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Improved CON_AUTOLOAD tests.
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@2780 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Adam Fedor
parent
4992c288e9
commit
097ee73e95
6 changed files with 47 additions and 26 deletions
11
ChangeLog
11
ChangeLog
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@ -1,3 +1,14 @@
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Tue Mar 31 11:32:03 1998 Adam Fedor <fedor@doc.com>
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* aclocal.m4 (OBJC_CON_AUTOLOAD): Improved test. Check nm output
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for indicator functions.
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* configure: Regenerate.
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* checks/GNUmakefile (LoadMe_RESOURCE_FILES): Changed name.
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* doc/gnustep-howto.tmpl.texi: Update.
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* doc/status.tmpl.texi: Likewise.
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Fri Mar 20 11:15:00 1998 Richard Frith-Macdonald <richard@brainstorm.co.uk>
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* checks/client.m: Added some tests for passing objects byref
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@ -170,9 +170,11 @@ make install
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@subsection Compiling PCThreads
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For Linux/GNU systems on Intel x86 processors, the PCThreads library is
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For GNU/Linux systems on Intel x86 processors, the PCThreads library is
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known to work with GNUstep. PCThreads version 1.1.0 is an enhanced version
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of PCThread 1.0.0 with better support for GNUstep.
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of PCThread 1.0.0 with better support for GNUstep. PCThreads may no longer
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be necessary on all GNU/Linux systems, such as Debian 2.0 or other systems
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with glibc2.
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@example
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cd /usr/src
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@ -204,7 +206,7 @@ Special note for Solaris users. GNUstep works on Solaris/Intel systems;
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however, GCC 2.8.0 has problems, so you must use the older patched GCC
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2.7.2 instead. GCC 2.8.0 has also induced a problem on Solaris/Sparc
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systems; however, there is a patch to fix this in the contrib directory
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on the ftp sites.
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on the ftp sites (This is also true for egcs-1.0.1).
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@table @asis
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@item 1. Uncompress GCC:
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@ -35,6 +35,7 @@ Unknown status.
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Doesn't yet call -awakeAfterUsingCoder:.
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@item NSArray:: [9]
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@item NSAssertionHandler:: [9]
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@item NSAttributedString:: [8]
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@item NSAutoreleasePool:: [9]
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But not exception- safe
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@item NSBundle:: [8]
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@ -60,11 +61,17 @@ Unknown status.
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@item NSDeserializer:: [7]
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@item NSDictionary:: [8]
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@item NSDistantObject:: [7]
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@item NSDistributedLock:: [7]
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@item NSEnumerator:: [9]
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@item NSException:: [9]
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@item NSException:: [9]
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But this needs integration with new, better
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@item NSFileHandle:: [9]
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@item NSFileManager:: [9]
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@item NSHashTable:: [8]
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@item NSHost:: [8]
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@item NSInvocation:: [3]
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@item NSLock:: [8]
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@item NSMapTable:: [8]
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@item NSMethodSignature:: [4]
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@item NSMutableArray:: [8]
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@item NSMutableCharacterSet:: [7]
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@ -89,6 +96,7 @@ Unknown status.
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@item NSString:: [8]
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Careful, relationship with GNU String is tricky; this could
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also use fixing.
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@item NSTask:: [8]
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@item NSThread:: [8]
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@item NSTimeZone:: [8]
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@item NSTimeZoneDetail:: [8]
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@ -138,7 +138,7 @@ BUNDLE_NAME=LoadMe
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LoadMe_OBJC_FILES = LoadMe.m MyCategory.m SecondClass.m
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# The bundle resource files and directories
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LoadMe_RESOURCES = English.lproj/NXStringTable.example
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LoadMe_RESOURCE_FILES = English.lproj/NXStringTable.example
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LoadMe_RESOURCE_DIRS = English.lproj
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SRCS = $(TEST_TOOL_NAME:=.m)
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20
aclocal.m4
vendored
20
aclocal.m4
vendored
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@ -28,11 +28,9 @@ AC_DEFUN(OBJC_CON_AUTOLOAD,
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#
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# If this system supports autoloading of constructors, that means that gcc
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# doesn't have to do it for us via collect2. This routine tests for this
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# in a very roundabout way by intentionally trying to link a program that
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# will give a link error, and examining the output to see if collect2 gave
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# the error (which means the system does not autoload constructors)
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# The only problem is this test might incorrectly return yes if it fails
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# for some other reason besides a link problem.
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# in a very roundabout way by compiling a program with a constructor and
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# testing the file, via nm, for certain symbols that collect2 includes to
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# handle loading of constructors.
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#
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# Makes the following substitutions:
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# Defines CON_AUTOLOAD (whether constructor functions are autoloaded)
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@ -42,16 +40,18 @@ AC_MSG_CHECKING(loading of constructor functions)
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AC_CACHE_VAL(objc_cv_con_autoload,
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[dnl
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cat > conftest.constructor.c <<EOF
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extern void undefined_function();
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void cons_functions() __attribute__ ((constructor));
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void cons_functions() {}
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int main()
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{
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undefined_function();
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return 0;
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}
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EOF
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if test -n "`${CC-cc} -o conftest.constructor conftest.constructor.c 2>&1 | grep collect2`"; then
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objc_cv_con_autoload=no
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else
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${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.constructor.$ac_ext $LIBS 1>&5
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if test -n "`nm conftest | grep _ctors_aux`"; then
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objc_cv_con_autoload=yes
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else
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objc_cv_con_autoload=no
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fi
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])
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if test $objc_cv_con_autoload = yes; then
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22
configure
vendored
22
configure
vendored
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@ -1178,31 +1178,31 @@ EOF
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#
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# If this system supports autoloading of constructors, that means that gcc
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# doesn't have to do it for us via collect2. This routine tests for this
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# in a very roundabout way by intentionally trying to link a program that
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# will give a link error, and examining the output to see if collect2 gave
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# the error (which means the system does not autoload constructors)
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# The only problem is this test might incorrectly return yes if it fails
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# for some other reason besides a link problem.
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# in a very roundabout way by compiling a program with a constructor and
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# testing the file, via nm, for certain symbols that collect2 includes to
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# handle loading of constructors.
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#
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# Makes the following substitutions:
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# Defines CON_AUTOLOAD (whether constructor functions are autoloaded)
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#--------------------------------------------------------------------
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echo $ac_n "checking loading of constructor functions""... $ac_c" 1>&6
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echo "configure:1192: checking loading of constructor functions" >&5
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echo "configure:1190: checking loading of constructor functions" >&5
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if eval "test \"`echo '$''{'objc_cv_con_autoload'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.constructor.c <<EOF
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extern void undefined_function();
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void cons_functions() __attribute__ ((constructor));
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void cons_functions() {}
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int main()
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{
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undefined_function();
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return 0;
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}
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EOF
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if test -n "`${CC-cc} -o conftest.constructor conftest.constructor.c 2>&1 | grep collect2`"; then
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objc_cv_con_autoload=no
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else
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${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.constructor.$ac_ext $LIBS 1>&5
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if test -n "`nm conftest | grep _ctors_aux`"; then
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objc_cv_con_autoload=yes
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else
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objc_cv_con_autoload=no
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fi
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fi
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