<pre style='margin:0'>
Chris Jones (cjones051073) pushed a commit to branch ffsll
in repository macports-legacy-support.
</pre>
<p><a href="https://github.com/macports/macports-legacy-support/commit/e2ebbbb82179a8baef52feeb5d58b92088191027">https://github.com/macports/macports-legacy-support/commit/e2ebbbb82179a8baef52feeb5d58b92088191027</a></p>
<pre style="white-space: pre; background: #F8F8F8"><span style='display:block; white-space:pre;color:#808000;'>commit e2ebbbb82179a8baef52feeb5d58b92088191027
</span>Author: Chris Jones <jonesc@hep.phy.cam.ac.uk>
AuthorDate: Mon May 25 20:58:12 2020 +0100
<span style='display:block; white-space:pre;color:#404040;'> TEMP
</span>---
include/MacportsLegacySupport.h | 6 ++++
include/strings.h | 41 +++++++++++++++++++++++++++
src/strings.c | 62 +++++++++++++++++++++++++++++++++++++++++
test/test_ffsl.c | 39 ++++++++++++++++++++++++++
4 files changed, 148 insertions(+)
<span style='display:block; white-space:pre;color:#808080;'>diff --git a/include/MacportsLegacySupport.h b/include/MacportsLegacySupport.h
</span><span style='display:block; white-space:pre;color:#808080;'>index 19fa3a9..c541eff 100644
</span><span style='display:block; white-space:pre;background:#e0e0ff;'>--- a/include/MacportsLegacySupport.h
</span><span style='display:block; white-space:pre;background:#e0e0ff;'>+++ b/include/MacportsLegacySupport.h
</span><span style='display:block; white-space:pre;background:#e0e0e0;'>@@ -46,6 +46,9 @@
</span> /* fdopendir */
#define __MP_LEGACY_SUPPORT_FDOPENDIR__ (__APPLE__ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 101000)
<span style='display:block; white-space:pre;background:#e0ffe0;'>+/* ffsll */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#define __MP_LEGACY_SUPPORT_FFSLL__ (__APPLE__ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 101000)
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span> /* strnlen */
#define __MP_LEGACY_SUPPORT_STRNLEN__ (__APPLE__ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1070)
<span style='display:block; white-space:pre;background:#e0e0e0;'>@@ -107,6 +110,9 @@
</span> /* STAILQ_FOREACH is not defined on Tiger*/
#define __MP_LEGACY_SUPPORT_STAILQ_FOREACH__ (__APPLE__ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1050)
<span style='display:block; white-space:pre;background:#e0ffe0;'>+/* ffsl */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#define __MP_LEGACY_SUPPORT_FFSL__ (__APPLE__ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1050)
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span> /* c++11 <cmath> PPC 10.[45] and Intel 10.[4-6], GNU g++ 4.6 through 8. */
#if (__APPLE__ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1070 \
&& defined(__GNUC__) && (__GNUC__ <= 8) \
<span style='display:block; white-space:pre;color:#808080;'>diff --git a/include/strings.h b/include/strings.h
</span>new file mode 100644
<span style='display:block; white-space:pre;color:#808080;'>index 0000000..4a34944
</span><span style='display:block; white-space:pre;background:#ffe0e0;'>--- /dev/null
</span><span style='display:block; white-space:pre;background:#e0e0ff;'>+++ b/include/strings.h
</span><span style='display:block; white-space:pre;background:#e0e0e0;'>@@ -0,0 +1,41 @@
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+/*
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * Copyright (c) 2018 Chris Jones <jonesc@macports.org>
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ *
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * Permission to use, copy, modify, and distribute this software for any
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * purpose with or without fee is hereby granted, provided that the above
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * copyright notice and this permission notice appear in all copies.
