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authorKristaps Dzonsons <kristaps@bsd.lv>2009-03-08 11:41:22 +0000
committerKristaps Dzonsons <kristaps@bsd.lv>2009-03-08 11:41:22 +0000
commit056d0c68fbd56e3ce25fe3ad8c58ade0ab30a1b4 (patch)
treea2b977b6c334b960dc3df02e4f402667e9314030 /action.c
parent7024ee7ca35a8033dee9ec0936cd2f3e0251aca2 (diff)
downloadmandoc-056d0c68fbd56e3ce25fe3ad8c58ade0ab30a1b4.tar.gz
BROKEN CHECK-IN. Wide-ranging updates.
Removed libmdoc internal argv limit (all dynamic). Removed "data" union in mdoc_node (to be selectively re-added).
Diffstat (limited to 'action.c')
-rw-r--r--action.c191
1 files changed, 130 insertions, 61 deletions
diff --git a/action.c b/action.c
index 77cb5b8b..f1224c1d 100644
--- a/action.c
+++ b/action.c
@@ -33,12 +33,24 @@
* children have been filled in (post-fix order).
*/
+enum merr {
+ ENOWIDTH
+};
+
+enum mwarn {
+ WBADSEC,
+ WNOWIDTH,
+ WBADDATE
+};
+
struct actions {
int (*post)(struct mdoc *);
};
-/* Per-macro action routines. */
-
+static int nwarn(struct mdoc *,
+ const struct mdoc_node *, enum mwarn);
+static int nerr(struct mdoc *,
+ const struct mdoc_node *, enum merr);
static int post_ar(struct mdoc *);
static int post_bl(struct mdoc *);
static int post_bl_width(struct mdoc *);
@@ -49,11 +61,8 @@ static int post_nm(struct mdoc *);
static int post_os(struct mdoc *);
static int post_sh(struct mdoc *);
static int post_ex(struct mdoc *);
-
static int post_prologue(struct mdoc *);
-/* Array of macro action routines. */
-
const struct actions mdoc_actions[MDOC_MAX] = {
{ NULL }, /* \" */
{ post_dd }, /* Dd */
@@ -165,6 +174,53 @@ const struct actions mdoc_actions[MDOC_MAX] = {
};
+#define merr(m, t) nerr((m), (m)->last, (t))
+static int
+nerr(struct mdoc *m, const struct mdoc_node *n, enum merr type)
+{
+ char *p;
+
+ p = NULL;
+
+ switch (type) {
+ case (ENOWIDTH):
+ p = "missing width argument";
+ break;
+ }
+
+ assert(p);
+ return(mdoc_nerr(m, n, p));
+}
+
+
+#define mwarn(m, t) nwarn((m), (m)->last, (t))
+static int
+nwarn(struct mdoc *m, const struct mdoc_node *n, enum mwarn type)
+{
+ char *p;
+ int c;
+
+ p = NULL;
+ c = WARN_SYNTAX;
+
+ switch (type) {
+ case (WBADSEC):
+ p = "inappropriate document section in manual section";
+ c = WARN_COMPAT;
+ break;
+ case (WNOWIDTH):
+ p = "cannot determine default width";
+ break;
+ case (WBADDATE):
+ p = "malformed date syntax";
+ break;
+ }
+
+ assert(p);
+ return(mdoc_nwarn(m, n, c, p));
+}
+
+
static int
post_ex(struct mdoc *mdoc)
{
@@ -174,19 +230,22 @@ post_ex(struct mdoc *mdoc)
* our name (if it's been set).
