m4: added glibc 2.28 patch

3 files changed, 121 insertions, 3 deletions

diff --git a/m4/.signature b/m4/.signature
index ad603598..6f9484fc 100644
--- a/m4/.signature
+++ b/m4/.signature
@@ -1,5 +1,6 @@
 untrusted comment: verify with /etc/ports/core.pub
-RWRJc1FUaeVeqq6kcJhHNgMF+yFu9jlt97ue6zWE+dF7GJoDIDxeMzeAWBQ9S00x/xih7GvGSGU8RKwLRN0G3hvXw1fPCSXDlAY=
-SHA256 (Pkgfile) = 85572a71b18c391bde90c45cec39b7a95c98fc5ed3c57eff38b9396d994b5c1d
+RWRJc1FUaeVeqkIIedXVKGk6Ml6Sdz4dRzcENmbhWJhLBtVl0bszOIu/AW6TzMUm3wkI6KLR+UgZ6w1Ze3SB6Tbz+NgoykYZVAM=
+SHA256 (Pkgfile) = fa146646dc60596307a2fce9132cba3ff16ddfb0ff4654887be02eff191469ab
 SHA256 (.footprint) = c9b8bf05f94fe641ef19aa265722145f84718ebce8b9ce54a51f6a878f8a5b2c
 SHA256 (m4-1.4.18.tar.xz) = f2c1e86ca0a404ff281631bdc8377638992744b175afb806e25871a24a934e07
+SHA256 (m4-glibc-2.28.patch) = fc9b61654a3ba1a8d6cd78ce087e7c96366c290bc8d2c299f09828d793b853c8
diff --git a/m4/Pkgfile b/m4/Pkgfile
index 8ba854eb..027fbbd1 100644
--- a/m4/Pkgfile
+++ b/m4/Pkgfile
@@ -5,10 +5,12 @@
 name=m4
 version=1.4.18
 release=1
-source=(http://ftpmirror.gnu.org/gnu/$name/$name-$version.tar.xz)
+source=(http://ftpmirror.gnu.org/gnu/$name/$name-$version.tar.xz \
+    $name-glibc-2.28.patch)
 
