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Diffstat (limited to 'third_party/git/configure.ac')
| -rw-r--r-- | third_party/git/configure.ac | 1278 |
1 files changed, 0 insertions, 1278 deletions
diff --git a/third_party/git/configure.ac b/third_party/git/configure.ac deleted file mode 100644 index a43b476402..0000000000 --- a/third_party/git/configure.ac +++ /dev/null @@ -1,1278 +0,0 @@ -# -*- Autoconf -*- -# Process this file with autoconf to produce a configure script. - -## Definitions of private macros. - -# GIT_CONF_SUBST(VAL, VAR) -# ------------------------ -# Cause the line "VAR=VAL" to be eventually appended to ${config_file}. -AC_DEFUN([GIT_CONF_SUBST], -[AC_REQUIRE([GIT_CONF_SUBST_INIT]) -config_appended_defs="$config_appended_defs${newline}dnl -$1=m4_if([$#],[1],[${$1}],[$2])"]) - -# GIT_CONF_SUBST_INIT -# ------------------- -# Prepare shell variables and autoconf machine required by later calls -# to GIT_CONF_SUBST. -AC_DEFUN([GIT_CONF_SUBST_INIT], - [config_appended_defs=; newline=' -' - AC_CONFIG_COMMANDS([$config_file], - [echo "$config_appended_defs" >> "$config_file"], - [config_file=$config_file - config_appended_defs="$config_appended_defs"])]) - -# 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_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], - [m4_pushdef([GIT_UC_PROGRAM], m4_toupper([$1]))dnl - if test "$withval" = "no"; then - if test -n "$2"; then - GIT_UC_PROGRAM[]_PATH=$withval - AC_MSG_NOTICE([Disabling use of GIT_UC_PROGRAM]) - GIT_CONF_SUBST([NO_]GIT_UC_PROGRAM, [YesPlease]) - GIT_CONF_SUBST(GIT_UC_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 $withval]) - GIT_CONF_SUBST(GIT_UC_PROGRAM[]_PATH, [$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 NO_PACKAGE=YesPlease for --without-PACKAGE -# * Set PACKAGEDIR=PATH for --with-PACKAGE=PATH -# * Unset NO_PACKAGE for --with-PACKAGE without ARG -AC_DEFUN([GIT_PARSE_WITH], - [m4_pushdef([GIT_UC_PACKAGE], m4_toupper([$1]))dnl - if test "$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 $withval]) - GIT_CONF_SUBST(GIT_UC_PACKAGE[DIR], [$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. -# HELP_TEXT is presented when --help is called. -# This is a direct way to allow setting variables in the Makefile. -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 - 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_SUBST([$2], [$withval]) - fi)])# GIT_PARSE_WITH_SET_MAKE_VAR - -# -# 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])]) - -# -# 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" - old_LDFLAGS="$LDFLAGS" - CPPFLAGS="-I$1/include $CPPFLAGS" - LDFLAGS="-L$1/$lib $LDFLAGS" -fi -]) - -dnl -dnl GIT_UNSTASH_FLAGS(BASEPATH_VAR) -dnl ----------------------------- -dnl Restore the stashed *FLAGS values. -AC_DEFUN([GIT_UNSTASH_FLAGS],[ -if test -n "$1"; then - CPPFLAGS="$old_CPPFLAGS" - LDFLAGS="$old_LDFLAGS" -fi -]) - -## Configure body starts here. - -AC_PREREQ(2.59) -AC_INIT([git], [@@GIT_VERSION@@], [git@vger.kernel.org]) - -AC_CONFIG_SRCDIR([git.c]) - -config_file=config.mak.autogen -config_in=config.mak.in - -GIT_CONF_SUBST([AUTOCONFIGURED], [YesPlease]) - -# Directories holding "saner" versions of common or POSIX binaries. -AC_ARG_WITH([sane-tool-path], - [AS_HELP_STRING( - [--with-sane-tool-path=DIR-1[[:DIR-2...:DIR-n]]], - [Directories to prepend to PATH in build system and generated scripts])], - [if test "$withval" = "no"; then - withval='' - else - AC_MSG_NOTICE([Setting SANE_TOOL_PATH to '$withval']) - fi - GIT_CONF_SUBST([SANE_TOOL_PATH], [$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 -# -# Set lib to alternative name of lib directory (e.g. lib64) -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_SUBST([lib]) - fi]) - -if test -z "$lib"; then - AC_MSG_NOTICE([Setting lib to 'lib' (the default)]) - lib=lib -fi - -AC_ARG_ENABLE([pthreads], - [AS_HELP_STRING([--enable-pthreads=FLAGS], - [FLAGS is the value to pass to the compiler to enable POSIX Threads.] - [The default if FLAGS is not specified is to try first -pthread] - [and then -lpthread.] - [--disable-pthreads will disable threading.])], -[ -if test "x$enableval" = "xyes"; then - AC_MSG_NOTICE([Will try -pthread