AIX portability fixes. (Waqar Malik <waqar@netscape.com>)

base/src/nscore.h

@@ -164,5 +164,8 @@ typedef PRUcs2 PRUnichar;
 // No sense in making an NS_DYNAMIC_CAST() macro: you can't duplicate
 // the semantics. So if you want to dynamic_cast, then just use it
 // "straight", no macro.
+#if defined(AIX)
+#define explicit
+#endif
 
 #endif /* nscore_h___ */

configure.in

@@ -136,11 +136,18 @@ dnl now the exceptions
 dnl ========================================================
 case "$target" in
 *-*-aix*)
-    DSO_CFLAGS=
-    if [ test "$GNU_CC" != 1 ]; then
-	DSO_LDOPTS='-brtl -bM:SRE -bnoentry -bexpall'
-    fi
-    ;;
+	DLL_SUFFIX="so"
+	MKSHLIB_FORCE_ALL=''
+	MKSHLIB_UNFORCE_ALL=''
+	if [ test "$GNU_CC" != 1 ]; then
+		AIX_DEFINES='-D_THREAD_SAFE -D_REENTRANT -DPIC'
+		AIX_CFLAGS='-brtl -O -qtune=604 -qlanglvl=extended -qflag=w:w'
+		DSO_LDOPTS='-ldl -bM:SRE -brtl -berok -bexpall -bnoentry -L$(DIST)/lib'
+		DSO_CFLAGS='$(AIX_DEFINES) $(AIX_CFLAGS)'
+	fi
+dnl MKSHLIB='$(LD) $(DSO_LDOPTS)'
+	MKSHLIB='/usr/ibmcxx/bin/makeC++SharedLib_r -p1 -brtl -berok --'
+	;;
 
 *-*-solaris*) 
     AC_DEFINE(BROKEN_QSORT)
@@ -255,7 +262,15 @@ AC_HEADER_SYS_WAIT
 AC_HEADER_TIME
 AC_CHECK_HEADERS(fcntl.h limits.h malloc.h paths.h strings.h unistd.h)
 AC_CHECK_HEADERS(sys/bittypes.h sys/file.h sys/ioctl.h sys/time.h)
-AC_CHECK_HEADERS(getopt.h ioctl.h sys/cdefs.h filio.h systeminfo.h)
+AC_CHECK_HEADERS(getopt.h ioctl.h filio.h systeminfo.h)
+
+case $target in
+*-aix4.3*)
+	;;
+*)
+	AC_CHECK_HEADERS(sys/cdefs.h)
+	;;
+esac
 
 dnl Checks for libraries.
 dnl ========================================================

js/src/jscpucfg.c

@@ -141,6 +141,9 @@ static void do32(void)
     if (u.c[0] == 0x01) {
 	printf("#undef  IS_LITTLE_ENDIAN\n");
 	printf("#define IS_BIG_ENDIAN 1\n\n");
+#if defined(AIX)
+	printf("#define JS_HAVE_LONG_LONG 1\n\n");
+#endif
     } else {
 	printf("#define IS_LITTLE_ENDIAN 1\n");
 	printf("#undef  IS_BIG_ENDIAN\n\n");

modules/libimg/png/png.h

@@ -530,7 +530,11 @@ typedef void (*png_free_ptr) PNGARG((png_structp, png_structp));
 
 struct png_struct_def
 {
+#if defined(AIX)
+   jmp_buf __jmpbuf;            /* used in png_error */
+#else
    jmp_buf jmpbuf;            /* used in png_error */
+#endif
 
    png_error_ptr error_fn;    /* function for printing errors and aborting */
    png_error_ptr warning_fn;  /* function for printing warnings */