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389 lines
12 KiB
389 lines
12 KiB
# -*- Autoconf -*- |
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# Process this file with autoconf to produce a configure script. |
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AC_PREREQ(2.59) |
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AC_INIT([git], [@@GIT_VERSION@@], [git@vger.kernel.org]) |
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AC_CONFIG_SRCDIR([git.c]) |
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config_file=config.mak.autogen |
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config_append=config.mak.append |
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config_in=config.mak.in |
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echo "# ${config_append}. Generated by configure." > "${config_append}" |
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## Definitions of macros |
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# GIT_CONF_APPEND_LINE(LINE) |
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# -------------------------- |
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# Append LINE to file ${config_append} |
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AC_DEFUN([GIT_CONF_APPEND_LINE], |
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[echo "$1" >> "${config_append}"])# GIT_CONF_APPEND_LINE |
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# |
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# GIT_ARG_SET_PATH(PROGRAM) |
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# ------------------------- |
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# Provide --with-PROGRAM=PATH option to set PATH to PROGRAM |
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AC_DEFUN([GIT_ARG_SET_PATH], |
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[AC_ARG_WITH([$1], |
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[AS_HELP_STRING([--with-$1=PATH], |
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[provide PATH to $1])], |
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[GIT_CONF_APPEND_PATH($1)],[]) |
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])# GIT_ARG_SET_PATH |
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# |
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# GIT_CONF_APPEND_PATH(PROGRAM) |
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# ------------------------------ |
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# Parse --with-PROGRAM=PATH option to set PROGRAM_PATH=PATH |
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# Used by GIT_ARG_SET_PATH(PROGRAM) |
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AC_DEFUN([GIT_CONF_APPEND_PATH], |
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[PROGRAM=m4_toupper($1); \ |
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if test "$withval" = "no"; then \ |
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AC_MSG_ERROR([You cannot use git without $1]); \ |
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else \ |
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if test "$withval" = "yes"; then \ |
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AC_MSG_WARN([You should provide path for --with-$1=PATH]); \ |
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else \ |
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GIT_CONF_APPEND_LINE(${PROGRAM}_PATH=$withval); \ |
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fi; \ |
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fi; \ |
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]) # GIT_CONF_APPEND_PATH |
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# |
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# GIT_PARSE_WITH(PACKAGE) |
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# ----------------------- |
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# For use in AC_ARG_WITH action-if-found, for packages default ON. |
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# * Set NO_PACKAGE=YesPlease for --without-PACKAGE |
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# * Set PACKAGEDIR=PATH for --with-PACKAGE=PATH |
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# * Unset NO_PACKAGE for --with-PACKAGE without ARG |
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AC_DEFUN([GIT_PARSE_WITH], |
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[PACKAGE=m4_toupper($1); \ |
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if test "$withval" = "no"; then \ |
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m4_toupper(NO_$1)=YesPlease; \ |
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elif test "$withval" = "yes"; then \ |
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m4_toupper(NO_$1)=; \ |
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else \ |
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m4_toupper(NO_$1)=; \ |
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GIT_CONF_APPEND_LINE(${PACKAGE}DIR=$withval); \ |
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fi \ |
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])# GIT_PARSE_WITH |
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## Site configuration related to programs (before tests) |
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## --with-PACKAGE[=ARG] and --without-PACKAGE |
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# |
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# Set lib to alternative name of lib directory (e.g. lib64) |
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AC_ARG_WITH([lib], |
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[AS_HELP_STRING([--with-lib=ARG], |
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[ARG specifies alternative name for lib directory])], |
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[if test "$withval" = "no" -o "$withval" = "yes"; then \ |
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AC_MSG_WARN([You should provide name for --with-lib=ARG]); \ |
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else \ |
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GIT_CONF_APPEND_LINE(lib=$withval); \ |
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fi; \ |
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],[]) |
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# |
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# Define SHELL_PATH to provide path to shell. |
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GIT_ARG_SET_PATH(shell) |
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# |
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# Define PERL_PATH to provide path to Perl. |
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GIT_ARG_SET_PATH(perl) |
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# |
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# Define ZLIB_PATH to provide path to zlib. |
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GIT_ARG_SET_PATH(zlib) |
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# |
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# Declare the with-tcltk/without-tcltk options. |
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AC_ARG_WITH(tcltk, |
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AS_HELP_STRING([--with-tcltk],[use Tcl/Tk GUI (default is YES)]) |
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AS_HELP_STRING([],[ARG is the full path to the Tcl/Tk interpreter.]) |
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AS_HELP_STRING([],[Bare --with-tcltk will make the GUI part only if]) |
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AS_HELP_STRING([],[Tcl/Tk interpreter will be found in a system.]),\ |
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GIT_PARSE_WITH(tcltk)) |
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# |
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## Checks for programs. |
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AC_MSG_NOTICE([CHECKS for programs]) |
