diffutils: fix build with uClibc 0.9.31

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

diff --git a/package/diffutils/diffutils-2.8.1-__mempcpy.patch b/package/diffutils/diffutils-2.8.1-__mempcpy.patch
new file mode 100644 (file)
index 0000000..94144c1
--- /dev/null
+++ b/package/diffutils/diffutils-2.8.1-__mempcpy.patch
@@ -0,0 +1,47 @@
+[PATCH] diffutils: Don't use glibc specific __mempcpy
+
+The configure script checks for mempcpy, but the code uses the (glibc
+specific) __mempcpy instead. Fix it to use mempcpy which is more
+portable.
+
+Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>x
+---
+ lib/getopt.c |    4 ++--
+ lib/regex.c  |    2 +-
+ 2 files changed, 3 insertions(+), 3 deletions(-)
+
+Index: diffutils-2.8.1/lib/getopt.c
+===================================================================
+--- diffutils-2.8.1.orig/lib/getopt.c
++++ diffutils-2.8.1/lib/getopt.c
+@@ -334,7 +334,7 @@ exchange (argv)
+       nonoption_flags_len = nonoption_flags_max_len = 0;
+       else
+       {
+-        memset (__mempcpy (new_str, __getopt_nonoption_flags,
++        memset (mempcpy (new_str, __getopt_nonoption_flags,
+                            nonoption_flags_max_len),
+                 '\0', top + 1 - nonoption_flags_max_len);
+         nonoption_flags_max_len = top + 1;
+@@ -445,7 +445,7 @@ _getopt_initialize (argc, argv, optstrin
+             if (__getopt_nonoption_flags == NULL)
+               nonoption_flags_max_len = -1;
+             else
+-              memset (__mempcpy (__getopt_nonoption_flags, orig_str, len),
++              memset (mempcpy (__getopt_nonoption_flags, orig_str, len),
+                       '\0', nonoption_flags_max_len - len);
+           }
+       }
+Index: diffutils-2.8.1/lib/regex.c
+===================================================================
+--- diffutils-2.8.1.orig/lib/regex.c
++++ diffutils-2.8.1/lib/regex.c
+@@ -8314,7 +8314,7 @@ regerror (errcode, preg, errbuf, errbuf_
+       if (msg_size > errbuf_size)
+         {
+ #if defined HAVE_MEMPCPY || defined _LIBC
+-        *((char *) __mempcpy (errbuf, msg, errbuf_size - 1)) = '\0';
++        *((char *) mempcpy (errbuf, msg, errbuf_size - 1)) = '\0';
+ #else
+           memcpy (errbuf, msg, errbuf_size - 1);
+           errbuf[errbuf_size - 1] = 0;