X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=libiberty%2Fconfigure.ac;h=a85ff25501adc5bfa576045cd652e81f09a182a4;hb=c12608fcffc8ae35f8651b35f622cdfd1b0e40e7;hp=32ec8d9c095b6831b12338671e39ba24238dca73;hpb=a28030212fd379ffda501ce8010b0811db81291b;p=deliverable%2Fbinutils-gdb.git diff --git a/libiberty/configure.ac b/libiberty/configure.ac index 32ec8d9c09..a85ff25501 100644 --- a/libiberty/configure.ac +++ b/libiberty/configure.ac @@ -1,6 +1,5 @@ dnl Process this file with autoconf to produce a configure script -AC_PREREQ(2.64) AC_INIT AC_CONFIG_SRCDIR([xmalloc.c]) @@ -128,13 +127,40 @@ if test $cross_compiling = no && test $multilib = yes \ cross_compiling=maybe fi +# We may wish to install the target headers somewhere. +AC_MSG_CHECKING([whether to install libiberty headers and static library]) +dnl install-libiberty is disabled by default + +AC_ARG_ENABLE(install-libiberty, +[ --enable-install-libiberty Install headers and library for end users], +enable_install_libiberty=$enableval, +enable_install_libiberty=no)dnl + +# Option parsed, now set things appropriately. +case x"$enable_install_libiberty" in + xyes|x) + target_header_dir=libiberty + ;; + xno) + target_header_dir= + ;; + *) + # This could be sanity-checked in various ways... + target_header_dir="${enable_install_libiberty}" + ;; +esac +AC_MSG_RESULT($enable_install_libiberty) +AC_MSG_NOTICE([target_header_dir = $target_header_dir]) + GCC_NO_EXECUTABLES AC_PROG_CC +AC_GNU_SOURCE AC_SYS_LARGEFILE AC_PROG_CPP_WERROR ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \ - -Wstrict-prototypes], [ac_libiberty_warn_cflags]) + -Wstrict-prototypes \ + -Wshadow=local], [ac_libiberty_warn_cflags]) ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags]) AC_PROG_CC_C_O @@ -191,6 +217,8 @@ if [[ -n "${frag}" ]]; then frag=${libiberty_topdir}/libiberty/config/$frag fi +GCC_PICFLAG + # If they didn't specify --enable-shared, don't generate shared libs. case "${enable_shared}" in yes) shared=yes ;; @@ -198,30 +226,27 @@ case "${enable_shared}" in "") shared=no ;; *) shared=yes ;; esac -if [[ "${shared}" = "yes" ]]; then - case "${host}" in - *-*-cygwin*) ;; - alpha*-*-linux*) PICFLAG=-fPIC ;; - arm*-*-*) PICFLAG=-fPIC ;; - hppa*-*-*) PICFLAG=-fPIC ;; - i370-*-*) PICFLAG=-fPIC ;; - ia64-*-*) PICFLAG=-fpic ;; - i[[34567]]86-*-* | x86_64-*-*) - PICFLAG=-fpic ;; - m68k-*-*) PICFLAG=-fpic ;; - mips*-*-linux*) PICFLAG=-fPIC ;; - powerpc*-*-aix*) ;; - powerpc*-*-*) PICFLAG=-fPIC ;; - sparc*-*-*) case "${CFLAGS}" in - *-fpic* ) PICFLAG=-fpic ;; - * ) PICFLAG=-fPIC ;; - esac ;; - s390*-*-*) PICFLAG=-fpic ;; - sh*-*-*) PICFLAG=-fPIC ;; - esac + +# ...unless --enable-host-shared was passed from top-level config: +if [[ "${enable_host_shared}" = "yes" ]]; then + shared=yes +fi + +if [[ "${shared}" != "yes" ]]; then + PICFLAG= fi AC_SUBST(PICFLAG) +NOASANFLAG= +case " ${CFLAGS} " in + *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;; + *\ -fsanitize=hwaddress\ *) NOASANFLAG=-fno-sanitize=hwaddress ;; +esac +AC_SUBST(NOASANFLAG) + +GCC_CET_HOST_FLAGS(CET_HOST_FLAGS) +AC_SUBST(CET_HOST_FLAGS) + echo "# Warning: this fragment is automatically generated" > temp-frag if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then @@ -246,14 +271,21 @@ AC_SUBST_FILE(host_makefile_frag) # It's