fi
])
+# Directories holding "saner" versions of common or POSIX binaries.
+AC_ARG_WITH([sane-tool-path],
+ [AS_HELP_STRING(
+ [--with-sane-tool-path=DIR-1[[:DIR-2...:DIR-n]]],
+ [Directories to prepend to PATH in build system and generated scripts])],
+ [if test "$withval" = "no"; then
+ withval=''
+ else
+ AC_MSG_NOTICE([Setting SANE_TOOL_PATH to '$withval'])
+ fi
+ GIT_CONF_APPEND_LINE([SANE_TOOL_PATH=$withval])],
+ [# If the "--with-sane-tool-path" option was not given, don't touch
+ # SANE_TOOL_PATH here, but let defaults in Makefile take care of it.
+ # This should minimize spurious differences in the behaviour of the
+ # Git build system when configure is used w.r.t. when it is not.
+ :])
+
## Site configuration related to programs (before tests)
## --with-PACKAGE[=ARG] and --without-PACKAGE
#
AC_MSG_NOTICE([Will try -pthread then -lpthread to enable POSIX Threads.])
])
+# Define option to enable JavaScript minification
+AC_ARG_ENABLE([jsmin],
+[AS_HELP_STRING([--enable-jsmin=PATH],
+ [PATH is the name of a JavaScript minifier or the absolute path to one.])],
+[
+ JSMIN=$enableval;
+ AC_MSG_NOTICE([Setting JSMIN to '$JSMIN' to enable JavaScript minifying])
+ GIT_CONF_APPEND_LINE(JSMIN=$enableval);
+])
+
+# 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_APPEND_LINE(CSSMIN=$enableval);
+])
+
## Site configuration (override autodetection)
## --with-PACKAGE[=ARG] and --without-PACKAGE
AC_MSG_NOTICE([CHECKS for site configuration])
AS_HELP_STRING([], [ARG can be prefix for openssl library and headers]),\
GIT_PARSE_WITH(openssl))
#
+# Define USE_LIBPCRE if you have and want to use libpcre. git-grep will be
+# able to use Perl-compatible regular expressions.
+#
+# Define LIBPCREDIR=/foo/bar if your libpcre header and library files are in
+# /foo/bar/include and /foo/bar/lib directories.
+#
+AC_ARG_WITH(libpcre,
+AS_HELP_STRING([--with-libpcre],[support Perl-compatible regexes (default is NO)])
+AS_HELP_STRING([], [ARG can be also prefix for libpcre library and headers]),
+if test "$withval" = "no"; then \
+ USE_LIBPCRE=; \
+elif test "$withval" = "yes"; then \
+ USE_LIBPCRE=YesPlease; \
+else
+ USE_LIBPCRE=YesPlease; \
+ LIBPCREDIR=$withval; \
+ AC_MSG_NOTICE([Setting LIBPCREDIR to $withval]); \
+ GIT_CONF_APPEND_LINE(LIBPCREDIR=$withval); \
+fi \
+)
+#
# Define NO_CURL if you do not have curl installed. git-http-pull and
# git-http-push are not built, and you cannot use http:// and https://
# transports.
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 interpretted
+ 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.)
#
AC_MSG_NOTICE([CHECKS for programs])
#
AC_PROG_CC([cc gcc])
+AC_C_INLINE
+case $ac_cv_c_inline in
+ inline | yes | no) ;;
+ *) AC_SUBST([INLINE], [$ac_cv_c_inline]) ;;
+esac
+
# 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])
+ 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
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])
+ 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
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])
+ 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
#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 -z "$NO_TCLTK"; then
AC_MSG_CHECKING([for asciidoc version])
asciidoc_version=`$ASCIIDOC --version 2>/dev/null`
case "${asciidoc_version}" in
- asciidoc' '8*)
- ASCIIDOC8=YesPlease
+ asciidoc' '7*)
+ ASCIIDOC7=YesPlease
AC_MSG_RESULT([${asciidoc_version} > 7])
;;
- asciidoc' '7*)
- ASCIIDOC8=
+ asciidoc' '8*)
+ ASCIIDOC7=
AC_MSG_RESULT([${asciidoc_version}])
;;
*)
- ASCIIDOC8=
+ ASCIIDOC7=
AC_MSG_RESULT([${asciidoc_version} (unknown)])
;;
esac
fi
-AC_SUBST(ASCIIDOC8)
+AC_SUBST(ASCIIDOC7)
## Checks for libraries.
AC_SUBST(NEEDS_SSL_WITH_CRYPTO)
AC_SUBST(NO_OPENSSL)
+#
+# Define USE_LIBPCRE if you have and want to use libpcre. git-grep will be
+# able to use Perl-compatible regular expressions.
