dnl *********************************** dnl *** include special GLib macros *** dnl *********************************** builtin(include, acglib.m4)dnl # require autoconf 2.13 AC_PREREQ(2.13) # Process this file with autoconf to produce a configure script. AC_INIT(glib/glib.h) # Save this value here, since automake will set cflags later cflags_set=${CFLAGS+set} # we rewrite this file rm -f glibconfig-sysdefs.h GLIB_AC_DIVERT_BEFORE_HELP([ # # The following version number definitions apply to GLib, GModule, GObject # and GThread as a whole, so if changes occoured in any of them, they are all # treated with the same interface and binary age. # # Making releases: # GLIB_MICRO_VERSION += 1; # GLIB_INTERFACE_AGE += 1; # GLIB_BINARY_AGE += 1; # if any functions have been added, set GLIB_INTERFACE_AGE to 0. # if backwards compatibility has been broken, # set GLIB_BINARY_AGE _and_ GLIB_INTERFACE_AGE to 0. # GLIB_MAJOR_VERSION=1 GLIB_MINOR_VERSION=3 GLIB_MICRO_VERSION=7 GLIB_INTERFACE_AGE=0 GLIB_BINARY_AGE=0 GLIB_VERSION=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION.$GLIB_MICRO_VERSION ])dnl AC_SUBST(GLIB_MAJOR_VERSION) AC_SUBST(GLIB_MINOR_VERSION) AC_SUBST(GLIB_MICRO_VERSION) AC_SUBST(GLIB_VERSION) AC_SUBST(GLIB_INTERFACE_AGE) AC_SUBST(GLIB_BINARY_AGE) # libtool versioning LT_RELEASE=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION LT_CURRENT=`expr $GLIB_MICRO_VERSION - $GLIB_INTERFACE_AGE` LT_REVISION=$GLIB_INTERFACE_AGE LT_AGE=`expr $GLIB_BINARY_AGE - $GLIB_INTERFACE_AGE` AC_SUBST(LT_RELEASE) AC_SUBST(LT_CURRENT) AC_SUBST(LT_REVISION) AC_SUBST(LT_AGE) VERSION=$GLIB_VERSION PACKAGE=glib AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define) # Specify a configuration file AM_CONFIG_HEADER(config.h) AC_DEFINE_UNQUOTED(GLIB_MAJOR_VERSION, $GLIB_MAJOR_VERSION, [Define to the GLIB major version]) AC_DEFINE_UNQUOTED(GLIB_MINOR_VERSION, $GLIB_MINOR_VERSION, [Define to the GLIB minor version]) AC_DEFINE_UNQUOTED(GLIB_MICRO_VERSION, $GLIB_MICRO_VERSION, [Define to the GLIB micro version]) AC_DEFINE_UNQUOTED(GLIB_INTERFACE_AGE, $GLIB_INTERFACE_AGE, [Define to the GLIB interface age]) AC_DEFINE_UNQUOTED(GLIB_BINARY_AGE, $GLIB_BINARY_AGE, [Define to the GLIB binary age]) dnl Initialize maintainer mode AM_MAINTAINER_MODE AC_CANONICAL_HOST AC_MSG_CHECKING(for the BeOS) case $host in *-*-beos*) glib_native_beos="yes" ;; *) glib_native_beos="no" ;; esac AC_MSG_RESULT([$glib_native_beos]) dnl GLIB_AC_DIVERT_BEFORE_HELP([ # figure debugging default, prior to $ac_help setup case $GLIB_MINOR_VERSION in *[[13579]]) debug_default=yes ;; *) debug_default=minimum ;; esac[]dnl ]) dnl declare --enable-* args and collect ac_help strings AC_ARG_ENABLE(debug, [ --enable-debug=[no/minimum/yes] turn on debugging [default=$debug_default]],,enable_debug=$debug_default) AC_ARG_ENABLE(gc_friendly, [ --enable-gc-friendly turn on garbage collector friendliness [default=no]],,enable_gc_friendly=no) AC_ARG_ENABLE(mem_pools, [ --disable-mem-pools disable all glib memory pools],,disable_mem_pools=no) AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]], , enable_ansi=no) AC_ARG_ENABLE(threads, [ --enable-threads turn on basic thread support [default=yes] ([=no] will override --with-threads)],,enable_threads=yes) AC_ARG_ENABLE(rebuilds, [ --disable-rebuilds disable all source autogeneration rules],,enable_rebuilds=yes) if test "x$enable_threads" != "xyes"; then enable_threads=no fi AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}", [Whether glib was compiled with debugging enabled]) AC_MSG_CHECKING(whether to enable garbage collector friendliness) if test "x$enable_gc_friendly" = "xyes"; then AC_DEFINE(ENABLE_GC_FRIENDLY, 1, [Whether to enable GC friendliness]) AC_SUBST(ENABLE_GC_FRIENDLY) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(whether to disable memory pools) if test "x$disable_mem_pools" = "xno"; then AC_MSG_RESULT(no) else AC_DEFINE(DISABLE_MEM_POOLS, 1, [Whether to disable memory pools]) AC_SUBST(DISABLE_MEM_POOLS) AC_MSG_RESULT(yes) fi dnl Checks for programs. AC_PROG_CC dnl Check for a working C++ compiler, but do not bail out, if none is found. AC_CHECK_PROGS(CXX, $CCC c++ g++ gcc CC cxx cc++ cl, gcc) AC_LANG_SAVE AC_LANG_CPLUSPLUS AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=) AM_CONDITIONAL(HAVE_CXX, test "$CXX" != "") AC_LANG_RESTORE AM_PROG_CC_STDC AC_PROG_INSTALL # # Find pkg-config # AC_PATH_PROG(PKG_CONFIG, pkg-config, no) if test x$PKG_CONFIG = xno ; then AC_MSG_ERROR([*** pkg-config not found. See http://www.freedesktop.org/software/pkgconfig/]) fi if pkg-config --atleast-pkgconfig-version 0.5 ; then : else AC_MSG_ERROR([*** pkg-config too old; version 0.5 or better required.]) fi if test "x$enable_debug" = "xyes"; then if test x$cflags_set != xset ; then case " $CFLAGS " in *[[\ \ ]]-g[[\ \ ]]*) ;; *) CFLAGS="$CFLAGS -g" ;; esac fi GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG" else if test "x$enable_debug" = "xno"; then GLIB_DEBUG_FLAGS="-DG_DISABLE_ASSERT -DG_DISABLE_CHECKS" fi fi AC_CYGWIN AC_EXEEXT # define a MAINT-like variable REBUILD which is set if Perl # and awk are found, so autogenerated sources can be rebuilt AC_PROG_AWK AC_CHECK_PROGS(PERL, perl5 perl) # We would like indent, but don't require it. AC_CHECK_PROG(INDENT, indent, indent) REBUILD=\# if test "x$enable_rebuilds" = "xyes" && \ test -n "$PERL" && \ $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \ test -n "$AWK" ; then REBUILD= fi AC_SUBST(REBUILD) dnl dnl gettext support dnl ALL_LINGUAS="az ca de eu fr nn no ru sl sv tr uk" AM_GLIB_GNU_GETTEXT LIBS="$LIBS $INTLLIBS" GETTEXT_PACKAGE=glib20 AC_SUBST(GETTEXT_PACKAGE) AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE") # AM_GLIB_GNU_GETTEXT above substs $DATADIRNAME # this is the directory where the *.