then -lpthread to enable POSIX Threads]) -elif test "x$enableval" != "xno"; then - PTHREAD_CFLAGS=$enableval - AC_MSG_NOTICE([Setting '$PTHREAD_CFLAGS' as the FLAGS to enable POSIX Threads]) -else - AC_MSG_NOTICE([POSIX Threads will be disabled.]) - NO_PTHREADS=YesPlease - USER_NOPTHREAD=1 -fi], -[ - AC_MSG_NOTICE([Will try -pthread then -lpthread to enable POSIX Threads.]) -]) - -# Define option to enable JavaScript minification -AC_ARG_ENABLE([jsmin], -[AS_HELP_STRING([--enable-jsmin=PATH], - [PATH is the name of a JavaScript minifier or the absolute path to one.])], -[ - JSMIN=$enableval; - AC_MSG_NOTICE([Setting JSMIN to '$JSMIN' to enable JavaScript minifying]) - GIT_CONF_SUBST([JSMIN]) -]) - -# Define option to enable CSS minification -AC_ARG_ENABLE([cssmin], -[AS_HELP_STRING([--enable-cssmin=PATH], - [PATH is the name of a CSS minifier or the absolute path to one.])], -[ - CSSMIN=$enableval; - AC_MSG_NOTICE([Setting CSSMIN to '$CSSMIN' to enable CSS minifying]) - GIT_CONF_SUBST([CSSMIN]) -]) - -## Site configuration (override autodetection) -## --with-PACKAGE[=ARG] and --without-PACKAGE -AC_MSG_NOTICE([CHECKS for site configuration]) -# -# Define NO_SVN_TESTS if you want to skip time-consuming SVN interoperability -# tests. These tests take up a significant amount of the total test time -# but are not needed unless you plan to talk to SVN repos. -# -# Define PPC_SHA1 environment variable when running make to make use of -# a bundled SHA1 routine optimized for PowerPC. -# -# Define NO_OPENSSL environment variable if you do not have OpenSSL. -# -# Define OPENSSLDIR=/foo/bar if your openssl header and library files are in -# /foo/bar/include and /foo/bar/lib directories. -AC_ARG_WITH(openssl, -AS_HELP_STRING([--with-openssl],[use OpenSSL library (default is YES)]) -AS_HELP_STRING([], [ARG can be prefix for openssl library and headers]), -GIT_PARSE_WITH([openssl])) - -# Define USE_LIBPCRE if you have and want to use libpcre. Various -# commands such as log and grep offer runtime options to use -# Perl-compatible regular expressions instead of standard or extended -# POSIX regular expressions. -# -# USE_LIBPCRE is a synonym for USE_LIBPCRE2, define USE_LIBPCRE1 -# instead if you'd like to use the legacy version 1 of the PCRE -# library. Support for version 1 will likely be removed in some future -# release of Git, as upstream has all but abandoned it. -# -# Define LIBPCREDIR=/foo/bar if your PCRE header and library files are in -# /foo/bar/include and /foo/bar/lib directories. -# -AC_ARG_WITH(libpcre, -AS_HELP_STRING([--with-libpcre],[synonym for --with-libpcre2]), - if test "$withval" = "no"; then - USE_LIBPCRE2= - elif test "$withval" = "yes"; then - USE_LIBPCRE2=YesPlease - else - USE_LIBPCRE2=YesPlease - LIBPCREDIR=$withval - AC_MSG_NOTICE([Setting LIBPCREDIR to $LIBPCREDIR]) - dnl USE_LIBPCRE2 can still be modified below, so don't substitute - dnl it yet. - GIT_CONF_SUBST([LIBPCREDIR]) - fi) - -AC_ARG_WITH(libpcre1, -AS_HELP_STRING([--with-libpcre1],[support Perl-compatible regexes via libpcre1 (default is NO)]) -AS_HELP_STRING([], [ARG can be also prefix for libpcre library and headers]), - if test "$withval" = "no"; then - USE_LIBPCRE1= - elif test "$withval" = "yes"; then - USE_LIBPCRE1=YesPlease - else - USE_LIBPCRE1=YesPlease - LIBPCREDIR=$withval - AC_MSG_NOTICE([Setting LIBPCREDIR to $LIBPCREDIR]) - dnl USE_LIBPCRE1 can still be modified below, so don't substitute - dnl it yet. - GIT_CONF_SUBST([LIBPCREDIR]) - fi) - -AC_ARG_WITH(libpcre2, -AS_HELP_STRING([--with-libpcre2],[support Perl-compatible regexes via libpcre2 (default is NO)]) -AS_HELP_STRING([], [ARG can be also prefix for libpcre library and headers]), - if test -n "$USE_LIBPCRE2"; then - AC_MSG_ERROR([Only supply one of --with-libpcre or its synonym --with-libpcre2!]) - fi - - if test -n "$USE_LIBPCRE1"; then - AC_MSG_ERROR([Only supply one of --with-libpcre1 or --with-libpcre2!]) - fi - - if test "$withval" = "no"; then - USE_LIBPCRE2= - elif test "$withval" = "yes"; then - USE_LIBPCRE2=YesPlease - else - USE_LIBPCRE2=YesPlease - LIBPCREDIR=$withval - AC_MSG_NOTICE([Setting LIBPCREDIR to $LIBPCREDIR]) - dnl USE_LIBPCRE2 can still be