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Fix the program passed to AC_LANG_PROGRAM to be only the BODY of the main

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function, not the whole main function. This problem resulted during
conversion of scripts to the new autoconf standard. The effect was that
the mmap_file test would fail and if it does there is currently an
#ifdef'd #error that causes compilation to fail. Bad, bad, bad.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16462 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2004-09-21 17:10:52 +00:00
parent 323ed35e4f
commit 91b538024a
1 changed files with 2 additions and 3 deletions
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5
autoconf/m4/func_mmap_file.m4
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@ -12,12 +12,11 @@ ac_cv_func_mmap_file,
#include <fcntl.h>
]],[[
int fd;
int main () {
fd = creat ("foo",0777);
fd = (int) mmap (0, 1, PROT_READ, MAP_SHARED, fd, 0);
unlink ("foo");
return (fd != (int) MAP_FAILED);}]])],
[ac_cv_func_mmap_file=yes], [ac_cv_func_mmap_file=no],[])
return (fd != (int) MAP_FAILED);]])],
[ac_cv_func_mmap_file=yes],[ac_cv_func_mmap_file=no],[ac_cv_func_mmap_file=no])
AC_LANG_POP([C])
])
if test "$ac_cv_func_mmap_file" = yes; then