{mo,gmo} files are installed GLIB_LOCALE_DIR="${prefix}/${DATADIRNAME}/locale" AC_DEFINE_UNQUOTED(GLIB_LOCALE_DIR,"$GLIB_LOCALE_DIR") dnl Initialize libtool AC_LIBTOOL_WIN32_DLL AM_PROG_LIBTOOL if test "x$GCC" = "xyes"; then case " $CFLAGS " in *[[\ \ ]]-Wall[[\ \ ]]*) ;; *) CFLAGS="$CFLAGS -Wall" ;; esac if test "x$enable_ansi" = "xyes"; then case " $CFLAGS " in *[[\ \ ]]-ansi[[\ \ ]]*) ;; *) CFLAGS="$CFLAGS -ansi" ;; esac case " $CFLAGS " in *[[\ \ ]]-pedantic[[\ \ ]]*) ;; *) CFLAGS="$CFLAGS -pedantic" ;; esac fi fi dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R) AC_MSG_CHECKING([for extra flags to get ANSI library prototypes]) glib_save_LIBS=$LIBS LIBS="$LIBS -lm" AC_TRY_RUN([#include int main (void) { return (log(1) != log(1.)); }], AC_MSG_RESULT(none needed), glib_save_CFLAGS=$CFLAGS CFLAGS="$CFLAGS -std1" AC_TRY_RUN([#include int main (void) { return (log(1) != log(1.)); }], AC_MSG_RESULT(-std1), AC_MSG_RESULT() CFLAGS=$glib_save_CFLAGS AC_MSG_WARN( [No ANSI prototypes found in library. (-std1 didn't work.)]) ) ) LIBS=$glib_save_LIBS dnl NeXTStep cc seems to need this AC_MSG_CHECKING([for extra flags for POSIX compliance]) AC_TRY_COMPILE([#include ], [DIR *dir;], AC_MSG_RESULT(none needed), glib_save_CFLAGS=$CFLAGS CFLAGS="$CFLAGS -posix" AC_TRY_COMPILE([#include ], [DIR *dir;], AC_MSG_RESULT(-posix), AC_MSG_RESULT() CFLAGS=$glib_save_CFLAGS AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)]))) # Checks for header files. AC_HEADER_STDC # Checks for library functions. AC_FUNC_VPRINTF AC_FUNC_ALLOCA AC_CHECK_FUNCS(atexit on_exit) AC_CHECK_SIZEOF(char) AC_CHECK_SIZEOF(short) AC_CHECK_SIZEOF(long) AC_CHECK_SIZEOF(int) AC_CHECK_SIZEOF(void *) AC_CHECK_SIZEOF(long long) if test x$ac_cv_sizeof_long_long = x8; then # long long is a 64 bit integer. AC_MSG_CHECKING(for format to printf and scanf a gint64) AC_CACHE_VAL(glib_cv_long_long_format,[ for format in ll q I64; do AC_TRY_RUN([#include int main() { long long b, a = -0x3AFAFAFAFAFAFAFALL; char buffer[1000]; sprintf (buffer, "%${format}u", a); sscanf (buffer, "%${format}u", &b); exit (b!=a); } ], glib_cv_long_long_format=${format} break) done]) if test -n "$glib_cv_long_long_format"; then AC_MSG_RESULT(%${glib_cv_long_long_format}u) else AC_MSG_RESULT(none) fi fi dnl long doubles were not used, and a portability problem dnl AC_C_LONG_DOUBLE AC_C_CONST dnl ok, here we try to check whether the systems prototypes for dnl malloc and friends actually match the prototypes provided dnl by gmem.h (keep in sync). i currently only know how to check dnl this reliably with gcc (-Werror), improvements for other dnl compilers are apprechiated. SANE_MALLOC_PROTOS=no AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible]) glib_save_CFLAGS=$CFLAGS if test "x$GCC" = "xyes"; then CFLAGS="$CFLAGS -Werror" AC_TRY_COMPILE([#include ], [ void* (*my_calloc_p) (size_t, size_t) = calloc; void* (*my_malloc_p) (size_t) = malloc; void (*my_free_p) (void*) = free; void* (*my_realloc_p) (void*, size_t) = realloc; my_calloc_p = 0; my_malloc_p = 0; my_free_p = 0; my_realloc_p = 0; ], AC_DEFINE(SANE_MALLOC_PROTOS) SANE_MALLOC_PROTOS=yes) fi AC_MSG_RESULT($SANE_MALLOC_PROTOS) CFLAGS=$glib_save_CFLAGS dnl AC_C_INLINE is useless to us since it bails out too early, we need to dnl truely know which ones of `inline', `__inline' and `__inline__' are dnl actually supported. AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[ AC_TRY_RUN([ __inline int foo () { return 0; } int main () { return foo (); } ], glib_cv_has__inline=yes , glib_cv_has__inline=no ,) ]) case x$glib_cv_has__inline in xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword]) esac AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[ AC_TRY_RUN([ __inline__ int foo () { return 0; } int main () { return foo (); } ], glib_cv_has__inline__=yes , glib_cv_has__inline__=no ,) ]) case x$glib_cv_has__inline__ in xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword]) esac AC_CACHE_CHECK([for inline], glib_cv_hasinline,[ AC_TRY_RUN([ #undef inline inline int foo () { return 0; } int main () { return foo (); } ], glib_cv_hasinline=yes , glib_cv_hasinline=no ,) ]) case x$glib_cv_hasinline in xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword]) esac # check for flavours of varargs macros AC_MSG_CHECKING(for ISO C99 varargs macros in C) AC_TRY_COMPILE([],[ int a(int p1, int p2, int p3); #define call_a(...) a(1,__VA_ARGS__) call_a(2,3); ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no) AC_MSG_RESULT($g_have_iso_c_varargs) AC_MSG_CHECKING(for ISO C99 varargs macros in C++) if test "$CXX" = ""; then dnl No C++ compiler g_have_iso_cxx_varargs=no else AC_LANG_CPLUSPLUS AC_TRY_COMPILE([],[ int a(int p1, int p2, int p3); #define call_a(...) a(1,__VA_ARGS__) call_a(2,3); ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no) AC_LANG_C fi AC_MSG_RESULT($g_have_iso_cxx_varargs) AC_MSG_CHECKING(for GNUC varargs macros) AC_TRY_COMPILE([],[ int a(int p1, int p2, int p3); #define call_a(params...) a(1,params) call_a(2,3); ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no) AC_MSG_RESULT($g_have_gnuc_varargs) # check for bytesex stuff AC_C_BIGENDIAN # check for header files AC_CHECK_HEADERS([float.h limits.h pwd.h sys/param.h sys/poll.h sys/select.h]) AC_CHECK_HEADERS([sys/time.h sys/times.h unistd.h values.h stdint.h sched.h]) AC_MSG_CHECKING(whether make is GNU Make) STRIP_BEGIN= STRIP_END= if $ac_make --version 2>/dev/null | grep '^GNU Make ' >/dev/null ; then STRIP_BEGIN='$(strip $(STRIP_DUMMY)' STRIP_END=')' AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi STRIP_DUMMY= AC_SUBST(STRIP_DUMMY) AC_SUBST(STRIP_BEGIN) AC_SUBST(STRIP_END) # check additional type sizes size_includes=[" #include #include #include #include "] if test "x$ac_cv_header_stdint_h" = "xyes"; then size_includes=["$size_includes #include "] fi if test "x$ac_cv_header_unistd_h" = "xyes"; then size_includes=["$size_includes #include "] fi GLIB_SIZEOF([$size_includes], size_t, size_t) GLIB_SIZEOF([$size_includes], ptrdiff_t, ptrdiff_t) GLIB_SIZEOF([$size_includes], intmax_t, intmax_t) # Check for some functions AC_CHECK_FUNCS(lstat strerror strsignal memmove mkstemp vsnprintf stpcpy strcasecmp strncasecmp poll getcwd nanosleep) # Check if bcopy can be used for overlapping copies, if memmove isn't found. # The check is borrowed from the PERL Configure script. if test "$ac_cv_func_memmove" != "yes"; then AC_CACHE_CHECK(whether bcopy can handle overlapping copies, glib_cv_working_bcopy,[AC_TRY_RUN([ int main() { char buf[128], abc[128], *b; int len, off, align; bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36); for (align = 7; align >= 0; align--) { for (len = 36; len; len--) { b = buf+align; bcopy(abc, b, len); for (off = 1; off <= len; off++) { bcopy(b, b+off, len); bcopy(b+off, b, len); if (bcmp(b, abc, len)) return(1); } } } return(0); }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)]) if test "$glib_cv_working_bcopy" = "yes"; then AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy]) fi fi # Check for sys_errlist AC_MSG_CHECKING(for sys_errlist) AC_TRY_LINK(, [ extern char *sys_errlist[]; extern int sys_nerr; sys_errlist[sys_nerr-1][0] = 0; ], glib_ok=yes, glib_ok=no) AC_MSG_RESULT($glib_ok) if test $glib_ok = no; then AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found]) fi # Check for sys_siglist AC_MSG_CHECKING(for sys_siglist) AC_TRY_LINK(, [ extern char *sys_siglist[]; exit (sys_siglist[0]); ], glib_ok=yes, glib_ok=no) AC_MSG_RESULT($glib_ok) if test $glib_ok = no; then AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found]) fi # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog) AC_MSG_CHECKING(for sys_siglist declaration) AC_TRY_COMPILE([#include ], [ strlen (sys_siglist[0]); ], glib_ok=yes, glib_ok=no) AC_MSG_RESULT($glib_ok) if test $glib_ok = no; then AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared]) fi # Check if needs to be included for fd_set AC_MSG_CHECKING([for fd_set]) AC_TRY_COMPILE([#include ], [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no) if test $gtk_ok = yes; then AC_MSG_RESULT([yes, found in sys/types.h]) else AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes) if test $gtk_ok = yes; then # *** FIXME: give it a different name AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h]) AC_MSG_RESULT([yes, found in sys/select.h]) else AC_DEFINE(NO_FD_SET,1,[didn't find fd_set]) AC_MSG_RESULT(no) fi fi dnl *** check for sane realloc() *** AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[ AC_TRY_RUN([ #include int main() { return realloc (0, sizeof (int)) == 0; }], [glib_cv_sane_realloc=yes], [glib_cv_sane_realloc=no], []) ]) if test x$glib_cv_sane_realloc = xyes; then AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works]) fi dnl Check for nl_langinfo and CODESET AC_MSG_CHECKING([for nl_langinfo (CODESET)]) AC_TRY_COMPILE([#include ], [char *codeset = nl_langinfo (CODESET);], AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)]) have_codeset=yes, have_codeset=no) AC_MSG_RESULT($have_codeset) dnl **************************************** dnl *** strlcpy/strlcat *** dnl **************************************** # Check for strlcpy AC_MSG_CHECKING(for strlcpy/strlcat) AC_TRY_LINK([#include #include ], [ char *p = malloc(10); (void) strlcpy(p, "hi", 10); (void) strlcat(p, "bye", 10); ], glib_ok=yes, glib_ok=no) AC_MSG_RESULT($glib_ok) if test $glib_ok = yes; then AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat]) fi dnl ********************** dnl *** va_copy checks *** dnl ********************** dnl we currently check for all three va_copy possibilities, so we get dnl all results in config.log for bug reports. AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[ AC_TRY_RUN([ #include void f (int i, ...) { va_list args1, args2; va_start (args1, i); va_copy (args2, args1); if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42) exit (1); va_end (args1); va_end (args2); } int main() { f (0, 42); return 0; }], [glib_cv_va_copy=yes], [glib_cv_va_copy=no], []) ]) AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[ AC_TRY_RUN([ #include void f (int i, ...) { va_list args1, args2; va_start (args1, i); __va_copy (args2, args1); if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42) exit (1); va_end (args1); va_end (args2); } int main() { f (0, 42); return 0; }], [glib_cv___va_copy=yes], [glib_cv___va_copy=no], []) ]) if test "x$glib_cv_va_copy" = "xyes"; then g_va_copy_func=va_copy else if test "x$glib_cv___va_copy" = "xyes"; then g_va_copy_func=__va_copy fi fi if test -n "$g_va_copy_func"; then AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function]) fi AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[ AC_TRY_RUN([ #include void f (int i, ...) { va_list args1, args2; va_start (args1, i); args2 = args1; if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42) exit (1); va_end (args1); va_end (args2); } int main() { f (0, 42); return 0; }], [glib_cv_va_val_copy=yes], [glib_cv_va_val_copy=no], []) ]) if test "x$glib_cv_va_val_copy" = "xno"; then AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values]) fi dnl *********************** dnl *** g_module checks *** dnl *********************** G_MODULE_LIBS= G_MODULE_LIBS_EXTRA= G_MODULE_PLUGIN_LIBS= G_MODULE_LDFLAGS= dnl G_MODULE_IMPL= don't reset, so cmd-line can override G_MODULE_NEED_USCORE=0 G_MODULE_BROKEN_RTLD_GLOBAL=0 G_MODULE_HAVE_DLERROR=0 dnl *** force native WIN32 shared lib loader if test -z "$G_MODULE_IMPL"; then case "$host" in *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;; esac fi dnl *** dlopen() and dlsym() in system libraries if test -z "$G_MODULE_IMPL"; then AC_CHECK_FUNC(dlopen, [AC_CHECK_FUNC(dlsym, [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])], []) fi dnl *** load_image (BeOS) if test -z "$G_MODULE_IMPL" -a "x$glib_native_beos" = "xyes"; then AC_CHECK_LIB(root, load_image, [G_MODULE_LIBS="-lbe -lroot -lglib" G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs" G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule" G_MODULE_IMPL=G_MODULE_IMPL_BEOS], []) fi dnl *** dlopen() and dlsym() in libdl if test -z "$G_MODULE_IMPL"; then AC_CHECK_LIB(dl, dlopen, [AC_CHECK_LIB(dl, dlsym, [G_MODULE_LIBS=-ldl G_MODULE_IMPL=G_MODULE_IMPL_DL],[])], []) fi dnl *** NSLinkModule (dyld) in system libraries (Darwin) if test -z "$G_MODULE_IMPL"; then AC_CHECK_FUNC(NSLinkModule, [G_MODULE_IMPL=G_MODULE_IMPL_DYLD G_MODULE_NEED_USCORE=1], []) fi dnl *** shl_load() in libdld (HP-UX) if test -z "$G_MODULE_IMPL"; then AC_MSG_CHECKING(how to export all symbols) SAVED_LDFLAGS=$LDFLAGS LDFLAGS="$LDFLAGS -Wl,-E" AC_TRY_LINK(,[ return 0; ], [ G_MODULE_LDFLAGS="-Wl,-E" ],[ LDFLAGS="$SAVED_LDFLAGS -bexpall" AC_TRY_LINK(,[ return 0; ], [G_MODULE_LDFLAGS="-bexpall"], [G_MODULE_LDFLAGS="none"]) ]) LDFLAGS=$SAVED_LDFLAGS AC_MSG_RESULT($G_MODULE_LDFLAGS) if test "x$G_MODULE_LDFLAGS" = "xnone"; then G_MODULE_LDFLAGS= fi AC_CHECK_LIB(dld, shl_load, [G_MODULE_LIBS=-ldld G_MODULE_IMPL=G_MODULE_IMPL_DLD], []) fi dnl *** additional checks for G_MODULE_IMPL_DL