modified below, so don't substitute - dnl it yet. - GIT_CONF_SUBST([LIBPCREDIR]) - fi) -# -# Define HAVE_ALLOCA_H if you have working alloca(3) defined in that header. -AC_FUNC_ALLOCA -case $ac_cv_working_alloca_h in - yes) HAVE_ALLOCA_H=YesPlease;; - *) HAVE_ALLOCA_H='';; -esac -GIT_CONF_SUBST([HAVE_ALLOCA_H]) -# -# 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:// -# transports. -# -# Define CURLDIR=/foo/bar if your curl header and library files are in -# /foo/bar/include and /foo/bar/lib directories. -AC_ARG_WITH(curl, -AS_HELP_STRING([--with-curl],[support http(s):// transports (default is YES)]) -AS_HELP_STRING([], [ARG can be also prefix for curl library and headers]), -GIT_PARSE_WITH(curl)) -# -# Define NO_EXPAT if you do not have expat installed. git-http-push is -# not built, and you cannot push using http:// and https:// transports. -# -# Define EXPATDIR=/foo/bar if your expat header and library files are in -# /foo/bar/include and /foo/bar/lib directories. -AC_ARG_WITH(expat, -AS_HELP_STRING([--with-expat], -[support git-push using http:// and https:// transports via WebDAV (default is YES)]) -AS_HELP_STRING([], [ARG can be also prefix for expat library and headers]), -GIT_PARSE_WITH(expat)) -# -# Define NO_FINK if you are building on Darwin/Mac OS X, have Fink -# installed in /sw, but don't want GIT to link against any libraries -# installed there. If defined you may specify your own (or Fink's) -# include directories and library directories by defining CFLAGS -# and LDFLAGS appropriately. -# -# Define NO_DARWIN_PORTS if you are building on Darwin/Mac OS X, -# have DarwinPorts installed in /opt/local, but don't want GIT to -# link against any libraries installed there. If defined you may -# specify your own (or DarwinPort's) include directories and -# library directories by defining CFLAGS and LDFLAGS appropriately. -# -# Define NO_MMAP if you want to avoid mmap. -# -# Define NO_ICONV if your libc does not properly support iconv. -AC_ARG_WITH(iconv, -AS_HELP_STRING([--without-iconv], -[if your architecture doesn't properly support iconv]) -AS_HELP_STRING([--with-iconv=PATH], -[PATH is prefix for libiconv library and headers]) -AS_HELP_STRING([], -[used only if you need linking with libiconv]), -GIT_PARSE_WITH(iconv)) - -## --enable-FEATURE[=ARG] and --disable-FEATURE -# -# Define USE_NSEC below if you want git to care about sub-second file mtimes -# and ctimes. Note that you need recent glibc (at least 2.2.4) for this, and -# it will BREAK YOUR LOCAL DIFFS! show-diff and anything using it will likely -# randomly break unless your underlying filesystem supports those sub-second -# times (my ext3 doesn't). -# -# Define USE_STDEV below if you want git to care about the underlying device -# change being considered an inode change from the update-index perspective. - -# -# Allow user to set ETC_GITCONFIG variable -GIT_PARSE_WITH_SET_MAKE_VAR(gitconfig, ETC_GITCONFIG, - Use VALUE instead of /etc/gitconfig as the - global git configuration file. - If VALUE is not fully qualified it will be interpreted - as a path relative to the computed prefix at runtime.) - -# -# Allow user to set ETC_GITATTRIBUTES variable -GIT_PARSE_WITH_SET_MAKE_VAR(gitattributes, ETC_GITATTRIBUTES, - Use VALUE instead of /etc/gitattributes as the - global git attributes file. - If VALUE is not fully qualified it will be interpreted - as a path relative to the computed prefix at runtime.) - -# -# Allow user to set the default pager -GIT_PARSE_WITH_SET_MAKE_VAR(pager, DEFAULT_PAGER, - Use VALUE as the fall-back pager instead of 'less'. - This is used by things like 'git log' when the user - does not specify a pager to use through alternate - methods. eg: /usr/bin/pager) -# -# Allow user to set the default editor -GIT_PARSE_WITH_SET_MAKE_VAR(editor, DEFAULT_EDITOR, - Use VALUE as the fall-back editor instead of 'vi'. - This is used by things like 'git commit' when the user - does not specify a preferred editor through other - methods. eg: /usr/bin/editor) - -# -# Define SHELL_PATH to provide path to shell. -GIT_ARG_SET_PATH(shell) -# -# Define PERL_PATH to provide path to Perl. -GIT_ARG_SET_PATH(perl) -# -# Define PYTHON_PATH to provide