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Fix CURL_CHECK_DEF so that when the expansion of the preprocessor symbol results

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in a set of double-quoted strings, this macro will now return an expansion which
consists of a single double-quoted string result of concatenating all of them.
This commit is contained in:
Yang Tse 2008-08-07 16:07:26 +00:00
parent 25c76a760e
commit ddfa33be79
2 changed files with 9 additions and 2 deletions
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5
CHANGES
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@ -13,6 +13,11 @@ Yang Tse (7 Aug 2008)
used to provide support for a curl_off_t data type which is not gated to
off_t. Further details are documented inside these mentioned header files.
- Fix CURL_CHECK_DEF so that when the expansion of the preprocessor symbol
results in a set of double-quoted strings, this macro will now return an
expansion which consists of a single double-quoted string as the result of
concatenating all of them.
Yang Tse (5 Aug 2008)
- Changes done to buildconf script. Validate that autom4te and autoconf, as
well as aclocal and automake, versions match. Improve removal of previous

6
acinclude.m4
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@ -74,7 +74,9 @@ dnl -------------------------------------------------
dnl Use the C preprocessor to find out if the given object-style symbol
dnl is defined and get its expansion. This macro will not use default
dnl includes even if no INCLUDES argument is given. This macro will run
dnl silently when invoked with three arguments.
dnl silently when invoked with three arguments. If the expansion would
dnl result in a set of double-quoted strings the returned expansion will
dnl actually be a single double-quoted string concatenating all them.
AC_DEFUN([CURL_CHECK_DEF], [
AS_VAR_PUSHDEF([ac_HaveDef], [curl_cv_have_def_$1])dnl
@ -98,7 +100,7 @@ CURL_DEF_TOKEN $1
tmp_exp=`eval "$ac_cpp conftest.$ac_ext" 2>/dev/null | \
"$GREP" CURL_DEF_TOKEN 2>/dev/null | \
"$SED" 's/.*CURL_DEF_TOKEN[[ ]]//' 2>/dev/null | \
"$SED" 'q' 2>/dev/null`
"$SED" 's/[["]][[ ]]*[["]]//g' 2>/dev/null`
if test "$tmp_exp" = "$1"; then
tmp_exp=""
fi