+#
+
+if test -n "$USE_LIBPCRE"; then
+
+GIT_STASH_FLAGS($LIBPCREDIR)
+
+AC_CHECK_LIB([pcre], [pcre_version],
+[USE_LIBPCRE=YesPlease],
+[USE_LIBPCRE=])
+
+GIT_UNSTASH_FLAGS($LIBPCREDIR)
+
+AC_SUBST(USE_LIBPCRE)
+
+fi
+
#
# Define NO_CURL if you do not have libcurl installed. git-http-pull and
# git-http-push are not built, and you cannot use http:// and https://
GIT_STASH_FLAGS($ICONVDIR)
-AC_DEFUN([ICONVTEST_SRC], [
-#include <iconv.h>
-
-int main(void)
-{
- iconv_open("", "");
- return 0;
-}
-])
+AC_DEFUN([ICONVTEST_SRC],
+[AC_LANG_PROGRAM([#include <iconv.h>],
+ [iconv_open("", "");])])
if test -n "$ICONVDIR"; then
lib_order="-liconv -lc"
old_LIBS="$LIBS"
LIBS="$LIBS $l"
AC_MSG_CHECKING([for iconv in $l])
- AC_LINK_IFELSE(ICONVTEST_SRC,
+ AC_LINK_IFELSE([ICONVTEST_SRC],
[AC_MSG_RESULT([yes])
NO_ICONV=
break],
GIT_STASH_FLAGS($ZLIB_PATH)
AC_DEFUN([ZLIBTEST_SRC], [
-#include <zlib.h>
-
-int main(void)
-{
- deflateBound(0, 0);
- return 0;
-}
-])
+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_LINK_IFELSE([ZLIBTEST_SRC],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
NO_DEFLATE_BOUND=yes])
test -n "$NEEDS_SOCKET" && LIBS="$LIBS -lsocket"
#
-# Define NEEDS_RESOLV if linking with -lnsl and/or -lsocket is not enough.
-# Notably on Solaris hstrerror resides in libresolv and on Solaris 7
-# inet_ntop and inet_pton additionally reside there.
-AC_CHECK_LIB([c], [hstrerror],
-[NEEDS_RESOLV=],
-[NEEDS_RESOLV=YesPlease])
+# 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=
AC_SUBST(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_SUBST(NO_INET_NTOP)
+AC_CHECK_FUNC([inet_ntop],
+ [],
+ [AC_CHECK_LIB([resolv], [inet_ntop],
+ [NEEDS_RESOLV=YesPlease],
+ [NO_INET_NTOP=YesPlease])
+])
+#
+# 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_SUBST(NO_INET_PTON)
+AC_CHECK_FUNC([inet_pton],
+ [],
+ [AC_CHECK_LIB([resolv], [inet_pton],
+ [NEEDS_RESOLV=YesPlease],
+ [NO_INET_PTON=YesPlease])
+])
+#
+# 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])
+])
+AC_SUBST(NO_HSTRERROR)
+#
+# 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],
AC_SUBST(NEEDS_LIBGEN)
test -n "$NEEDS_LIBGEN" && LIBS="$LIBS -lgen"
+AC_CHECK_LIB([c], [gettext],
+[LIBC_CONTAINS_LIBINTL=YesPlease],
+[LIBC_CONTAINS_LIBINTL=])
+AC_SUBST(LIBC_CONTAINS_LIBINTL)
+
+#
+# Define NO_GETTEXT if you don't want Git output to be translated.
+# A translated Git requires GNU libintl or another gettext implementation
+AC_CHECK_HEADER([libintl.h],
+[NO_GETTEXT=],
+[NO_GETTEXT=YesPlease])
+AC_SUBST(NO_GETTEXT)
+
+if test -z "$NO_GETTEXT"; then
+ test -n "$LIBC_CONTAINS_LIBINTL" || LIBS="$LIBS -lintl"
