Fix implicit function declarations in configure.acemacs-29.2-patches-2emacs-28.2-patches-5emacs-27.2-patches-7emacs-26.3-patches-6

Signed-off-by: Ulrich Müller <ulm@gentoo.org>

4 files changed, 250 insertions, 0 deletions

diff --git a/emacs/26.3/07_all_configure-decl.patch b/emacs/26.3/07_all_configure-decl.patch
new file mode 100644
index 0000000..ac55b9f
--- /dev/null
+++ b/emacs/26.3/07_all_configure-decl.patch
@@ -0,0 +1,66 @@
+Fix implicit function declarations in configure.ac (XOpenDisplay, malloc)
+Backported from master branch
+https://bugs.gentoo.org/898304
+
+commit 6c1413d5ef0d1fea639b0d8c83a0c0065d99359b
+Author: Florian Weimer <fweimer@redhat.com>
+Date:   Fri Dec 23 18:49:25 2022 +0100
+
+    configure: Remove obsolete check for -b i486-linuxaout
+
+commit 121a9ff9f6fc69066ce30c2dbe6cbfbfdca6aeaa
+Author: Florian Weimer <fweimer@redhat.com>
+Date:   Fri Dec 23 18:51:08 2022 +0100
+
+    Fix alternate stack test in configure
+
+--- emacs-26.3/configure.ac
++++ emacs-26.3/configure.ac
+@@ -2421,39 +2421,6 @@
+     export LD_RUN_PATH
+   fi
+ 
+-  if test "${opsys}" = "gnu-linux"; then
+-    AC_CACHE_CHECK([whether X on GNU/Linux needs -b to link], [emacs_cv_b_link],
+-    [AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
+-     [[XOpenDisplay ("foo");]])],
+-     [xgnu_linux_first_failure=no],
+-     [xgnu_linux_first_failure=yes])
+-    if test "${xgnu_linux_first_failure}" = "yes"; then
+-      OLD_CPPFLAGS="$CPPFLAGS"
+-      OLD_LIBS="$LIBS"
+-      CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
+-      LIBS="$LIBS -b i486-linuxaout"
+-      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
+-       [[XOpenDisplay ("foo");]])],
+-       [xgnu_linux_second_failure=no],
+-       [xgnu_linux_second_failure=yes])
+-      if test "${xgnu_linux_second_failure}" = "yes"; then
+-	# If we get the same failure with -b, there is no use adding -b.
+-	# So leave it out.  This plays safe.
+-        emacs_cv_b_link=no
+-      else
+-        emacs_cv_b_link=yes
+-      fi
+-      CPPFLAGS=$OLD_CPPFLAGS
+-      LIBS=$OLD_LIBS
+-    else
+-      emacs_cv_b_link=no
+-    fi])
+-    if test "x$emacs_cv_b_link" = xyes ; then
+-      LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
+-      C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
+-    fi
+-  fi
+-
+   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
+   # header files included from there.
