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authorIngo Schwarze <schwarze@openbsd.org>2015-01-30 22:04:44 +0000
committerIngo Schwarze <schwarze@openbsd.org>2015-01-30 22:04:44 +0000
commit36097423ac8b35b42f700e0b63e3b6ac44d88235 (patch)
tree78f67f15282d27b3e96c4558595ba0edb760cd0c
parentbfdc50c69f00d233ff869c3f3590ad37e1aa0be7 (diff)
downloadmandoc-36097423ac8b35b42f700e0b63e3b6ac44d88235.tar.gz
Have pity on the poor stack.
Replace tail recursion by iteration when walking the syntax trees. No functional change.
-rw-r--r--man_html.c9
-rw-r--r--man_term.c10
-rw-r--r--mdoc_html.c7
-rw-r--r--mdoc_term.c7
4 files changed, 18 insertions, 15 deletions
diff --git a/man_html.c b/man_html.c
index 4898b652..9363f5ae 100644
--- a/man_html.c
+++ b/man_html.c
@@ -1,7 +1,7 @@
/* $Id$ */
/*
* Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2013, 2014, 2015 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -192,9 +192,10 @@ static void
print_man_nodelist(MAN_ARGS)
{
- print_man_node(man, n, mh, h);
- if (n->next)
- print_man_nodelist(man, n->next, mh, h);
+ while (n != NULL) {
+ print_man_node(man, n, mh, h);
+ n = n->next;
+ }
}
static void
diff --git a/man_term.c b/man_term.c
index 764ad016..8fe39774 100644
--- a/man_term.c
+++ b/man_term.c
@@ -1,7 +1,7 @@
/* $Id$ */
/*
* Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2010-2015 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -1007,10 +1007,10 @@ static void
print_man_nodelist(DECL_ARGS)
{
- print_man_node(p, mt, n, meta);
- if ( ! n->next)
- return;
- print_man_nodelist(p, mt, n->next, meta);
+ while (n != NULL) {
+ print_man_node(p, mt, n, meta);
+ n = n->next;
+ }
}
static void
diff --git a/mdoc_html.c b/mdoc_html.c
index 6165050e..04729d15 100644
--- a/mdoc_html.c
+++ b/mdoc_html.c
@@ -371,9 +371,10 @@ static void
print_mdoc_nodelist(MDOC_ARGS)
{
- print_mdoc_node(meta, n, h);
- if (n->next)
- print_mdoc_nodelist(meta, n->next, h);
+ while (n != NULL) {
+ print_mdoc_node(meta, n, h);
+ n = n->next;
+ }
}
static void
diff --git a/mdoc_term.c b/mdoc_term.c
index c96a9ead..2b6a8c73 100644
--- a/mdoc_term.c
+++ b/mdoc_term.c
@@ -291,9 +291,10 @@ static void
print_mdoc_nodelist(DECL_ARGS)
{
- print_mdoc_node(p, pair, meta, n);
- if (n->next)
- print_mdoc_nodelist(p, pair, meta, n->next);
+ while (n != NULL) {
+ print_mdoc_node(p, pair, meta, n);
+ n = n->next;
+ }
}
static void