If a manual page is installed gzip(1)ed, let makewhatis(8) take

note in mandoc.db(5), such that man(1) -w and apropos(1) -w can
report the correct filename.
This is a prerequisite for letting apropos -a and man support
gzip'ed manuals in the future, which doesn't work yet.

5 files changed, 39 insertions, 19 deletions

diff --git a/main.c b/main.c
index 5c13d2f7..5a7db15e 100644
--- a/main.c
+++ b/main.c
@@ -370,7 +370,7 @@ main(int argc, char *argv[])
 	while (argc) {
 #if HAVE_SQLITE3
 		if (resp != NULL) {
-			if (resp->form) {
+			if (resp->form & FORM_SRC) {
 				/* For .so only; ignore failure. */
 				chdir(paths.paths[resp->ipath]);
 				parse(&curp, -1, resp->file, &rc);
diff --git a/mandoc.db.5 b/mandoc.db.5
index 0cae2fd0..3d383e9e 100644
--- a/mandoc.db.5
+++ b/mandoc.db.5
@@ -67,13 +67,26 @@ The description line
 .Pq Sq \&Nd
 of the page.
 .It Sy mpages.form
-The
+An
 .Vt INTEGER
-1 if the page is unformatted, i.e. in
+bit field.
+If bit
+.Dv FORM_GZ
+is set, the page is compressed and requires
+.Xr gunzip 1
+for display.
+If bit
+.Dv FORM_SRC
+is set, the page is unformatted, that is in
 .Xr mdoc 7
 or
 .Xr man 7
-format, and 2 if it is formatted, i.e. a
+format, and requires
+.Xr mandoc 1
+for display.
+If bit
+.Dv FORM_SRC
+is not set, the page is formatted, i.e. a
 .Sq cat
 page.
 .It Sy mlinks.sec
diff --git a/mandocdb.c b/mandocdb.c
index 718d5420..e1c744d7 100644
--- a/mandocdb.c
+++ b/mandocdb.c
@@ -1,4 +1,4 @@
-/*	$Id$ */
+/*	$OpenBSD$ */
 /*
  * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -83,12 +83,6 @@ enum	op {
 	OP_TEST /* change no databases, report potential problems */
 };
 
-enum	form {
-	FORM_NONE,  /* format is unknown */
-	FORM_SRC,   /* format is -man or -mdoc */
-	FORM_CAT    /* format is cat */
-};
-
 struct	str {
 	char		*rendered; /* key in UTF-8 or ASCII form */
 	const struct mpage *mpage; /* if set, the owning parse */
@@ -104,24 +98,24 @@ struct	inodev {
 struct	mpage {
 	struct inodev	 inodev;  /* used for hashing routine */
 	int64_t		 pageid;  /* pageid in mpages SQL table */
-	enum form	 form;    /* format from file content */
 	char		*sec;     /* section from file content */
 	char		*arch;    /* architecture from file content */
 	char		*title;   /* title from file content */
 	char		*desc;    /* description from file content */
 	struct mlink	*mlinks;  /* singly linked list */
+	int		 form;    /* format from file content */
 };
 
 struct	mlink {
 	char		 file[PATH_MAX]; /* filename rel. to manpath */
-	enum form	 dform;   /* format from directory */
-	enum form	 fform;   /* format from file name suffix */
 	char		*dsec;    /* section from directory */
 	char		*arch;    /* architecture from directory */
 	char		*name;    /* name from file name (not empty) */
 	char		*fsec;    /* section from file name suffix */
 	struct mlink	*next;    /* singly linked list */
 	struct mpage	*mpage;   /* parent */
+	int		 dform;   /* format from directory */
+	int		 fform;   /* format from file name suffix */
 	int		 gzip;	  /* filename has a .gz suffix */
 };
 