+   AC_CACHE_CHECK([for Xkb], [emacs_cv_xkb],
+@@ -4170,6 +4137,7 @@
+ 	       [emacs_cv_alternate_stack],
+   [AC_COMPILE_IFELSE(
+      [AC_LANG_PROGRAM([[#include <signal.h>
++			#include <stdlib.h>
+ 		      ]],
+ 		      [[stack_t ss;
+ 			struct sigaction sa;
diff --git a/emacs/27.2/08_all_configure-decl.patch b/emacs/27.2/08_all_configure-decl.patch
new file mode 100644
index 0000000..0e95515
--- /dev/null
+++ b/emacs/27.2/08_all_configure-decl.patch
@@ -0,0 +1,66 @@
+Fix implicit function declarations in configure.ac (XOpenDisplay, malloc)
+Backported from master branch
+https://bugs.gentoo.org/898304
+
+commit 6c1413d5ef0d1fea639b0d8c83a0c0065d99359b
+Author: Florian Weimer <fweimer@redhat.com>
+Date:   Fri Dec 23 18:49:25 2022 +0100
+
+    configure: Remove obsolete check for -b i486-linuxaout
+
+commit 121a9ff9f6fc69066ce30c2dbe6cbfbfdca6aeaa
+Author: Florian Weimer <fweimer@redhat.com>
+Date:   Fri Dec 23 18:51:08 2022 +0100
+
+    Fix alternate stack test in configure
+
+--- emacs-27.2/configure.ac
++++ emacs-27.2/configure.ac
+@@ -2505,39 +2505,6 @@
+     export LD_RUN_PATH
+   fi
+ 
+-  if test "${opsys}" = "gnu-linux"; then
+-    AC_CACHE_CHECK([whether X on GNU/Linux needs -b to link], [emacs_cv_b_link],
+-    [AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
+-     [[XOpenDisplay ("foo");]])],
+-     [xgnu_linux_first_failure=no],
+-     [xgnu_linux_first_failure=yes])
+-    if test "${xgnu_linux_first_failure}" = "yes"; then
+-      OLD_CPPFLAGS="$CPPFLAGS"
+-      OLD_LIBS="$LIBS"
+-      CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
+-      LIBS="$LIBS -b i486-linuxaout"
+-      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
+-       [[XOpenDisplay ("foo");]])],
+-       [xgnu_linux_second_failure=no],
+-       [xgnu_linux_second_failure=yes])
+-      if test "${xgnu_linux_second_failure}" = "yes"; then
+-	# If we get the same failure with -b, there is no use adding -b.
+-	# So leave it out.  This plays safe.
+-        emacs_cv_b_link=no
+-      else
+-        emacs_cv_b_link=yes
+-      fi
+-      CPPFLAGS=$OLD_CPPFLAGS
+-      LIBS=$OLD_LIBS
+-    else
+-      emacs_cv_b_link=no
+-    fi])
+-    if test "x$emacs_cv_b_link" = xyes ; then
+-      LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
+-      C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
+-    fi
+-  fi
+-
+   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
+   # header files included from there.
+   AC_CACHE_CHECK([for Xkb], [emacs_cv_xkb],
+@@ -4397,6 +4364,7 @@
+ 	       [emacs_cv_alternate_stack],
+   [AC_COMPILE_IFELSE(
+      [AC_LANG_PROGRAM([[#include <signal.h>
++			#include <stdlib.h>
+ 		      ]],
+ 		      [[stack_t ss;
+ 			struct sigaction sa;
diff --git a/emacs/28.2/09_all_configure-decl.patch b/emacs/28.2/09_all_configure-decl.patch
new file mode 100644
index 0000000..1e86f54
--- /dev/null
+++ b/emacs/28.2/09_all_configure-decl.patch
@@ -0,0 +1,66 @@
+Fix implicit function declarations in configure.ac (XOpenDisplay, malloc)
+Backported from master branch
+https://bugs.gentoo.org/898304
+
+commit 6c1413d5ef0d1fea639b0d8c83a0c0065d99359b
+Author: Florian Weimer <fweimer@redhat.com>
+Date:   Fri Dec 23 18:49:25 2022 +0100
+
+    configure: Remove obsolete check for -b i486-linuxaout
+
+commit 121a9ff9f6fc69066ce30c2dbe6cbfbfdca6aeaa
+Author: Florian Weimer <fweimer@redhat.com>
+Date:   Fri Dec 23 18:51:08 2022 +0100
+
+    Fix alternate stack test in configure
+
+--- emacs-28.2/configure.ac
++++ emacs-28.2/configure.ac
+@@ -2491,39 +2491,6 @@
+     export LD_RUN_PATH
+   fi
+ 
+-  if test "${opsys}" = "gnu-linux"; then
+-    AC_CACHE_CHECK([whether X on GNU/Linux needs -b to link], [emacs_cv_b_link],
+-    [AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
+-     [[XOpenDisplay ("foo");]])],
+-     [xgnu_linux_first_failure=no],
+-     [xgnu_linux_first_failure=yes])
+-    if test "${xgnu_linux_first_failure}" = "yes"; then
+-      OLD_CPPFLAGS="$CPPFLAGS"
+-      OLD_LIBS="$LIBS"
+-      CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
+-      LIBS="$LIBS -b i486-linuxaout"
+-      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
+-       [[XOpenDisplay ("foo");]])],
+-       [xgnu_linux_second_failure=no],
+-       [xgnu_linux_second_failure=yes])
+-      if test "${xgnu_linux_second_failure}" = "yes"; then
+-	# If we get the same failure with -b, there is no use adding -b.
