# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
-AC_PREREQ(2.59)
-AC_INIT([git], [@@GIT_VERSION@@], [git@vger.kernel.org])
-
-AC_CONFIG_SRCDIR([git.c])
-
-config_file=config.mak.autogen
-config_append=config.mak.append
-config_in=config.mak.in
-
-echo "# ${config_append}. Generated by configure." > "${config_append}"
+## Definitions of private macros.
-
-## Definitions of macros
# GIT_CONF_APPEND_LINE(LINE)
# --------------------------
# Append LINE to file ${config_append}
AC_DEFUN([GIT_CONF_APPEND_LINE],
-[echo "$1" >> "${config_append}"])# GIT_CONF_APPEND_LINE
-#
+ [echo "$1" >> "${config_append}"])
+
# GIT_ARG_SET_PATH(PROGRAM)
# -------------------------
# Provide --with-PROGRAM=PATH option to set PATH to PROGRAM
# Optional second argument allows setting NO_PROGRAM=YesPlease if
# --without-PROGRAM version used.
AC_DEFUN([GIT_ARG_SET_PATH],
-[AC_ARG_WITH([$1],
- [AS_HELP_STRING([--with-$1=PATH],
- [provide PATH to $1])],
- [GIT_CONF_APPEND_PATH($1,$2)],[])
-])# GIT_ARG_SET_PATH
-#
+ [AC_ARG_WITH([$1],
+ [AS_HELP_STRING([--with-$1=PATH],
+ [provide PATH to $1])],
+ [GIT_CONF_APPEND_PATH([$1], [$2])],
+ [])])
+
# GIT_CONF_APPEND_PATH(PROGRAM)
-# ------------------------------
+# -----------------------------
# Parse --with-PROGRAM=PATH option to set PROGRAM_PATH=PATH
# Used by GIT_ARG_SET_PATH(PROGRAM)
# Optional second argument allows setting NO_PROGRAM=YesPlease if
# --without-PROGRAM is used.
AC_DEFUN([GIT_CONF_APPEND_PATH],
-[PROGRAM=m4_toupper($1); \
-if test "$withval" = "no"; then \
- if test -n "$2"; then \
- m4_toupper($1)_PATH=$withval; \
- AC_MSG_NOTICE([Disabling use of ${PROGRAM}]); \
- GIT_CONF_APPEND_LINE(NO_${PROGRAM}=YesPlease); \
- GIT_CONF_APPEND_LINE(${PROGRAM}_PATH=); \
- else \
- AC_MSG_ERROR([You cannot use git without $1]); \
- fi; \
-else \
- if test "$withval" = "yes"; then \
- AC_MSG_WARN([You should provide path for --with-$1=PATH]); \
- else \
- m4_toupper($1)_PATH=$withval; \
- AC_MSG_NOTICE([Setting m4_toupper($1)_PATH to $withval]); \
- GIT_CONF_APPEND_LINE(${PROGRAM}_PATH=$withval); \
- fi; \
-fi; \
-]) # GIT_CONF_APPEND_PATH
-#
+ [m4_pushdef([GIT_UC_PROGRAM], m4_toupper([$1]))dnl
+ PROGRAM=GIT_UC_PROGRAM
+ if test "$withval" = "no"; then
+ if test -n "$2"; then
+ GIT_UC_PROGRAM[]_PATH=$withval
+ AC_MSG_NOTICE([Disabling use of ${PROGRAM}])
+ GIT_CONF_APPEND_LINE(NO_${PROGRAM}=YesPlease)
+ GIT_CONF_APPEND_LINE(${PROGRAM}_PATH=)
+ else
+ AC_MSG_ERROR([You cannot use git without $1])
+ fi
+ else
+ if test "$withval" = "yes"; then
+ AC_MSG_WARN([You should provide path for --with-$1=PATH])
+ else
+ GIT_UC_PROGRAM[]_PATH=$withval
+ AC_MSG_NOTICE([Setting GIT_UC_PROGRAM[]_PATH to $withval])
+ GIT_CONF_APPEND_LINE(${PROGRAM}_PATH=$withval)
+ fi
+ fi
+ m4_popdef([GIT_UC_PROGRAM])])