if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then case "$host_os" in linux*) G_MODULE_LDFLAGS='-rdynamic' ;; esac LIBS_orig="$LIBS" LDFLAGS_orig="$LDFLAGS" LIBS="$LIBS $G_MODULE_LIBS" LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS" dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness AC_CACHE_CHECK([for RTLD_GLOBAL brokenness], glib_cv_rtldglobal_broken,[ AC_TRY_RUN([ #include #ifndef RTLD_GLOBAL #define RTLD_GLOBAL 0 #endif #ifndef RTLD_LAZY #define RTLD_LAZY 0 #endif int pthread_create; int main () { void *handle, *global, *local; global = &pthread_create; handle = dlopen ("libpthread.so", RTLD_GLOBAL | RTLD_LAZY); if (!handle) return 0; local = dlsym (handle, "pthread_create"); return global == local; }], [glib_cv_rtldglobal_broken=no], [glib_cv_rtldglobal_broken=yes], []) rm -f plugin.c plugin.o plugin.lo ]) if test "x$glib_cv_rtldglobal_broken" = "xyes"; then G_MODULE_BROKEN_RTLD_GLOBAL=1 else G_MODULE_BROKEN_RTLD_GLOBAL=0 fi dnl *** check whether we need preceeding underscores AC_CACHE_CHECK([for preceeding underscore in symbols], glib_cv_uscore,[ AC_TRY_RUN([ #include int glib_underscore_test (void) { return 42; } int main() { void *f1 = (void*)0, *f2 = (void*)0, *handle; handle = dlopen ((void*)0, 0); if (handle) { f1 = dlsym (handle, "glib_underscore_test"); f2 = dlsym (handle, "_glib_underscore_test"); } return (!f2 || f1); }], [glib_cv_uscore=yes], [glib_cv_uscore=no], []) rm -f plugin.c plugin.$ac_objext plugin.lo ]) if test "x$glib_cv_uscore" = "xyes"; then G_MODULE_NEED_USCORE=1 else G_MODULE_NEED_USCORE=0 fi LDFLAGS="$LDFLAGS_orig" dnl *** check for having dlerror() AC_CHECK_FUNC(dlerror, [G_MODULE_HAVE_DLERROR=1], [G_MODULE_HAVE_DLERROR=0]) LIBS="$LIBS_orig" fi dnl *** done, have we got an implementation? if test -z "$G_MODULE_IMPL"; then G_MODULE_IMPL=0 G_MODULE_SUPPORTED=false else G_MODULE_SUPPORTED=true fi AC_MSG_CHECKING(for the suffix of shared libraries) case "$host_os" in hpux9* | hpux10* | hpux11*) # taken from ltconfig glib_gmodule_suffix='sl' ;; cygwin* | mingw*) glib_gmodule_suffix='dll' ;; *) glib_gmodule_suffix='so' ;; esac AC_MSG_RESULT(.$glib_gmodule_suffix) AC_SUBST(G_MODULE_SUPPORTED) AC_SUBST(G_MODULE_IMPL) AC_SUBST(G_MODULE_LIBS) AC_SUBST(G_MODULE_LIBS_EXTRA) AC_SUBST(G_MODULE_PLUGIN_LIBS) AC_SUBST(G_MODULE_LDFLAGS) AC_SUBST(G_MODULE_HAVE_DLERROR) AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL) AC_SUBST(G_MODULE_NEED_USCORE) AC_SUBST(GLIB_DEBUG_FLAGS) dnl ********************** dnl *** g_spawn checks *** dnl ********************** AC_MSG_CHECKING(for gspawn implementation) case "$host" in *-*-mingw*) GSPAWN=gspawn-win32.lo ;; *) GSPAWN=gspawn.lo ;; esac AC_MSG_RESULT($GSPAWN) AC_SUBST(GSPAWN) dnl ************************* dnl *** GIOChannel checks *** dnl ************************* AC_MSG_CHECKING(for GIOChannel implementation) case "$host" in *-*-mingw*) GIO=giowin32.lo ;; *) GIO=giounix.lo ;; esac AC_MSG_RESULT($GIO) AC_SUBST(GIO) dnl **************************************** dnl *** platform dependent source checks *** dnl **************************************** AC_MSG_CHECKING(for platform-dependent source) case "$host" in *-*-cygwin*|*-*-mingw*) PLATFORMDEP=gwin32.lo ;; *) PLATFORMDEP= ;; esac AC_MSG_RESULT($PLATFORMDEP) AC_SUBST(PLATFORMDEP) AC_MSG_CHECKING([whether to compile timeloop]) case "$host" in *-*-cygwin*|*-*-mingw*) enable_timeloop=no ;; *) enable_timeloop=yes ;; esac AC_MSG_RESULT($enable_timeloop) AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes) AC_MSG_CHECKING([if building for some Win32 platform]) case "$host" in *-*-mingw*|*-*-cygwin*) platform_win32=yes ;; *) platform_win32=no ;; esac AC_MSG_RESULT($platform_win32) AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes) AC_MSG_CHECKING([if building for pure Win32]) case "$host" in *-*-mingw*) os_win32=yes ;; *) os_win32=no ;; esac AC_MSG_RESULT($os_win32) AM_CONDITIONAL(OS_WIN32, test x$os_win32 = xyes) dnl *********************** dnl *** g_thread checks *** dnl *********************** AC_ARG_WITH(threads, [ --with-threads=[none/posix/dce/solaris] specify a thread implementation to use], if test "x$with_threads" = x; then want_threads=yes else want_threads=$with_threads fi, want_threads=yes) if test "x$enable_threads" = "xno"; then want_threads=no fi if test "x$want_threads" = "xnone"; then want_threads=no fi dnl error and warning message dnl ************************* THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your computer. GLib will not have a default thread implementation." FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your platform (normally it's "_REENTRANT"). I'll not use any flag on compilation now, but then your programs might not work. Please provide information on how it is done on your system." LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation " LIBS_NOT_FOUND_2=". Please choose another thread implementation or provide information on your thread implementation. You can also run 'configure --disable-threads' to compile without thread support." FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)' functions will not be MT-safe during their first call because there is no working 'getpwuid_r' on your system." FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe because there is no 'localtime_r' on your system." POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather crude surrogate will be used. If you happen to know a yield function for your system, please inform the GLib developers." POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for threads on your system. Thus threads can only have the default priority. If you happen to know these main/max priorities, please inform the GLib developers." dnl determination of thread implementation dnl *************************************** have_threads=none if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then case $host in *-*-solaris*) AC_CHECK_LIB(thread, cond_init, have_threads=solaris) ;; esac fi if test "x$want_threads" = xyes || test "x$want_threads" = xposix \ || test "x$want_threads" = xdce; then # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX # -U_OSF_SOURCE is for Digital UNIX 4.0d GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE" glib_save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES" if test "x$have_threads" = xnone; then AC_TRY_COMPILE([#include ], [pthread_attr_t attr; pthread_attr_init(&attr);], have_threads=posix) fi if test "x$have_threads" = xnone; then AC_TRY_COMPILE([#include ], [pthread_attr_t attr; pthread_attr_create(&attr);], have_threads=posix) fi CPPFLAGS="$glib_save_CPPFLAGS" fi AC_MSG_CHECKING(for thread implementation) if test "x$have_threads" = xnone && test "x$want_threads" != xno; then AC_MSG_RESULT(none available) AC_MSG_WARN($THREAD_NO_IMPLEMENTATION) else AC_MSG_RESULT($have_threads) fi dnl determination of G_THREAD_CFLAGS dnl ******************************** G_THREAD_LIBS= G_THREAD_LIBS_EXTRA= G_THREAD_CFLAGS= if test x"$have_threads" != xnone; then G_THREAD_CFLAGS="-D_REENTRANT" # good default guess case $host in *-aix*) G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE" if test x"$GCC" = xyes; then G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads" fi ;; *-freebsd2.2*) G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE" # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support # -mthreads flag. ;; *-sysv5uw7*) # UnixWare 7 if test "$GCC" != "yes"; then G_THREAD_CFLAGS="$G_THREAD_CFLAGS -Kthread" else G_THREAD_CFLAGS="$G_THREAD_CFLAGS -pthread" fi ;; *-dg-dgux*) # DG/UX G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_POSIX4A_DRAFT10_SOURCE" esac # if we are not finding the localtime_r function, then we probably are # not using the proper multithread flag glib_save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS" # First we test, whether localtime_r is declared in time.h # directly. Then we test whether a macro localtime_r exists, in # which case localtime_r in the test program is replaced and thus # if we still find localtime_r in the output, it is not defined as # a macro. AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include ], , [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include localtime_r(a,b)], AC_MSG_WARN($FLAG_DOES_NOT_WORK))]) CPPFLAGS="$glib_save_CPPFLAGS" AC_MSG_CHECKING(thread related cflags) AC_MSG_RESULT($G_THREAD_CFLAGS) CFLAGS="$CFLAGS $G_THREAD_CFLAGS" fi dnl determination of G_THREAD_LIBS dnl ****************************** mutex_has_default=no case $have_threads in posix|dce) glib_save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES" G_THREAD_LIBS=error glib_save_LIBS="$LIBS" case $host in *-sysv5uw7*) # UnixWare 7 if test "$GCC" != "yes"; then G_THREAD_LIBS="-Kthread" else G_THREAD_LIBS="-pthread" fi ;; *) for thread_lib in "" pthread pthread32 pthreads c_r thread dce; do if test x"$thread_lib" = x; then add_thread_lib="" IN="" else add_thread_lib="-l$thread_lib" IN=" in -l$thread_lib" fi if test x"$have_threads" = xposix; then defattr=0 else defattr=pthread_attr_default fi LIBS="$glib_save_LIBS $add_thread_lib" AC_MSG_CHECKING(for pthread_create/pthread_join$IN) AC_TRY_RUN([#include int check_me = 0; void* func(void* data) {check_me = 42;} main() { pthread_t t; void *ret; pthread_create (&t, $defattr, func, 0); pthread_join (t, &ret); exit (check_me != 42); }], [AC_MSG_RESULT(yes) G_THREAD_LIBS="$add_thread_lib" break], [AC_MSG_RESULT(no)]) done if test "x$G_THREAD_LIBS" = xerror; then AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2) fi for thread_lib in "" rt rte; do if test x"$thread_lib" = x; then add_thread_lib="" IN="" else add_thread_lib="-l$thread_lib" IN=" in -l$thread_lib" fi LIBS="$glib_save_LIBS $add_thread_lib" AC_MSG_CHECKING(for sched_get_priority_min$IN) AC_TRY_RUN([#include #include int main() { errno = 0; return sched_get_priority_min(SCHED_OTHER)==-1 && errno != 0; }], [AC_MSG_RESULT(yes) G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib" posix_priority_min="sched_get_priority_min(SCHED_OTHER)" posix_priority_max="sched_get_priority_max(SCHED_OTHER)" break], [AC_MSG_RESULT(no)]) done LIBS="$glib_save_LIBS" ;; esac mutex_has_default=yes mutex_default_type='pthread_mutex_t' mutex_default_init='PTHREAD_MUTEX_INITIALIZER' mutex_header_file='pthread.h' if test "x$have_threads" = "xposix"; then g_threads_impl="POSIX" else g_threads_impl="DCE" have_threads="posix" fi AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES) CPPFLAGS="$glib_save_CPPFLAGS" ;; solaris) G_THREAD_LIBS=error AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread") mutex_has_default=yes mutex_default_type='mutex_t' mutex_default_init="DEFAULTMUTEX" mutex_header_file='thread.h' g_threads_impl="SOLARIS" ;; none) g_threads_impl="NONE" ;; *) g_threads_impl="NONE" G_THREAD_LIBS=error ;; esac if test "x$G_THREAD_LIBS" = xerror; then AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2) fi case $host in *-*-beos*) G_THREAD_LIBS="-lbe -lroot -lglib " G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs" ;; *) ;; esac AC_MSG_CHECKING(thread related libraries) AC_MSG_RESULT($G_THREAD_LIBS) dnl check for mt safe function variants and some posix functions dnl ************************************************************ if test x"$have_threads" != xnone; then glib_save_LIBS="$LIBS" # we are not doing the following for now, as this might require glib # to always be linked with the thread libs on some platforms. # LIBS="$LIBS $G_THREAD_LIBS" AC_CHECK_FUNCS(localtime_r) if test "$ac_cv_header_pwd_h" = "yes"; then AC_CACHE_CHECK([for posix getpwuid_r], ac_cv_func_posix_getpwuid_r, [AC_TRY_RUN([#include #include int main () { char buffer[10000]; struct passwd pwd, *pwptr = &pwd; int error; errno = 0; error = getpwuid_r (0, &pwd, buffer, sizeof (buffer), &pwptr); return (error < 0 && errno == ENOSYS) || error == ENOSYS; }], [ac_cv_func_posix_getpwuid_r=yes], [ac_cv_func_posix_getpwuid_r=no])]) if test "$ac_cv_func_posix_getpwuid_r" = yes; then AC_DEFINE(HAVE_POSIX_GETPWUID_R,1, [Have POSIX function getpwuid_r]) else AC_CACHE_CHECK([for nonposix getpwuid_r], ac_cv_func_nonposix_getpwuid_r, [AC_TRY_LINK([#include ], [char buffer[10000]; struct passwd pwd; getpwuid_r (0, &pwd, buffer, sizeof (buffer));], [ac_cv_func_nonposix_getpwuid_r=yes], [ac_cv_func_nonposix_getpwuid_r=no])]) if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1, [Have non-POSIX function getpwuid_r]) fi fi fi LIBS="$LIBS $G_THREAD_LIBS" if test x"$have_threads" = xposix; then glib_save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES" dnl we might grow sizeof(pthread_t) later on, so use a dummy