diff options
author | cvs2hg <devnull@localhost> | 2001-10-07 23:08:15 +0000 |
---|---|---|
committer | cvs2hg <devnull@localhost> | 2001-10-07 23:08:15 +0000 |
commit | 07785e8937731da57aedbcec1cb302c5f44c1e5a (patch) | |
tree | 7ac85e2ab3c71405769ad2f1e02f5f81e9c5aa85 | |
parent | f7b843b8dec17be6d612b30c52e39cfb35e62848 (diff) | |
download | nspr-hg-FORMREWRITE_20011008_BASE.tar.gz |
fixup commit for branch 'FORMREWRITE_20011008_BRANCH'FORMREWRITE_20011008_BASE
-rwxr-xr-x | build/autoconf/config.guess | 372 | ||||
-rwxr-xr-x | build/autoconf/config.sub | 171 | ||||
-rwxr-xr-x | config/nspr-config.in | 2 | ||||
-rw-r--r-- | config/prdepend.h | 1 | ||||
-rw-r--r-- | macbuild/NSPR20PPC.mcp | bin | 167357 -> 163969 bytes | |||
-rw-r--r-- | pr/include/md/_macos.h | 52 | ||||
-rw-r--r-- | pr/include/md/_pth.h | 46 | ||||
-rw-r--r-- | pr/include/private/primpl.h | 12 | ||||
-rw-r--r-- | pr/src/Makefile.in | 15 | ||||
-rw-r--r-- | pr/src/md/mac/macio.c | 72 | ||||
-rw-r--r-- | pr/src/md/mac/macrng.c | 7 | ||||
-rw-r--r-- | pr/src/md/mac/macsockotpt.c | 8 | ||||
-rw-r--r-- | pr/src/md/mac/macthr.c | 223 | ||||
-rw-r--r-- | pr/src/md/mac/mdcriticalregion.c | 169 | ||||
-rw-r--r-- | pr/src/md/mac/mdcriticalregion.h | 56 | ||||
-rw-r--r-- | pr/src/md/mac/mdmac.c | 3 | ||||
-rw-r--r-- | pr/src/md/unix/unix_errors.c | 5 | ||||
-rw-r--r-- | pr/src/misc/prnetdb.c | 2 | ||||
-rw-r--r-- | pr/src/misc/prtime.c | 7 | ||||
-rw-r--r-- | pr/src/pthreads/ptsynch.c | 41 |
20 files changed, 882 insertions, 382 deletions
diff --git a/build/autoconf/config.guess b/build/autoconf/config.guess index 95e52667..c32d5488 100755 --- a/build/autoconf/config.guess +++ b/build/autoconf/config.guess @@ -3,7 +3,7 @@ # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 # Free Software Foundation, Inc. -timestamp='2001-03-30' +timestamp='2001-10-05' # This file is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by @@ -24,8 +24,9 @@ timestamp='2001-03-30' # configuration script generated by Autoconf, you may include it under # the same distribution terms that you use for the rest of that program. -# Written by Per Bothner <bothner@cygnus.com>. -# Please send patches to <config-patches@gnu.org>. +# Originally written by Per Bothner <bothner@cygnus.com>. +# Please send patches to <config-patches@gnu.org>. Submit a context +# diff and a properly formatted ChangeLog entry. # # This script attempts to guess a canonical system name similar to # config.sub. If it succeeds, it prints the system name on stdout, and @@ -52,7 +53,7 @@ version="\ GNU config.guess ($timestamp) Originally written by Per Bothner. -Copyright (C) 1992, 93, 94, 95, 96, 97, 98, 99, 2000 +Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO @@ -95,25 +96,25 @@ trap 'rm -f $dummy.c $dummy.o $dummy.rel $dummy; exit 1' 1 2 15 # Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still # use `HOST_CC' if defined, but it is deprecated. -case $CC_FOR_BUILD,$HOST_CC,$CC in - ,,) echo "int dummy(){}" > $dummy.c +set_cc_for_build='case $CC_FOR_BUILD,$HOST_CC,$CC in + ,,) echo "int dummy(){}" > $dummy.c ; for c in cc gcc c89 ; do - ($c $dummy.c -c -o $dummy.o) >/dev/null 2>&1 + ($c $dummy.c -c -o $dummy.o) >/dev/null 2>&1 ; if test $? = 0 ; then - CC_FOR_BUILD="$c"; break - fi - done - rm -f $dummy.c $dummy.o $dummy.rel + CC_FOR_BUILD="$c"; break ; + fi ; + done ; + rm -f $dummy.c $dummy.o $dummy.rel ; if test x"$CC_FOR_BUILD" = x ; then - CC_FOR_BUILD=no_compiler_found + CC_FOR_BUILD=no_compiler_found ; fi ;; ,,*) CC_FOR_BUILD=$CC ;; ,*,*) CC_FOR_BUILD=$HOST_CC ;; -esac +esac' # This is needed to find uname on a Pyramid OSx when run in the BSD universe. -# (ghazi@noc.rutgers.edu 8/24/94.) +# (ghazi@noc.rutgers.edu 1994-08-24) if (test -f /.attbin/uname) >/dev/null 2>&1 ; then PATH=$PATH:/.attbin ; export PATH fi @@ -127,7 +128,7 @@ UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in *:NetBSD:*:*) - # Netbsd (nbsd) targets should (where applicable) match one or + # NetBSD (nbsd) targets should (where applicable) match one or # more of the tupples: *-*-netbsdelf*, *-*-netbsdaout*, # *-*-netbsdecoff* and *-*-netbsd*. For targets that recently # switched to ELF, *-*-netbsd* would select the old @@ -144,12 +145,14 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in macppc) machine=powerpc-apple ;; hp3[0-9][05]) machine=m68k-hp ;; ibmrt|romp-ibm) machine=romp-ibm ;; + sparc*) machine=`uname -p`-unknown ;; *) machine=${UNAME_MACHINE}-unknown ;; esac # The Operating System including object format, if it has switched # to ELF recently, or will in the future. case "${UNAME_MACHINE}" in i386|sparc|amiga|arm*|hp300|mvme68k|vax|atari|luna68k|mac68k|news68k|next68k|pc532|sun3*|x68k) + eval $set_cc_for_build if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \ | grep __ELF__ >/dev/null then @@ -171,6 +174,45 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used. echo "${machine}-${os}${release}" exit 0 ;; + amiga:OpenBSD:*:*) + echo m68k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + arc:OpenBSD:*:*) + echo mipsel-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + hp300:OpenBSD:*:*) + echo m68k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + mac68k:OpenBSD:*:*) + echo m68k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + macppc:OpenBSD:*:*) + echo powerpc-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + mvme68k:OpenBSD:*:*) + echo m68k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + mvme88k:OpenBSD:*:*) + echo m88k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + mvmeppc:OpenBSD:*:*) + echo powerpc-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + pmax:OpenBSD:*:*) + echo mipsel-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + sgi:OpenBSD:*:*) + echo mipseb-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + sun3:OpenBSD:*:*) + echo m68k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + wgrisc:OpenBSD:*:*) + echo mipsel-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + *:OpenBSD:*:*) + echo ${UNAME_MACHINE}-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; alpha:OSF1:*:*) if test $UNAME_RELEASE = "V4.0"; then UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'` @@ -204,6 +246,7 @@ main: jsr \$26,exit .end main EOF + eval $set_cc_for_build $CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null if test "$?" = 0 ; then case `./$dummy` in @@ -225,6 +268,9 @@ EOF 2-307) UNAME_MACHINE="alphaev67" ;; + 2-1307) + UNAME_MACHINE="alphaev68" + ;; esac fi rm -f $dummy.s $dummy @@ -242,30 +288,9 @@ EOF Amiga*:UNIX_System_V:4.0:*) echo m68k-unknown-sysv4 exit 0;; - amiga:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; *:[Aa]miga[Oo][Ss]:*:*) echo ${UNAME_MACHINE}-unknown-amigaos exit 0 ;; - arc64:OpenBSD:*:*) - echo mips64el-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - arc:OpenBSD:*:*) - echo mipsel-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - hkmips:OpenBSD:*:*) - echo mips-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - pmax:OpenBSD:*:*) - echo mipsel-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - sgi:OpenBSD:*:*) - echo mips-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - wgrisc:OpenBSD:*:*) - echo mipsel-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; *:OS/390:*:*) echo i370-ibm-openedition exit 0 ;; @@ -328,9 +353,6 @@ EOF aushp:SunOS:*:*) echo sparc-auspex-sunos${UNAME_RELEASE} exit 0 ;; - atari*:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; # The situation for MiNT is a little confusing. The machine name # can be virtually everything (everything which is not # "atarist" or "atariste" at least should have a processor @@ -357,18 +379,6 @@ EOF *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*) echo m68k-unknown-mint${UNAME_RELEASE} exit 0 ;; - sun3*:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - mac68k:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - mvme68k:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - mvme88k:OpenBSD:*:*) - echo m88k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; powerpc:machten:*:*) echo