+fi
+
## Checks for header files.
AC_MSG_NOTICE([CHECKS for header files])
#
[NO_SYS_SELECT_H=UnfortunatelyYes])
AC_SUBST(NO_SYS_SELECT_H)
#
+# Define NO_SYS_POLL_H if you don't have sys/poll.h
+AC_CHECK_HEADER([sys/poll.h],
+[NO_SYS_POLL_H=],
+[NO_SYS_POLL_H=UnfortunatelyYes])
+AC_SUBST(NO_SYS_POLL_H)
+#
+# Define NO_INTTYPES_H if you don't have inttypes.h
+AC_CHECK_HEADER([inttypes.h],
+[NO_INTTYPES_H=],
+[NO_INTTYPES_H=UnfortunatelyYes])
+AC_SUBST(NO_INTTYPES_H)
+#
# Define OLD_ICONV if your library has an old iconv(), where the second
# (input buffer pointer) parameter is declared with type (const char **).
-AC_DEFUN([OLDICONVTEST_SRC], [[
+AC_DEFUN([OLDICONVTEST_SRC], [
+AC_LANG_PROGRAM([[
#include <iconv.h>
extern size_t iconv(iconv_t cd,
char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
-
-int main(void)
-{
- return 0;
-}
-]])
+]], [])])
GIT_STASH_FLAGS($ICONVDIR)
AC_MSG_CHECKING([for old iconv()])
-AC_COMPILE_IFELSE(OLDICONVTEST_SRC,
+AC_COMPILE_IFELSE([OLDICONVTEST_SRC],
[AC_MSG_RESULT([no])],
[AC_MSG_RESULT([yes])
OLD_ICONV=UnfortunatelyYes])
## Checks for typedefs, structures, and compiler characteristics.
AC_MSG_NOTICE([CHECKS for typedefs, structures, and compiler characteristics])
#
+TYPE_SOCKLEN_T
+case $ac_cv_type_socklen_t in
+ yes) ;;
+ *) AC_SUBST([SOCKLEN_T], [$git_cv_socklen_t_equiv]) ;;
+esac
+
# Define NO_D_INO_IN_DIRENT if you don't have d_ino in your struct dirent.
AC_CHECK_MEMBER(struct dirent.d_ino,
[NO_D_INO_IN_DIRENT=],
])
AC_SUBST(NO_IPV6)
#
-# Define NO_C99_FORMAT if your formatted IO functions (printf/scanf et.al.)
-# do not support the 'size specifiers' introduced by C99, namely ll, hh,
-# j, z, t. (representing long long int, char, intmax_t, size_t, ptrdiff_t).
-# some C compilers supported these specifiers prior to C99 as an extension.
-AC_CACHE_CHECK([whether formatted IO functions support C99 size specifiers],
- [ac_cv_c_c99_format],
-[# Actually git uses only %z (%zu) in alloc.c, and %t (%td) in mktag.c
-AC_RUN_IFELSE(
- [AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
- [[char buf[64];
- if (sprintf(buf, "%lld%hhd%jd%zd%td", (long long int)1, (char)2, (intmax_t)3, (size_t)4, (ptrdiff_t)5) != 5)
- return 1;
- else if (strcmp(buf, "12345"))
- return 2;]])],
- [ac_cv_c_c99_format=yes],
- [ac_cv_c_c99_format=no])
+# Define NO_REGEX if you have no or inferior regex support in your C library.
+AC_CACHE_CHECK([whether the platform regex can handle null bytes],
+ [ac_cv_c_excellent_regex], [
+AC_EGREP_CPP(yippeeyeswehaveit,
+ AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
+#include <regex.h>
+],
+[#ifdef REG_STARTEND
+yippeeyeswehaveit
+#endif
+]),
+ [ac_cv_c_excellent_regex=yes],
+ [ac_cv_c_excellent_regex=no])
])
-if test $ac_cv_c_c99_format = no; then
- NO_C99_FORMAT=YesPlease
+if test $ac_cv_c_excellent_regex = yes; then
+ NO_REGEX=
else
- NO_C99_FORMAT=
+ NO_REGEX=YesPlease
fi
-AC_SUBST(NO_C99_FORMAT)
+AC_SUBST(NO_REGEX)
#
# Define FREAD_READS_DIRECTORIES if your are on a system which succeeds
# when attempting to read from an fopen'ed directory.
[NO_LIBGEN_H=YesPlease])
AC_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=])
+AC_SUBST(HAVE_PATHS_H)
+#
+# Define HAVE_LIBCHARSET_H if have libcharset.h
+AC_CHECK_HEADER([libcharset.h],
+[HAVE_LIBCHARSET_H=YesPlease],
+[HAVE_LIBCHARSET_H=])
+AC_SUBST(HAVE_LIBCHARSET_H)
+# Define CHARSET_LIB if libiconv does not export the locale_charset symbol
+# and libcharset does
+CHARSET_LIB=
+AC_CHECK_LIB([iconv], [locale_charset],
+ [],
+ [AC_CHECK_LIB([charset], [locale_charset],
+ [CHARSET_LIB=-lcharset])
+ ]
+)
+AC_SUBST(CHARSET_LIB)
