+ else if (a2roffsu(v, &su, SCALE_EN) > 1) {
+ if (SCALE_EN == su.unit)
+ sz = su.scale;
+ else {
+ /*
+ * XXX
+ * If we are inside an enclosing list,
+ * there is no easy way to add the two
+ * indentations because they are provided
+ * in terms of different units.
+ */
+ print_word(v);
+ outflags |= MMAN_nl;
+ return;
+ }
+ } else
+ sz = man_strlen(v);
+
+ /*
+ * We are inside an enclosing list.
+ * Add the two indentations.
+ */
+ if (Bl_stack_len)
+ sz += Bl_stack[Bl_stack_len - 1];
+
+ (void)snprintf(buf, sizeof(buf), "%dn", sz);
+ print_word(buf);
+ outflags |= MMAN_nl;
+}
+
+/*
+ * Set up the indentation for a list item; used from pre_it().
+ */
+static void
+print_width(const struct mdoc_bl *bl, const struct roff_node *child)
+{
+ char buf[24];
+ struct roffsu su;
+ int numeric, remain, sz, chsz;
+
+ numeric = 1;
+ remain = 0;
+
+ /* Convert the width into a number (of characters). */
+ if (bl->width == NULL)
+ sz = (bl->type == LIST_hang) ? 6 : 0;
+ else if (a2roffsu(bl->width, &su, SCALE_MAX) > 1) {
+ if (SCALE_EN == su.unit)
+ sz = su.scale;
+ else {
+ sz = 0;
+ numeric = 0;
+ }
+ } else
+ sz = man_strlen(bl->width);
+
+ /* XXX Rough estimation, might have multiple parts. */
+ if (bl->type == LIST_enum)
+ chsz = (bl->count > 8) + 1;
+ else if (child != NULL && child->type == ROFFT_TEXT)
+ chsz = man_strlen(child->string);
+ else
+ chsz = 0;
+
+ /* Maybe we are inside an enclosing list? */
+ mid_it();
+
+ /*
+ * Save our own indentation,
+ * such that child lists can use it.
+ */
+ Bl_stack[Bl_stack_len++] = sz + 2;
+
+ /* Set up the current list. */
+ if (chsz > sz && bl->type != LIST_tag)
+ print_block(".HP", 0);
+ else {
+ print_block(".TP", 0);
+ remain = sz + 2;
+ }
+ if (numeric) {
+ (void)snprintf(buf, sizeof(buf), "%dn", sz + 2);
+ print_word(buf);
git.ckatri.com / mandoc.git / blobdiff