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| author | Yang Tse <yangsita@gmail.com> | 2013-01-01 17:26:32 +0100 |
|---|---|---|
| committer | Yang Tse <yangsita@gmail.com> | 2013-01-01 17:26:32 +0100 |
| commit | bc5298e25c3be085ea32457e42b70e54d4d4c0c4 (patch) | |
| tree | 2b6a0f461aa37c2a617b5dc677a74c5d06c2e343 /m4 | |
| parent | d86503ea82ba4f9ab5c0de74feadac94b7bd9ee8 (diff) | |
curl-override.m4: provide AC_CONFIG_MACRO_DIR definition conditionally
Provide a 'traceable' AC_CONFIG_MACRO_DIR definition only when using
an autoconf version that does not provide it, instead of what we were
doing up to now of providing and overriding AC_CONFIG_MACRO_DIR for
all autoconf versions.
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/curl-override.m4 | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/m4/curl-override.m4 b/m4/curl-override.m4 index ad3110ea5..0e4d1f908 100644 --- a/m4/curl-override.m4 +++ b/m4/curl-override.m4 @@ -2,7 +2,7 @@ #*************************************************************************** # File version for 'aclocal' use. Keep it a single number. -# serial 5 +# serial 6 dnl CURL_OVERRIDE_AUTOCONF dnl ------------------------------------------------- @@ -89,12 +89,12 @@ m4_defun([_LT_AC_LIBTOOL_SYS_PATH_SEPARATOR], [CURL_CHECK_PATH_SEPARATOR m4_define([$0],[])]) -dnl Override Autoconf's AC_CONFIG_MACRO_DIR (DIR) +dnl Provide Autoconf's AC_CONFIG_MACRO_DIR (DIR) dnl ------------------------------------------------- -dnl This is an emulation of Autoconf's 2.61 macro. -dnl This is done to use fixed macro across Autoconf -dnl versions, and avoid warnings from modern libtool -dnl which traces usage of this macro. +dnl Allow usage of mentioned macro in configure.ac +dnl even with ancient Autoconf versions, such as 2.57, +dnl that do not provide a definition for this macro. -AC_DEFUN([AC_CONFIG_MACRO_DIR],[:]) +m4_ifndef([AC_CONFIG_MACRO_DIR], +[AC_DEFUN([AC_CONFIG_MACRO_DIR],[:])]) |