+
# GIT_PARSE_WITH(PACKAGE)
# -----------------------
# For use in AC_ARG_WITH action-if-found, for packages default ON.
# * Set PACKAGEDIR=PATH for --with-PACKAGE=PATH
# * Unset NO_PACKAGE for --with-PACKAGE without ARG
AC_DEFUN([GIT_PARSE_WITH],
-[PACKAGE=m4_toupper($1); \
-if test "$withval" = "no"; then \
- m4_toupper(NO_$1)=YesPlease; \
-elif test "$withval" = "yes"; then \
- m4_toupper(NO_$1)=; \
-else \
- m4_toupper(NO_$1)=; \
- m4_toupper($1)DIR=$withval; \
- AC_MSG_NOTICE([Setting m4_toupper($1)DIR to $withval]); \
- GIT_CONF_APPEND_LINE(${PACKAGE}DIR=$withval); \
-fi \
-])# GIT_PARSE_WITH
-#
+ [m4_pushdef([GIT_UC_PACKAGE], m4_toupper([$1]))dnl
+ PACKAGE=GIT_UC_PACKAGE
+ if test "$withval" = "no"; then
+ NO_[]GIT_UC_PACKAGE=YesPlease
+ elif test "$withval" = "yes"; then
+ NO_[]GIT_UC_PACKAGE=
+ else
+ NO_[]GIT_UC_PACKAGE=
+ GIT_UC_PACKAGE[]DIR=$withval
+ AC_MSG_NOTICE([Setting GIT_UC_PACKAGE[]DIR to $withval])
+ GIT_CONF_APPEND_LINE(${PACKAGE}DIR=$withval)
+ fi
+ m4_popdef([GIT_UC_PACKAGE])])
+
# GIT_PARSE_WITH_SET_MAKE_VAR(WITHNAME, VAR, HELP_TEXT)
-# ---------------------
+# -----------------------------------------------------
# Set VAR to the value specied by --with-WITHNAME.
# No verification of arguments is performed, but warnings are issued
# if either 'yes' or 'no' is specified.
AC_DEFUN([GIT_PARSE_WITH_SET_MAKE_VAR],
[AC_ARG_WITH([$1],
[AS_HELP_STRING([--with-$1=VALUE], $3)],
- if test -n "$withval"; then \
- if test "$withval" = "yes" -o "$withval" = "no"; then \
+ if test -n "$withval"; then
+ if test "$withval" = "yes" -o "$withval" = "no"; then
AC_MSG_WARN([You likely do not want either 'yes' or 'no' as]
- [a value for $1 ($2). Maybe you do...?]); \
- fi; \
- \
- AC_MSG_NOTICE([Setting $2 to $withval]); \
- GIT_CONF_APPEND_LINE($2=$withval); \
+ [a value for $1 ($2). Maybe you do...?])
+ fi
+ AC_MSG_NOTICE([Setting $2 to $withval])
+ GIT_CONF_APPEND_LINE($2=$withval)
fi)])# GIT_PARSE_WITH_SET_MAKE_VAR
-dnl
-dnl GIT_CHECK_FUNC(FUNCTION, IFTRUE, IFFALSE)
-dnl -----------------------------------------
-dnl Similar to AC_CHECK_FUNC, but on systems that do not generate
-dnl warnings for missing prototypes (e.g. FreeBSD when compiling without
-dnl -Wall), it does not work. By looking for function definition in
-dnl libraries, this problem can be worked around.
+#
+# GIT_CHECK_FUNC(FUNCTION, IFTRUE, IFFALSE)
+# -----------------------------------------
+# Similar to AC_CHECK_FUNC, but on systems that do not generate
+# warnings for missing prototypes (e.g. FreeBSD when compiling without
+# -Wall), it does not work. By looking for function definition in
+# libraries, this problem can be worked around.