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# |
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AC_PROG_CC([cc gcc]) |
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#AC_PROG_INSTALL # needs install-sh or install.sh in sources |
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AC_CHECK_TOOLS(AR, [gar ar], :) |
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AC_CHECK_PROGS(TAR, [gtar tar]) |
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# TCLTK_PATH will be set to some value if we want Tcl/Tk |
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# or will be empty otherwise. |
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if test -z "$NO_TCLTK"; then |
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if test "$with_tcltk" = ""; then |
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# No Tcl/Tk switches given. Do not check for Tcl/Tk, use bare 'wish'. |
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TCLTK_PATH=wish |
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AC_SUBST(TCLTK_PATH) |
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elif test "$with_tcltk" = "yes"; then |
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# Tcl/Tk check requested. |
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AC_CHECK_PROGS(TCLTK_PATH, [wish], ) |
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else |
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AC_MSG_RESULT([Using Tcl/Tk interpreter $with_tcltk]) |
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TCLTK_PATH="$with_tcltk" |
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AC_SUBST(TCLTK_PATH) |
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fi |
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fi |
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## Checks for libraries. |
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AC_MSG_NOTICE([CHECKS for libraries]) |
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# |
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# Define NO_OPENSSL environment variable if you do not have OpenSSL. |
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# Define NEEDS_SSL_WITH_CRYPTO if you need -lcrypto with -lssl (Darwin). |
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AC_CHECK_LIB([crypto], [SHA1_Init], |
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[NEEDS_SSL_WITH_CRYPTO=], |
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[AC_CHECK_LIB([ssl], [SHA1_Init], |
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[NEEDS_SSL_WITH_CRYPTO=YesPlease |
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NEEDS_SSL_WITH_CRYPTO=], |
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[NO_OPENSSL=YesPlease])]) |
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AC_SUBST(NEEDS_SSL_WITH_CRYPTO) |
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AC_SUBST(NO_OPENSSL) |
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# |
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# Define NO_CURL if you do not have curl installed. git-http-pull and |
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# git-http-push are not built, and you cannot use http:// and https:// |
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# transports. |
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AC_CHECK_LIB([curl], [curl_global_init], |
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[NO_CURL=], |
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[NO_CURL=YesPlease]) |
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AC_SUBST(NO_CURL) |
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# |
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# Define NO_EXPAT if you do not have expat installed. git-http-push is |
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# not built, and you cannot push using http:// and https:// transports. |
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AC_CHECK_LIB([expat], [XML_ParserCreate], |
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[NO_EXPAT=], |
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[NO_EXPAT=YesPlease]) |
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AC_SUBST(NO_EXPAT) |
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# |
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# Define NEEDS_LIBICONV if linking with libc is not enough (Darwin and |
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# some Solaris installations). |
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# Define NO_ICONV if neither libc nor libiconv support iconv. |
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AC_DEFUN([ICONVTEST_SRC], [ |
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#include <iconv.h> |
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int main(void) |
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{ |
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iconv_open("", ""); |
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return 0; |
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} |
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]) |
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AC_MSG_CHECKING([for iconv in -lc]) |
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AC_LINK_IFELSE(ICONVTEST_SRC, |
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[AC_MSG_RESULT([yes]) |
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NEEDS_LIBICONV=], |
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[AC_MSG_RESULT([no]) |
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old_LIBS="$LIBS" |
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LIBS="$LIBS -liconv" |
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AC_MSG_CHECKING([for iconv in -liconv]) |
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AC_LINK_IFELSE(ICONVTEST_SRC, |
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[AC_MSG_RESULT([yes]) |
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NEEDS_LIBICONV=YesPlease], |
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[AC_MSG_RESULT([no]) |
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NO_ICONV=YesPlease]) |
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LIBS="$old_LIBS"]) |
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AC_SUBST(NEEDS_LIBICONV) |
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AC_SUBST(NO_ICONV) |
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test -n "$NEEDS_LIBICONV" && LIBS="$LIBS -liconv" |
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# |
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# Define NEEDS_SOCKET if linking with libc is not enough (SunOS, |
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# Patrick Mauritz). |
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AC_CHECK_LIB([c], [socket], |
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[NEEDS_SOCKET=], |
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[NEEDS_SOCKET=YesPlease]) |
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AC_SUBST(NEEDS_SOCKET) |
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test -n "$NEEDS_SOCKET" && LIBS="$LIBS -lsocket" |
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## Checks for header files. |
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## Checks for typedefs, structures, and compiler characteristics. |
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AC_MSG_NOTICE([CHECKS for typedefs, structures, and compiler characteristics]) |
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# |
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# Define NO_D_INO_IN_DIRENT if you don't have d_ino in your struct dirent. |
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AC_CHECK_MEMBER(struct dirent.d_ino, |
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[NO_D_INO_IN_DIRENT=], |
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[NO_D_INO_IN_DIRENT=YesPlease], |
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[#include <dirent.h>]) |
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AC_SUBST(NO_D_INO_IN_DIRENT) |