OK to check for header files. Although the compiler may not be # able to link anything, it had better be able to at least compile # something. -AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h) +AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h) AC_HEADER_SYS_WAIT AC_HEADER_TIME libiberty_AC_DECLARE_ERRNO -# Determine the size of an int for struct fibnode. +# Determine sizes of some types. AC_CHECK_SIZEOF([int]) +AC_CHECK_SIZEOF([long]) +AC_CHECK_SIZEOF([size_t]) + +# Check for presense of long long +AC_CHECK_TYPE([long long], + [AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have the `long long' type.]) AC_CHECK_SIZEOF([long long])], + []) # Look for a 64-bit type. AC_MSG_CHECKING([for a 64-bit type]) @@ -290,6 +322,7 @@ fi AC_TYPE_INTPTR_T AC_TYPE_UINTPTR_T +AC_TYPE_SSIZE_T # Given the above check, we always have uintptr_t or a fallback # definition. So define HAVE_UINTPTR_T in case any imported code @@ -338,11 +371,14 @@ funcs="$funcs strchr" funcs="$funcs strdup" funcs="$funcs strncasecmp" funcs="$funcs strndup" +funcs="$funcs strnlen" funcs="$funcs strrchr" funcs="$funcs strstr" funcs="$funcs strtod" funcs="$funcs strtol" funcs="$funcs strtoul" +funcs="$funcs strtoll" +funcs="$funcs strtoull" funcs="$funcs strverscmp" funcs="$funcs tmpnam" funcs="$funcs vasprintf" @@ -351,14 +387,16 @@ funcs="$funcs vprintf" funcs="$funcs vsnprintf" funcs="$funcs vsprintf" funcs="$funcs waitpid" +funcs="$funcs setproctitle" # Also in the old function.def file: alloca, vfork, getopt. vars="sys_errlist sys_nerr sys_siglist" -checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk gettimeofday" -checkfuncs="$checkfuncs realpath canonicalize_file_name pstat_getstatic pstat_getdynamic sysmp" -checkfuncs="$checkfuncs getsysinfo table sysctl wait3 wait4 __fsetlocking" +checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \ + getsysinfo gettimeofday on_exit pipe2 psignal pstat_getdynamic pstat_getstatic \ + realpath setrlimit sbrk spawnve spawnvpe strerror strsignal sysconf sysctl \ + sysmp table times wait3 wait4" # These are neither executed nor required, but they help keep # autoheader happy without adding a bunch of text to acconfig.h. @@ -366,20 +404,22 @@ if test "x" = "y"; then AC_CHECK_FUNCS(asprintf atexit \ basename bcmp bcopy bsearch bzero \ calloc canonicalize_file_name clock \ + dup3 \ ffs __fsetlocking \ - getcwd getpagesize getrusage getsysinfo gettimeofday \ + getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \ index insque \ memchr memcmp memcpy memmem memmove memset mkstemps \ on_exit \ - psignal pstat_getdynamic pstat_getstatic putenv \ + pipe2 psignal pstat_getdynamic pstat_getstatic putenv \ random realpath rename rindex \ - sbrk setenv sigsetmask snprintf stpcpy stpncpy strcasecmp strchr strdup \ - strerror strncasecmp strndup strrchr strsignal strstr strtod strtol \ - strtoul strverscmp sysconf sysctl sysmp \ + sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \ + stpcpy stpncpy strcasecmp strchr strdup \ + strerror strncasecmp strndup strnlen strrchr strsignal strstr strtod \ + strtol strtoul strtoll strtoull strverscmp sysconf sysctl sysmp \ table times tmpnam \ vasprintf vfprintf vprintf vsprintf \ wait3 wait4 