X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=configure.ac;h=20039c546f1cc91575771acbe6f52de6778bea89;hb=d3ee177e5059c81e0e73be091741f60ebfbce520;hp=71038fcf1cd04fdfa3bcd133b6fc82974a135141;hpb=206af7c96b134b4962fa04fa174a25f29efd7e5e;p=git.git diff --git a/configure.ac b/configure.ac index 71038fcf1..20039c546 100644 --- a/configure.ac +++ b/configure.ac @@ -282,7 +282,15 @@ GIT_PARSE_WITH(iconv)) 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.) # @@ -327,11 +335,17 @@ GIT_PARSE_WITH(tcltk)) 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 @@ -340,7 +354,7 @@ 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]) + 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 @@ -349,7 +363,7 @@ 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]) + 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 @@ -362,6 +376,7 @@ fi #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 "$NO_TCLTK"; then @@ -383,21 +398,21 @@ if test -n "$ASCIIDOC"; 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([${asciidoc_version} (unknown)]) ;; esac fi -AC_SUBST(ASCIIDOC8) +AC_SUBST(ASCIIDOC7) ## Checks for libraries. @@ -457,15 +472,9 @@ if test -z "$NO_ICONV"; then GIT_STASH_FLAGS($ICONVDIR) -AC_DEFUN([ICONVTEST_SRC], [ -#include - -int main(void) -{ - iconv_open("", ""); - return 0; -} -]) +AC_DEFUN([ICONVTEST_SRC], +[AC_LANG_PROGRAM([#include ], + [iconv_open("", "");])]) if test -n "$ICONVDIR"; then lib_order="-liconv -lc" @@ -485,7 +494,7 @@ for l in $lib_order; do old_LIBS="$LIBS" LIBS="$LIBS $l" AC_MSG_CHECKING([for iconv in $l]) - AC_LINK_IFELSE(ICONVTEST_SRC, + AC_LINK_IFELSE([ICONVTEST_SRC], [AC_MSG_RESULT([yes]) NO_ICONV= break], @@ -513,18 +522,12 @@ fi GIT_STASH_FLAGS($ZLIB_PATH) AC_DEFUN([ZLIBTEST_SRC], [ -#include - -int main(void) -{ - deflateBound(0, 0); - return 0; -} -]) +AC_LANG_PROGRAM([#include ], + [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]) @@ -544,13 +547,47 @@ AC_SUBST(NEEDS_SOCKET) 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], @@ -568,25 +605,33 @@ AC_CHECK_HEADER([sys/select.h], [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 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]) @@ -598,6 +643,12 @@ AC_SUBST(OLD_ICONV) ## Checks for typedefs, structures, and compiler characteristics. AC_MSG_NOTICE([CHECKS for typedefs, structures, and compiler characteristics]) # +TYPE_SOCKLEN_T +case $ac_cv_type_socklen_t in + yes) ;; + *) AC_SUBST([SOCKLEN_T], [$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=], @@ -659,6 +710,27 @@ else fi AC_SUBST(NO_C99_FORMAT) # +# Define NO_REGEX if you have no or inferior regex support in your C library. +AC_CACHE_CHECK([whether the platform regex can handle null bytes], + [ac_cv_c_excellent_regex], [ +AC_EGREP_CPP(yippeeyeswehaveit, + AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT +#include +], +[#ifdef REG_STARTEND +yippeeyeswehaveit +#endif +]), + [ac_cv_c_excellent_regex=yes], + [ac_cv_c_excellent_regex=no]) +]) +if test $ac_cv_c_excellent_regex = yes; then + NO_REGEX= +else + NO_REGEX=YesPlease +fi +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. AC_CACHE_CHECK([whether system succeeds to read fopen'ed directory], @@ -736,6 +808,40 @@ GIT_CHECK_FUNC(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 +], +[#ifdef FNM_CASEFOLD +yippeeyeswehaveit +#endif +]), + [ac_cv_c_excellent_fnmatch=yes], + [ac_cv_c_excellent_fnmatch=no]) +]) +if test $ac_cv_c_excellent_fnmatch = yes; then + NO_FNMATCH_CASEFOLD= +else + NO_FNMATCH_CASEFOLD=YesPlease +fi +AC_SUBST(NO_FNMATCH_CASEFOLD) +# # Define NO_MEMMEM if you don't have memmem. GIT_CHECK_FUNC(memmem, [NO_MEMMEM=], @@ -786,6 +892,12 @@ GIT_CHECK_FUNC(mkstemps, [NO_MKSTEMPS=YesPlease]) AC_SUBST(NO_MKSTEMPS) # +# Define NO_INITGROUPS if you don't have initgroups in the C library. +GIT_CHECK_FUNC(initgroups, +[NO_INITGROUPS=], +[NO_INITGROUPS=YesPlease]) +AC_SUBST(NO_INITGROUPS) +# # # Define NO_MMAP if you want to avoid mmap. # @@ -803,14 +915,16 @@ AC_SUBST(NO_MKSTEMPS) # # Define PTHREAD_LIBS to the linker flag used for Pthread support. AC_DEFUN([PTHREADTEST_SRC], [ +AC_LANG_PROGRAM([[ #include - -int main(void) -{ +]], [[ pthread_mutex_t test_mutex; - return (0); -} -]) + int retcode = 0; + retcode |= pthread_mutex_init(&test_mutex,(void *)0); + retcode |= pthread_mutex_lock(&test_mutex); + retcode |= pthread_mutex_unlock(&test_mutex); + return retcode; +]])]) dnl AC_LANG_CONFTEST([AC_LANG_PROGRAM( dnl [[#include ]], @@ -825,24 +939,32 @@ if test -n "$USER_NOPTHREAD"; then # 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="$PTHREAD_CFLAGS" @@ -854,6 +976,7 @@ fi CFLAGS="$old_CFLAGS" +AC_SUBST(PTHREAD_CFLAGS) AC_SUBST(PTHREAD_LIBS) AC_SUBST(NO_PTHREADS)