AS_HELP_STRING([], [ARG can be prefix for openssl library and headers]),
GIT_PARSE_WITH([openssl]))
-# Define USE_LIBPCRE if you have and want to use libpcre. git-grep will be
-# able to use Perl-compatible regular expressions.
+# Define USE_LIBPCRE if you have and want to use libpcre. Various
+# commands such as log and grep offer runtime options to use
+# Perl-compatible regular expressions instead of standard or extended
+# POSIX regular expressions.
#
-# Define LIBPCREDIR=/foo/bar if your libpcre header and library files are in
+# Currently USE_LIBPCRE is a synonym for USE_LIBPCRE1, define
+# USE_LIBPCRE2 instead if you'd like to use version 2 of the PCRE
+# library. The USE_LIBPCRE flag will likely be changed to mean v2 by
+# default in future releases.
+#
+# Define LIBPCREDIR=/foo/bar if your PCRE 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 NO)])
+AS_HELP_STRING([--with-libpcre],[synonym for --with-libpcre1]),
+ if test "$withval" = "no"; then
+ USE_LIBPCRE1=
+ elif test "$withval" = "yes"; then
+ USE_LIBPCRE1=YesPlease
+ else
+ USE_LIBPCRE1=YesPlease
+ LIBPCREDIR=$withval
+ AC_MSG_NOTICE([Setting LIBPCREDIR to $LIBPCREDIR])
+ dnl USE_LIBPCRE1 can still be modified below, so don't substitute
+ dnl it yet.
+ GIT_CONF_SUBST([LIBPCREDIR])
+ fi)
+
+AC_ARG_WITH(libpcre1,
+AS_HELP_STRING([--with-libpcre1],[support Perl-compatible regexes via libpcre1 (default is NO)])
AS_HELP_STRING([], [ARG can be also prefix for libpcre library and headers]),
if test "$withval" = "no"; then
- USE_LIBPCRE=
+ USE_LIBPCRE1=
elif test "$withval" = "yes"; then
- USE_LIBPCRE=YesPlease
+ USE_LIBPCRE1=YesPlease
else
- USE_LIBPCRE=YesPlease
+ USE_LIBPCRE1=YesPlease
LIBPCREDIR=$withval
AC_MSG_NOTICE([Setting LIBPCREDIR to $LIBPCREDIR])
- dnl USE_LIBPCRE can still be modified below, so don't substitute
+ dnl USE_LIBPCRE1 can still be modified below, so don't substitute
+ dnl it yet.
+ GIT_CONF_SUBST([LIBPCREDIR])
+ fi)
+
+AC_ARG_WITH(libpcre2,
+AS_HELP_STRING([--with-libpcre2],[support Perl-compatible regexes via libpcre2 (default is NO)])
+AS_HELP_STRING([], [ARG can be also prefix for libpcre library and headers]),
+ if test -n "$USE_LIBPCRE1"; then
+ AC_MSG_ERROR([Only supply one of --with-libpcre1 or --with-libpcre2!])
+ fi
+
+ if test "$withval" = "no"; then
+ USE_LIBPCRE2=
+ elif test "$withval" = "yes"; then
+ USE_LIBPCRE2=YesPlease
+ else
+ USE_LIBPCRE2=YesPlease
+ LIBPCREDIR=$withval
+ AC_MSG_NOTICE([Setting LIBPCREDIR to $LIBPCREDIR])
+ dnl USE_LIBPCRE2 can still be modified below, so don't substitute
dnl it yet.
GIT_CONF_SUBST([LIBPCREDIR])
fi)
GIT_CONF_SUBST([NO_OPENSSL])
#
-# Define USE_LIBPCRE if you have and want to use libpcre. git-grep will be
-# able to use Perl-compatible regular expressions.
+# Handle the USE_LIBPCRE1 and USE_LIBPCRE2 options potentially set
+# above.
