From 0cf7650c03a1ec382b2e8c13c62a873c82061095 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Pawe=C5=82=20Sikora?= <pluto@pld-linux.org>
Date: Sun, 10 Apr 2005 21:33:49 +0000
Subject: [PATCH] - reduce stack usage, to avoid random sigsegv (catched on
 ac/th-athlon).

Changed files:
    rpm-reduce-stack-usage.patch -> 1.1
---
 rpm-reduce-stack-usage.patch | 48 ++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 rpm-reduce-stack-usage.patch

diff --git a/rpm-reduce-stack-usage.patch b/rpm-reduce-stack-usage.patch
new file mode 100644
index 0000000..a05fe4c
--- /dev/null
+++ b/rpm-reduce-stack-usage.patch
@@ -0,0 +1,48 @@
+--- rpm-4.4.1/rpmio/macro.c.orig	2005-01-26 04:39:58.000000000 +0100
++++ rpm-4.4.1/rpmio/macro.c	2005-04-10 23:25:02.000000000 +0200
+@@ -924,7 +924,8 @@
+ 	/*@globals rpmGlobalMacroContext @*/
+ 	/*@modifies mb, rpmGlobalMacroContext @*/
+ {
+-    char buf[BUFSIZ], *b, *be;
++    static char buf[BUFSIZ];
++    char *b, *be;
+     char aname[16];
+     const char *opts, *o;
+     int argc = 0;
+@@ -1827,7 +1828,7 @@
+ 	return 0;
+     if (mc == NULL) mc = rpmGlobalMacroContext;
+ 
+-    tbuf = alloca(slen + 1);
++    tbuf = xmalloc(slen + 1);
+     memset(tbuf, 0, (slen + 1));
+ 
+     mb->s = sbuf;
+@@ -1847,6 +1848,7 @@
+ 
+     tbuf[slen] = '\0';	/* XXX just in case */
+     strncpy(sbuf, tbuf, (slen - mb->nb + 1));
++    free(tbuf);
+ 
+     return rc;
+ }
+@@ -2091,7 +2093,8 @@
+ char * 
+ rpmExpand(const char *arg, ...)
+ {
+-    char buf[BUFSIZ], *p, *pe;
++    static char buf[BUFSIZ];
++    char *p, *pe;
+     const char *s;
+     va_list ap;
+ 
+@@ -2229,7 +2232,7 @@
+ const char *
+ rpmGetPath(const char *path, ...)
+ {
+-    char buf[BUFSIZ];
++    static char buf[BUFSIZ];
+     const char * s;
+     char * t, * te;
+     va_list ap;
-- 
2.44.0