powerpc-apple-machten${UNAME_RELEASE} exit 0 ;; @@ -385,6 +395,7 @@ EOF echo clipper-intergraph-clix${UNAME_RELEASE} exit 0 ;; mips:*:*:UMIPS | mips:*:*:RISCos) + eval $set_cc_for_build sed 's/^ //' << EOF >$dummy.c #ifdef __cplusplus #include <stdio.h> /* for printf() prototype */ @@ -412,6 +423,9 @@ EOF rm -f $dummy.c $dummy echo mips-mips-riscos${UNAME_RELEASE} exit 0 ;; + Motorola:PowerMAX_OS:*:*) + echo powerpc-motorola-powermax + exit 0 ;; Night_Hawk:Power_UNIX:*:*) echo powerpc-harris-powerunix exit 0 ;; @@ -459,7 +473,7 @@ EOF ????????:AIX?:[12].1:2) # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX. echo romp-ibm-aix # uname -m gives an 8 hex-code CPU id exit 0 ;; # Note that: echo "'`uname -s`'" gives 'AIX ' - i?86:AIX:*:*) + i*86:AIX:*:*) echo i386-ibm-aix exit 0 ;; ia64:AIX:*:*) @@ -472,6 +486,7 @@ EOF exit 0 ;; *:AIX:2:3) if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then + eval $set_cc_for_build sed 's/^ //' << EOF >$dummy.c #include <sys/systemcfg.h> @@ -533,10 +548,8 @@ EOF 9000/31? ) HP_ARCH=m68000 ;; 9000/[34]?? ) HP_ARCH=m68k ;; 9000/[678][0-9][0-9]) - case "${HPUX_REV}" in - 11.[0-9][0-9]) - if [ -x /usr/bin/getconf ]; then - sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null` + if [ -x /usr/bin/getconf ]; then + sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null` sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null` case "${sc_cpu_version}" in 523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0 @@ -545,12 +558,13 @@ EOF case "${sc_kernel_bits}" in 32) HP_ARCH="hppa2.0n" ;; 64) HP_ARCH="hppa2.0w" ;; + '') HP_ARCH="hppa2.0" ;; # HP-UX 10.20 esac ;; esac - fi ;; - esac - if [ "${HP_ARCH}" = "" ]; then - sed 's/^ //' << EOF >$dummy.c + fi + if [ "${HP_ARCH}" = "" ]; then + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c #define _HPUX_SOURCE #include <stdlib.h> @@ -583,10 +597,10 @@ EOF exit (0); } EOF - (CCOPTS= $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null ) && HP_ARCH=`./$dummy` - if test -z "$HP_ARCH"; then HP_ARCH=hppa; fi - rm -f $dummy.c $dummy - fi ;; + (CCOPTS= $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null) && HP_ARCH=`./$dummy` + if test -z "$HP_ARCH"; then HP_ARCH=hppa; fi + rm -f $dummy.c $dummy + fi ;; esac echo ${HP_ARCH}-hp-hpux${HPUX_REV} exit 0 ;; @@ -595,6 +609,7 @@ EOF echo ia64-hp-hpux${HPUX_REV} exit 0 ;; 3050*:HI-UX:*:*) + eval $set_cc_for_build sed 's/^ //' << EOF >$dummy.c #include <unistd.h> int @@ -630,7 +645,7 @@ EOF 9000/8??:4.3bsd:*:*) echo hppa1.0-hp-bsd exit 0 ;; - *9??*:MPE/iX:*:*) + *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*) echo hppa1.0-hp-mpeix exit 0 ;; hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* ) @@ -639,7 +654,7 @@ EOF hp8??:OSF1:*:*) echo hppa1.0-hp-osf exit 0 ;; - i?86:OSF1:*:*) + i*86:OSF1:*:*) if [ -x /usr/sbin/sysversion ] ; then echo ${UNAME_MACHINE}-unknown-osf1mk else @@ -649,9 +664,6 @@ EOF parisc*:Lites*:*:*) echo hppa1.1-hp-lites exit 0 ;; - hppa*:OpenBSD:*:*) - echo hppa-unknown-openbsd - exit 0 ;; C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*) echo c1-convex-bsd exit 0 ;; @@ -674,12 +686,13 @@ EOF echo xmp-cray-unicos exit 0 ;; CRAY*Y-MP:*:*:*) - echo ymp-cray-unicos${UNAME_RELEASE} + echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' exit 0 ;; CRAY*[A-Z]90:*:*:*) echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \ | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \ - -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ + -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \ + -e 's/\.[^.]