[PATCH V2 5/5] configure: Check for libpcre
This adds checks for libpcre based on checking for curl.
Signed-off-by: Michał Kiedrowicz <michal.kiedrowicz@gmail.com>
---
config.mak.in | 1 +
configure.ac | 26 ++++++++++++++++++++++++++
2 files changed, 27 insertions(+), 0 deletions(-)
diff --git a/config.mak.in b/config.mak.in
index e378534..9bab021 100644
--- a/config.mak.in
+++ b/config.mak.in
@@ -30,6 +30,7 @@ export srcdir VPATH
ASCIIDOC7=@ASCIIDOC7@
NEEDS_SSL_WITH_CRYPTO=@NEEDS_SSL_WITH_CRYPTO@
NO_OPENSSL=@NO_OPENSSL@
+NO_LIBPCRE=@NO_LIBPCRE@
NO_CURL=@NO_CURL@
NO_EXPAT=@NO_EXPAT@
NO_LIBGEN_H=@NO_LIBGEN_H@
diff --git a/configure.ac b/configure.ac
index fafd815..4711369 100644
--- a/configure.ac
+++ b/configure.ac
@@ -220,6 +220,17 @@ AS_HELP_STRING([--with-openssl],[use OpenSSL library (default is YES)])
AS_HELP_STRING([], [ARG can be prefix for openssl library and headers]),\
GIT_PARSE_WITH(openssl))
#
+# Define NO_LIBPCRE if you do not have libpcre installed. git-grep cannot use
+# Perl-compatible regexes.
+#
+# Define LIBPCREDIR=/foo/bar if your libpcre header and library files are in
+# /foo/bar/include and /foo/bar/lib directories.
+#
+AC_ARG_WITH(libpcre,
+AS_HELP_STRING([--with-libpcre],[support Perl-compatible regexes (default is YES)])
+AS_HELP_STRING([], [ARG can be also prefix for libpcre library and headers]),
+GIT_PARSE_WITH(libpcre))
+#
# Define NO_CURL if you do not have curl installed. git-http-pull and
# git-http-push are not built, and you cannot use http:// and https://
# transports.
@@ -435,6 +446,21 @@ AC_SUBST(NEEDS_SSL_WITH_CRYPTO)
AC_SUBST(NO_OPENSSL)
#
+# Define NO_LIBPCRE if you do not have libpcre installed. git-grep cannot use
+# Perl-compatible regexes.
+#
+
+GIT_STASH_FLAGS($LIBPCREDIR)
+
+AC_CHECK_LIB([pcre], [pcre_version],
+[NO_LIBPCRE=],
+[NO_LIBPCRE=YesPlease])
+
+GIT_UNSTASH_FLAGS($LIBPCREDIR)
+
+AC_SUBST(NO_LIBPCRE)
+
+#
# Define NO_CURL if you do not have libcurl installed. git-http-pull and
# git-http-push are not built, and you cannot use http:// and https://
# transports.
--
1.7.3.4
Michał Kiedrowicz <michal.kiedrowicz@gmail.com>