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-rw-r--r--mandoc.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/mandoc.c b/mandoc.c
index 43ccfb21..6801c589 100644
--- a/mandoc.c
+++ b/mandoc.c
@@ -340,3 +340,31 @@ mandoc_eos(const char *p, size_t sz)
return(0);
}
+
+
+int
+mandoc_hyph(const char *start, const char *c)
+{
+
+ /*
+ * Choose whether to break at a hyphenated character. We only
+ * do this if it's free-standing within a word.
+ */
+
+ /* Skip first/last character of buffer. */
+ if (c == start || '\0' == *(c + 1))
+ return(0);
+ /* Skip first/last character of word. */
+ if ('\t' == *(c + 1) || '\t' == *(c - 1))
+ return(0);
+ if (' ' == *(c + 1) || ' ' == *(c - 1))
+ return(0);
+ /* Skip double invocations. */
+ if ('-' == *(c + 1) || '-' == *(c - 1))
+ return(0);
+ /* Skip escapes. */
+ if ('\\' == *(c - 1))
+ return(0);
+
+ return(1);
+}