 build() {
     cd $name-$version
+    patch -p1 -i $SRC/$name-glibc-2.28.patch
     ./configure --prefix=/usr
     make
     make DESTDIR=$PKG install
diff --git a/m4/m4-glibc-2.28.patch b/m4/m4-glibc-2.28.patch
new file mode 100644
index 00000000..582ae9b5
--- /dev/null
+++ b/m4/m4-glibc-2.28.patch
@@ -0,0 +1,115 @@
+diff -up m4-1.4.18/lib/fflush.c.orig m4-1.4.18/lib/fflush.c
+--- m4-1.4.18/lib/fflush.c.orig	2018-05-02 12:35:59.536851666 +0200
++++ m4-1.4.18/lib/fflush.c	2018-05-02 12:37:02.768958606 +0200
+@@ -33,7 +33,7 @@
+ #undef fflush
+ 
+ 
+-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+ 
+ /* Clear the stream's ungetc buffer, preserving the value of ftello (fp).  */
+ static void
+@@ -72,7 +72,7 @@ clear_ungetc_buffer (FILE *fp)
+ 
+ #endif
+ 
+-#if ! (defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */)
++#if ! (defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */)
+ 
+ # if (defined __sferror || defined __DragonFly__ || defined __ANDROID__) && defined __SNPT
+ /* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Android */
+@@ -148,7 +148,7 @@ rpl_fflush (FILE *stream)
+   if (stream == NULL || ! freading (stream))
+     return fflush (stream);
+ 
+-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+ 
+   clear_ungetc_buffer_preserving_position (stream);
+ 
+diff -up m4-1.4.18/lib/fpending.c.orig m4-1.4.18/lib/fpending.c
+--- m4-1.4.18/lib/fpending.c.orig	2018-05-02 12:35:32.305806774 +0200
++++ m4-1.4.18/lib/fpending.c	2018-05-02 12:35:44.944827347 +0200
+@@ -32,7 +32,7 @@ __fpending (FILE *fp)
+   /* Most systems provide FILE as a struct and the necessary bitmask in
+      <stdio.h>, because they need it for implementing getc() and putc() as
+      fast macros.  */
+-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+   return fp->_IO_write_ptr - fp->_IO_write_base;
+ #elif defined __sferror || defined __DragonFly__ || defined __ANDROID__
+   /* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Android */
+diff -up m4-1.4.18/lib/fpurge.c.orig m4-1.4.18/lib/fpurge.c
+--- m4-1.4.18/lib/fpurge.c.orig	2018-05-02 12:38:13.586078669 +0200
++++ m4-1.4.18/lib/fpurge.c	2018-05-02 12:38:38.785121867 +0200
+@@ -62,7 +62,7 @@ fpurge (FILE *fp)
+   /* Most systems provide FILE as a struct and the necessary bitmask in
+      <stdio.h>, because they need it for implementing getc() and putc() as
+      fast macros.  */
+-# if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++# if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+   fp->_IO_read_end = fp->_IO_read_ptr;
+   fp->_IO_write_ptr = fp->_IO_write_base;
+   /* Avoid memory leak when there is an active ungetc buffer.  */
+diff -up m4-1.4.18/lib/freadahead.c.orig m4-1.4.18/lib/freadahead.c
+--- m4-1.4.18/lib/freadahead.c.orig	2016-12-31 14:54:41.000000000 +0100
++++ m4-1.4.18/lib/freadahead.c	2018-05-02 11:43:19.570336724 +0200
+@@ -25,7 +25,7 @@
+ size_t
+ freadahead (FILE *fp)
+ {
+-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+   if (fp->_IO_write_ptr > fp->_IO_write_base)
+     return 0;
+   return (fp->_IO_read_end - fp->_IO_read_ptr)
+diff -up m4-1.4.18/lib/freading.c.orig m4-1.4.18/lib/freading.c
+--- m4-1.4.18/lib/freading.c.orig	2018-05-02 12:37:33.970011368 +0200
++++ m4-1.4.18/lib/freading.c	2018-05-02 12:37:59.393054359 +0200
+@@ -31,7 +31,7 @@ freading (FILE *fp)
+   /* Most systems provide FILE as a struct and the necessary bitmask in
+      <stdio.h>, because they need it for implementing getc() and putc() as
+      fast macros.  */
+-# if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++# if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+   return ((fp->_flags & _IO_NO_WRITES) != 0
+           || ((fp->_flags & (_IO_NO_READS | _IO_CURRENTLY_PUTTING)) == 0
+               && fp->_IO_read_base != NULL));
+diff -up m4-1.4.18/lib/fseeko.c.orig m4-1.4.18/lib/fseeko.c
+--- m4-1.4.18/lib/fseeko.c.orig	2018-05-02 11:44:17.947460233 +0200
++++ m4-1.4.18/lib/fseeko.c	2018-05-02 12:39:49.537216897 +0200
+@@ -47,7 +47,7 @@ fseeko (FILE *fp, off_t offset, int when
+ #endif
+ 
+   /* These tests are based on fpurge.c.  */
+-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+   if (fp->_IO_read_end == fp->_IO_read_ptr
+       && fp->_IO_write_ptr == fp->_IO_write_base
+       && fp->_IO_save_base == NULL)
+@@ -123,7 +123,7 @@ fseeko (FILE *fp, off_t offset, int when
+           return -1;
+         }
+ 
+-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+       fp->_flags &= ~_IO_EOF_SEEN;
+       fp->_offset = pos;
+ #elif defined __sferror || defined __DragonFly__ || defined __ANDROID__
+diff -up m4-1.4.18/lib/stdio-impl.h.orig m4-1.4.18/lib/stdio-impl.h
+--- m4-1.4.18/lib/stdio-impl.h.orig	2016-12-31 14:54:42.000000000 +0100
++++ m4-1.4.18/lib/stdio-impl.h	2018-05-02 11:43:19.570336724 +0200
+@@ -18,6 +18,12 @@
+    the same implementation of stdio extension API, except that some fields
+    have different naming conventions, or their access requires some casts.  */
+ 
++/* Glibc 2.28 made _IO_IN_BACKUP private.  For now, work around this
++   problem by defining it ourselves.  FIXME: Do not rely on glibc
++   internals.  */
++#if !defined _IO_IN_BACKUP && defined _IO_EOF_SEEN
++# define _IO_IN_BACKUP 0x100
++#endif
+ 
+ /* BSD stdio derived implementations.  */
+