name here GLIB_SIZEOF([#include ], pthread_t, system_thread) # This is not AC_CHECK_FUNC to also work with function # name mangling in header files. AC_MSG_CHECKING(for pthread_attr_setstacksize) AC_TRY_LINK([#include ], [pthread_attr_t t; pthread_attr_setstacksize(&t,0)], [AC_MSG_RESULT(yes) AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1, [Have function pthread_attr_setstacksize])], [AC_MSG_RESULT(no)]) AC_MSG_CHECKING(for minimal/maximal thread priority) if test x"$posix_priority_min" = xnone; then AC_EGREP_CPP(PX_PRIO_MIN,[#include PX_PRIO_MIN],,[ posix_priority_min=PX_PRIO_MIN posix_priority_max=PX_PRIO_MAX]) fi if test x"$posix_priority_min" = xnone; then AC_EGREP_CPP(PRI_OTHER_MIN,[#include PRI_OTHER_MIN],,[ posix_priority_min=PRI_OTHER_MIN posix_priority_max=PRI_OTHER_MAX]) fi if test x"$posix_priority_min" = x; then AC_MSG_RESULT(none found) AC_MSG_WARN($POSIX_NO_PRIORITIES) posix_priority_min=-1 posix_priority_max=-1 else AC_MSG_RESULT($posix_priority_min/$posix_priority_max) AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority]) AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority]) fi posix_yield_func=none AC_MSG_CHECKING(for posix yield function) for yield_func in sched_yield pthread_yield_np pthread_yield \ thr_yield; do AC_TRY_LINK([#include ], [$yield_func()], [posix_yield_func="$yield_func" break]) done if test x"$posix_yield_func" = xnone; then AC_MSG_RESULT(none found) AC_MSG_WARN($POSIX_NO_YIELD) posix_yield_func="g_usleep(1000)" else AC_MSG_RESULT($posix_yield_func) posix_yield_func="$posix_yield_func()" fi AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function]) CPPFLAGS="$glib_save_CPPFLAGS" AC_MSG_CHECKING(whether to use the PID niceness surrogate for thread priorities) AC_TRY_RUN([#include #include #include pid_t other_pid = 0; void* func(void* data) {other_pid = getpid();} main() { pthread_t t; void *ret; pthread_create (&t, $defattr, func, NULL); pthread_join (t, &ret); exit (getpid()==other_pid || $posix_priority_min != $posix_priority_max); }], [AC_MSG_RESULT(yes) AC_DEFINE(G_THREAD_USE_PID_SURROGATE, 1, [whether to use the PID niceness surrogate for thread priorities]) ], [AC_MSG_RESULT(no)]) else # solaris threads GLIB_SIZEOF([#include ], thread_t, system_thread) fi LIBS="$glib_save_LIBS" # now spit out all the warnings. if test "$ac_cv_func_posix_getpwuid_r" != "yes" && test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then AC_MSG_WARN($FUNC_NO_GETPWUID_R) fi if test "$ac_cv_func_localtime_r" != "yes"; then AC_MSG_WARN($FUNC_NO_LOCALTIME_R) fi else # If no thread implementation exists, we will provide enough # space for a pointer GLIB_SIZEOF(, void*, system_thread) fi AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c", [Source file containing theread implementation]) AC_SUBST(G_THREAD_CFLAGS) AC_SUBST(G_THREAD_LIBS) AC_SUBST(G_THREAD_LIBS_EXTRA) dnl ********************************************** dnl *** GDefaultMutex setup and initialization *** dnl ********************************************** dnl dnl if mutex_has_default = yes, we also got dnl mutex_default_type, mutex_default_init and mutex_header_file GLIB_IF_VAR_EQ(mutex_has_default, yes, glib_save_CPPFLAGS="$CPPFLAGS" glib_save_LIBS="$LIBS" LIBS="$LIBS $G_THREAD_LIBS" CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES" GLIB_SIZEOF([#include <$mutex_header_file>], $mutex_default_type, gmutex, ) GLIB_BYTE_CONTENTS([#include <$mutex_header_file>], $mutex_default_type, gmutex, $glib_cv_sizeof_gmutex, $mutex_default_init) if test x"$glib_cv_byte_contents_gmutex" = xno; then mutex_has_default=no fi CPPFLAGS="$glib_save_CPPFLAGS" LIBS="$glib_save_LIBS" , ) dnl **************************************** dnl *** GLib POLL* compatibility defines *** dnl **************************************** GLIB_SYSDEFS( [#include #include ], POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32, glibconfig-sysdefs.h, =) dnl ********************** dnl *** Win32 API libs *** dnl ********************** case $host in *-*-cygwin*) G_LIBS_EXTRA="-luser32 -lwsock32 -lkernel32" ;; *-*-mingw*) G_LIBS_EXTRA="-lwsock32" ;; *) G_LIBS_EXTRA="" ;; esac AC_SUBST(G_LIBS_EXTRA) dnl *********************** dnl *** Tests for iconv *** dnl *********************** AC_ARG_WITH(libiconv, [ --with-libiconv Use the libiconv library ],,with_libiconv=maybe) found_iconv=no if test "x$with_libiconv" != "xyes" ; then # # Check in the C library # AC_CHECK_FUNC(iconv_open, with_libiconv=no; found_iconv=yes) fi if test "x$with_libiconv" != "xno" ; then # # Check for libiconv # AC_CHECK_LIB(iconv, libiconv_open, with_libiconv=yes; found_iconv=yes) fi if test "x$found_iconv" = "xno" ; then AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv]) fi if test "x$with_libiconv" = "xyes" ; then ICONV_LIBS="-liconv" AC_DEFINE(USE_LIBICONV) fi AC_SUBST(ICONV_LIBS) dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves dnl since we need it for g_iconv() AC_MSG_CHECKING([for EILSEQ]) AC_TRY_COMPILE([ #include ], [ int error = EILSEQ; ], have_eilseq=yes, have_eilseq=no); AC_MSG_RESULT($have_eilseq) dnl ************************** dnl *** Checks for gtk-doc *** dnl ************************** AC_ARG_WITH(html-dir, [ --with-html-dir=PATH path to installed docs]) if test "x$with_html_dir" = "x" ; then HTML_DIR='${datadir}/gtk-doc/html' else HTML_DIR=$with_html_dir fi AC_SUBST(HTML_DIR) AC_CHECK_PROG(GTKDOC, gtkdoc-mkdb, true, false) gtk_doc_min_version=0.6 if $GTKDOC ; then gtk_doc_version=`gtkdoc-mkdb --version` AC_MSG_CHECKING([gtk-doc version ($gtk_doc_version) >= $gtk_doc_min_version]) if perl <= "$gtk_doc_min_version") ? 