diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 182 |
1 files changed, 13 insertions, 169 deletions
diff --git a/configure.ac b/configure.ac index ace7a5e22..935ee46cb 100644 --- a/configure.ac +++ b/configure.ac @@ -36,6 +36,9 @@ AC_CONFIG_SRCDIR([lib/urldata.h]) AM_CONFIG_HEADER(lib/config.h src/config.h include/curl/curlbuild.h) AM_MAINTAINER_MODE +CURL_CHECK_OPTION_DEBUG +CURL_CHECK_OPTION_WARNINGS + dnl SED is mandatory for configure process and libtool. dnl Set it now, allowing it to be changed later. AC_PATH_PROG([SED], [sed], [not_found], @@ -147,6 +150,8 @@ AC_SYS_LARGEFILE dnl support building of Windows DLLs AC_LIBTOOL_WIN32_DLL +CURL_PROCESS_DEBUG_BUILD_OPTS + dnl skip libtool C++ and Fortran compiler checks m4_ifdef([AC_PROG_CXX], [m4_undefine([AC_PROG_CXX])]) m4_defun([AC_PROG_CXX],[]) @@ -245,160 +250,24 @@ dnl ********************************************************************** dnl platform/compiler/architecture specific checks/flags dnl ********************************************************************** -ac_cv_compiler="unknown" -ac_cv_compiler_num="unknown" - -AC_MSG_CHECKING([whether we are using the IBM C compiler]) -CURL_CHECK_DEF([__IBMC__], [], [silent]) -if test "$curl_cv_have_def___IBMC__" = "yes"; then - AC_MSG_RESULT([yes]) - ac_cv_compiler="IBMC" - dnl Ensure that compiler optimizations are always thread-safe. - CFLAGS="$CFLAGS -qthreaded" - dnl Disable type based strict aliasing optimizations, using worst - dnl case aliasing assumptions when compiling. Type based aliasing - dnl would restrict the lvalues that could be safely used to access - dnl a data object. - CFLAGS="$CFLAGS -qnoansialias" - dnl Force compiler to stop after the compilation phase, without - dnl generating an object code file when compilation has errors. - CFLAGS="$CFLAGS -qhalt=e" -else - AC_MSG_RESULT([no]) -fi - -AC_MSG_CHECKING([whether we are using the Intel C compiler]) -CURL_CHECK_DEF([__INTEL_COMPILER], [], [silent]) -if test "$curl_cv_have_def___INTEL_COMPILER" = "yes"; then - AC_MSG_RESULT([yes]) - ac_cv_compiler="ICC" - ac_cv_compiler_num="$curl_cv_def___INTEL_COMPILER" - dnl On unix this compiler uses gcc's header files, so - dnl we select ANSI C89 dialect plus GNU extensions. - CPPFLAGS="$CPPFLAGS -std=gnu89" - if test "$ac_cv_compiler_num" -gt "600"; then - dnl Show errors, warnings, and remarks - CPPFLAGS="$CPPFLAGS -Wall" - dnl Perform extra compile-time code checking - CPPFLAGS="$CPPFLAGS -Wcheck" - fi - dnl Change some warnings into errors - dnl #140: too many arguments in function call - dnl #147: declaration is incompatible with 'previous one' - dnl #165: too few arguments in function call - dnl #266: function declared implicitly - CPPFLAGS="$CPPFLAGS -we 140,147,165,266" - dnl Disable some remarks - dnl #279: controlling expression is constant - dnl #981: operands are evaluated in unspecified order - dnl #1469: "cc" clobber ignored - if test "$ac_cv_compiler_num" -lt "910"; then - CPPFLAGS="$CPPFLAGS -wd 279" - fi - CPPFLAGS="$CPPFLAGS -wd 981,1469" - dnl Disable use of ANSI C aliasing rules in optimizations - CFLAGS="$CFLAGS -no-ansi-alias" - dnl Disable floating point optimizations - CFLAGS="$CFLAGS -fp-model precise -mp" -else - AC_MSG_RESULT([no]) -fi - -AC_MSG_CHECKING([whether we are using the DEC/Compaq C compiler]) -CURL_CHECK_DEF([__DECC], [], [silent]) -CURL_CHECK_DEF([__DECC_VER], [], [silent]) -if test "$curl_cv_have_def___DECC" = "yes" && - test "$curl_cv_have_def___DECC_VER" = "yes"; then - AC_MSG_RESULT([yes]) - ac_cv_compiler="DECC" - dnl Select strict ANSI C compiler mode - CFLAGS="$CFLAGS -std1" - dnl Turn off optimizer ANSI C aliasing rules - CFLAGS="$CFLAGS -noansi_alias" - dnl Select a higher warning level than default level2 - CFLAGS="$CFLAGS -msg_enable level3" - dnl Generate warnings for missing function prototypes - CFLAGS="$CFLAGS -warnprotos" - dnl Change some