FILE ::= `file' [`.'] FSPEC [`,' FSPEC]\n\
-       FSPEC ::= FD-SPEC | NAME-SPEC | NULL-SPEC\n\
-       FD-SPEC ::= [[`:']`fd'[`:']] NUMBER|`stdin'|`stdout'\n\
-       NAME-SPEC ::= [[`:']`name'[`:']] FILE-NAME\n\
-       FILE-NAME ::= PATH-SEQ | [ PATH-SEQ ]\n\
-       PATH-SEQ ::= PATH-ELT | PATH-SEQ PATH-ELT\n\
-       PATH-ELT ::= `/' | WORD\n\
-       NULL-SPEC ::= [`:']`null'[`:']\n\
-\n\
-Exec source and target\n\
-       SOURCE ::= EXEC\n\
-       TARGET ::= EXEC\n\
-       EXEC ::= `exec' [`.'] CMD-SPEC\n\
-       CMD-SPEC ::= SHELL-CMD | [PROG-NAME] `[' ARGV0 ARG-SEQ `]'\n\
-       ARG-SEQ ::= WORD | ARG-SEQ WORD\n\
-       SHELL-CMD ::= WORD\n\
-       ARGV0 ::= WORD\n\
-\n\
-Socket source and target\n\
-       SOURCE ::= SOCKET-SOURCE\n\
-       TARGET ::= SOCKET-TARGET\n\
-       SOCKET-SOURCE ::= [`socket'[`.']] [[`:']ADDR-TYPE[`:']] SOURCE-ADDR\n\
-       SOCKET-TARGET ::= [`socket'[`.']] [[`:']ADDR-TYPE[`:']] TARGET-ADDR\n\
-\n\
-       INET-SOURCE-ADDR ::= [`port'] PORT\n\
-       INET-TARGET-ADDR ::= ADDRESS [`:'] PORT\n\
-       ADDRESS ::= ADDR-ELT | ADDRESS ADDR-ELT\n\
-       ADDR-ELT ::= `.' | WORD\n\
-\n\
-       UNIX-SOURCE-ADDR ::= FILE-NAME\n\
-       UNIX-TARGET-ADDR ::= FILE-NAME\n\
-");
+  fputs("\nGrammar summary\n\n", fp);
+  fputs(grammar_text, fp);
 }
 
 static void options(FILE *fp)
 {
   version(fp);
-  pquis(fp, "\n\
-Options summary\n\
-\n\
-File attributes (`fattr')\n\
-       prefix.FATTR.MODE [=] MODE\n\
-       prefix.FATTR.OWNER [=] USER\n\
-       prefix.FATTR.GROUP [=] GROUP\n\
-\n\
-File options\n\
-       file.create [=] yes|no\n\
-       file.open [=] no|truncate|append\n\
-       file.fattr.*\n\
-\n\
-Exec options\n\
-       exec.logging [=] yes|no\n\
-       exec.dir [=] FILE-NAME\n\
-       exec.root [=] FILE-NAME\n\
-       exec.user [=] USER\n\
-       exec.group [=] GROUP\n\
-       exec.rlimit.LIMIT[.hard|.soft] [=] VALUE\n\
-       exec.env.clear\n\
-       exec.env.unset VAR\n\
-       exec.env.[set] VAR [=] VALUE\n\
-\n\
-Socket options\n\
-       socket.conn [=] NUMBER|unlimited|one-shot\n\
-       socket.listen [=] NUMBER\n\
-       socket.logging [=] yes|no\n\
-\n\
-       socket.inet.source.[allow|deny] [host] ADDR [/ ADDR]\n\
-       socket.inet.source.[allow|deny] priv-port\n\
-       socket.inet.source.addr [=] any|ADDR\n\
-       socket.inet.dest.addr [=] any|ADDR\n\
-       socket.inet.dest.priv-port [=] yes|no\n\
-\n\
-       socket.unix.fattr.*\n\
-");
+  fputs("\nOption summary\n\n", fp);
+  fputs(option_text, fp);
 }
 
 /* --- @main@ --- *