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Merge branch 'mr/autoconf-fread'
* mr/autoconf-fread: autoconf: Test FREAD_READS_DIRECTORIES
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commit
5ad9db3d04
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@ -46,4 +46,5 @@ NO_MKDTEMP=@NO_MKDTEMP@
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NO_ICONV=@NO_ICONV@
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OLD_ICONV=@OLD_ICONV@
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NO_DEFLATE_BOUND=@NO_DEFLATE_BOUND@
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FREAD_READS_DIRECTORIES=@FREAD_READS_DIRECTORIES@
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SNPRINTF_RETURNS_BOGUS=@SNPRINTF_RETURNS_BOGUS@
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20
configure.ac
20
configure.ac
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@ -327,6 +327,26 @@ else
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fi
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AC_SUBST(NO_C99_FORMAT)
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#
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# Define FREAD_READS_DIRECTORIES if your are on a system which succeeds
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# when attempting to read from an fopen'ed directory.
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AC_CACHE_CHECK([whether system succeeds to read fopen'ed directory],
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[ac_cv_fread_reads_directories],
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[
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AC_RUN_IFELSE(
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[AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
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[[char c;
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FILE *f = fopen(".", "r");
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return f && fread(&c, 1, 1, f)]])],
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[ac_cv_fread_reads_directories=no],
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[ac_cv_fread_reads_directories=yes])
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])
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if test $ac_cv_fread_reads_directories = yes; then
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FREAD_READS_DIRECTORIES=UnfortunatelyYes
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else
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FREAD_READS_DIRECTORIES=
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fi
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AC_SUBST(FREAD_READS_DIRECTORIES)
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#
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# Define SNPRINTF_RETURNS_BOGUS if your are on a system which snprintf()
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# or vsnprintf() return -1 instead of number of characters which would
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# have been written to the final string if enough space had been available.
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