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Fix bugs in mmap()-of-files test program on Mac OS X:
1) MAP_FAILED is declared to be a pointer 2) can't include sys/mman.h before sys/types.h without getting an error :-( llvm-svn: 8947
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autoconf/aclocal.m4
vendored
10
autoconf/aclocal.m4
vendored
@ -6111,21 +6111,21 @@ ac_cv_func_mmap_file,
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[AC_LANG_SAVE
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AC_LANG_C
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AC_TRY_RUN([
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#ifdef HAVE_SYS_MMAN_H
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#include <sys/mman.h>
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#endif
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_MMAN_H
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#include <sys/mman.h>
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#endif
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#ifdef HAVE_FCNTL_H
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#include <fcntl.h>
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#endif
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int fd;
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int main () {
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fd = creat ("foo",0777); fd = (int) mmap (0, 1, PROT_READ, MAP_SHARED, fd, 0); unlink ("foo"); return (fd != MAP_FAILED);}],
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fd = creat ("foo",0777); fd = (int) mmap (0, 1, PROT_READ, MAP_SHARED, fd, 0); unlink ("foo"); return (fd != (int) MAP_FAILED);}],
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ac_cv_func_mmap_file=yes, ac_cv_func_mmap_file=no)
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AC_LANG_RESTORE
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])
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