69de8cc852
* jc/gitpm: (52 commits) Remove -fPIC which was only needed for Git.xs Git.pm: Kill Git.xs for now Revert "Make it possible to set up libgit directly (instead of from the environment)" Revert "Git.pm: Introduce fast get_object() method" Revert "Convert git-annotate to use Git.pm" Fix compilation with Sun CC pass DESTDIR to the generated perl/Makefile Eliminate Scalar::Util usage from private-Error.pm Convert git-annotate to use Git.pm Git.pm: Introduce fast get_object() method Make it possible to set up libgit directly (instead of from the environment) Work around sed and make interactions on the backslash at the end of line. Git.pm: Introduce ident() and ident_person() methods Convert git-send-email to use Git.pm Git.pm: Add config() method Use $GITPERLLIB instead of $RUNNING_GIT_TESTS and centralize @INC munging INSTALL: a tip for running after building but without installing. Perly Git: make sure we do test the freshly built one. Git.pm: Don't #define around die Git.xs: older perl do not know const char * ...
379 lines
12 KiB
Plaintext
379 lines
12 KiB
Plaintext
# -*- 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=$withval); \
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fi \
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])# GIT_PARSE_WITH
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## Site configuration related to programs (before tests)
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## --with-PACKAGE[=ARG] and --without-PACKAGE
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#
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# Define SHELL_PATH to provide path to shell.
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GIT_ARG_SET_PATH(shell)
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#
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# Define PERL_PATH to provide path to Perl.
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GIT_ARG_SET_PATH(perl)
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#
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# Define PYTHON_PATH to provide path to Python.
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AC_ARG_WITH(python,[AS_HELP_STRING([--with-python=PATH], [provide PATH to python])
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AS_HELP_STRING([--without-python], [don't use python scripts])],
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[if test "$withval" = "no"; then \
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NO_PYTHON=YesPlease; \
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elif test "$withval" = "yes"; then \
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NO_PYTHON=; \
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else \
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NO_PYTHON=; \
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PYTHON_PATH=$withval; \
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fi; \
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])
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AC_SUBST(NO_PYTHON)
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AC_SUBST(PYTHON_PATH)
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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_TOOL(AR, ar, :)
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AC_CHECK_PROGS(TAR, [gtar tar])
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#
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# Define PYTHON_PATH to provide path to Python.
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if test -z "$NO_PYTHON"; then
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if test -z "$PYTHON_PATH"; then
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AC_PATH_PROGS(PYTHON_PATH, [python python2.4 python2.3 python2])
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fi
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if test -n "$PYTHON_PATH"; then
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GIT_CONF_APPEND_LINE([PYTHON_PATH=@PYTHON_PATH@])
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NO_PYTHON=""
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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).
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# Define NO_ICONV if neither libc nor libiconv support iconv.
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AC_CHECK_LIB([c], [iconv],
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[NEEDS_LIBICONV=],
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AC_CHECK_LIB([iconv], [iconv],
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[NEEDS_LIBICONV=YesPlease],
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[NO_ICONV=YesPlease]))
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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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#
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# Define WITH_OWN_SUBPROCESS_PY if you want to use with python 2.3.
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AC_CACHE_CHECK([for subprocess.py],
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[ac_cv_python_has_subprocess_py],
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[if $PYTHON_PATH -c 'import subprocess' 2>/dev/null; then
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ac_cv_python_has_subprocess_py=yes
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else
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ac_cv_python_has_subprocess_py=no
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fi])
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if test $ac_cv_python_has_subprocess_py != yes; then
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GIT_CONF_APPEND_LINE([WITH_OWN_SUBPROCESS_PY=YesPlease])
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fi
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#
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# Define NO_ACCURATE_DIFF if your diff program at least sometimes misses
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# a missing newline at the end of the file.
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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 COLLISION_CHECK below if you believe that SHA1's
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# 1461501637330902918203684832716283019655932542976 hashes do not give you
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# sufficient guarantee that no collisions between objects will ever happen.
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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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