*/
- if (0 == mdoc->last->data.elem.argc)
+ if (NULL == mdoc->last->args)
return(1);
- if (mdoc->last->data.elem.argv[0].sz)
+ if (mdoc->last->args->argv[0].sz)
return(1);
assert(mdoc->meta.name);
mdoc_msg(mdoc, "writing %s argument: %s",
- mdoc_argnames[MDOC_Std], mdoc->meta.name);
+ mdoc_argnames[MDOC_Std],
+ mdoc->meta.name);
- mdoc->last->data.elem.argv[0].sz = 1;
- mdoc->last->data.elem.argv[0].value = xcalloc(1, sizeof(char *));
- mdoc->last->data.elem.argv[0].value[0] = xstrdup(mdoc->meta.name);
+ assert(1 == mdoc->last->args->argv[0].sz);
+
+ mdoc->last->args->argv[0].sz = 1;
+ mdoc->last->args->argv[0].value = xcalloc(1, sizeof(char *));
+ mdoc->last->args->argv[0].value[0] = xstrdup(mdoc->meta.name);
return(1);
}
@@ -240,9 +299,7 @@ post_sh(struct mdoc *mdoc)
case (9):
break;
default:
- return(mdoc_warn(mdoc, WARN_COMPAT,
- "inappropriate section for "
- "manual section"));
+ return(mwarn(mdoc, WBADSEC));
}
break;
default:
@@ -288,7 +345,7 @@ post_dt(struct mdoc *mdoc)
* --> title = TITLE, volume = local, msec = 0, arch = NULL
*/
- mdoc->meta.title = xstrdup(n->data.text.string);
+ mdoc->meta.title = xstrdup(n->string);
mdoc_msg(mdoc, "title: %s", mdoc->meta.title);
if (NULL == (n = n->next)) {
@@ -306,14 +363,14 @@ post_dt(struct mdoc *mdoc)
* arch = NULL
*/
- if ((cp = mdoc_a2msec(n->data.text.string))) {
+ if ((cp = mdoc_a2msec(n->string))) {
mdoc->meta.vol = xstrdup(cp);
errno = 0;
- lval = strtol(n->data.text.string, &ep, 10);
- if (n->data.text.string[0] != '\0' && *ep == '\0')
+ lval = strtol(n->string, &ep, 10);
+ if (n->string[0] != '\0' && *ep == '\0')
mdoc->meta.msec = (int)lval;
} else
- mdoc->meta.vol = xstrdup(n->data.text.string);
+ mdoc->meta.vol = xstrdup(n->string);
if (NULL == (n = n->next)) {
mdoc_msg(mdoc, "volume: %s", mdoc->meta.vol);
@@ -329,15 +386,15 @@ post_dt(struct mdoc *mdoc)
* VOL
*/
- if ((cp = mdoc_a2vol(n->data.text.string))) {
+ if ((cp = mdoc_a2vol(n->string))) {
free(mdoc->meta.vol);
mdoc->meta.vol = xstrdup(cp);
n = n->next;
} else {
- cp = mdoc_a2arch(n->data.text.string);
+ cp = mdoc_a2arch(n->string);
if (NULL == cp) {
free(mdoc->meta.vol);
- mdoc->meta.vol = xstrdup(n->data.text.string);
+ mdoc->meta.vol = xstrdup(n->string);
} else
mdoc->meta.arch = xstrdup(cp);
}
@@ -385,7 +442,6 @@ static int
post_bl_tagwidth(struct mdoc *mdoc)
{
struct mdoc_node *n;
- struct mdoc_block *b;
int sz;
char buf[32];
@@ -394,30 +450,25 @@ post_bl_tagwidth(struct mdoc *mdoc)
* to intuit our width from the first body element.
*/
- b = &mdoc->last->data.block;
-
- if (NULL == (n = b->body->child))
+ if (NULL == (n = mdoc->last->body->child))
return(1);
- assert(MDOC_It == n->tok);
/*
* Use the text width, if a text node, or the default macro
* width if a macro.
*/
- if ((n = n->data.block.head->child)) {
+ if ((n = n->head->child)) {
if (MDOC_TEXT != n->type) {
- if (0 == (sz = mdoc_macro2len(n->tok)))
+ if (0 == (sz = (int)mdoc_macro2len(n->tok)))
sz = -1;
} else
- sz = (int)strlen(n->data.text.string) + 1;
+ sz = (int)strlen(n->string) + 1;
} else
sz = -1;
if (-1 == sz) {
- if ( ! mdoc_warn(mdoc, WARN_SYNTAX,
- "cannot determine default %s",
- mdoc_argnames[MDOC_Width]))
+ if ( ! mwarn(mdoc, WNOWIDTH))
return(0);
sz = 10;
}
@@ -429,38 +480,53 @@ post_bl_tagwidth(struct mdoc *mdoc)
* We're guaranteed that a MDOC_Width doesn't already exist.
