memcached: add package (#950)

packages/memcached/build.sh

@@ -0,0 +1,19 @@
+TERMUX_PKG_HOMEPAGE=https://memcached.org/
+TERMUX_PKG_DESCRIPTION="Free & open source, high-performance, distributed memory object caching system"
+TERMUX_PKG_VERSION=1.4.36
+TERMUX_PKG_SRCURL=http://www.memcached.org/files/memcached-$TERMUX_PKG_VERSION.tar.gz
+TERMUX_PKG_SHA256=773b6bb20bf80223ca6a15d75f570fbab346ad11ec98595e5af5e33f54bd82d8
+TERMUX_PKG_DEPENDS="libevent, libsasl"
+TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--enable-sasl --disable-coverage"
+TERMUX_PKG_BUILD_IN_SRC=yes
+
+termux_step_pre_configure() {
+    export ac_cv_c_endian=little
+
+    # fix SASL configuration path
+    perl -p -i -e "s#/etc/sasl#$TERMUX_PREFIX/etc/sasl#" $TERMUX_PKG_BUILDDIR/sasl_defs.c
+
+    # getsubopt() taken from https://github.com/lxc/lxc/blob/master/src/include/getsubopt.c
+    cp $TERMUX_PKG_BUILDER_DIR/getsubopt.c $TERMUX_PKG_SRCDIR
+    cp $TERMUX_PKG_BUILDER_DIR/getsubopt.h $TERMUX_PKG_SRCDIR
+}

packages/memcached/getsubopt.c

@@ -0,0 +1,89 @@
+/*
+ * Android c-library does not have getsubopt,
+ * so code lifted from uClibc
+ * http://git.uclibc.org/uClibc/tree/libc/unistd/getsubopt.c
+ */
+
+/* Parse comma separate list into words.
+   Copyright (C) 1996, 1997, 1999, 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+
+#include <stdlib.h>
+#include <string.h>
+
+char *strchrnul(const char *s, int c)
+{
+    char *result;
+
+    result = strchr( s, c );
+
+    if( !result )
+    {
+        result = (char *)s + strlen( s );
+    }
+
+    return( result );
+}
+
+/* Parse comma separated suboption from *OPTIONP and match against
+   strings in TOKENS.  If found return index and set *VALUEP to
+   optional value introduced by an equal sign.  If the suboption is
+   not part of TOKENS return in *VALUEP beginning of unknown
+   suboption.  On exit *OPTIONP is set to the beginning of the next
+   token or at the terminating NUL character.  */
+int
+getsubopt (char **optionp, char *const *tokens, char **valuep)
+{
+  char *endp, *vstart;
+  int cnt;
+
+  if (**optionp == '\0')
+    return -1;
+
+  /* Find end of next token.  */
+  endp = strchrnul (*optionp, ',');
+
+  /* Find start of value.  */
+  vstart = memchr (*optionp, '=', endp - *optionp);
+  if (vstart == NULL)
+    vstart = endp;
+
+  /* Try to match the characters between *OPTIONP and VSTART against
+     one of the TOKENS.  */
+  for (cnt = 0; tokens[cnt] != NULL; ++cnt)
+    if (strncmp (*optionp, tokens[cnt], vstart - *optionp) == 0
+    && tokens[cnt][vstart - *optionp] == '\0')
+      {
+    /* We found the current option in TOKENS.  */
+    *valuep = vstart != endp ? vstart + 1 : NULL;
+
+    if (*endp != '\0')
+      *endp++ = '\0';
+    *optionp = endp;
+
+    return cnt;
+      }
+
+  /* The current suboption does not match any option.  */
+  *valuep = *optionp;
+
+  if (*endp != '\0')
+    *endp++ = '\0';
+  *optionp = endp;
+
+  return -1;
+}

packages/memcached/getsubopt.h

@@ -0,0 +1,4 @@
+#ifndef _getsubopt_h
+#define _getsubopt_h
+int getsubopt (char **optionp, char *const *tokens, char **valuep);
+#endif

packages/memcached/memcached.c.patch

@@ -0,0 +1,19 @@
+--- ../../build/memcached/cache/memcached-1.4.35/memcached.c	2017-02-26 21:09:58.000000000 +0100
++++ ./memcached.c	2017-03-09 00:43:30.891562086 +0100
+@@ -14,6 +14,7 @@
+  *      Brad Fitzpatrick <brad@danga.com>
+  */
+ #include "memcached.h"
++#include "getsubopt.h"
+ #include <sys/stat.h>
+ #include <sys/socket.h>
+ #include <sys/un.h>
+@@ -50,7 +51,7 @@
+ 
+ /* FreeBSD 4.x doesn't have IOV_MAX exposed. */
+ #ifndef IOV_MAX
+-#if defined(__FreeBSD__) || defined(__APPLE__) || defined(__GNU__)
++#if defined(__FreeBSD__) || defined(__APPLE__) || defined(__GNU__) || defined(__ANDROID__)
+ # define IOV_MAX 1024
+ /* GNU/Hurd don't set MAXPATHLEN
+  * http://www.gnu.org/software/hurd/hurd/porting/guidelines.html#PATH_MAX_tt_MAX_PATH_tt_MAXPATHL */