+#
# Define NO_STRCASESTR if you don't have strcasestr.
GIT_CHECK_FUNC(strcasestr,
[NO_STRCASESTR=],
[NO_STRCASESTR=YesPlease])
AC_SUBST(NO_STRCASESTR)
#
+# Define NO_STRTOK_R if you don't have strtok_r
+GIT_CHECK_FUNC(strtok_r,
+[NO_STRTOK_R=],
+[NO_STRTOK_R=YesPlease])
+AC_SUBST(NO_STRTOK_R)
+#
+# Define NO_FNMATCH if you don't have fnmatch
+GIT_CHECK_FUNC(fnmatch,
+[NO_FNMATCH=],
+[NO_FNMATCH=YesPlease])
+AC_SUBST(NO_FNMATCH)
+#
+# Define NO_FNMATCH_CASEFOLD if your fnmatch function doesn't have the
+# FNM_CASEFOLD GNU extension.
+AC_CACHE_CHECK([whether the fnmatch function supports the FNMATCH_CASEFOLD GNU extension],
+ [ac_cv_c_excellent_fnmatch], [
+AC_EGREP_CPP(yippeeyeswehaveit,
+ AC_LANG_PROGRAM([
+#include <fnmatch.h>
+],
+[#ifdef FNM_CASEFOLD
+yippeeyeswehaveit
+#endif
+]),
+ [ac_cv_c_excellent_fnmatch=yes],
+ [ac_cv_c_excellent_fnmatch=no])
+])
+if test $ac_cv_c_excellent_fnmatch = yes; then
+ NO_FNMATCH_CASEFOLD=
+else
+ NO_FNMATCH_CASEFOLD=YesPlease
+fi
+AC_SUBST(NO_FNMATCH_CASEFOLD)
+#
# Define NO_MEMMEM if you don't have memmem.
GIT_CHECK_FUNC(memmem,
[NO_MEMMEM=],
[NO_MKSTEMPS=YesPlease])
AC_SUBST(NO_MKSTEMPS)
#
+# Define NO_INITGROUPS if you don't have initgroups in the C library.
+GIT_CHECK_FUNC(initgroups,
+[NO_INITGROUPS=],
+[NO_INITGROUPS=YesPlease])
+AC_SUBST(NO_INITGROUPS)
+#
#
# Define NO_MMAP if you want to avoid mmap.
#
#
# Define PTHREAD_LIBS to the linker flag used for Pthread support.
AC_DEFUN([PTHREADTEST_SRC], [
+AC_LANG_PROGRAM([[
#include <pthread.h>
-
-int main(void)
-{
+]], [[
pthread_mutex_t test_mutex;
- return (0);
-}
-])
+ pthread_key_t test_key;
+ int retcode = 0;
+ retcode |= pthread_key_create(&test_key, (void *)0);
+ retcode |= pthread_mutex_init(&test_mutex,(void *)0);
+ retcode |= pthread_mutex_lock(&test_mutex);
+ retcode |= pthread_mutex_unlock(&test_mutex);
+ return retcode;
+]])])
dnl AC_LANG_CONFTEST([AC_LANG_PROGRAM(
dnl [[#include <pthread.h>]],
# handle these separately since PTHREAD_CFLAGS could be '-lpthreads
# -D_REENTRANT' or some such.
elif test -z "$PTHREAD_CFLAGS"; then
- for opt in -pthread -lpthread; do
+ threads_found=no
+ for opt in -mt -pthread -lpthread; do
old_CFLAGS="$CFLAGS"
CFLAGS="$opt $CFLAGS"
AC_MSG_CHECKING([Checking for POSIX Threads with '$opt'])
- AC_LINK_IFELSE(PTHREADTEST_SRC,
+ 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"
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 $CFLAGS"
AC_MSG_CHECKING([Checking for POSIX Threads with '$PTHREAD_CFLAGS'])
- AC_LINK_IFELSE(PTHREADTEST_SRC,
+ AC_LINK_IFELSE([PTHREADTEST_SRC],
[AC_MSG_RESULT([yes])
NO_PTHREADS=
PTHREAD_LIBS="$PTHREAD_CFLAGS"
CFLAGS="$old_CFLAGS"
+AC_SUBST(PTHREAD_CFLAGS)
AC_SUBST(PTHREAD_LIBS)
AC_SUBST(NO_PTHREADS)