waitpid) - AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf]) + AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull, strnlen]) AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.]) AC_DEFINE(HAVE_SYS_NERR, 1, [Define if you have the sys_nerr variable.]) AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.]) @@ -391,7 +431,6 @@ fi setobjs= CHECK= -target_header_dir= if test -n "${with_target_subdir}"; then # We are being configured as a target library. AC_REPLACE_FUNCS @@ -454,13 +493,14 @@ if test -n "${with_target_subdir}"; then AC_LIBOBJ([stpcpy]) AC_LIBOBJ([stpncpy]) AC_LIBOBJ([strndup]) + AC_LIBOBJ([strnlen]) AC_LIBOBJ([strverscmp]) AC_LIBOBJ([vasprintf]) AC_LIBOBJ([waitpid]) for f in $funcs; do case "$f" in - asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strverscmp | vasprintf | waitpid) + asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strnlen | strverscmp | vasprintf | waitpid) ;; *) n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` @@ -502,27 +542,6 @@ if test -n "${with_target_subdir}"; then esac - # We may wish to install the target headers somewhere. - AC_ARG_ENABLE(install-libiberty, - [ --enable-install-libiberty Install headers for end users], - enable_install_libiberty=$enableval, - enable_install_libiberty=no)dnl - - # Option parsed, now set things appropriately. - case x"$enable_install_libiberty" in - xyes|x) - target_header_dir=libiberty - ;; - xno) - target_header_dir= - ;; - *) - # This could be sanity-checked in various ways... - target_header_dir="${enable_install_libiberty}" - ;; - esac - - else # Not a target library, so we set things up to run the test suite. @@ -586,6 +605,18 @@ if test -z "${setobjs}"; then case "${host}" in + *-*-android*) + # On android, getpagesize is defined in unistd.h as a static inline + # function, which AC_CHECK_FUNCS does not handle properly. + ac_cv_func_getpagesize=yes + ;; + + hppa*-*-hpux*) + # Replace system snprintf and vsnprintf with libiberty implementations. + AC_LIBOBJ([snprintf]) + AC_LIBOBJ([vsnprintf]) + ;; + *-*-mingw32*) # Under mingw32, sys_nerr and sys_errlist exist, but they are # macros, so the test below won't find them. @@ -640,7 +671,7 @@ if test -z "${setobjs}"; then for v in $vars; do AC_MSG_CHECKING([for $v]) AC_CACHE_VAL(libiberty_cv_var_$v, - [AC_LINK_IFELSE([AC_LANG_PROGRAM([[int *p;]],[[extern int $v []; p = $v;]])], + [AC_LINK_IFELSE([AC_LANG_PROGRAM([[extern int $v [];]],[[if ($v [0]) return 1;]])], [eval "libiberty_cv_var_$v=yes"], [eval "libiberty_cv_var_$v=no"])]) if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then @@ -665,16 +696,18 @@ if test -z "${setobjs}"; then AC_CHECK_FUNCS($checkfuncs) AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf]) AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc, sbrk]) + AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull]) AC_CHECK_DECLS([strverscmp]) + AC_CHECK_DECLS([strnlen]) libiberty_NEED_DECLARATION(canonicalize_file_name) fi # Figure out which version of pexecute to use. case "${host}" in - *-*-mingw* | *-*-winnt*) pexecute=./pex-win32.o ;; - *-*-msdosdjgpp*) pexecute=./pex-djgpp.o ;; - *-*-msdos*) pexecute=./pex-msdos.o ;; - *) pexecute=./pex-unix.o ;; + *-*-mingw* | *-*-winnt*) pexecute=pex-win32 ;; + *-*-msdosdjgpp*) pexecute=pex-djgpp ;; + *-*-msdos*) pexecute=pex-msdos ;; + *) pexecute=pex-unix ;; esac AC_SUBST(pexecute)