@@ -838,6 +832,7 @@ filescan(const char *file)
 	}
 
 	mlink = mandoc_calloc(1, sizeof(struct mlink));
+	mlink->dform = FORM_NONE;
 	if (strlcpy(mlink->file, start, sizeof(mlink->file)) >=
 	    sizeof(mlink->file)) {
 		say(start, "Filename too long");
@@ -1226,6 +1221,8 @@ mpages_merge(struct mchars *mc, struct mparse *mp)
 			mpage->title =
 			    mandoc_strdup(mpage->mlinks->name);
 		}
+		if (mpage->mlinks->gzip)
+			mpage->form |= FORM_GZ;
 		putkey(mpage, mpage->sec, TYPE_sec);
 		putkey(mpage, '\0' == *mpage->arch ?
 		    any : mpage->arch, TYPE_arch);
@@ -2057,7 +2054,7 @@ dbadd(struct mpage *mpage, struct mchars *mc)
 
 	i = 1;
 	SQL_BIND_TEXT(stmts[STMT_INSERT_PAGE], i, key->rendered);
-	SQL_BIND_INT(stmts[STMT_INSERT_PAGE], i, FORM_SRC == mpage->form);
+	SQL_BIND_INT(stmts[STMT_INSERT_PAGE], i, mpage->form);
 	SQL_STEP(stmts[STMT_INSERT_PAGE]);
 	mpage->pageid = sqlite3_last_insert_rowid(db);
 	sqlite3_reset(stmts[STMT_INSERT_PAGE]);
diff --git a/mansearch.c b/mansearch.c
index 4455dc11..1d94937c 100644
--- a/mansearch.c
+++ b/mansearch.c
@@ -80,7 +80,7 @@ struct	expr {
 struct	match {
 	uint64_t	 pageid; /* identifier in database */
 	char		*desc; /* manual page description */
-	int		 form; /* 0 == catpage */
+	int		 form; /* bit field: formatted, zipped? */
 };
 
 static	void		 buildnames(struct manpage *, sqlite3 *,
@@ -398,6 +398,7 @@ buildnames(struct manpage *mpage, sqlite3 *db, sqlite3_stmt *s,
 {
 	char		*newnames, *prevsec, *prevarch;
 	const char	*oldnames, *sep1, *name, *sec, *sep2, *arch, *fsec;
+	const char	*gzip;
 	size_t		 i;
 	int		 c;
 
@@ -463,16 +464,20 @@ buildnames(struct manpage *mpage, sqlite3 *db, sqlite3_stmt *s,
 		if (NULL != mpage->file)
 			continue;
 
-		if (form) {
+		if (form & FORM_SRC) {
 			sep1 = "man";
 			fsec = sec;
 		} else {
 			sep1 = "cat";
 			fsec = "0";
 		}
+		if (form & FORM_GZ)
+			gzip = ".gz";
+		else
+			gzip = "";
 		sep2 = '\0' == *arch ? "" : "/";
-		mandoc_asprintf(&mpage->file, "%s/%s%s%s%s/%s.%s",
-		    path, sep1, sec, sep2, arch, name, fsec);
+		mandoc_asprintf(&mpage->file, "%s/%s%s%s%s/%s.%s%s",
+		    path, sep1, sec, sep2, arch, name, fsec, gzip);
 	}
 	if (SQLITE_DONE != c)
 		fprintf(stderr, "%s\n", sqlite3_errmsg(db));
diff --git a/mansearch.h b/mansearch.h
index 80c9e6a7..7e40ef45 100644
--- a/mansearch.h
+++ b/mansearch.h
@@ -68,6 +68,11 @@
 #define	NAME_HEAD	 0x0000004000000010ULL
 #define	NAME_MASK	 0x000000000000001fULL
 
+#define	FORM_CAT	 0  /* manual page is preformatted */
+#define	FORM_SRC	 1  /* format is mdoc(7) or man(7) */
+#define	FORM_GZ		 2  /* compressed with gzip(1) */
+#define	FORM_NONE	 4  /* format is unknown */
+
 enum	argmode {
 	ARG_FILE = 0,
 	ARG_NAME,