AC_DEFUN([GIT_CHECK_FUNC],[AC_CHECK_FUNC([$1],[
AC_SEARCH_LIBS([$1],,
[$2],[$3])
],[$3])])
-dnl
-dnl GIT_STASH_FLAGS(BASEPATH_VAR)
-dnl -----------------------------
-dnl Allow for easy stashing of LDFLAGS and CPPFLAGS before running
-dnl tests that may want to take user settings into account.
+#
+# GIT_STASH_FLAGS(BASEPATH_VAR)
+# -----------------------------
+# Allow for easy stashing of LDFLAGS and CPPFLAGS before running
+# tests that may want to take user settings into account.
AC_DEFUN([GIT_STASH_FLAGS],[
if test -n "$1"; then
old_CPPFLAGS="$CPPFLAGS"
fi
])
+## Configure body starts here.
+
+AC_PREREQ(2.59)
+AC_INIT([git], [@@GIT_VERSION@@], [git@vger.kernel.org])
+
+AC_CONFIG_SRCDIR([git.c])
+
+config_file=config.mak.autogen
+config_append=config.mak.append
+config_in=config.mak.in
+
+echo "# ${config_append}. Generated by configure." > "${config_append}"
+
+# Directories holding "saner" versions of common or POSIX binaries.
+AC_ARG_WITH([sane-tool-path],
+ [AS_HELP_STRING(
+ [--with-sane-tool-path=DIR-1[[:DIR-2...:DIR-n]]],
+ [Directories to prepend to PATH in build system and generated scripts])],
+ [if test "$withval" = "no"; then
+ withval=''
+ else
+ AC_MSG_NOTICE([Setting SANE_TOOL_PATH to '$withval'])
+ fi
+ GIT_CONF_APPEND_LINE([SANE_TOOL_PATH=$withval])],
+ [# If the "--with-sane-tool-path" option was not given, don't touch
+ # SANE_TOOL_PATH here, but let defaults in Makefile take care of it.
+ # This should minimize spurious differences in the behaviour of the
+ # Git build system when configure is used w.r.t. when it is not.
+ :])
+
## Site configuration related to programs (before tests)
## --with-PACKAGE[=ARG] and --without-PACKAGE
#
AC_ARG_WITH([lib],
[AS_HELP_STRING([--with-lib=ARG],
[ARG specifies alternative name for lib directory])],
- [if test "$withval" = "no" || test "$withval" = "yes"; then \
- AC_MSG_WARN([You should provide name for --with-lib=ARG]); \
-else \
- lib=$withval; \
- AC_MSG_NOTICE([Setting lib to '$lib']); \
- GIT_CONF_APPEND_LINE(lib=$withval); \
-fi; \
-],[])
+ [if test "$withval" = "no" || test "$withval" = "yes"; then
+ AC_MSG_WARN([You should provide name for --with-lib=ARG])
+ else
+ lib=$withval
+ AC_MSG_NOTICE([Setting lib to '$lib'])
+ GIT_CONF_APPEND_LINE(lib=$withval)
+ fi])
if test -z "$lib"; then
AC_MSG_NOTICE([Setting lib to 'lib' (the default)])
# /foo/bar/include and /foo/bar/lib directories.
AC_ARG_WITH(openssl,
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))
+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 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 NO)])
+AS_HELP_STRING([], [ARG can be also prefix for libpcre library and headers]),
+ if test "$withval" = "no"; then
+ USE_LIBPCRE=
+ elif test "$withval" = "yes"; then
+ USE_LIBPCRE=YesPlease
+ else
+ USE_LIBPCRE=YesPlease
+ LIBPCREDIR=$withval
+ AC_MSG_NOTICE([Setting LIBPCREDIR to $withval])
+ GIT_CONF_APPEND_LINE(LIBPCREDIR=$withval)
+ fi)
#
# 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://
AS_HELP_STRING([--with-tcltk],[use Tcl/Tk GUI (default is YES)])
AS_HELP_STRING([],[ARG is the full path to the Tcl/Tk interpreter.])
AS_HELP_STRING([],[Bare --with-tcltk will make the GUI part only if])
-AS_HELP_STRING([],[Tcl/Tk interpreter will be found in a system.]),\
+AS_HELP_STRING([],[Tcl/Tk interpreter will be found in a system.]),
GIT_PARSE_WITH(tcltk))
#
AC_SUBST(NEEDS_SSL_WITH_CRYPTO)
AC_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.