0 : 1); EOF AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) GTKDOC=false fi fi AM_CONDITIONAL(HAVE_GTK_DOC, $GTKDOC) AC_SUBST(HAVE_GTK_DOC) AC_CHECK_PROG(DB2HTML, db2html, true, false) AM_CONDITIONAL(HAVE_DOCBOOK, $DB2HTML) dnl Let people disable the gtk-doc stuff. AC_ARG_ENABLE(gtk-doc, [ --enable-gtk-doc use gtk-doc to build documentation [default=auto]], enable_gtk_doc="$enableval", enable_gtk_doc=auto) if test x$enable_gtk_doc = xauto ; then if test x$GTKDOC = xtrue ; then enable_gtk_doc=yes else enable_gtk_doc=no fi fi dnl NOTE: We need to use a separate automake conditional for this dnl to make this work with the tarballs. AM_CONDITIONAL(ENABLE_GTK_DOC, test x$enable_gtk_doc = xyes) dnl ****************************** dnl *** output the whole stuff *** dnl ****************************** AC_OUTPUT_COMMANDS([ ## Generate `glibconfig.h' in two cases ## 1. `config.status' is run either explicitly, or via configure. ## Esp. not when it is run in `Makefile' to generate makefiles and ## config.h ## 2. CONFIG_OTHER is set explicitly ## ## Case 1 is difficult. We know that `automake' sets one of ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works ## only when AM_CONFIG_HEADER is set, however. if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h} fi case "$CONFIG_OTHER" in *glibconfig.h*) echo creating glibconfig.h outfile=glibconfig.h-tmp cat > $outfile <<\_______EOF /* glibconfig.h * * This is a generated file. Please modify 'configure.in' */ #ifndef __G_LIBCONFIG_H__ #define __G_LIBCONFIG_H__ #include _______EOF if test x$glib_limits_h = xyes; then echo '#include ' >> $outfile fi if test x$glib_float_h = xyes; then echo '#include ' >> $outfile fi if test x$glib_values_h = xyes; then echo '#include ' >> $outfile fi if test "$glib_header_alloca_h" = "yes"; then echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile fi if test x$glib_sys_poll_h = xyes; then echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile fi cat >> $outfile <<_______EOF G_BEGIN_DECLS #define G_MINFLOAT $glib_mf #define G_MAXFLOAT $glib_Mf #define G_MINDOUBLE $glib_md #define G_MAXDOUBLE $glib_Md #define G_MINSHORT $glib_ms #define G_MAXSHORT $glib_Ms #define G_MAXUSHORT $glib_Mus #define G_MININT $glib_mi #define G_MAXINT $glib_Mi #define G_MAXUINT $glib_Mui #define G_MINLONG $glib_ml #define G_MAXLONG $glib_Ml #define G_MAXULONG $glib_Mul _______EOF ### this should always be true in a modern C/C++ compiler cat >>$outfile <<_______EOF typedef signed char gint8; typedef unsigned char guint8; _______EOF if test -n "$gint16"; then cat >>$outfile <<_______EOF typedef signed $gint16 gint16; typedef unsigned $gint16 guint16; #define G_GINT16_FORMAT $gint16_format #define G_GUINT16_FORMAT $guint16_format _______EOF fi if test -n "$gint32"; then cat >>$outfile <<_______EOF typedef signed $gint32 gint32; typedef unsigned $gint32 guint32; #define G_GINT32_FORMAT $gint32_format #define G_GUINT32_FORMAT $guint32_format _______EOF fi if test -n "$gint64"; then cat >>$outfile <<_______EOF #define G_HAVE_GINT64 1 ${glib_extension}typedef signed $gint64 gint64; ${glib_extension}typedef unsigned $gint64 guint64; #define G_GINT64_CONSTANT(val) $gint64_constant _______EOF if test -n "$gint64_format"; then cat >>$outfile <<_______EOF #define G_GINT64_FORMAT $gint64_format #define G_GUINT64_FORMAT $guint64_format _______EOF fi fi cat >>$outfile <<_______EOF #define GLIB_SIZEOF_VOID_P $glib_void_p #define GLIB_SIZEOF_LONG $glib_long _______EOF case x$glib_size_t in x2) echo "typedef gint16 gssize;" >> $outfile echo "typedef guint16 gsize;" >> $outfile ;; x4) echo "typedef gint32 gssize;" >> $outfile echo "typedef guint32 gsize;" >> $outfile ;; x8) echo "typedef gint64 gssize;" >> $outfile echo "typedef guint64 gsize;" >> $outfile ;; *) echo "#error size of size_t is unknown" >> $outfile ;; esac if test -z "$glib_unknown_void_p"; then cat >>$outfile <<_______EOF #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p)) #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p)) #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i)) #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u)) _______EOF else echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile fi cat >>$outfile <<_______EOF $glib_atexit $glib_memmove $glib_defines $glib_os $glib_vacopy #ifdef __cplusplus #define G_HAVE_INLINE 1 #else /* !__cplusplus */ $glib_inline #endif /* !__cplusplus */ _______EOF if test x$g_have_iso_c_varargs = xyes ; then cat >>$outfile <<_______EOF #ifndef __cplusplus # define G_HAVE_ISO_VARARGS 1 #endif _______EOF fi if test x$g_have_iso_cxx_varargs = xyes ; then cat >>$outfile <<_______EOF #ifdef __cplusplus # define G_HAVE_ISO_VARARGS 1 #endif _______EOF fi if test x$g_have_gnuc_varargs = xyes ; then cat >>$outfile <<_______EOF #define G_HAVE_GNUC_VARARGS 1 _______EOF fi echo >>$outfile if test x$g_have_eilseq = xno; then cat >>$outfile <<_______EOF #ifndef EILSEQ /* On some systems, like SunOS and NetBSD, EILSEQ is not defined. * The correspondence between this and the corresponding definition * in libiconv is essential. */ # define EILSEQ ENOENT #endif _______EOF fi echo >>$outfile if test x$g_mutex_has_default = xyes; then cat >>$outfile <<_______EOF $g_enable_threads_def G_THREADS_ENABLED #define G_THREADS_IMPL_$g_threads_impl_def typedef struct _GStaticMutex GStaticMutex; struct _GStaticMutex { struct _GMutex *runtime_mutex; union { char pad[$g_mutex_sizeof]; double dummy_double; void *dummy_pointer; long dummy_long; } static_mutex; }; #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } } #define g_static_mutex_get_mutex(mutex) \ (g_thread_use_default_impl ? ((GMutex*) &((mutex)->static_mutex)) : \ g_static_mutex_get_mutex_impl (&((mutex)->runtime_mutex))) _______EOF else cat >>$outfile <<_______EOF $g_enable_threads_def G_THREADS_ENABLED #define G_THREADS_IMPL_$g_threads_impl_def typedef struct _GMutex* GStaticMutex; #define G_STATIC_MUTEX_INIT NULL #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (mutex)) _______EOF fi cat >>$outfile <<_______EOF /* This represents a system thread as used by the implementation. An * alien implementaion, as loaded by g_thread_init can only count on * "sizeof (gpointer)" bytes to store their info. We however need more * for some of our native implementations. */ typedef union _GSystemThread GSystemThread; union _GSystemThread { char data[$g_system_thread_sizeof]; double dummy_double; void *dummy_pointer; long dummy_long; }; _______EOF echo >>$outfile g_bit_sizes="16 32" if test -n "$gint64"; then g_bit_sizes="$g_bit_sizes 64" fi for bits in $g_bit_sizes; do cat >>$outfile <<_______EOF #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val)) #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val)) #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val)) #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val)) _______EOF done cat >>$outfile <<_______EOF #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val)) #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val)) #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val)) #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val)) #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val)) #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val)) #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val)) #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val)) #define G_BYTE_ORDER $g_byte_order _______EOF if test -r glibconfig-sysdefs.h; then cat glibconfig-sysdefs.h >>$outfile fi cat >>$outfile <<_______EOF #define G_MODULE_SUFFIX "$g_module_suffix" G_END_DECLS #endif /* GLIBCONFIG_H */ _______EOF if cmp -s $outfile glibconfig.h; then echo glibconfig.h is unchanged rm -f $outfile else mv $outfile glibconfig.h fi ;; esac ],[ # Note that if two cases are the same, case goes with the first one. # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend # on variable expansion in case labels. Look at the generated config.status # for a hint. glib_header_alloca_h="$ac_cv_header_alloca_h" case xyes in x$ac_cv_header_float_h) glib_float_h=yes glib_mf=FLT_MIN glib_Mf=FLT_MAX glib_md=DBL_MIN glib_Md=DBL_MAX ;; x$ac_cv_header_values_h) glib_values_h=yes glib_mf=MINFLOAT glib_Mf=MAXFLOAT glib_md=MINDOUBLE glib_Md=MAXDOUBLE ;; esac case xyes in x$ac_cv_header_limits_h) glib_limits_h=yes glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX ;; x$ac_cv_header_values_h) glib_values_h=yes glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)" glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)" glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)" ;; esac if test x$ac_cv_header_sys_poll_h = xyes ; then glib_sys_poll_h=yes fi case 2 in $ac_cv_sizeof_short) gint16=short gint16_format='"hi"' guint16_format='"hu"' ;; $ac_cv_sizeof_int) gint16=int gint16_format='"i"' guint16_format='"u"' ;; esac case 4 in $ac_cv_sizeof_short) gint32=short gint32_format='"hi"' guint32_format='"hu"' ;; $ac_cv_sizeof_int) gint32=int gint32_format='"i"' guint32_format='"u"' ;; $ac_cv_sizeof_long) gint32=long gint32_format='"li"' guint32_format='"lu"' ;; esac case 8 in $ac_cv_sizeof_int) gint64=int gint64_format='"i"' guint64_format='"u"' glib_extension= gint64_constant='(val)' ;; $ac_cv_sizeof_long) gint64=long gint64_format='"li"' guint64_format='"lu"' glib_extension= gint64_constant='(val##L)' ;; $ac_cv_sizeof_long_long) gint64='long long' if test -n "$glib_cv_long_long_format"; then gint64_format='"'$glib_cv_long_long_format'i"' guint64_format='"'$glib_cv_long_long_format'u"' fi glib_extension='G_GNUC_EXTENSION ' gint64_constant='(G_GNUC_EXTENSION (val##LL))' ;; esac glib_size_t=$glib_cv_sizeof_size_t glib_void_p=$ac_cv_sizeof_long glib_long=$ac_cv_sizeof_void_p gintbits=`expr $ac_cv_sizeof_int \* 8` glongbits=`expr $ac_cv_sizeof_long \* 8` case $ac_cv_sizeof_void_p in $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;; $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;; *) glib_unknown_void_p=yes ;; esac case xyes in x$ac_cv_func_atexit) glib_atexit=" #ifdef NeXT /* @#%@! NeXTStep */ # define g_ATEXIT(proc) (!atexit (proc)) #else # define g_ATEXIT(proc) (atexit (proc)) #endif" ;; x$ac_cv_func_on_exit) glib_atexit=" #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))" ;; esac case xyes in x$ac_cv_func_memmove) glib_memmove=' #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END' ;; x$glib_cv_working_bcopy) glib_memmove=" /* memmove isn't available, but bcopy can copy overlapping memory regions */ #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END" ;; *) glib_memmove=" /* memmove isn't found and bcopy can't copy overlapping memory regions, * so we have to roll our own copy routine. */ void g_memmove (void* dest, const void * src, unsigned long len);" ;; esac glib_defines=" #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION " case xyes in x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;; x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;; *) glib_vacopy='' esac if test x$glib_cv_va_val_copy = xno; then glib_vacopy="\$glib_vacopy #define G_VA_COPY_AS_ARRAY 1" fi if test x$glib_cv_hasinline = xyes; then glib_inline='#define G_HAVE_INLINE 1' fi if test x$glib_cv_has__inline = xyes; then glib_inline="\$glib_inline #define G_HAVE___INLINE 1" fi if test x$glib_cv_has__inline__ = xyes; then glib_inline="\$glib_inline #define G_HAVE___INLINE__ 1" fi g_have_gnuc_varargs=$g_have_gnuc_varargs g_have_iso_c_varargs=$g_have_iso_c_varargs g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs case xyes in x$ac_cv_c_bigendian) g_byte_order=G_BIG_ENDIAN g_bs_native=BE g_bs_alien=LE ;; *) g_byte_order=G_LITTLE_ENDIAN g_bs_native=LE g_bs_alien=BE ;; esac g_have_eilseq=$have_eilseq case x$have_threads in xnone) g_enable_threads_def="#undef";; *) g_enable_threads_def="#define";; esac g_threads_impl_def=$g_threads_impl g_mutex_has_default="$mutex_has_default" g_mutex_sizeof="$glib_cv_sizeof_gmutex" g_system_thread_sizeof="$glib_cv_sizeof_system_thread" g_mutex_contents="$glib_cv_byte_contents_gmutex" g_module_suffix="$glib_gmodule_suffix" case $host in *-*-beos*) glib_os="#define G_OS_BEOS" ;; *-*-cygwin*) glib_os="#define G_OS_UNIX #define G_PLATFORM_WIN32 #define G_WITH_CYGWIN" ;; *-*-mingw*) glib_os="#define G_OS_WIN32 #define G_PLATFORM_WIN32" ;; *) glib_os="#define G_OS_UNIX" ;; esac ]) AC_OUTPUT([ glib-2.0.pc glib-2.0-uninstalled.pc gmodule-2.0.pc gmodule-2.0-uninstalled.pc gthread-2.0.pc gthread-2.0-uninstalled.pc gobject-2.0.pc gobject-2.0-uninstalled.pc glib.spec Makefile build/Makefile build/win32/Makefile glib/Makefile gmodule/gmoduleconf.h gmodule/Makefile gobject/Makefile gthread/Makefile po/Makefile.in docs/Makefile docs/reference/Makefile docs/reference/glib/Makefile docs/reference/gobject/Makefile tests/Makefile m4macros/Makefile ],[echo "" echo " *** IMPORTANT *** " echo "" echo "This is a development version of GLib. You should be using a stable" echo "version, which is available at ftp://ftp.gtk.org/pub/gtk/v1.2/. The" echo "version you just configured is meant for developers of GLib only:" echo "" echo " * You should not base stable software on this version of GLib." echo " * GNOME developers should use a stable version of GLib." echo "" echo " *** You should be using GLib 1.2 instead. ***" ])