*/
- (b->argc)++;
- b->argv = xrealloc(b->argv, b->argc * sizeof(struct mdoc_arg));
+ if (NULL == mdoc->last->args) {
+ mdoc->last->args = xcalloc
+ (1, sizeof(struct mdoc_arg));
+ mdoc->last->args->refcnt = 1;
+ }
+
+ n = mdoc->last;
+ sz = (int)n->args->argc;
+
+ (n->args->argc)++;
+
+ n->args->argv = xrealloc(n->args->argv,
+ n->args->argc * sizeof(struct mdoc_arg));
- b->argv[b->argc - 1].arg = MDOC_Width;
- b->argv[b->argc - 1].line = mdoc->last->line;
- b->argv[b->argc - 1].pos = mdoc->last->pos;
- b->argv[b->argc - 1].sz = 1;
- b->argv[b->argc - 1].value = xcalloc(1, sizeof(char *));
- b->argv[b->argc - 1].value[0] = xstrdup(buf);
+ n->args->argv[sz - 1].arg = MDOC_Width;
+ n->args->argv[sz - 1].line = mdoc->last->line;
+ n->args->argv[sz - 1].pos = mdoc->last->pos;
+ n->args->argv[sz - 1].sz = 1;
+ n->args->argv[sz - 1].value = xcalloc(1, sizeof(char *));
+ n->args->argv[sz - 1].value[0] = xstrdup(buf);
- mdoc_msg(mdoc, "adding %s argument: %dn",
- mdoc_argnames[MDOC_Width], sz);
+ mdoc_msg(mdoc, "adding %s argument: %s",
+ mdoc_argnames[MDOC_Width], buf);
return(1);
}
static int
-post_bl_width(struct mdoc *mdoc)
+post_bl_width(struct mdoc *m)
{
size_t width;
int i, tok;
char buf[32];
char **p;
- for (i = 0; i < (int)mdoc->last->data.block.argc; i++)
- if (MDOC_Width == mdoc->last->data.block.argv[i].arg)
+ if (NULL == m->last->args)
+ return(merr(m, ENOWIDTH));
+
+ for (i = 0; i < (int)m->last->args->argc; i++)
+ if (MDOC_Width == m->last->args->argv[i].arg)
break;
- assert(i < (int)mdoc->last->data.block.argc);
- assert(1 == mdoc->last->data.block.argv[i].sz);
- p = &mdoc->last->data.block.argv[i].value[0];
+ if (i == (int)m->last->args->argc)
+ return(merr(m, ENOWIDTH));
+
+ p = &m->last->args->argv[i].value[0];
/*
* If the value to -width is a macro, then we re-write it to be
@@ -469,14 +535,12 @@ post_bl_width(struct mdoc *mdoc)
if (xstrcmp(*p, "Ds"))
width = 8;
- else if (MDOC_MAX == (tok = mdoc_find(mdoc, *p)))
+ else if (MDOC_MAX == (tok = mdoc_tokhash_find(m->htab, *p)))
return(1);
else if (0 == (width = mdoc_macro2len(tok)))
- return(mdoc_warn(mdoc, WARN_SYNTAX,
- "%s macro has no length",
- mdoc_argnames[MDOC_Width]));
+ return(mwarn(m, WNOWIDTH));
- mdoc_msg(mdoc, "re-writing %s argument: %s -> %zun",
+ mdoc_msg(m, "re-writing %s argument: %s -> %zun",
mdoc_argnames[MDOC_Width], *p, width);
/* The value already exists: free and reallocate it. */
@@ -484,7 +548,7 @@ post_bl_width(struct mdoc *mdoc)
(void)snprintf(buf, sizeof(buf), "%zun", width);
free(*p);
- *p = strdup(buf);
+ *p = xstrdup(buf);
return(1);
}
@@ -493,7 +557,7 @@ post_bl_width(struct mdoc *mdoc)
static int
post_bl(struct mdoc *mdoc)
{
- int i, r;
+ int i, r, len;
if (MDOC_BLOCK != mdoc->last->type)
return(1);
@@ -506,10 +570,12 @@ post_bl(struct mdoc *mdoc)
* rewritten into real lengths).
*/
- for (r = i = 0; i < (int)mdoc->last->data.block.argc; i++) {
- if (MDOC_Tag == mdoc->last->data.block.argv[i].arg)
+ len = (int)(mdoc->last->args ? mdoc->last->args->argc : 0);
+
+ for (r = i = 0; i < len; i++) {
+ if (MDOC_Tag == mdoc->last->args->argv[i].arg)
r |= 1 << 0;
- if (MDOC_Width == mdoc->last->data.block.argv[i].arg)
+ if (MDOC_Width == mdoc->last->args->argv[i].arg)
r |= 1 << 1;
}
@@ -556,8 +622,11 @@ post_dd(struct mdoc *mdoc)
(void)xstrlcpys(buf, mdoc->last->child, sizeof(buf));
- if (0 == (mdoc->meta.date = mdoc_atotime(buf)))
- return(mdoc_err(mdoc, "invalid date syntax"));
+ if (0 == (mdoc->meta.date = mdoc_atotime(buf))) {
+ if ( ! mwarn(mdoc, WBADDATE))
+ return(0);
+ mdoc->meta.date = time(NULL);
+ }
mdoc_msg(mdoc, "date: %u", mdoc->meta.date);
return(post_prologue(mdoc));