diff options
Diffstat (limited to 'erts/configure.in')
| -rw-r--r-- | erts/configure.in | 83 |
1 files changed, 72 insertions, 11 deletions
diff --git a/erts/configure.in b/erts/configure.in index 6ad1951a4e..7257751068 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -2,7 +2,7 @@ dnl Process this file with autoconf to produce a configure script. -*-m4-*- dnl %CopyrightBegin% dnl -dnl Copyright Ericsson AB 1997-2012. All Rights Reserved. +dnl Copyright Ericsson AB 1997-2013. All Rights Reserved. dnl dnl The contents of this file are subject to the Erlang Public License, dnl Version 1.1, (the "License"); you may not use this file except in @@ -537,6 +537,9 @@ else fi if test "x$GCC" = xyes; then + # Treat certain GCC warnings as errors + LM_TRY_ENABLE_CFLAG([-Werror=return-type], [WERRORFLAGS]) + # until the emulator can handle this, I suggest we turn it off! #WFLAGS="-Wall -Wshadow -Wcast-qual -Wmissing-declarations" WFLAGS="-Wall -Wstrict-prototypes" @@ -559,11 +562,13 @@ if test "x$GCC" = xyes; then CFLAGS=$saved_CFLAGS else WFLAGS="" + WERRORFLAGS="" fi dnl DEBUG_FLAGS is obsolete (I hope) AC_SUBST(DEBUG_FLAGS) AC_SUBST(DEBUG_CFLAGS) AC_SUBST(WFLAGS) +AC_SUBST(WERRORFLAGS) AC_SUBST(CFLAG_RUNTIME_LIBRARY_PATH) AC_CHECK_SIZEOF(void *) # Needed for ARCH and smp checks below @@ -735,12 +740,8 @@ esac AC_MSG_CHECKING(if VM has to be linked with Carbon framework) case $ARCH-$OPSYS in - amd64-darwin*) - LIBCARBON= - AC_MSG_RESULT([no]) - ;; *-darwin*) - LIBCARBON="-framework Carbon " + LIBCARBON="-framework Carbon -framework Cocoa" AC_MSG_RESULT([yes]) ;; *) @@ -826,6 +827,12 @@ if test -z "$FOP"; then AC_MSG_WARN([No 'fop' command found: going to generate placeholder PDF files]) fi +AC_CHECK_PROGS(XMLLINT, xmllint) +if test -z "$XMLLINT"; then + echo "xmllint" >> doc/CONF_INFO + AC_MSG_WARN([No 'xmllint' command found: can't run the xmllint target for the documentation]) +fi + dnl dnl We can live with Solaris /usr/ucb/install dnl @@ -1075,8 +1082,45 @@ fi AC_SUBST(ERTS_BUILD_SMP_EMU) -AC_CHECK_FUNCS([posix_fadvise]) +AC_CHECK_FUNCS([posix_fadvise, fallocate]) +AC_CHECK_HEADERS([linux/falloc.h]) +dnl * Old glibcs have broken posix_fallocate(). Make sure not to use it. +dnl * It may also be broken in AIX. +AC_CACHE_CHECK([whether posix_fallocate() works],i_cv_posix_fallocate_works,[ + AC_TRY_RUN([ + #if !defined(__sun) && !defined(__sun__) + #define _XOPEN_SOURCE 600 + #endif + #include <stdio.h> + #include <stdlib.h> + #include <fcntl.h> + #include <unistd.h> + #if defined(__GLIBC__) && (__GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 7)) + possibly broken posix_fallocate + #endif + int main() { + int fd = creat("conftest.temp", 0600); + int ret; + if (-1 == fd) { + perror("creat()"); + return 2; + } + ret = posix_fallocate(fd, 1024, 1024) < 0 ? 1 : 0; + unlink("conftest.temp"); + return ret; + } + ], [ + i_cv_posix_fallocate_works=yes + ], [ + i_cv_posix_fallocate_works=no + ], [ + i_cv_posix_fallocate_works=no + ]) +]) +if test $i_cv_posix_fallocate_works = yes; then + AC_DEFINE(HAVE_POSIX_FALLOCATE,, Define if you have a working posix_fallocate()) +fi # # Figure out if the emulator should use threads. The default is set above @@ -1879,12 +1923,21 @@ fi AC_CHECK_FUNCS([getipnodebyname getipnodebyaddr gethostbyname2]) AC_CHECK_FUNCS([ieee_handler fpsetmask finite isnan isinf res_gethostbyname dlopen \ - pread pwrite writev memmove strerror strerror_r strncasecmp \ + pread pwrite memmove strerror strerror_r strncasecmp \ gethrtime localtime_r gmtime_r inet_pton mmap mremap memcpy mallopt \ sbrk _sbrk __sbrk brk _brk __brk \ flockfile fstat strlcpy strlcat setsid posix2time time2posix \ setlocale nl_langinfo poll]) +dnl writev on OS X snow leopard is broken for files > 4GB +case $host_os in + darwin10.8.0) + AC_MSG_CHECKING([for writev]) + AC_MSG_RESULT(no, not stable on OS X Snow Leopard) ;; + *) + AC_CHECK_FUNCS([writev]) ;; +esac + AC_CHECK_DECLS([posix2time, time2posix],,,[#include <time.h>]) disable_vfork=false @@ -2000,8 +2053,12 @@ case "$erts_cv_have_in6addr_loopback" in [Define to 1 if you have the variable in6addr_loopback declared.]) esac -AC_CHECK_DECLS([IN6ADDR_ANY_INIT, IN6ADDR_LOOPBACK_INIT], [], [], - [#include <netinet/in.h>]) +AC_CHECK_DECLS([IN6ADDR_ANY_INIT, IN6ADDR_LOOPBACK_INIT, IPV6_V6ONLY], [], [], + [ + #include <sys/types.h> + #include <sys/socket.h> + #include <netinet/in.h> + ]) dnl ---------------------------------------------------------------------- dnl Checks for features/quirks in the system that affects Erlang. @@ -4457,7 +4514,7 @@ dnl needs to be rebuilt. dnl AC_DEFINE_UNQUOTED(ERTS_EMU_CMDLINE_FLAGS, -"$STATIC_CFLAGS $CFLAGS $DEBUG_CFLAGS $EMU_THR_DEFS $DEFS $WFLAGS", +"$STATIC_CFLAGS $CFLAGS $DEBUG_CFLAGS $EMU_THR_DEFS $DEFS $WERRORFLAGS $WFLAGS", [The only reason ERTS_EMU_CMDLINE_FLAGS exists is to force modification of config.h when the emulator command line flags are modified by configure]) dnl ---------------------------------------------------------------------- @@ -4520,6 +4577,10 @@ AH_BOTTOM([ #endif ]) +if test "x$GCC" = xyes; then + CFLAGS="$WERRORFLAGS $CFLAGS" +fi + dnl ---------------------------------------------------------------------- dnl Output the result. dnl ---------------------------------------------------------------------- |