warnings into fatal errors - CFLAGS="$CFLAGS -msg_fatal toofewargs,toomanyargs" -else - AC_MSG_RESULT([no]) -fi - -AC_MSG_CHECKING([whether we are using the GNU C compiler]) -CURL_CHECK_DEF([__GNUC__], [], [silent]) -if test "$curl_cv_have_def___GNUC__" = "yes" && - test "$ac_cv_compiler" = "unknown"; then - AC_MSG_RESULT([yes]) - ac_cv_compiler="GNUC" - gccver=`$CC -dumpversion` - gccvhi=`echo $gccver | cut -d . -f1` - gccvlo=`echo $gccver | cut -d . -f2` - gccnum=`(expr $gccvhi "*" 100 + $gccvlo) 2>/dev/null` - ac_cv_compiler_num="$gccnum" - dnl this is a set of options we believe *ALL* gcc versions support: - WARN="-W -Wall -Wwrite-strings -pedantic -Wpointer-arith -Wnested-externs -Winline -Wmissing-prototypes" - dnl -Wcast-align is a bit too annoying on all gcc versions ;-) - if test "$ac_cv_compiler_num" -ge "207"; then - dnl gcc 2.7 or later - WARN="$WARN -Wmissing-declarations" - fi - if test "$ac_cv_compiler_num" -gt "295"; then - dnl only if the compiler is newer than 2.95 since we got lots of - dnl "`_POSIX_C_SOURCE' is not defined" in system headers with - dnl gcc 2.95.4 on FreeBSD 4.9! - WARN="$WARN -Wundef -Wno-long-long -Wsign-compare -Wshadow -Wno-multichar" - fi - if test "$ac_cv_compiler_num" -ge "296"; then - dnl gcc 2.96 or later - WARN="$WARN -Wfloat-equal" - fi - if test "$ac_cv_compiler_num" -gt "296"; then - dnl this option does not exist in 2.96 - WARN="$WARN -Wno-format-nonliteral" - fi - dnl -Wunreachable-code seems totally unreliable on my gcc 3.3.2 on - dnl on i686-Linux as it gives us heaps with false positives. - dnl Also, on gcc 4.0.X it is totally unbearable and complains all - dnl over making it unusable for generic purposes. Let's not use it. - if test "$ac_cv_compiler_num" -ge "303"; then - dnl gcc 3.3 and later - WARN="$WARN -Wendif-labels -Wstrict-prototypes" - fi - if test "$ac_cv_compiler_num" -ge "304"; then - # try these on gcc 3.4 - WARN="$WARN -Wdeclaration-after-statement" - fi - for flag in $CPPFLAGS; do - case "$flag" in - -I*) - dnl Include path, provide a -isystem option for the same dir - dnl to prevent warnings in those dirs. The -isystem was not very - dnl reliable on earlier gcc versions. - add=`echo $flag | sed 's/^-I/-isystem /g'` - WARN="$WARN $add" - ;; - esac - done - CFLAGS="$CFLAGS $WARN" - AC_MSG_NOTICE([Added this set of compiler options: $WARN]) -else - AC_MSG_RESULT([no]) -fi +CURL_CHECK_COMPILER +CURL_PROCESS_CC_BASIC_OPTS +CURL_PROCESS_CC_DEBUG_OPTS +CURL_PROCESS_CC_WARNING_OPTS case $host in # x86_64*linux*|amd64*freebsd*|ia64*freebsd*) # - if test "$ac_cv_compiler" = "ICC"; then + if test "$compiler_id" = "ICC_unix"; then # - if test "$ac_cv_compiler_num" -ge "900" && - test "$ac_cv_compiler_num" -lt "1000"; then + if test "$compiler_num" -ge "900" && + test "$compiler_num" -lt "1000"; then dnl icc 9.X specific CFLAGS="$CFLAGS -i-dynamic" fi # - if test "$ac_cv_compiler_num" -ge "1000"; then + if test "$compiler_num" -ge "1000"; then dnl icc 10.X or later CFLAGS="$CFLAGS -shared-intel" fi @@ -2463,31 +2332,6 @@ AC_HELP_STRING([--disable-sspi],[Disable SSPI]), ) dnl ************************************************************ -dnl lame option to switch on debug options -dnl -AC_MSG_CHECKING([whether to enable debug options]) -AC_ARG_ENABLE(debug, -AC_HELP_STRING([--enable-debug],[Enable pedantic debug options]) -AC_HELP_STRING([--disable-debug],[Disable debug options]), -[ case "$enableval" in - no) - AC_MSG_RESULT(no) - ;; - *) AC_MSG_RESULT(yes) - - CPPFLAGS="$CPPFLAGS -DCURLDEBUG" - CFLAGS="$CFLAGS -g" - - dnl set compiler "debug" options to become more picky, and remove - dnl optimize options from CFLAGS - CURL_CC_DEBUG_OPTS - ;; - esac - ], - AC_MSG_RESULT(no) -) - -dnl ************************************************************ dnl disable cryptographic authentication dnl AC_MSG_CHECKING([whether to enable cryptographic authentication methods]) |