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# |
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# Define NO_D_TYPE_IN_DIRENT if your platform defines DT_UNKNOWN but lacks |
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# d_type in struct dirent (latest Cygwin -- will be fixed soonish). |
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AC_CHECK_MEMBER(struct dirent.d_type, |
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[NO_D_TYPE_IN_DIRENT=], |
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[NO_D_TYPE_IN_DIRENT=YesPlease], |
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[#include <dirent.h>]) |
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AC_SUBST(NO_D_TYPE_IN_DIRENT) |
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# |
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# Define NO_SOCKADDR_STORAGE if your platform does not have struct |
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# sockaddr_storage. |
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AC_CHECK_TYPE(struct sockaddr_storage, |
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[NO_SOCKADDR_STORAGE=], |
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[NO_SOCKADDR_STORAGE=YesPlease],[ |
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#include <sys/types.h> |
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#include <sys/socket.h> |
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]) |
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AC_SUBST(NO_SOCKADDR_STORAGE) |
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# |
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# Define NO_IPV6 if you lack IPv6 support and getaddrinfo(). |
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AC_CHECK_TYPE([struct addrinfo],[ |
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AC_CHECK_FUNC([getaddrinfo], |
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[NO_IPV6=], |
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[NO_IPV6=YesPlease]) |
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],[NO_IPV6=YesPlease],[ |
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#include <sys/types.h> |
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#include <sys/socket.h> |
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#include <netdb.h> |
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]) |
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AC_SUBST(NO_IPV6) |
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# |
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# Define NO_C99_FORMAT if your formatted IO functions (printf/scanf et.al.) |
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# do not support the 'size specifiers' introduced by C99, namely ll, hh, |
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# j, z, t. (representing long long int, char, intmax_t, size_t, ptrdiff_t). |
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# some C compilers supported these specifiers prior to C99 as an extension. |
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AC_CACHE_CHECK([whether formatted IO functions support C99 size specifiers], |
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[ac_cv_c_c99_format], |
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[# Actually git uses only %z (%zu) in alloc.c, and %t (%td) in mktag.c |
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AC_RUN_IFELSE( |
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[AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT], |
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[[char buf[64]; |
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if (sprintf(buf, "%lld%hhd%jd%zd%td", (long long int)1, (char)2, (intmax_t)3, (size_t)4, (ptrdiff_t)5) != 5) |
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exit(1); |
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else if (strcmp(buf, "12345")) |
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exit(2);]])], |
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[ac_cv_c_c99_format=yes], |
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[ac_cv_c_c99_format=no]) |
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]) |
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if test $ac_cv_c_c99_format = no; then |
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NO_C99_FORMAT=YesPlease |
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else |
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NO_C99_FORMAT= |
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fi |
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AC_SUBST(NO_C99_FORMAT) |
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## Checks for library functions. |
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## (in default C library and libraries checked by AC_CHECK_LIB) |
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AC_MSG_NOTICE([CHECKS for library functions]) |
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# |
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# Define NO_STRCASESTR if you don't have strcasestr. |
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AC_CHECK_FUNC(strcasestr, |
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[NO_STRCASESTR=], |
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[NO_STRCASESTR=YesPlease]) |
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AC_SUBST(NO_STRCASESTR) |
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# |
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# Define NO_STRLCPY if you don't have strlcpy. |
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AC_CHECK_FUNC(strlcpy, |
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[NO_STRLCPY=], |
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[NO_STRLCPY=YesPlease]) |
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AC_SUBST(NO_STRLCPY) |
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# |
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# Define NO_SETENV if you don't have setenv in the C library. |
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AC_CHECK_FUNC(setenv, |
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[NO_SETENV=], |
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[NO_SETENV=YesPlease]) |
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AC_SUBST(NO_SETENV) |
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# |
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# Define NO_MMAP if you want to avoid mmap. |
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# |
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# Define NO_ICONV if your libc does not properly support iconv. |
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## Other checks. |
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# Define USE_PIC if you need the main git objects to be built with -fPIC |
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# in order to build and link perl/Git.so. x86-64 seems to need this. |
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# |
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# Define NO_SYMLINK_HEAD if you never want .git/HEAD to be a symbolic link. |
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# Enable it on Windows. By default, symrefs are still used. |
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## Site configuration (override autodetection) |
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## --with-PACKAGE[=ARG] and --without-PACKAGE |
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AC_MSG_NOTICE([CHECKS for site configuration]) |
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# |
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# Define NO_SVN_TESTS if you want to skip time-consuming SVN interoperability |
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# tests. These tests take up a significant amount of the total test time |
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# but are not needed unless you plan to talk to SVN repos. |
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# |
