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author | Ian Lynagh <igloo@earth.li> | 2010-03-29 12:33:25 +0000 |
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committer | Ian Lynagh <igloo@earth.li> | 2010-03-29 12:33:25 +0000 |
commit | f74a195e8eaad2670cf10be30484fda842e3c01e (patch) | |
tree | 756263365285f2645a1e26ae03757e96c596ba8c /aclocal.m4 | |
parent | 57fad22f920f13527a0e6f1ee26eb326580fcb1a (diff) | |
download | haskell-f74a195e8eaad2670cf10be30484fda842e3c01e.tar.gz |
Explicitly check whether ar supports the @file syntax
rather than assuming that all GNU ar's do.
Apparently OpenBSD's older version doesn't.
Diffstat (limited to 'aclocal.m4')
-rw-r--r-- | aclocal.m4 | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/aclocal.m4 b/aclocal.m4 index a9bdcea2b0..031145d411 100644 --- a/aclocal.m4 +++ b/aclocal.m4 @@ -399,6 +399,32 @@ AC_SUBST([ArIsGNUAr], [`echo $fp_prog_ar_is_gnu | tr 'a-z' 'A-Z'`]) ])# FP_PROG_AR_IS_GNU +# FP_PROG_AR_SUPPORTS_ATFILE +# ----------------- +# Sets fp_prog_ar_supports_atfile to yes or no, depending on whether +# or not it supports the @file syntax +AC_DEFUN([FP_PROG_AR_SUPPORTS_ATFILE], +[AC_REQUIRE([FP_PROG_AR]) + AC_REQUIRE([FP_PROG_AR_ARGS]) +AC_CACHE_CHECK([whether $fp_prog_ar_raw supports @file], [fp_cv_prog_ar_supports_atfile], +[ +rm -f conftest* +touch conftest.file +echo conftest.file > conftest.atfile +echo conftest.file >> conftest.atfile +"$fp_prog_ar_raw" $fp_prog_ar_args conftest.a @conftest.atfile > /dev/null 2>&1 +fp_prog_ar_supports_atfile_tmp=`"$fp_prog_ar_raw" t conftest.a 2> /dev/null | grep -c conftest.file` +rm -f conftest* +if test "$fp_prog_ar_supports_atfile_tmp" -eq 2 +then + fp_cv_prog_ar_supports_atfile=yes +else + fp_cv_prog_ar_supports_atfile=no +fi]) +fp_prog_ar_supports_atfile=$fp_cv_prog_ar_supports_atfile +AC_SUBST([ArSupportsAtFile], [`echo $fp_prog_ar_supports_atfile | tr 'a-z' 'A-Z'`]) +])# FP_PROG_AR_SUPPORTS_ATFILE + # FP_PROG_AR_ARGS # --------------- # Sets fp_prog_ar_args to the arguments for ar and the output variable ArCmd |