+#
+
+if test -n "$USE_LIBPCRE"; then
+
+GIT_STASH_FLAGS($LIBPCREDIR)
+
+AC_CHECK_LIB([pcre], [pcre_version],
+[USE_LIBPCRE=YesPlease],
+[USE_LIBPCRE=])
+
+GIT_UNSTASH_FLAGS($LIBPCREDIR)
+
+AC_SUBST(USE_LIBPCRE)
+
+fi
+
#
# Define NO_CURL if you do not have libcurl installed. git-http-pull and
# git-http-push are not built, and you cannot use http:// and https://
AC_SUBST(NEEDS_LIBGEN)
test -n "$NEEDS_LIBGEN" && LIBS="$LIBS -lgen"
+AC_CHECK_LIB([c], [gettext],
+[LIBC_CONTAINS_LIBINTL=YesPlease],
+[LIBC_CONTAINS_LIBINTL=])
+AC_SUBST(LIBC_CONTAINS_LIBINTL)
+
+#
+# Define NO_GETTEXT if you don't want Git output to be translated.
+# A translated Git requires GNU libintl or another gettext implementation
+AC_CHECK_HEADER([libintl.h],
+[NO_GETTEXT=],
+[NO_GETTEXT=YesPlease])
+AC_SUBST(NO_GETTEXT)
+
+if test -z "$NO_GETTEXT"; then
+ test -n "$LIBC_CONTAINS_LIBINTL" || LIBS="$LIBS -lintl"
+fi
+
## Checks for header files.
AC_MSG_NOTICE([CHECKS for header files])
#
])
AC_SUBST(NO_IPV6)
#
-# Define NO_C99_FORMAT if your formatted IO functions (printf/scanf et.al.)
-# do not support the 'size specifiers' introduced by C99, namely ll, hh,
-# j, z, t. (representing long long int, char, intmax_t, size_t, ptrdiff_t).
-# some C compilers supported these specifiers prior to C99 as an extension.
-AC_CACHE_CHECK([whether formatted IO functions support C99 size specifiers],
- [ac_cv_c_c99_format],
-[# Actually git uses only %z (%zu) in alloc.c, and %t (%td) in mktag.c
-AC_RUN_IFELSE(
- [AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
- [[char buf[64];
- if (sprintf(buf, "%lld%hhd%jd%zd%td", (long long int)1, (char)2, (intmax_t)3, (size_t)4, (ptrdiff_t)5) != 5)
- return 1;
- else if (strcmp(buf, "12345"))
- return 2;]])],
- [ac_cv_c_c99_format=yes],
- [ac_cv_c_c99_format=no])
-])
-if test $ac_cv_c_c99_format = no; then
- NO_C99_FORMAT=YesPlease
-else
- NO_C99_FORMAT=
-fi
-AC_SUBST(NO_C99_FORMAT)
-#
# 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], [
[HAVE_PATHS_H=])
AC_SUBST(HAVE_PATHS_H)
#
+# Define HAVE_LIBCHARSET_H if have libcharset.h
+AC_CHECK_HEADER([libcharset.h],
+[HAVE_LIBCHARSET_H=YesPlease],
+[HAVE_LIBCHARSET_H=])
+AC_SUBST(HAVE_LIBCHARSET_H)
+# Define CHARSET_LIB if libiconv does not export the locale_charset symbol
+# and libcharset does
+CHARSET_LIB=
+AC_CHECK_LIB([iconv], [locale_charset],
+ [],
+ [AC_CHECK_LIB([charset], [locale_charset],
+ [CHARSET_LIB=-lcharset])
+ ]
+)
+AC_SUBST(CHARSET_LIB)
+#
# Define NO_STRCASESTR if you don't have strcasestr.
GIT_CHECK_FUNC(strcasestr,
[NO_STRCASESTR=],
#include <pthread.h>
]], [[
pthread_mutex_t test_mutex;
+ pthread_key_t test_key;
int retcode = 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);