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ *
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#ifndef _MACPORTS_STRINGS_H_
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#define _MACPORTS_STRINGS_H_
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+/* MP support header */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#include "MacportsLegacySupport.h"
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+/* Include the primary system string.h */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#include_next <strings.h>
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+/* ffsll */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#if __MP_LEGACY_SUPPORT_FFSLL__
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+__MP__BEGIN_DECLS
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+extern int ffsll(long long int);
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+__MP__END_DECLS
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#endif
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+/* ffsl */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#if __MP_LEGACY_SUPPORT_FFSL__
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+__MP__BEGIN_DECLS
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+extern int ffsl(long int);
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+__MP__END_DECLS
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#endif
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#endif /* _MACPORTS_STRINGS_H_ */
</span><span style='display:block; white-space:pre;color:#808080;'>diff --git a/src/strings.c b/src/strings.c
</span>new file mode 100644
<span style='display:block; white-space:pre;color:#808080;'>index 0000000..f383838
</span><span style='display:block; white-space:pre;background:#ffe0e0;'>--- /dev/null
</span><span style='display:block; white-space:pre;background:#e0e0ff;'>+++ b/src/strings.c
</span><span style='display:block; white-space:pre;background:#e0e0e0;'>@@ -0,0 +1,62 @@
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+/*-
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * Copyright (c) 1990, 1993
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * The Regents of the University of California. All rights reserved.
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ *
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * Redistribution and use in source and binary forms, with or without
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * modification, are permitted provided that the following conditions
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * are met:
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * 1. Redistributions of source code must retain the above copyright
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * notice, this list of conditions and the following disclaimer.
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * 2. Redistributions in binary form must reproduce the above copyright
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * notice, this list of conditions and the following disclaimer in the
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * documentation and/or other materials provided with the distribution.
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * 3. Neither the name of the University nor the names of its contributors
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * may be used to endorse or promote products derived from this software
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * without specific prior written permission.
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ *
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * SUCH DAMAGE.
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+// MP support header
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#include "MacportsLegacySupport.h"
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#if __MP_LEGACY_SUPPORT_FFSLL__
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+/* Find the first bit set in I. */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+int
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ffsll(long long mask)
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+{
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ int bit;
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ if (mask == 0)
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ return (0);
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ for (bit = 1; !(mask & 1); bit++)
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ mask = (unsigned long long)mask >> 1;
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ return (bit);
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+}
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#endif
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#if __MP_LEGACY_SUPPORT_FFSL__
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+/* Find the first bit set in I. */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+int
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ffsl(long mask)
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+{
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ int bit;
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ if (mask == 0)
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ return (0);
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ for (bit = 1; !(mask & 1); bit++)
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ mask = (unsigned long)mask >> 1;
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ return (bit);
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+}
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#endif
</span><span style='display:block; white-space:pre;color:#808080;'>diff --git a/test/test_ffsl.c b/test/test_ffsl.c
</span>new file mode 100644
<span style='display:block; white-space:pre;color:#808080;'>index 0000000..4297f5a
</span><span style='display:block; white-space:pre;background:#ffe0e0;'>--- /dev/null
</span><span style='display:block; white-space:pre;background:#e0e0ff;'>+++ b/test/test_ffsl.c
</span><span style='display:block; white-space:pre;background:#e0e0e0;'>@@ -0,0 +1,39 @@
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+/*
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * Copyright (c) 2019 Chris Jones
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ *
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * Permission to use, copy, modify, and distribute this software for any
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * purpose with or without fee is hereby granted, provided that the above
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * copyright notice and this permission notice appear in all copies.
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ *
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ */
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#include <stdio.h>
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+#include <strings.h>
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+int main() {
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ printf( "testing ffsl\n" );
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ for ( int i = 0; i < 32; ++i ) {
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ const long int test = 1UL << i;
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ const int j = ffsl(test);
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ printf( " Set bit %i - Found bit %i\n", i, j );
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ }
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ printf( "testing ffsll\n" );
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ for ( int i = 0; i < 64; ++i ) {
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ const long long int test = 1UL << i;
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ const int j = ffsll(test);
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ printf( " Set bit %i - Found bit %i\n", i, j );
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ }
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+ return 0;
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+}
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span></pre><pre style='margin:0'>
</pre>