path to Python. -GIT_ARG_SET_PATH(python, allow-without) -# -# Define ZLIB_PATH to provide path to zlib. -GIT_ARG_SET_PATH(zlib) -# -# Declare the with-tcltk/without-tcltk options. -AC_ARG_WITH(tcltk, -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.]), -GIT_PARSE_WITH(tcltk)) -# - - -## Checks for programs. -AC_MSG_NOTICE([CHECKS for programs]) -# -AC_PROG_CC([cc gcc]) -AC_C_INLINE -case $ac_cv_c_inline in - inline | yes | no) INLINE='';; - *) INLINE=$ac_cv_c_inline ;; -esac -GIT_CONF_SUBST([INLINE]) - -# which switch to pass runtime path to dynamic libraries to the linker -AC_CACHE_CHECK([if linker supports -R], git_cv_ld_dashr, [ - SAVE_LDFLAGS="${LDFLAGS}" - LDFLAGS="${SAVE_LDFLAGS} -R /" - AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], [git_cv_ld_dashr=yes], [git_cv_ld_dashr=no]) - LDFLAGS="${SAVE_LDFLAGS}" -]) -if test "$git_cv_ld_dashr" = "yes"; then - CC_LD_DYNPATH=-R -else - AC_CACHE_CHECK([if linker supports -Wl,-rpath,], git_cv_ld_wl_rpath, [ - SAVE_LDFLAGS="${LDFLAGS}" - LDFLAGS="${SAVE_LDFLAGS} -Wl,-rpath,/" - AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], [git_cv_ld_wl_rpath=yes], [git_cv_ld_wl_rpath=no]) - LDFLAGS="${SAVE_LDFLAGS}" - ]) - if test "$git_cv_ld_wl_rpath" = "yes"; then - CC_LD_DYNPATH=-Wl,-rpath, - else - AC_CACHE_CHECK([if linker supports -rpath], git_cv_ld_rpath, [ - SAVE_LDFLAGS="${LDFLAGS}" - LDFLAGS="${SAVE_LDFLAGS} -rpath /" - AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], [git_cv_ld_rpath=yes], [git_cv_ld_rpath=no]) - LDFLAGS="${SAVE_LDFLAGS}" - ]) - if test "$git_cv_ld_rpath" = "yes"; then - CC_LD_DYNPATH=-rpath - else - AC_CACHE_CHECK([if linker supports -Wl,+b,], git_cv_ld_wl_b, [ - SAVE_LDFLAGS="${LDFLAGS}" - LDFLAGS="${SAVE_LDFLAGS} -Wl,+b,/" - AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], [git_cv_ld_wl_b=yes], [git_cv_ld_wl_b=no]) - LDFLAGS="${SAVE_LDFLAGS}" - ]) - if test "$git_cv_ld_wl_b" = "yes"; then - CC_LD_DYNPATH=-Wl,+b, - else - CC_LD_DYNPATH= - AC_MSG_WARN([linker does not support runtime path to dynamic libraries]) - fi - fi - fi -fi -GIT_CONF_SUBST([CC_LD_DYNPATH]) -#AC_PROG_INSTALL # needs install-sh or install.sh in sources -AC_CHECK_TOOLS(AR, [gar ar], :) -AC_CHECK_PROGS(TAR, [gtar tar]) -AC_CHECK_PROGS(DIFF, [gnudiff gdiff diff]) -# TCLTK_PATH will be set to some value if we want Tcl/Tk -# or will be empty otherwise. -if test -n "$NO_TCLTK"; then - TCLTK_PATH= -else - if test "$with_tcltk" = ""; then - # No Tcl/Tk switches given. Do not check for Tcl/Tk, use bare 'wish'. - TCLTK_PATH=wish - elif test "$with_tcltk" = "yes"; then - # Tcl/Tk check requested. - AC_CHECK_PROGS(TCLTK_PATH, [wish], ) - else - AC_MSG_RESULT([Using Tcl/Tk interpreter $with_tcltk]) - TCLTK_PATH="$with_tcltk" - fi -fi -GIT_CONF_SUBST([TCLTK_PATH]) -AC_CHECK_PROGS(ASCIIDOC, [asciidoc]) -if test -n "$ASCIIDOC"; then - AC_MSG_CHECKING([for asciidoc version]) - asciidoc_version=`$ASCIIDOC --version 2>/dev/null` - case "${asciidoc_version}" in - asciidoc' '8*) - AC_MSG_RESULT([${asciidoc_version}]) - ;; - *) - AC_MSG_RESULT([${asciidoc_version} (unknown)]) - ;; - esac -fi - -if grep -a ascii configure.ac >/dev/null; then - AC_MSG_RESULT([Using 'grep -a' for sane_grep]) - SANE_TEXT_GREP=-a -else - SANE_TEXT_GREP= -fi -GIT_CONF_SUBST([SANE_TEXT_GREP]) - -## Checks for libraries. -AC_MSG_NOTICE([CHECKS for libraries]) -# -# Define NO_OPENSSL environment variable if you do not have OpenSSL. -# Define NEEDS_SSL_WITH_CRYPTO if you need -lcrypto with -lssl (Darwin). - -GIT_STASH_FLAGS($OPENSSLDIR) - -AC_CHECK_LIB([crypto], [SHA1_Init], -[NEEDS_SSL_WITH_CRYPTO=], -[AC_CHECK_LIB([ssl], [SHA1_Init], - [NEEDS_SSL_WITH_CRYPTO=YesPlease NO_OPENSSL=], - [NEEDS_SSL_WITH_CRYPTO= NO_OPENSSL=YesPlease])]) - -GIT_UNSTASH_FLAGS($OPENSSLDIR) - -GIT_CONF_SUBST([NEEDS_SSL_WITH_CRYPTO]) -GIT_CONF_SUBST([NO_OPENSSL]) - -# -# Handle the USE_LIBPCRE1 and USE_LIBPCRE2 options potentially set -# above. -# - -if test -n "$USE_LIBPCRE1"; then - -GIT_STASH_FLAGS($LIBPCREDIR) - -AC_CHECK_LIB([pcre], [pcre_version], -[USE_LIBPCRE1=YesPlease], -[USE_LIBPCRE1=]) - -GIT_UNSTASH_FLAGS($LIBPCREDIR) - -GIT_CONF_SUBST([USE_LIBPCRE1]) - -fi - - -if test -n "$USE_LIBPCRE2"; then - -GIT_STASH_FLAGS($LIBPCREDIR) - -AC_CHECK_LIB([pcre2-8], [pcre2_config_8], -[USE_LIBPCRE2=YesPlease], -[USE_LIBPCRE2=]) - -GIT_UNSTASH_FLAGS($LIBPCREDIR) - -GIT_CONF_SUBST([USE_LIBPCRE2]) - -fi - -# -# Define NO_CURL if you do not have libcurl installed. git-http-pull and -# git-http-push are not built, and you cannot use http:// and https:// -# transports. - -GIT_STASH_FLAGS($CURLDIR) - -AC_CHECK_LIB([curl], [curl_global_init], -[NO_CURL=], -[NO_CURL=YesPlease]) - -GIT_UNSTASH_FLAGS($CURLDIR) - -GIT_CONF_SUBST([NO_CURL]) - -if test -z "$NO_CURL"; then - -AC_CHECK_PROG([CURL_CONFIG], [curl-config], -[curl-config], -[no]) - -if test $CURL_CONFIG != no; then - GIT_CONF_SUBST([CURL_CONFIG]) - - if test -z "$CURL_CONFIG_OPTS"; then - CURL_CONFIG_OPTS="--libs" - fi - - CURL_LDFLAGS=$($CURL_CONFIG $CURL_CONFIG_OPTS) - AC_MSG_NOTICE([Setting CURL_LDFLAGS to '$CURL_LDFLAGS']) - GIT_CONF_SUBST([CURL_LDFLAGS], [$CURL_LDFLAGS]) -fi - -fi - - -# -# Define NO_EXPAT if you do not have expat installed. git-http-push is -# not built, and you cannot push using http:// and https:// transports. - -GIT_STASH_FLAGS($EXPATDIR) - -AC_CHECK_LIB([expat], [XML_ParserCreate], -[NO_EXPAT=], -[NO_EXPAT=YesPlease]) - -GIT_UNSTASH_FLAGS($EXPATDIR) - -GIT_CONF_SUBST([NO_EXPAT]) - -# -# Define NEEDS_LIBICONV if linking with libc is not enough (Darwin and -# some Solaris installations). -# Define NO_ICONV if neither libc nor libiconv support iconv. - -if test -z "$NO_ICONV"; then - -GIT_STASH_FLAGS($ICONVDIR) - -AC_DEFUN([ICONVTEST_SRC], -[AC_LANG_PROGRAM([#include <iconv.h>], - [iconv_open("", "");])]) - -if test -n "$ICONVDIR"; then - lib_order="-liconv -lc" -else - lib_order="-lc -liconv" -fi - -NO_ICONV=YesPlease - -for l in $lib_order; do - if test "$l" = "-liconv"; then - NEEDS_LIBICONV=YesPlease - else - NEEDS_LIBICONV= - fi - - old_LIBS="$LIBS" - LIBS="$LIBS $l" - AC_MSG_CHECKING([for iconv in $l]) - AC_LINK_IFELSE([ICONVTEST_SRC], - [AC_MSG_RESULT([yes]) - NO_ICONV= - break], - [AC_MSG_RESULT([no])]) - LIBS="$old_LIBS" -done - -#in case of break -LIBS="$old_LIBS" - -GIT_UNSTASH_FLAGS($ICONVDIR) - -GIT_CONF_SUBST([NEEDS_LIBICONV]) -GIT_CONF_SUBST([NO_ICONV]) - -if test -n "$NO_ICONV"; then - NEEDS_LIBICONV= -fi - -fi - -# -# Define NO_DEFLATE_BOUND if deflateBound is missing from zlib. - -GIT_STASH_FLAGS($ZLIB_PATH) - -AC_DEFUN([ZLIBTEST_SRC], [ -AC_LANG_PROGRAM([#include <zlib.h>], - [deflateBound(0, 0);])]) -AC_MSG_CHECKING([for deflateBound in -lz]) -old_LIBS="$LIBS" -LIBS="$LIBS -lz" -AC_LINK_IFELSE([ZLIBTEST_SRC], - [AC_MSG_RESULT([yes])], - [AC_MSG_RESULT([no]) - NO_DEFLATE_BOUND=yes]) -LIBS="$old_LIBS" - -GIT_UNSTASH_FLAGS($ZLIB_PATH) - -GIT_CONF_SUBST([NO_DEFLATE_BOUND]) - -# -# Define NEEDS_SOCKET if linking with libc is not enough (SunOS, -# Patrick Mauritz). -AC_CHECK_LIB([c], [socket], -[NEEDS_SOCKET=], -[NEEDS_SOCKET=YesPlease]) -GIT_CONF_SUBST([NEEDS_SOCKET]) -test -n "$NEEDS_SOCKET" && LIBS="$LIBS -lsocket" - -# -# The next few tests will define NEEDS_RESOLV if linking with -# libresolv provides some of the functions we would normally get -# from libc. -NEEDS_RESOLV= -# -# Define NO_INET_NTOP if linking with -lresolv is not enough. -# Solaris 2.7 in particular hos inet_ntop in -lresolv. -NO_INET_NTOP= -AC_CHECK_FUNC([inet_ntop], - [], - [AC_CHECK_LIB([resolv], [inet_ntop], - [NEEDS_RESOLV=YesPlease], - [NO_INET_NTOP=YesPlease]) -]) -GIT_CONF_SUBST([NO_INET_NTOP]) -# -# Define NO_INET_PTON if linking with -lresolv is not enough. -# Solaris 2.7 in particular hos inet_pton in -lresolv. -NO_INET_PTON= -AC_CHECK_FUNC([inet_pton], - [], - [AC_CHECK_LIB([resolv], [inet_pton], - [NEEDS_RESOLV=YesPlease], - [NO_INET_PTON=YesPlease]) -]) -GIT_CONF_SUBST([NO_INET_PTON]) -# -# Define NO_HSTRERROR if linking with -lresolv is not enough. -# Solaris 2.6 in particular has no hstrerror, even in -lresolv. -NO_HSTRERROR= -AC_CHECK_FUNC([hstrerror], - [], - [AC_CHECK_LIB([resolv], [hstrerror], - [NEEDS_RESOLV=YesPlease], - [NO_HSTRERROR=YesPlease]) -]) -GIT_CONF_SUBST([NO_HSTRERROR]) - -dnl This must go after all the possible places for its initialization, -dnl in the AC_CHECK_FUNC invocations above. -GIT_CONF_SUBST([NEEDS_RESOLV]) -# -# If any of