X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=string.h;h=561ff4e8705c4d20baf0b01999503f725cadb820;hp=84101a873f66437c2304fa1af8f2b4ecadf385cc;hb=a98d8715828261927da6705321a8b1a31d23c6d4;hpb=4f0d81d30685a98ec5b1058c09be8833e7fd147f

diff --git a/string.h b/string.h
index 84101a87..561ff4e8 100644
--- a/string.h
+++ b/string.h
@@ -12,8 +12,18 @@ struct para_buffer {
 	char *buf;
 	/** The size of \a buf. */
 	size_t size;
+	/** The maximal size this buffer may grow. Zero means unlimited. */
+	size_t max_size;
 	/** The next para_printf() will write at this offset. */
 	size_t offset;
+	/**
+	 * If an attempt to print into this buffer is made that would need to
+	 * grow \a buf to a size larger than \a max_size, then this function is
+	 * called.
+	 */
+	int (*max_size_handler)(char *buf, size_t size, void *private_data);
+	/** Passed to max_size_handler(). */
+	void *private_data;
 };
 
 __must_check __malloc void *para_realloc(void *p, size_t size);