package/screen/0003-cross-compilation-AC_TRY_RUN.patch

   1 From: Maarten ter Huurne <maarten@treewalker.org>
   2 Date: Sat, 13 Sep 2014 12:04:41 +0200
   3 Subject: Provide cross compilation alternatives for all AC_TRY_RUN uses
   4
   5 Signed-off-by: Maarten ter Huurne <maarten@treewalker.org>
   6 [Ricardo: rebase on top of 4.3.1]
   7 Signed-off-by: Ricardo Martincoski <ricardo.martincoski@gmail.com>
   8 ---
   9  configure.ac | 30 +++++++++++++++++++-----------
  10  1 file changed, 19 insertions(+), 11 deletions(-)
  11
  12 diff --git a/configure.ac b/configure.ac
  13 index b8e3bec..c4b7cd4 100644
  14 --- a/configure.ac
  15 +++ b/configure.ac
  16 @@ -348,7 +348,8 @@ main()
  17    exit(0);
  18  }
  19  ], AC_NOTE(- your fifos are usable) fifo=1,
  20 -AC_NOTE(- your fifos are not usable))
  21 +AC_NOTE(- your fifos are not usable),
  22 +AC_NOTE(- skipping check because we are cross compiling; assuming fifos are usable) fifo=1)
  23  rm -f /tmp/conftest*
  24
  25  if test -n "$fifo"; then
  26 @@ -396,7 +397,8 @@ main()
  27    exit(0);
  28  }
  29  ], AC_NOTE(- your implementation is ok),
  30 -AC_NOTE(- you have a broken implementation) AC_DEFINE(BROKEN_PIPE) fifobr=1)
  31 +AC_NOTE(- you have a broken implementation) AC_DEFINE(BROKEN_PIPE) fifobr=1,
  32 +AC_NOTE(- skipping check because we are cross compiling; assuming fifo implementation is ok))
  33  rm -f /tmp/conftest*
  34  fi
  35
  36 @@ -458,7 +460,8 @@ main()
  37    exit(0);
  38  }
  39  ], AC_NOTE(- your sockets are usable) sock=1,
  40 -AC_NOTE(- your sockets are not usable))
  41 +AC_NOTE(- your sockets are not usable),
  42 +AC_NOTE(- skipping check because we are cross compiling; assuming sockets are usable) sock=1)
  43  rm -f /tmp/conftest*
  44
  45  if test -n "$sock"; then
  46 @@ -497,7 +500,8 @@ main()
  47  }
  48  ],AC_NOTE(- you are normal),
  49  AC_NOTE(- unix domain sockets are not kept in the filesystem)
  50 -AC_DEFINE(SOCK_NOT_IN_FS) socknofs=1)
  51 +AC_DEFINE(SOCK_NOT_IN_FS) socknofs=1,
  52 +AC_NOTE(- skipping check because we are cross compiling; assuming sockets are normal))
  53  rm -f /tmp/conftest*
  54  fi
  55
  56 @@ -624,7 +628,8 @@ main()
  57    exit(0);
  58  }
  59  ],AC_NOTE(- select is ok),
  60 -AC_NOTE(- select can't count) AC_DEFINE(SELECT_BROKEN))
  61 +AC_NOTE(- select can't count) AC_DEFINE(SELECT_BROKEN),
  62 +AC_NOTE(- skipping check because we are cross compiling; assuming select is ok))
  63
  64  dnl
  65  dnl    ****  termcap or terminfo  ****
  66 @@ -666,7 +671,8 @@ main()
  67  {
  68   exit(strcmp(tgoto("%p1%d", 0, 1), "1") ? 0 : 1);
  69  }], AC_NOTE(- you use the termcap database),
  70 -AC_NOTE(- you use the terminfo database) AC_DEFINE(TERMINFO))
  71 +AC_NOTE(- you use the terminfo database) AC_DEFINE(TERMINFO),
  72 +AC_NOTE(- skipping check because we are cross compiling; assuming terminfo database is used) AC_DEFINE(TERMINFO))
  73  AC_CHECKING(ospeed)
  74  AC_TRY_LINK(extern short ospeed;,ospeed=5;,,AC_DEFINE(NEED_OSPEED))
  75
  76 @@ -801,7 +807,8 @@ main()
  77      else
  78        AC_NOTE(- can't determine - assume ptys are world accessable)
  79      fi
  80 -  ]
  81 +  ],
  82 +  AC_NOTE(- skipping check because we are cross compiling; assuming ptys are world accessable)
  83  )
  84  rm -f conftest_grp
  85  fi
  86 @@ -885,7 +892,7 @@ AC_EGREP_CPP(yes,
  87  #endif
  88  ], load=1)
  89  fi
  90 -if test -z "$load" ; then
  91 +if test -z "$load" && test "$cross_compiling" = no ; then
  92  AC_CHECKING(for kernelfile)
  93  for core in /unix /vmunix /dynix /hp-ux /xelos /dev/ksyms /kernel/unix /kernel/genunix /unicos /mach /netbsd /386bsd /dgux /bsd /stand/vmunix; do
  94    if test -f $core || test -c $core; then
  95 @@ -1078,7 +1085,7 @@ main()
  96  #endif
  97    exit(0);
  98  }
  99 -],,AC_DEFINE(SYSVSIGS))
 100 +],,AC_DEFINE(SYSVSIGS),:)
 101
 102  fi
 103
 104 @@ -1158,7 +1165,7 @@ main() {
 105    if (strncmp(buf, "cdedef", 6))
 106      exit(1);
 107    exit(0); /* libc version works properly.  */
 108 -}], AC_DEFINE(USEBCOPY))
 109 +}], AC_DEFINE(USEBCOPY),,:)
 110
 111  AC_TRY_RUN([
 112  #define bcopy(s,d,l) memmove(d,s,l)
 113 @@ -1173,7 +1180,8 @@ main() {
 114    if (strncmp(buf, "cdedef", 6))
 115      exit(1);
 116    exit(0); /* libc version works properly.  */
 117 -}], AC_DEFINE(USEMEMMOVE))
 118 +}], AC_DEFINE(USEMEMMOVE),,
 119 +  AC_NOTE(- skipping check because we are cross compiling; use memmove) AC_DEFINE(USEMEMMOVE))
 120
 121  AC_SYS_LONG_FILE_NAMES
 122
 123 --
 124 1.8.4.5
 125