the above tests determined that -lresolv is needed at -# build-time, also set it here for remaining configure-time checks. -test -n "$NEEDS_RESOLV" && LIBS="$LIBS -lresolv" - -AC_CHECK_LIB([c], [basename], -[NEEDS_LIBGEN=], -[NEEDS_LIBGEN=YesPlease]) -GIT_CONF_SUBST([NEEDS_LIBGEN]) -test -n "$NEEDS_LIBGEN" && LIBS="$LIBS -lgen" - -AC_DEFUN([LIBINTL_SRC], [ -AC_LANG_PROGRAM([[ -#include <libintl.h> -]],[[ -char *msg = gettext("test"); -]])]) - -AC_MSG_CHECKING([if libc contains libintl]) -AC_LINK_IFELSE([LIBINTL_SRC], - [AC_MSG_RESULT([yes]) - LIBC_CONTAINS_LIBINTL=YesPlease], - [AC_MSG_RESULT([no]) - LIBC_CONTAINS_LIBINTL=]) -GIT_CONF_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]) -GIT_CONF_SUBST([NO_GETTEXT]) - -if test -z "$NO_GETTEXT"; then - test -n "$LIBC_CONTAINS_LIBINTL" || LIBS="$LIBS -lintl" -fi - -## Checks for header files. -AC_MSG_NOTICE([CHECKS for header files]) -# -# Define NO_SYS_SELECT_H if you don't have sys/select.h. -AC_CHECK_HEADER([sys/select.h], -[NO_SYS_SELECT_H=], -[NO_SYS_SELECT_H=UnfortunatelyYes]) -GIT_CONF_SUBST([NO_SYS_SELECT_H]) -# -# Define NO_POLL_H if you don't have poll.h -AC_CHECK_HEADER([poll.h], -[NO_POLL_H=], -[NO_POLL_H=UnfortunatelyYes]) -GIT_CONF_SUBST([NO_POLL_H]) -# -# Define NO_SYS_POLL_H if you don't have sys/poll.h -AC_CHECK_HEADER([sys/poll.h], -[NO_SYS_POLL_H=], -[NO_SYS_POLL_H=UnfortunatelyYes]) -GIT_CONF_SUBST([NO_SYS_POLL_H]) -# -# Define NO_INTTYPES_H if you don't have inttypes.h -AC_CHECK_HEADER([inttypes.h], -[NO_INTTYPES_H=], -[NO_INTTYPES_H=UnfortunatelyYes]) -GIT_CONF_SUBST([NO_INTTYPES_H]) -# -# Define OLD_ICONV if your library has an old iconv(), where the second -# (input buffer pointer) parameter is declared with type (const char **). -AC_DEFUN([OLDICONVTEST_SRC], [ -AC_LANG_PROGRAM([[ -#include <iconv.h> - -extern size_t iconv(iconv_t cd, - char **inbuf, size_t *inbytesleft, - char **outbuf, size_t *outbytesleft); -]], [])]) - -GIT_STASH_FLAGS($ICONVDIR) - -AC_MSG_CHECKING([for old iconv()]) -AC_COMPILE_IFELSE([OLDICONVTEST_SRC], - [AC_MSG_RESULT([no])], - [AC_MSG_RESULT([yes]) - OLD_ICONV=UnfortunatelyYes]) - -GIT_UNSTASH_FLAGS($ICONVDIR) - -GIT_CONF_SUBST([OLD_ICONV]) - -## Checks for typedefs, structures, and compiler characteristics. -AC_MSG_NOTICE([CHECKS for typedefs, structures, and compiler characteristics]) -# -TYPE_SOCKLEN_T -case $ac_cv_type_socklen_t in - yes) SOCKLEN_T='';; - *) SOCKLEN_T=$git_cv_socklen_t_equiv;; -esac -GIT_CONF_SUBST([SOCKLEN_T]) - -# -# Define NO_STRUCT_ITIMERVAL if you don't have struct itimerval. -AC_CHECK_TYPES([struct itimerval], -[NO_STRUCT_ITIMERVAL=], -[NO_STRUCT_ITIMERVAL=UnfortunatelyYes], -[#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_TYPE_IN_DIRENT if your platform defines DT_UNKNOWN but lacks -# d_type in struct dirent (latest Cygwin -- will be fixed soonish). -AC_CHECK_MEMBER(struct dirent.d_type, -[NO_D_TYPE_IN_DIRENT=], -[NO_D_TYPE_IN_DIRENT=YesPlease], -[#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, -[NO_SOCKADDR_STORAGE=], -[NO_SOCKADDR_STORAGE=YesPlease],[ -#include <sys/types.h> -#include <sys/socket.h> -]) -GIT_CONF_SUBST([NO_SOCKADDR_STORAGE]) -# -# Define NO_IPV6 if you lack IPv6 support and getaddrinfo(). -AC_CHECK_TYPE([struct addrinfo],[ - GIT_CHECK_FUNC([getaddrinfo], - [NO_IPV6=], - [NO_IPV6=YesPlease]) -],[NO_IPV6=YesPlease],[ -#include <sys/types.h> -#include <sys/socket.h> -#include <netdb.h> -]) -GIT_CONF_SUBST([NO_IPV6]) -# -# Define NO_REGEX if your C library lacks regex support with REG_STARTEND -# feature. -AC_CACHE_CHECK([whether the platform regex supports REG_STARTEND], - [ac_cv_c_regex_with_reg_startend], [ -AC_EGREP_CPP(yippeeyeswehaveit, - AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT -#include <regex.h> -], -[#ifdef REG_STARTEND -yippeeyeswehaveit -#endif -]), - [ac_cv_c_regex_with_reg_startend=yes], - [ac_cv_c_regex_with_reg_startend=no]) -]) -if test $ac_cv_c_regex_with_reg_startend = yes; then - NO_REGEX= -else - NO_REGEX=YesPlease -fi -GIT_CONF_SUBST([NO_REGEX]) -# -# Define FREAD_READS_DIRECTORIES if your are on a system which succeeds -# when attempting to read from an fopen'ed directory. -AC_CACHE_CHECK([whether system succeeds to