*$/.X/' exit 0 ;; CRAY*TS:*:*:*) echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' @@ -702,10 +715,7 @@ EOF FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'` echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" exit 0 ;; - hp300:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - i?86:BSD/386:*:* | i?86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*) + i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*) echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE} exit 0 ;; sparc*:BSD/OS:*:*) @@ -717,9 +727,6 @@ EOF *:FreeBSD:*:*) echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` exit 0 ;; - *:OpenBSD:*:*) - echo ${UNAME_MACHINE}-unknown-openbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'` - exit 0 ;; i*:CYGWIN*:*) echo ${UNAME_MACHINE}-pc-cygwin exit 0 ;; @@ -766,97 +773,29 @@ EOF echo ${UNAME_MACHINE}-unknown-linux-gnu exit 0 ;; mips:Linux:*:*) - cat >$dummy.c <<EOF -#ifdef __cplusplus -#include <stdio.h> /* for printf() prototype */ -int main (int argc, char *argv[]) { -#else -int main (argc, argv) int argc; char *argv[]; { -#endif -#ifdef __MIPSEB__ - printf ("%s-unknown-linux-gnu\n", argv[1]); -#endif -#ifdef __MIPSEL__ - printf ("%sel-unknown-linux-gnu\n", argv[1]); -#endif - return 0; -} -EOF - $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm -f $dummy.c $dummy && exit 0 - rm -f $dummy.c $dummy + case `sed -n '/^byte/s/^.*: \(.*\) endian/\1/p' < /proc/cpuinfo` in + big) echo mips-unknown-linux-gnu && exit 0 ;; + little) echo mipsel-unknown-linux-gnu && exit 0 ;; + esac ;; ppc:Linux:*:*) - # Determine Lib Version - cat >$dummy.c <<EOF -#include <features.h> -#if defined(__GLIBC__) -extern char __libc_version[]; -extern char __libc_release[]; -#endif -main(argc, argv) - int argc; - char *argv[]; -{ -#if defined(__GLIBC__) - printf("%s %s\n", __libc_version, __libc_release); -#else - printf("unknown\n"); -#endif - return 0; -} -EOF - LIBC="" - $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null - if test "$?" = 0 ; then - ./$dummy | grep 1\.99 > /dev/null - if test "$?" = 0 ; then LIBC="libc1" ; fi - fi - rm -f $dummy.c $dummy - echo powerpc-unknown-linux-gnu${LIBC} + echo powerpc-unknown-linux-gnu + exit 0 ;; + ppc64:Linux:*:*) + echo powerpc64-unknown-linux-gnu exit 0 ;; alpha:Linux:*:*) - cat <<EOF >$dummy.s - .data - \$Lformat: - .byte 37,100,45,37,120,10,0 # "%d-%x\n" - .text - .globl main - .align 4 - .ent main - main: - .frame \$30,16,\$26,0 - ldgp \$29,0(\$27) - .prologue 1 - .long 0x47e03d80 # implver \$0 - lda \$2,-1 - .long 0x47e20c21 # amask \$2,\$1 - lda \$16,\$Lformat - mov \$0,\$17 - not \$1,\$18 - jsr \$26,printf - ldgp \$29,0(\$26) - mov 0,\$16 - jsr \$26,exit - .end main -EOF - LIBC="" - $CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null - if test "$?" = 0 ; then - case `./$dummy` in - 0-0) UNAME_MACHINE="alpha" ;; - 1-0) UNAME_MACHINE="alphaev5" ;; - 1-1) UNAME_MACHINE="alphaev56" ;; - 1-101) UNAME_MACHINE="alphapca56" ;; - 2-303) UNAME_MACHINE="alphaev6" ;; - 2-307) UNAME_MACHINE="alphaev67" ;; - esac - objdump --private-headers $dummy | \ - grep ld.so.1 > /dev/null - if test "$?" = 0 ; then - LIBC="libc1" - fi - fi - rm -f $dummy.s $dummy + case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in + EV5) UNAME_MACHINE=alphaev5 ;; + EV56) UNAME_MACHINE=alphaev56 ;; + PCA56) UNAME_MACHINE=alphapca56 ;; + PCA57) UNAME_MACHINE=alphapca56 ;; + EV6) UNAME_MACHINE=alphaev6 ;; + EV67) UNAME_MACHINE=alphaev67 ;; + EV68*) UNAME_MACHINE=alphaev68 ;; + esac + objdump --private-headers /bin/sh | grep ld.so.1 >/dev/null + if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC} exit 0 ;; parisc:Linux:*:* | hppa:Linux:*:*) @@ -882,44 +821,34 @@ EOF x86_64:Linux:*:*) echo x86_64-unknown-linux-gnu exit 0 ;; - i?86:Linux:*:*) + i*86:Linux:*:*) # The BFD linker knows what the default object file format is, so # first see if it will tell us. cd to the root directory to prevent # problems with other programs or directories called `ld' in the path. - ld_supported_emulations=`cd /; ld --help 2>&1 \ - | sed -ne '/supported emulations:/!d + ld_supported_targets=`cd /; ld --help 2>&1 \ + | sed -ne '/supported targets:/!d s/[ ][ ]*/ /g - s/.*supported emulations: *// + s/.*supported targets: *// s/ .