diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 190 |
1 files changed, 122 insertions, 68 deletions
diff --git a/configure.ac b/configure.ac index 56731c35c9..048a1d4972 100644 --- a/configure.ac +++ b/configure.ac @@ -220,6 +220,27 @@ 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. 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. @@ -282,7 +303,15 @@ 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.) # @@ -337,7 +366,7 @@ esac 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 @@ -346,7 +375,7 @@ 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 @@ -355,7 +384,7 @@ 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 @@ -390,21 +419,21 @@ 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. @@ -427,6 +456,25 @@ 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($LIBPCREDIR) + +AC_SUBST(USE_LIBPCRE) + +fi + +# # Define NO_CURL if you do not have libcurl installed. git-http-pull and # git-http-push are not built, and you cannot use http:// and https:// # transports. @@ -464,15 +512,9 @@ if test -z "$NO_ICONV"; then 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" @@ -492,7 +534,7 @@ for l in $lib_order; do old_LIBS="$LIBS" LIBS="$LIBS $l" AC_MSG_CHECKING([for iconv in $l]) - AC_LINK_IFELSE(ICONVTEST_SRC, + AC_LINK_IFELSE([ICONVTEST_SRC], [AC_MSG_RESULT([yes]) NO_ICONV= break], @@ -520,18 +562,12 @@ fi GIT_STASH_FLAGS($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]) @@ -609,25 +645,33 @@ 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 <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]) @@ -682,30 +726,6 @@ AC_CHECK_TYPE([struct addrinfo],[ ]) 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]) -]) -if test $ac_cv_c_c99_format = no; then - NO_C99_FORMAT=YesPlease -else - NO_C99_FORMAT= -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], [ @@ -810,6 +830,34 @@ GIT_CHECK_FUNC(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 $ac_cv_c_excellent_fnmatch = yes; then + NO_FNMATCH_CASEFOLD= +else + NO_FNMATCH_CASEFOLD=YesPlease +fi +AC_SUBST(NO_FNMATCH_CASEFOLD) +# # Define NO_MEMMEM if you don't have memmem. GIT_CHECK_FUNC(memmem, [NO_MEMMEM=], @@ -860,6 +908,12 @@ GIT_CHECK_FUNC(mkstemps, [NO_MKSTEMPS=YesPlease]) AC_SUBST(NO_MKSTEMPS) # +# Define NO_INITGROUPS if you don't have initgroups in the C library. +GIT_CHECK_FUNC(initgroups, +[NO_INITGROUPS=], +[NO_INITGROUPS=YesPlease]) +AC_SUBST(NO_INITGROUPS) +# # # Define NO_MMAP if you want to avoid mmap. # @@ -877,18 +931,18 @@ AC_SUBST(NO_MKSTEMPS) # # Define PTHREAD_LIBS to the linker flag used for Pthread support. AC_DEFUN([PTHREADTEST_SRC], [ +AC_LANG_PROGRAM([[ #include <pthread.h> - -int main(void) -{ +]], [[ pthread_mutex_t test_mutex; + pthread_key_t test_key; int retcode = 0; + retcode |= pthread_key_create(&test_key, (void *)0); retcode |= pthread_mutex_init(&test_mutex,(void *)0); retcode |= pthread_mutex_lock(&test_mutex); retcode |= pthread_mutex_unlock(&test_mutex); return retcode; -} -]) +]])]) dnl AC_LANG_CONFTEST([AC_LANG_PROGRAM( dnl [[#include <pthread.h>]], @@ -908,7 +962,7 @@ elif test -z "$PTHREAD_CFLAGS"; then 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="$opt" @@ -928,7 +982,7 @@ else old_CFLAGS="$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" |