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-rw-r--r--configure.ac64
1 files changed, 27 insertions, 37 deletions
diff --git a/configure.ac b/configure.ac
index ad215cc4a1..b7112542b4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -193,7 +193,7 @@ AC_ARG_ENABLE([pthreads],
[FLAGS is the value to pass to the compiler to enable POSIX Threads.]
[The default if FLAGS is not specified is to try first -pthread]
[and then -lpthread.]
- [--without-pthreads will disable threading.])],
+ [--disable-pthreads will disable threading.])],
[
if test "x$enableval" = "xyes"; then
AC_MSG_NOTICE([Will try -pthread then -lpthread to enable POSIX Threads])
@@ -753,6 +753,14 @@ AC_CHECK_MEMBER(struct dirent.d_type,
[#include <dirent.h>])
GIT_CONF_SUBST([NO_D_TYPE_IN_DIRENT])
#
+# Define NO_GECOS_IN_PWENT if you don't have pw_gecos in struct passwd
+# in the C library.
+AC_CHECK_MEMBER(struct passwd.pw_gecos,
+[NO_GECOS_IN_PWENT=],
+[NO_GECOS_IN_PWENT=YesPlease],
+[#include <pwd.h>])
+GIT_CONF_SUBST([NO_GECOS_IN_PWENT])
+#
# Define NO_SOCKADDR_STORAGE if your platform does not have struct
# sockaddr_storage.
AC_CHECK_TYPE(struct sockaddr_storage,
@@ -872,11 +880,17 @@ AC_CHECK_HEADER([libcharset.h],
[HAVE_LIBCHARSET_H=YesPlease],
[HAVE_LIBCHARSET_H=])
GIT_CONF_SUBST([HAVE_LIBCHARSET_H])
+#
+# Define HAVE_STRINGS_H if you have strings.h
+AC_CHECK_HEADER([strings.h],
+[HAVE_STRINGS_H=YesPlease],
+[HAVE_STRINGS_H=])
+GIT_CONF_SUBST([HAVE_STRINGS_H])
# Define CHARSET_LIB if libiconv does not export the locale_charset symbol
# and libcharset does
CHARSET_LIB=
AC_CHECK_LIB([iconv], [locale_charset],
- [],
+ [CHARSET_LIB=-liconv],
[AC_CHECK_LIB([charset], [locale_charset],
[CHARSET_LIB=-lcharset])])
GIT_CONF_SUBST([CHARSET_LIB])
@@ -887,40 +901,6 @@ GIT_CHECK_FUNC(strcasestr,
[NO_STRCASESTR=YesPlease])
GIT_CONF_SUBST([NO_STRCASESTR])
#
-# Define NO_STRTOK_R if you don't have strtok_r
-GIT_CHECK_FUNC(strtok_r,
-[NO_STRTOK_R=],
-[NO_STRTOK_R=YesPlease])
-GIT_CONF_SUBST([NO_STRTOK_R])
-#
-# Define NO_FNMATCH if you don't have fnmatch
-GIT_CHECK_FUNC(fnmatch,
-[NO_FNMATCH=],
-[NO_FNMATCH=YesPlease])
-GIT_CONF_SUBST([NO_FNMATCH])
-#
-# Define NO_FNMATCH_CASEFOLD if your fnmatch function doesn't have the
-# FNM_CASEFOLD GNU extension.
-AC_CACHE_CHECK([whether the fnmatch function supports the FNMATCH_CASEFOLD GNU extension],
- [ac_cv_c_excellent_fnmatch], [
-AC_EGREP_CPP(yippeeyeswehaveit,
- AC_LANG_PROGRAM([
-#include <fnmatch.h>
-],
-[#ifdef FNM_CASEFOLD
-yippeeyeswehaveit
-#endif
-]),
- [ac_cv_c_excellent_fnmatch=yes],
- [ac_cv_c_excellent_fnmatch=no])
-])
-if test $ac_cv_c_excellent_fnmatch = yes; then
- NO_FNMATCH_CASEFOLD=
-else
- NO_FNMATCH_CASEFOLD=YesPlease
-fi
-GIT_CONF_SUBST([NO_FNMATCH_CASEFOLD])
-#
# Define NO_MEMMEM if you don't have memmem.
GIT_CHECK_FUNC(memmem,
[NO_MEMMEM=],
@@ -1021,7 +1001,17 @@ if test -n "$USER_NOPTHREAD"; then
# -D_REENTRANT' or some such.
elif test -z "$PTHREAD_CFLAGS"; then
threads_found=no
- for opt in -mt -pthread -lpthread; do
+ # Attempt to compile and link some code using pthreads to determine
+ # required linker flags. The order is somewhat important here: We
+ # first try it without any extra flags, to catch systems where
+ # pthreads are part of the C library, then go on testing various other
+ # flags. We do so to avoid false positives. For example, on Mac OS X
+ # pthreads are part of the C library; moreover, the compiler allows us
+ # to add "-mt" to the CFLAGS (although it will do nothing except
+ # trigger a warning about an unused flag). Hence if we checked for
+ # "-mt" before "" we would end up picking it. But unfortunately this
+ # would then trigger compiler warnings on every single file we compile.
+ for opt in "" -mt -pthread -lpthread; do
old_CFLAGS="$CFLAGS"
CFLAGS="$opt $CFLAGS"
AC_MSG_CHECKING([for POSIX Threads with '$opt'])