*// p'` - case "$ld_supported_emulations" in - i?86linux) - echo "${UNAME_MACHINE}-pc-linux-gnuaout" - exit 0 - ;; - elf_i?86) + case "$ld_supported_targets" in + elf32-i386) TENTATIVE="${UNAME_MACHINE}-pc-linux-gnu" ;; - i?86coff) + a.out-i386-linux) + echo "${UNAME_MACHINE}-pc-linux-gnuaout" + exit 0 ;; + coff-i386) echo "${UNAME_MACHINE}-pc-linux-gnucoff" - exit 0 - ;; - esac - # Either a pre-BFD a.out linker (linux-gnuoldld) - # or one that does not give us useful --help. - # GCC wants to distinguish between linux-gnuoldld and linux-gnuaout. - # If ld does not provide *any* "supported emulations:" - # that means it is gnuoldld. - test -z "$ld_supported_emulations" && echo "${UNAME_MACHINE}-pc-linux-gnuoldld" && exit 0 - case "${UNAME_MACHINE}" in - i?86) - VENDOR=pc; - ;; - *) - VENDOR=unknown; - ;; + exit 0 ;; + "") + # Either a pre-BFD a.out linker (linux-gnuoldld) or + # one that does not give us useful --help. + echo "${UNAME_MACHINE}-pc-linux-gnuoldld" + exit 0 ;; esac # Determine whether the default compiler is a.out or elf + eval $set_cc_for_build cat >$dummy.c <<EOF #include <features.h> #ifdef __cplusplus @@ -931,15 +860,15 @@ EOF #ifdef __ELF__ # ifdef __GLIBC__ # if __GLIBC__ >= 2 - printf ("%s-${VENDOR}-linux-gnu\n", argv[1]); + printf ("%s-pc-linux-gnu\n", argv[1]); # else - printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]); + printf ("%s-pc-linux-gnulibc1\n", argv[1]); # endif # else - printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]); + printf ("%s-pc-linux-gnulibc1\n", argv[1]); # endif #else - printf ("%s-${VENDOR}-linux-gnuaout\n", argv[1]); + printf ("%s-pc-linux-gnuaout\n", argv[1]); #endif return 0; } @@ -948,12 +877,13 @@ EOF rm -f $dummy.c $dummy test x"${TENTATIVE}" != x && echo "${TENTATIVE}" && exit 0 ;; -# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there. earlier versions -# are messed up and put the nodename in both sysname and nodename. - i?86:DYNIX/ptx:4*:*) + i*86:DYNIX/ptx:4*:*) + # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there. + # earlier versions are messed up and put the nodename in both + # sysname and nodename. echo i386-sequent-sysv4 exit 0 ;; - i?86:UNIX_SV:4.2MP:2.*) + i*86:UNIX_SV:4.2MP:2.*) # Unixware is an offshoot of SVR4, but it has its own version # number series starting with 2... # I am not positive that other SVR4 systems won't match this, @@ -961,7 +891,7 @@ EOF # Use sysv4.2uw... so that sysv4* matches it. echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION} exit 0 ;; - i?86:*:4.*:* | i?86:SYSTEM_V:4.*:*) + i*86:*:4.*:* | i*86:SYSTEM_V:4.*:*) UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'` if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then echo ${UNAME_MACHINE}-univel-sysv${UNAME_REL} @@ -969,16 +899,15 @@ EOF echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL} fi exit 0 ;; - i?86:*:5:7*) - # Fixed at (any) Pentium or better - UNAME_MACHINE=i586 - if [ ${UNAME_SYSTEM} = "UnixWare" ] ; then - echo ${UNAME_MACHINE}-sco-sysv${UNAME_RELEASE}uw${UNAME_VERSION} - else - echo ${UNAME_MACHINE}-pc-sysv${UNAME_RELEASE} - fi + i*86:*:5:[78]*) + case `/bin/uname -X | grep "^Machine"` in + *486*) UNAME_MACHINE=i486 ;; + *Pentium) UNAME_MACHINE=i586 ;; + *Pent*|*Celeron) UNAME_MACHINE=i686 ;; + esac + echo ${UNAME_MACHINE}-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION} exit 0 ;; - i?86:*:3.2:*) + i*86:*:3.2:*) if test -f /usr/options/cb.name; then UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name` echo ${UNAME_MACHINE}-pc-isc$UNAME_REL @@ -996,7 +925,7 @@ EOF echo ${UNAME_MACHINE}-pc-sysv32 fi exit 0 ;; - i?86:*DOS:*:*) + i*86:*DOS:*:*) echo ${UNAME_MACHINE}-pc-msdosdjgpp exit 0 ;; pc:*:*:*) @@ -1024,7 +953,7 @@ EOF exit 0 ;; M68*:*:R3V[567]*:*) test -r /sysV68 && echo 'm68k-motorola-sysv' && exit 0 ;; - 3[34]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 4850:*:4.0:3.0) + 3[34]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0) OS_REL='' test -r /etc/.relid \ && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid` @@ -1041,7 +970,7 @@ EOF mc68030:UNIX_System_V:4.*:*) echo m68k-atari-sysv4 exit 0 ;; - i?86:LynxOS:2.*:* | i?86:LynxOS:3.[01]*:* | i?86:LynxOS:4.0*:*) + i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.0*:*) echo i386-unknown-lynxos${UNAME_RELEASE} exit 0 ;; TSUNAMI:LynxOS:2.