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# Define MOZILLA_SHA1 environment variable when running make to make use of |
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# a bundled SHA1 routine coming from Mozilla. It is GPL'd and should be fast |
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# on non-x86 architectures (e.g. PowerPC), while the OpenSSL version (default |
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# choice) has very fast version optimized for i586. |
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# |
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# Define PPC_SHA1 environment variable when running make to make use of |
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# a bundled SHA1 routine optimized for PowerPC. |
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# |
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# Define ARM_SHA1 environment variable when running make to make use of |
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# a bundled SHA1 routine optimized for ARM. |
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# |
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# Define NO_OPENSSL environment variable if you do not have OpenSSL. |
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# This also implies MOZILLA_SHA1. |
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# |
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# Define OPENSSLDIR=/foo/bar if your openssl header and library files are in |
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# /foo/bar/include and /foo/bar/lib directories. |
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AC_ARG_WITH(openssl, |
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AS_HELP_STRING([--with-openssl],[use OpenSSL library (default is YES)]) |
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AS_HELP_STRING([], [ARG can be prefix for openssl library and headers]),\ |
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GIT_PARSE_WITH(openssl)) |
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# |
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# Define NO_CURL if you do not have curl installed. git-http-pull and |
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# git-http-push are not built, and you cannot use http:// and https:// |
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# transports. |
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# |
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# Define CURLDIR=/foo/bar if your curl header and library files are in |
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# /foo/bar/include and /foo/bar/lib directories. |
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AC_ARG_WITH(curl, |
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AS_HELP_STRING([--with-curl],[support http(s):// transports (default is YES)]) |
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AS_HELP_STRING([], [ARG can be also prefix for curl library and headers]), |
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GIT_PARSE_WITH(curl)) |
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# |
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# Define NO_EXPAT if you do not have expat installed. git-http-push is |
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# not built, and you cannot push using http:// and https:// transports. |
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# |
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# Define EXPATDIR=/foo/bar if your expat header and library files are in |
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# /foo/bar/include and /foo/bar/lib directories. |
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AC_ARG_WITH(expat, |
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AS_HELP_STRING([--with-expat], |
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[support git-push using http:// and https:// transports via WebDAV (default is YES)]) |
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AS_HELP_STRING([], [ARG can be also prefix for expat library and headers]), |
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GIT_PARSE_WITH(expat)) |
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# |
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# Define NO_FINK if you are building on Darwin/Mac OS X, have Fink |
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# installed in /sw, but don't want GIT to link against any libraries |
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# installed there. If defined you may specify your own (or Fink's) |
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# include directories and library directories by defining CFLAGS |
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# and LDFLAGS appropriately. |
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# |
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# Define NO_DARWIN_PORTS if you are building on Darwin/Mac OS X, |
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# have DarwinPorts installed in /opt/local, but don't want GIT to |
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# link against any libraries installed there. If defined you may |
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# specify your own (or DarwinPort's) include directories and |
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# library directories by defining CFLAGS and LDFLAGS appropriately. |
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# |
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# Define NO_MMAP if you want to avoid mmap. |
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# |
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# Define NO_ICONV if your libc does not properly support iconv. |
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AC_ARG_WITH(iconv, |
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AS_HELP_STRING([--without-iconv], |
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[if your architecture doesn't properly support iconv]) |
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AS_HELP_STRING([--with-iconv=PATH], |
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[PATH is prefix for libiconv library and headers]) |
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AS_HELP_STRING([], |
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[used only if you need linking with libiconv]), |
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GIT_PARSE_WITH(iconv)) |
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## --enable-FEATURE[=ARG] and --disable-FEATURE |
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# |
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# Define USE_NSEC below if you want git to care about sub-second file mtimes |
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# and ctimes. Note that you need recent glibc (at least 2.2.4) for this, and |
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# it will BREAK YOUR LOCAL DIFFS! show-diff and anything using it will likely |
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# randomly break unless your underlying filesystem supports those sub-second |
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# times (my ext3 doesn't). |
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# |
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# Define USE_STDEV below if you want git to care about the underlying device |
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# change being considered an inode change from the update-cache perspective. |
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## Output files |
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AC_CONFIG_FILES(["${config_file}":"${config_in}":"${config_append}"]) |
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AC_OUTPUT |
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## Cleanup |
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rm -f "${config_append}"
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