X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=util.h;h=3929abe366b90365bca126fa917f83df0b7dd587;hb=873f2f7629c89196a9b855e4baa8b118286a617d;hp=a2ef82864b84d247de94e21ca4c46b8eb079f6f6;hpb=ea31544cc33afdb355ad524e14c3703b2fe85ce0;p=secnet.git

diff --git a/util.h b/util.h
index a2ef828..3929abe 100644
--- a/util.h
+++ b/util.h
@@ -169,6 +169,20 @@ void string_item_to_iaddr(const item_t *item, uint16_t port, union iaddr *ia,
 			  const char *desc);
 
 
+/*----- pathprefix_template -----*/
+
+struct pathprefix_template {
+    char *buffer;
+    char *write_here;
+};
+
+void pathprefix_template_init(struct pathprefix_template *out,
+			      const char *prefix, int maxsuffix);
+static inline void pathprefix_template_setsuffix
+   (struct pathprefix_template *upd, const char *suffix)
+   { strcpy(upd->write_here,suffix); }
+
+
 /*
  * SBUF_DEFINE(int nbufs, size_t size);
  *   // Generates a number of definitions and statements organising
@@ -251,6 +265,13 @@ async_linebuf_read(struct pollfd *pfd, struct buffer_if *buf,
 
 /*----- some handy macros -----*/
 
+#define CL_GET_STR_ARG(ix,vn,what)					\
+    item_t *vn##_i=list_elem(args,ix);					\
+    if (!vn##_i) cfgfatal(loc,"make-public","need " what);		\
+    if (vn##_i->type!=t_string) cfgfatal(vn##_i->loc,"make-public",	\
+				    what "must be string");		\
+    const char *vn=vn##_i->data.string
+
 #define MINMAX(ae,be,op) ({			\
 	typeof((ae)) a=(ae);			\
 	typeof((be)) b=(be);			\