read fopen'ed directory], - [ac_cv_fread_reads_directories], -[ -AC_RUN_IFELSE( - [AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT], - [[ - FILE *f = fopen(".", "r"); - return f != NULL;]])], - [ac_cv_fread_reads_directories=no], - [ac_cv_fread_reads_directories=yes]) -]) -if test $ac_cv_fread_reads_directories = yes; then - FREAD_READS_DIRECTORIES=UnfortunatelyYes -else - FREAD_READS_DIRECTORIES= -fi -GIT_CONF_SUBST([FREAD_READS_DIRECTORIES]) -# -# Define SNPRINTF_RETURNS_BOGUS if your are on a system which snprintf() -# or vsnprintf() return -1 instead of number of characters which would -# have been written to the final string if enough space had been available. -AC_CACHE_CHECK([whether snprintf() and/or vsnprintf() return bogus value], - [ac_cv_snprintf_returns_bogus], -[ -AC_RUN_IFELSE( - [AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT - #include "stdarg.h" - - int test_vsnprintf(char *str, size_t maxsize, const char *format, ...) - { - int ret; - va_list ap; - va_start(ap, format); - ret = vsnprintf(str, maxsize, format, ap); - va_end(ap); - return ret; - }], - [[char buf[6]; - if (test_vsnprintf(buf, 3, "%s", "12345") != 5 - || strcmp(buf, "12")) return 1; - if (snprintf(buf, 3, "%s", "12345") != 5 - || strcmp(buf, "12")) return 1]])], - [ac_cv_snprintf_returns_bogus=no], - [ac_cv_snprintf_returns_bogus=yes]) -]) -if test $ac_cv_snprintf_returns_bogus = yes; then - SNPRINTF_RETURNS_BOGUS=UnfortunatelyYes -else - SNPRINTF_RETURNS_BOGUS= -fi -GIT_CONF_SUBST([SNPRINTF_RETURNS_BOGUS]) -# -# Define NEEDS_MODE_TRANSLATION if your OS strays from the typical file type -# bits in mode values. -AC_CACHE_CHECK([whether the platform uses typical file type bits], - [ac_cv_sane_mode_bits], [ -AC_EGREP_CPP(yippeeyeswehaveit, - AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT], -[#if S_IFMT == 0170000 && \ - S_IFREG == 0100000 && S_IFDIR == 0040000 && S_IFLNK == 0120000 && \ - S_IFBLK == 0060000 && S_IFCHR == 0020000 && \ - S_IFIFO == 0010000 && S_IFSOCK == 0140000 -yippeeyeswehaveit -#endif -]), - [ac_cv_sane_mode_bits=yes], - [ac_cv_sane_mode_bits=no]) -]) -if test $ac_cv_sane_mode_bits = yes; then - NEEDS_MODE_TRANSLATION= -else - NEEDS_MODE_TRANSLATION=UnfortunatelyYes -fi -GIT_CONF_SUBST([NEEDS_MODE_TRANSLATION]) - - -## Checks for library functions. -## (in default C library and libraries checked by AC_CHECK_LIB) -AC_MSG_NOTICE([CHECKS for library functions]) -# -# Define NO_LIBGEN_H if you don't have libgen.h. -AC_CHECK_HEADER([libgen.h], -[NO_LIBGEN_H=], -[NO_LIBGEN_H=YesPlease]) -GIT_CONF_SUBST([NO_LIBGEN_H]) -# -# Define HAVE_PATHS_H if you have paths.h. -AC_CHECK_HEADER([paths.h], -[HAVE_PATHS_H=YesPlease], -[HAVE_PATHS_H=]) -GIT_CONF_SUBST([HAVE_PATHS_H]) -# -# Define HAVE_LIBCHARSET_H if have libcharset.h -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]) -# -# 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=], -[NO_SETITIMER=YesPlease]) -GIT_CONF_SUBST([NO_SETITIMER]) -# -# Define NO_STRCASESTR if you don't have strcasestr. -GIT_CHECK_FUNC(strcasestr, -[NO_STRCASESTR=], -[NO_STRCASESTR=YesPlease]) -GIT_CONF_SUBST([NO_STRCASESTR]) -# -# Define NO_MEMMEM if you don't have memmem. -GIT_CHECK_FUNC(memmem, -[NO_MEMMEM=], -[NO_MEMMEM=YesPlease]) -GIT_CONF_SUBST([NO_MEMMEM]) -# -# Define NO_STRLCPY if you don't have strlcpy. -GIT_CHECK_FUNC(strlcpy, -[NO_STRLCPY=], -[NO_STRLCPY=YesPlease]) -GIT_CONF_SUBST([NO_STRLCPY]) -# -# Define NO_UINTMAX_T if your platform does not have uintmax_t -AC_CHECK_TYPE(uintmax_t, -[NO_UINTMAX_T=], -[NO_UINTMAX_T=YesPlease],[ -#include <inttypes.h> -]) -GIT_CONF_SUBST([NO_UINTMAX_T]) -# -# Define NO_STRTOUMAX if you don't have strtoumax in the C library. -GIT_CHECK_FUNC(strtoumax, -[NO_STRTOUMAX=], -[NO_STRTOUMAX=YesPlease]) -GIT_CONF_SUBST([NO_STRTOUMAX]) -# -# Define NO_SETENV if you don't have setenv in the C library. -GIT_CHECK_FUNC(setenv, -[NO_SETENV=], -[NO_SETENV=YesPlease]) -GIT_CONF_SUBST([NO_SETENV]) -# -# Define NO_UNSETENV if you don't have unsetenv in the C library. -GIT_CHECK_FUNC(unsetenv, -[NO_UNSETENV=], -[NO_UNSETENV=YesPlease]) -GIT_CONF_SUBST([NO_UNSETENV]) -# -# Define NO_MKDTEMP if you don't have mkdtemp in the C