Merge branch 'rh/autoconf-rhel3'

Build update for older RHEL.

* rh/autoconf-rhel3:
configure.ac: check for HMAC_CTX_cleanup
configure.ac: check for clock_gettime and CLOCK_MONOTONIC
configure.ac: check 'tv_nsec' field in 'struct stat'

diff --git a/Makefile b/Makefile
index 06e5d24312e47e9a6e7e33def74c70f54c21f2e1..c44eb3a8511c1d179113c241245f4a0ba8dc2787 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -343,6 +343,11 @@ all::
 # return NULL when it receives a bogus time_t.
 #
 # Define HAVE_CLOCK_GETTIME if your platform has clock_gettime in librt.
+#
+# Define HAVE_CLOCK_MONOTONIC if your platform has CLOCK_MONOTONIC in librt.
+#
+# Define NO_HMAC_CTX_CLEANUP if your OpenSSL is version 0.9.6b or earlier to
+# cleanup the HMAC context with the older HMAC_cleanup function.
 
 GIT-VERSION-FILE: FORCE
        @$(SHELL_PATH) ./GIT-VERSION-GEN
@@ -1075,6 +1080,9 @@ ifndef NO_OPENSSL
        ifdef NEEDS_CRYPTO_WITH_SSL
                OPENSSL_LIBSSL += -lcrypto
        endif
+       ifdef NO_HMAC_CTX_CLEANUP
+               BASIC_CFLAGS += -DNO_HMAC_CTX_CLEANUP
+       endif
 else
        BASIC_CFLAGS += -DNO_OPENSSL
        BLK_SHA1 = 1
@@ -1402,6 +1410,10 @@ ifdef HAVE_CLOCK_GETTIME
        EXTLIBS += -lrt
 endif
 
+ifdef HAVE_CLOCK_MONOTONIC
+       BASIC_CFLAGS += -DHAVE_CLOCK_MONOTONIC
+endif
+
 ifeq ($(TCLTK_PATH),)
 NO_TCLTK = NoThanks
 endif

diff --git a/config.mak.uname b/config.mak.uname
index f3c93f27c945193754090e97c2070c9e66759f02..b64b63c34c315561110c5d9f3e334ebd633d095b 100644 (file)
--- a/config.mak.uname
+++ b/config.mak.uname
@@ -35,6 +35,7 @@ ifeq ($(uname_S),Linux)
        LIBC_CONTAINS_LIBINTL = YesPlease
        HAVE_DEV_TTY = YesPlease
        HAVE_CLOCK_GETTIME = YesPlease
+       HAVE_CLOCK_MONOTONIC = YesPlease
 endif
 ifeq ($(uname_S),GNU/kFreeBSD)
        HAVE_ALLOCA_H = YesPlease

diff --git a/configure.ac b/configure.ac
index 5c1312f24a247fca9bdd7dc9d66aa05f8a7c60d5..55e5a9b3e6c39f15d9d4cf419a72ee963713b662 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -754,6 +754,19 @@ AC_CHECK_TYPES([struct itimerval],
 [#include <sys/time.h>])
 GIT_CONF_SUBST([NO_STRUCT_ITIMERVAL])
 #
+# Define USE_ST_TIMESPEC=YesPlease when stat.st_mtimespec.tv_nsec exists.
+# Define NO_NSEC=YesPlease when neither stat.st_mtim.tv_nsec nor
+# stat.st_mtimespec.tv_nsec exists.
+AC_CHECK_MEMBER([struct stat.st_mtimespec.tv_nsec])
+AC_CHECK_MEMBER([struct stat.st_mtim.tv_nsec])
+if test x$ac_cv_member_struct_stat_st_mtimespec_tv_nsec = xyes; then
+       USE_ST_TIMESPEC=YesPlease
+       GIT_CONF_SUBST([USE_ST_TIMESPEC])
+elif test x$ac_cv_member_struct_stat_st_mtim_tv_nsec != xyes; then
+       NO_NSEC=YesPlease
+       GIT_CONF_SUBST([NO_NSEC])
+fi
+#
 # Define NO_D_INO_IN_DIRENT if you don't have d_ino in your struct dirent.
 AC_CHECK_MEMBER(struct dirent.d_ino,
 [NO_D_INO_IN_DIRENT=],
@@ -934,6 +947,32 @@ AC_CHECK_LIB([iconv], [locale_charset],
                      [CHARSET_LIB=-lcharset])])
 GIT_CONF_SUBST([CHARSET_LIB])
 #
+# Define NO_HMAC_CTX_CLEANUP=YesPlease if HMAC_CTX_cleanup is missing.
+AC_CHECK_LIB([crypto], [HMAC_CTX_cleanup],
+       [], [GIT_CONF_SUBST([NO_HMAC_CTX_CLEANUP], [YesPlease])])
+#
+# Define HAVE_CLOCK_GETTIME=YesPlease if clock_gettime is available.
+GIT_CHECK_FUNC(clock_gettime,
+       [HAVE_CLOCK_GETTIME=YesPlease],
+       [HAVE_CLOCK_GETTIME=])
+GIT_CONF_SUBST([HAVE_CLOCK_GETTIME])
+
+AC_DEFUN([CLOCK_MONOTONIC_SRC], [
+AC_LANG_PROGRAM([[
+#include <time.h>
+clockid_t id = CLOCK_MONOTONIC;
+]])])
+
+#
+# Define HAVE_CLOCK_MONOTONIC=YesPlease if CLOCK_MONOTONIC is available.
+AC_MSG_CHECKING([for CLOCK_MONOTONIC])
+AC_COMPILE_IFELSE([CLOCK_MONOTONIC_SRC],
+       [AC_MSG_RESULT([yes])
+       HAVE_CLOCK_MONOTONIC=YesPlease],
+       [AC_MSG_RESULT([no])
+       HAVE_CLOCK_MONOTONIC=])
+GIT_CONF_SUBST([HAVE_CLOCK_MONOTONIC])
+#
 # Define NO_SETITIMER if you don't have setitimer.
 GIT_CHECK_FUNC(setitimer,
 [NO_SETITIMER=],

diff --git a/git-compat-util.h b/git-compat-util.h
index dcecd857f159357ff7d79cde218895f43795d944..eb9b0ff32829ef62bf2d1af432742841b9720906 100644 (file)
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -218,6 +218,9 @@ extern char *gitbasename(char *);
 #include <openssl/err.h>
 #undef MAC_OS_X_VERSION_MIN_REQUIRED
 #undef __AVAILABILITY_MACROS_USES_AVAILABILITY
+#ifdef NO_HMAC_CTX_CLEANUP
+#define HMAC_CTX_cleanup HMAC_cleanup
+#endif
 #endif
 
 /* On most systems <netdb.h> would have given us this, but

diff --git a/trace.c b/trace.c
index f6f9f3a367242f5f3f10e1d33381f0a52d4fbe55..1dc5c7c912d000699b753b1aab5c09a114e26557 100644 (file)
--- a/trace.c
+++ b/trace.c
@@ -322,7 +322,7 @@ int trace_want(struct trace_key *key)
        return !!get_trace_fd(key);
 }
 
-#ifdef HAVE_CLOCK_GETTIME
+#if defined(HAVE_CLOCK_GETTIME) && defined(HAVE_CLOCK_MONOTONIC)
 
 static inline uint64_t highres_nanos(void)
 {