#
-if test -n "$USE_LIBPCRE"; then
+if test -n "$USE_LIBPCRE1"; then
GIT_STASH_FLAGS($LIBPCREDIR)
GIT_UNSTASH_FLAGS($LIBPCREDIR)
-GIT_CONF_SUBST([USE_LIBPCRE])
+GIT_CONF_SUBST([USE_LIBPCRE1])
+
+fi
+
+
+if test -n "$USE_LIBPCRE2"; then
+
+GIT_STASH_FLAGS($LIBPCREDIR)
+
+AC_CHECK_LIB([pcre2-8], [pcre2_config_8],
+[USE_LIBPCRE2=YesPlease],
+[USE_LIBPCRE2=])
+
+GIT_UNSTASH_FLAGS($LIBPCREDIR)
+
+GIT_CONF_SUBST([USE_LIBPCRE2])
fi
[NO_CURL=],
[NO_CURL=YesPlease])
-if test -z "${NO_CURL}" && test -z "${NO_OPENSSL}"; then
-
-AC_CHECK_LIB([curl], [Curl_ssl_init],
-[NEEDS_SSL_WITH_CURL=YesPlease],
-[NEEDS_SSL_WITH_CURL=])
-
-GIT_CONF_SUBST([NEEDS_SSL_WITH_CURL])
-
-fi
-
GIT_UNSTASH_FLAGS($CURLDIR)
GIT_CONF_SUBST([NO_CURL])
if test $CURL_CONFIG != no; then
GIT_CONF_SUBST([CURL_CONFIG])
+ if test -z "${NO_OPENSSL}"; then
+ AC_MSG_CHECKING([if Curl supports SSL])
+ if test $(curl-config --features|grep SSL) = SSL; then
+ NEEDS_SSL_WITH_CURL=YesPlease
+ AC_MSG_RESULT([yes])
+ else
+ NEEDS_SSL_WITH_CURL=
+ AC_MSG_RESULT([no])
+ fi
+ GIT_CONF_SUBST([NEEDS_SSL_WITH_CURL])
+ fi
fi
fi
])
GIT_CONF_SUBST([NO_IPV6])
#
-# Define NO_REGEX if you have no or inferior regex support in your C library.
-AC_CACHE_CHECK([whether the platform regex can handle null bytes],
- [ac_cv_c_excellent_regex], [
+# Define NO_REGEX if your C library lacks regex support with REG_STARTEND
+# feature.
+AC_CACHE_CHECK([whether the platform regex supports REG_STARTEND],
+ [ac_cv_c_regex_with_reg_startend], [
AC_EGREP_CPP(yippeeyeswehaveit,
AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
#include <regex.h>
yippeeyeswehaveit
#endif
]),
- [ac_cv_c_excellent_regex=yes],
- [ac_cv_c_excellent_regex=no])
+ [ac_cv_c_regex_with_reg_startend=yes],
+ [ac_cv_c_regex_with_reg_startend=no])
])
-if test $ac_cv_c_excellent_regex = yes; then
+if test $ac_cv_c_regex_with_reg_startend = yes; then
NO_REGEX=
else
NO_REGEX=YesPlease
[
AC_RUN_IFELSE(
[AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
- [[char c;
+ [[
FILE *f = fopen(".", "r");
- return f && fread(&c, 1, 1, f)]])],
+ return f)]])],
[ac_cv_fread_reads_directories=no],
[ac_cv_fread_reads_directories=yes])
])
[NO_MKDTEMP=YesPlease])
GIT_CONF_SUBST([NO_MKDTEMP])
#
-# Define NO_MKSTEMPS if you don't have mkstemps in the C library.
-GIT_CHECK_FUNC(mkstemps,
-[NO_MKSTEMPS=],
-[NO_MKSTEMPS=YesPlease])
-GIT_CONF_SUBST([NO_MKSTEMPS])
-#
# Define NO_INITGROUPS if you don't have initgroups in the C library.
GIT_CHECK_FUNC(initgroups,
[NO_INITGROUPS=],
AC_DEFUN([PTHREADTEST_SRC], [
AC_LANG_PROGRAM([[
#include <pthread.h>
+static void *noop(void *ignore) { return ignore; }
]], [[
pthread_mutex_t test_mutex;
pthread_key_t test_key;
+ pthread_t th;
int retcode = 0;
+ void *ret = (void *)0;
retcode |= pthread_key_create(&test_key, (void *)0);
retcode |= pthread_mutex_init(&test_mutex,(void *)0);
retcode |= pthread_mutex_lock(&test_mutex);
retcode |= pthread_mutex_unlock(&test_mutex);
+ retcode |= pthread_create(&th, ret, noop, ret);
+ retcode |= pthread_join(th, &ret);
return retcode;
]])])