scanner: Preserve paragraph breaks in input XML

If we have a blank line in the incoming XML documentation, keep that in
the emitted doxygen comments.

diff --git a/src/scanner.c b/src/scanner.c
index 4a4e605..5793c20 100644 (file)
--- a/src/scanner.c
+++ b/src/scanner.c
@@ -177,7 +177,7 @@ desc_dump(char *desc, const char *fmt, ...)
 {
        va_list ap;
        char buf[128], hang;
-       int col, i, j, k, startcol;
+       int col, i, j, k, startcol, newlines;
 
        va_start(ap, fmt);
        vsnprintf(buf, sizeof buf, fmt, ap);
@@ -206,8 +206,12 @@ desc_dump(char *desc, const char *fmt, ...)
 
        for (i = 0; desc[i]; ) {
                k = i;
-               while (desc[i] && isspace(desc[i]))
+               newlines = 0;
+               while (desc[i] && isspace(desc[i])) {
+                       if (desc[i] == '\n')
+                               newlines++;
                        i++;
+               }
                if (!desc[i])
                        break;
 
@@ -215,7 +219,9 @@ desc_dump(char *desc, const char *fmt, ...)
                while (desc[i] && !isspace(desc[i]))
                        i++;
 
-               if (col + i - j > 72) {
+               if (newlines > 1)
+                       printf("\n%s*", indent(startcol));
+               if (newlines > 1 || col + i - j > 72) {
                        printf("\n%s*%c", indent(startcol), hang);
                        col = startcol;
                }