library. -GIT_CHECK_FUNC(mkdtemp, -[NO_MKDTEMP=], -[NO_MKDTEMP=YesPlease]) -GIT_CONF_SUBST([NO_MKDTEMP]) -# -# Define NO_INITGROUPS if you don't have initgroups in the C library. -GIT_CHECK_FUNC(initgroups, -[NO_INITGROUPS=], -[NO_INITGROUPS=YesPlease]) -GIT_CONF_SUBST([NO_INITGROUPS]) -# -# Define HAVE_GETDELIM if you have getdelim in the C library. -GIT_CHECK_FUNC(getdelim, -[HAVE_GETDELIM=YesPlease], -[HAVE_GETDELIM=]) -GIT_CONF_SUBST([HAVE_GETDELIM]) -# -# -# Define NO_MMAP if you want to avoid mmap. -# -# Define NO_ICONV if your libc does not properly support iconv. - -AC_DEFUN([BSD_SYSCTL_SRC], [ -AC_LANG_PROGRAM([[ -#include <stddef.h> -#include <sys/types.h> -#include <sys/sysctl.h> -]],[[ -int val, mib[2]; -size_t len; -mib[0] = CTL_HW; -mib[1] = 1; -len = sizeof(val); -return sysctl(mib, 2, &val, &len, NULL, 0) ? 1 : 0; -]])]) - -# -# Define HAVE_BSD_SYSCTL=YesPlease if a BSD-compatible sysctl function is available. -AC_MSG_CHECKING([for BSD sysctl]) -AC_COMPILE_IFELSE([BSD_SYSCTL_SRC], - [AC_MSG_RESULT([yes]) - HAVE_BSD_SYSCTL=YesPlease], - [AC_MSG_RESULT([no]) - HAVE_BSD_SYSCTL=]) -GIT_CONF_SUBST([HAVE_BSD_SYSCTL]) - -## Other checks. -# Define USE_PIC if you need the main git objects to be built with -fPIC -# in order to build and link perl/Git.so. x86-64 seems to need this. -# -# Define NO_SYMLINK_HEAD if you never want .git/HEAD to be a symbolic link. -# Enable it on Windows. By default, symrefs are still used. -# -# Define NO_PTHREADS if we do not have pthreads. -# -# Define PTHREAD_LIBS to the linker flag used for Pthread support. -AC_DEFUN([PTHREADTEST_SRC], [ -AC_LANG_PROGRAM([[ -#include <pthread.h> -static void *noop(void *ignore) { return ignore; } -]], [[ - pthread_mutex_t test_mutex; - pthread_key_t test_key; - pthread_t th; - int retcode = 0; - void *ret = (void *)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); - retcode |= pthread_create(&th, ret, noop, ret); - retcode |= pthread_join(th, &ret); - return retcode; -]])]) - -dnl AC_LANG_CONFTEST([AC_LANG_PROGRAM( -dnl [[#include <pthread.h>]], -dnl [[pthread_mutex_t test_mutex;]] -dnl )]) - -NO_PTHREADS=UnfortunatelyYes -PTHREAD_LIBS= - -if test -n "$USER_NOPTHREAD"; then - AC_MSG_NOTICE([Skipping POSIX Threads at user request.]) -# handle these separately since PTHREAD_CFLAGS could be '-lpthreads -# -D_REENTRANT' or some such. -elif test -z "$PTHREAD_CFLAGS"; then - threads_found=no - # Attempt to compile and link some code using pthreads to determine - # required linker flags. The order is somewhat important here: We - # first try it without any extra flags, to catch systems where - # pthreads are part of the C library, then go on testing various other - # flags. We do so to avoid false positives. For example, on Mac OS X - # pthreads are part of the C library; moreover, the compiler allows us - # to add "-mt" to the CFLAGS (although it will do nothing except - # trigger a warning about an unused flag). Hence if we checked for - # "-mt" before "" we would end up picking it. But unfortunately this - # would then trigger compiler warnings on every single file we compile. - for opt in "" -mt -pthread -lpthread; do - old_CFLAGS="$CFLAGS" - old_LIBS="$LIBS" - case "$opt" in - -l*) LIBS="$opt $LIBS" ;; - *) CFLAGS="$opt $CFLAGS" ;; - esac - - AC_MSG_CHECKING([for POSIX Threads with '$opt']) - AC_LINK_IFELSE([PTHREADTEST_SRC], - [AC_MSG_RESULT([yes]) - NO_PTHREADS= - PTHREAD_LIBS="$opt" - PTHREAD_CFLAGS="$opt" - threads_found=yes - break - ], - [AC_MSG_RESULT([no])]) - CFLAGS="$old_CFLAGS" - LIBS="$old_LIBS" - done - if test $threads_found != yes; then - AC_CHECK_LIB([pthread], [pthread_create], - [PTHREAD_LIBS="-lpthread"], - [NO_PTHREADS=UnfortunatelyYes]) - fi -else - old_CFLAGS="$CFLAGS" - CFLAGS="$PTHREAD_CFLAGS $CFLAGS" - AC_MSG_CHECKING([for POSIX Threads with '$PTHREAD_CFLAGS']) - AC_LINK_IFELSE([PTHREADTEST_SRC], - [AC_MSG_RESULT([yes]) - NO_PTHREADS= - PTHREAD_LIBS="$PTHREAD_CFLAGS" - ], - [AC_MSG_RESULT([no])]) - - CFLAGS="$old_CFLAGS" -fi - -CFLAGS="$old_CFLAGS" - -GIT_CONF_SUBST([PTHREAD_CFLAGS]) -GIT_CONF_SUBST([PTHREAD_LIBS]) -GIT_CONF_SUBST([NO_PTHREADS]) - -## Output files -AC_CONFIG_FILES(["${config_file}":"${config_in}"]) -AC_OUTPUT |