+-	# So leave it out.  This plays safe.
+-        emacs_cv_b_link=no
+-      else
+-        emacs_cv_b_link=yes
+-      fi
+-      CPPFLAGS=$OLD_CPPFLAGS
+-      LIBS=$OLD_LIBS
+-    else
+-      emacs_cv_b_link=no
+-    fi])
+-    if test "x$emacs_cv_b_link" = xyes ; then
+-      LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
+-      C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
+-    fi
+-  fi
+-
+   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
+   # header files included from there.
+   AC_CACHE_CHECK([for Xkb], [emacs_cv_xkb],
+@@ -4629,6 +4596,7 @@
+ 	       [emacs_cv_alternate_stack],
+   [AC_COMPILE_IFELSE(
+      [AC_LANG_PROGRAM([[#include <signal.h>
++			#include <stdlib.h>
+ 		      ]],
+ 		      [[stack_t ss;
+ 			struct sigaction sa;
diff --git a/emacs/29.2/03_all_configure-decl.patch b/emacs/29.2/03_all_configure-decl.patch
new file mode 100644
index 0000000..dbee941
--- /dev/null
+++ b/emacs/29.2/03_all_configure-decl.patch
@@ -0,0 +1,52 @@
+Fix implicit function declaration in configure.ac (XOpenDisplay)
+Backported from master branch
+https://bugs.gentoo.org/898304
+
+commit 6c1413d5ef0d1fea639b0d8c83a0c0065d99359b
+Author: Florian Weimer <fweimer@redhat.com>
+Date:   Fri Dec 23 18:49:25 2022 +0100
+
+    configure: Remove obsolete check for -b i486-linuxaout
+
+--- emacs-29.2/configure.ac
++++ emacs-29.2/configure.ac
+@@ -2695,39 +2695,6 @@
+     export LD_RUN_PATH
+   fi
+ 
+-  if test "${opsys}" = "gnu-linux"; then
+-    AC_CACHE_CHECK([whether X on GNU/Linux needs -b to link], [emacs_cv_b_link],
+-    [AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
+-     [[XOpenDisplay ("foo");]])],
+-     [xgnu_linux_first_failure=no],
+-     [xgnu_linux_first_failure=yes])
+-    if test "${xgnu_linux_first_failure}" = "yes"; then
+-      OLD_CPPFLAGS="$CPPFLAGS"
+-      OLD_LIBS="$LIBS"
+-      CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
+-      LIBS="$LIBS -b i486-linuxaout"
+-      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
+-       [[XOpenDisplay ("foo");]])],
+-       [xgnu_linux_second_failure=no],
+-       [xgnu_linux_second_failure=yes])
+-      if test "${xgnu_linux_second_failure}" = "yes"; then
+-	# If we get the same failure with -b, there is no use adding -b.
+-	# So leave it out.  This plays safe.
+-        emacs_cv_b_link=no
+-      else
+-        emacs_cv_b_link=yes
+-      fi
+-      CPPFLAGS=$OLD_CPPFLAGS
+-      LIBS=$OLD_LIBS
+-    else
+-      emacs_cv_b_link=no
+-    fi])
+-    if test "x$emacs_cv_b_link" = xyes ; then
+-      LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
+-      C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
+-    fi
+-  fi
+-
+   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
+   # header files included from there.
+   AC_CACHE_CHECK([for Xkb], [emacs_cv_xkb],