PKG_CHECK_VAR is not available on older versions of autoconf. This patch copies
the definition generated by newer versions of autoconf to be used for
compatibility with older versions. Tested with automake 1.14.1-2ubuntu1 and
autoconf 2.69-6.
Signed-off-by: Juliusz Sosinowicz <juli...@wolfssl.com>
---
compat.m4 | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/compat.m4 b/compat.m4
index e54a7203..47650f6d 100644
--- a/compat.m4
+++ b/compat.m4
@@ -64,6 +64,22 @@ ifdef(
AC_DEFUN([AC_TYPE_UINT64_T], [])
]
)
+ifdef(
+ [PKG_CHECK_VAR],
+ ,
+ [
+ AC_DEFUN([PKG_CHECK_VAR],
+ [AC_REQUIRE([PKG_PROG_PKG_CONFIG])
+ AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])
+
+ _PKG_CONFIG([$1], [variable="][$3]["], [$2])
+ AS_VAR_COPY([$1], [pkg_cv_][$1])
+
+ AS_VAR_IF([$1], [""], [$5], [$4])
+ ])
+ ]
+)
+
if test -z "${docdir}"; then
docdir="\$(datadir)/doc/\$(PACKAGE_NAME)"
AC_SUBST([docdir])
--
2.25.1
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