*:*) @@ -1070,8 +999,8 @@ EOF echo ns32k-sni-sysv fi exit 0 ;; - PENTIUM:CPunix:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort - # says <Richard.M.Bartel@ccMail.Census.GOV> + PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort + # says <Richard.M.Bartel@ccMail.Census.GOV> echo i586-unisys-sysv4 exit 0 ;; #### MozillaHack @@ -1093,6 +1022,10 @@ EOF # From seanf@swdc.stratus.com. echo i860-stratus-sysv4 exit 0 ;; + *:VOS:*:*) + # From Paul.Green@stratus.com. + echo hppa1.1-stratus-vos + exit 0 ;; mc68*:A/UX:*:*) echo m68k-apple-aux${UNAME_RELEASE} exit 0 ;; @@ -1162,7 +1095,7 @@ EOF fi echo ${UNAME_MACHINE}-unknown-plan9 exit 0 ;; - i?86:OS/2:*:*) + i*86:OS/2:*:*) # If we were able to find `uname', then EMX Unix compatibility # is probably installed. # echo ${UNAME_MACHINE}-pc-os2-emx @@ -1192,11 +1125,18 @@ EOF *:ITS:*:*) echo pdp10-unknown-its exit 0 ;; + i*86:XTS-300:*:STOP) + echo ${UNAME_MACHINE}-unknown-stop + exit 0 ;; + i*86:atheos:*:*) + echo ${UNAME_MACHINE}-unknown-atheos + exit 0 ;; esac #echo '(No uname command or uname output not recognized.)' 1>&2 #echo "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" 1>&2 +eval $set_cc_for_build cat >$dummy.c <<EOF #ifdef _SEQUENT_ # include <sys/types.h> diff --git a/build/autoconf/config.sub b/build/autoconf/config.sub index a4b69bed..536e7a0e 100755 --- a/build/autoconf/config.sub +++ b/build/autoconf/config.sub @@ -3,7 +3,7 @@ # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 # Free Software Foundation, Inc. -timestamp='2001-03-30' +timestamp='2001-10-05' # This file is (in principle) common to ALL GNU software. # The presence of a machine in this file suggests that SOME GNU software @@ -29,7 +29,8 @@ timestamp='2001-03-30' # configuration script generated by Autoconf, you may include it under # the same distribution terms that you use for the rest of that program. -# Please send patches to <config-patches@gnu.org>. +# Please send patches to <config-patches@gnu.org>. Submit a context +# diff and a properly formatted ChangeLog entry. # # Configuration subroutine to validate and canonicalize a configuration type. # Supply the specified configuration type as an argument. @@ -117,7 +118,7 @@ esac # Here we must recognize all the valid KERNEL-OS combinations. maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'` case $maybe_os in - nto-qnx* | linux-gnu* | storm-chaos* | os2-emx*) + nto-qnx* | linux-gnu* | storm-chaos* | os2-emx* | windows32-*) os=-$maybe_os basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'` ;; @@ -157,6 +158,14 @@ case $os in os=-vxworks basic_machine=$1 ;; + -chorusos*) + os=-chorusos + basic_machine=$1 + ;; + -chorusrdb) + os=-chorusrdb + basic_machine=$1 + ;; -hiux*) os=-hiuxwe2 ;; @@ -215,25 +224,36 @@ esac case $basic_machine in # Recognize the basic CPU types without company name. # Some are omitted here because they have special meanings below. - tahoe | i860 | ia64 | m32r | m68k | m68000 | m88k | ns32k | arc \ - | arm | arme[lb] | arm[bl]e | armv[2345] | armv[345][lb] | strongarm | xscale \ - | pyramid | mn10200 | mn10300 | tron | a29k \ - | 580 | i960 | h8300 \ - | x86 | ppcbe | mipsbe | mipsle | shbe | shle \ - | hppa | hppa1.0 | hppa1.1 | hppa2.0 | hppa2.0w | hppa2.0n \ - | hppa64 \ - | alpha | alphaev[4-8] | alphaev56 | alphapca5[67] \ - | alphaev6[78] \ - | we32k | ns16k | clipper | i370 | sh | sh[34] \ - | powerpc | powerpcle \ - | 1750a | dsp16xx | pdp10 | pdp11 \ - | mips16 | mips64 | mipsel | mips64el \ - | mips64orion | mips64orionel | mipstx39 | mipstx39el \ - | mips64vr4300 | mips64vr4300el | mips64vr4100 | mips64vr4100el \ - | mips64vr5000 | miprs64vr5000el | mcore | s390 | s390x \ - | sparc | sparclet | sparclite | sparc64 | sparcv9 | v850 | c4x \ - | thumb | d10v | d30v | fr30 | avr | openrisc | tic80 \ - | pj | pjl | h8500) + 1750a | 580 \ + | a29k \ + | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \ + | arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr \ + | c4x | clipper \ + | d10v | d30v | dsp16xx \ + | fr30 \ + | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \ + | i370 | i860 | i960 | ia64 \ + | m32r | m68000 | m68k | m88k | mcore \ + | mips16 | mips64 | mips64el | mips64orion | mips64orionel \ + | mips64vr4100 | mips64vr4100el | mips64vr4300 \ + | mips64vr4300el | mips64vr5000 | mips64vr5000el \ + | mipsbe | mipseb | mipsel | mipsle | mipstx39 | mipstx39el \ + | mipsisa32 \ + | mn10200 | mn10300 \ + | ns16k | ns32k \ + | openrisc \ + | pdp10 | pdp11 | pj | pjl \ + | powerpc | powerpc64 | powerpc64le | powerpcle | ppcbe \ + | pyramid \ + | s390 | s390x \ + | sh | sh[34] | sh[34]eb | shbe | shle \ + | sparc | sparc64 | sparclet | sparclite | sparcv9 | sparcv9b \ + | stormy16 | strongarm \ + | tahoe | thumb | tic80 | tron \ + | v850 \ + | we32k \ + | x86 | xscale \ + | z8k) basic_machine=$basic_machine-unknown ;; m6811 | m68hc11 | m6812 | m68hc12) @@ -241,13 +261,13 @@ case $basic_machine in basic_machine=$basic_machine-unknown os=-none ;; - m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | z8k | v70 | w65) + m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k) ;; # We use `pc' rather than `unknown' # because (1) that's what they normally are, and # (2) the word "unknown" tends to confuse beginning users. - i[234567]86 | x86_64) + i*86 | x86_64) basic_machine=$basic_machine-pc ;; # Object if more than one company name word. @@ -256,30 +276,44 @@ case $basic_machine in exit 1 ;; # Recognize the basic CPU types with company name. - # FIXME: clean up the formatting here. - vax-* | tahoe-* | i[234567]86-* | i860-* | ia64-* | m32r-* | m68k-* | m68000-* \ - | m88k-* | sparc-* | ns32k-* | fx80-* | arc-* | c[123]* \ - | arm-* | armbe-* | armle-* | armv*-* | strongarm-* | xscale-* \ - | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \ - | power-* | none-* | 580-* | cray2-* | h8300-* | h8500-* | i960-* \ - | xmp-* | ymp-* \ - | x86-* | ppcbe-* | mipsbe-* | mipsle-* | shbe-* | shle-* \ - | hppa-* | hppa1.0-* | hppa1.1-* | hppa2.0-* | hppa2.0w-* \ - | hppa2.0n-* | hppa64-* \ - | alpha-* | alphaev[4-8]-* | alphaev56-* | alphapca5[67]-* \ - | alphaev6[78]-* \ - | we32k-* | cydra-* | ns16k-* | pn-* | np1-* | xps100-* \ - | clipper-* | orion-* \ - | sparclite-* | pdp10-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \ - | sparc64-* | sparcv9-* | sparc86x-* | mips16-* | mips64-* | mipsel-* \ - | mips64el-* | mips64orion-* | mips64orionel-* \ - | mips64vr4100-* | mips64vr4100el-* | mips64vr4300-* | mips64vr4300el-* \ - | mipstx39-* | mipstx39el-* | mcore-* \ - | f30[01]-* | f700-* | s390-* | s390x-* | sv1-* | t3e-* \ - | [cjt]90-* \ - | m88110-* | m680[01234]0-* | m683?2-* | m68360-* | z8k-* | d10v-* \ - | thumb-* | v850-* | d30v-* | tic30-* | tic80-* | c30-* | fr30-* \ - | bs2000-* | tic54x-* | c54x-* | x86_64-* | pj-* | pjl-*) + 580-* \ + | a29k-* \ + | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \ + | alphapca5[67]-* | arc-* \ + | arm-* | armbe-* | armle-* | armv*-* \ + | avr-* \ + | bs2000-* \ + | c[123]* | c30-* | [cjt]90-* | c54x-* \ + | clipper-* | cray2-* | cydra-* \ + | d10v-* | d30v-* \ + | elxsi-* \ + | f30[01]-* | f700-* | fr30-* | fx80-* \ + | h8300-* | h8500-* \ + | hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \ + | i*86-* | i860-* | i960-* | ia64-* \ + | m32r-* \ + | m68000-* | m680[01234]0-* | m68360-* | m683?2-* | m68k-* \ + | m88110-* | m88k-* | mcore-* \ + | mips-* | mips16-* | mips64-* | mips64el-* | mips64orion-* \ + | mips64orionel-* | mips64vr4100-* | mips64vr4100el-* \ + | mips64vr4300-* | mips64vr4300el-* | mipsbe-* | mipseb-* \ + | mipsle-* | mipsel-* | mipstx39-* | mipstx39el-* \ + | none-* | np1-* | ns16k-* | ns32k-* \ + | orion-* \ + | pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \ + | powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* | ppcbe-* \ + | pyramid-* \ + | romp-* | rs6000-* \ + | s390-* | s390x-* \ + | sh-* | sh[34]-* | sh[34]eb-* | shbe-* | shle-* \ + | sparc-* | sparc64-* | sparc86x-* | sparclite-* \ + | sparcv9-* | sparcv9b-* | stormy16-* | strongarm-* | sv1-* \ + | t3e-* | tahoe-* | thumb-* | tic30-* | tic54x-* | tic80-* | tron-* \ + | v850-* | vax-* \ + | we32k-* \ + | x86-* | x86_64-* | xmp-* | xps100-* | xscale-* \ + | ymp-* \ + | z8k-*) ;; # Recognize the various machine names and aliases which stand # for a CPU type and a company and sometimes even an OS. @@ -506,19 +540,19 @@ case $basic_machine in basic_machine=i370-ibm ;; # I'm not sure what "Sysv32" means. Should this be sysv3.2? - i[34567]86v32) + i*86v32) basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` os=-sysv32 ;; - i[34567]86v4*) + i*86v4*) basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` os=-sysv4 ;; - i[34567]86v) + i*86v) basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` os=-sysv ;; - i[34567]86sol2) + i*86sol2) basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` os=-solaris2 ;; @@ -698,7 +732,7 @@ case $basic_machine in pc532 | pc532-*) basic_machine=ns32k-pc532 ;; - pentium | p5 | k5 | k6 | nexgen) + pentium | p5 | k5 | k6 | nexgen | viac3) basic_machine=i586-pc ;; pentiumpro | p6 | 6x86 | athlon) @@ -707,7 +741,7 @@ case $basic_machine in pentiumii | pentium2) basic_machine=i686-pc ;; - pentium-* | p5-* | k5-* | k6-* | nexgen-*) + pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*) basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'` ;; pentiumpro-* | p6-* | 6x86-* | athlon-*) @@ -731,6 +765,16 @@ case $basic_machine in ppcle-* | powerpclittle-*) basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'` ;; + ppc64) basic_machine=powerpc64-unknown + ;; + ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppc64le | powerpc64little | ppc64-le | powerpc64-little) + basic_machine=powerpc64le-unknown + ;; + ppc64le-* | powerpc64little-*) + basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; ps2) basic_machine=i386-ibm ;; @@ -759,7 +803,7 @@ case $basic_machine in basic_machine=sh-hitachi os=-hms ;; - sparclite-wrs) + sparclite-wrs | simso-wrs) basic_machine=sparclite-wrs os=-vxworks ;; @@ -885,6 +929,10 @@ case $basic_machine in basic_machine=hppa1.1-winbond os=-proelf ;; + windows32) + basic_machine=i386-pc + os=-windows32-msvcrt + ;; xmp) basic_machine=xmp-cray os=-unicos @@ -938,10 +986,10 @@ case $basic_machine in we32k) basic_machine=we32k-att ;; - sh3 | sh4) + sh3 | sh4 | sh3eb | sh4eb) basic_machine=sh-unknown ;; - sparc | sparcv9) + sparc | sparcv9 | sparcv9b) basic_machine=sparc-sun ;; cydra) @@ -1028,17 +1076,19 @@ case $os in | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \ | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \ | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \ + | -chorusos* | -chorusrdb* \ | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \ | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -mpeix* | -udk* \ | -interix* | -uwin* | -rhapsody* | -darwin* | -opened* \ | -msvc* \ | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \ - | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* | -os2*) + | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \ + | -os2* | -vos*) # Remember, each alternative MUST END IN *, to match a version number. ;; -qnx*) case $basic_machine in - x86-* | i[34567]86-*) + x86-* | i*86-*) ;; *) os=-nto$os @@ -1357,6 +1407,9 @@ case $basic_machine in -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*) vendor=atari ;; + -vos*) + vendor=stratus + ;; esac basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"` ;; diff --git a/config/nspr-config.in b/config/nspr-config.in index d6776558..daae782d 100755 --- a/config/nspr-config.in +++ b/config/nspr-config.in @@ -107,7 +107,7 @@ if test "$echo_libs" = "yes"; then fi os_ldflags="@LDFLAGS@" for i in $os_ldflags ; do - if echo $i | grep ^-L >/dev/null; then + if echo $i | grep \^-L >/dev/null; then libdirs="$libdirs $i" fi done diff --git a/config/prdepend.h b/config/prdepend.h index 8bebd56b..28c1b139 100644 --- a/config/prdepend.h +++ b/config/prdepend.h @@ -39,3 +39,4 @@ */ #error "Do not include this header file." + diff --git a/macbuild/NSPR20PPC.mcp b/macbuild/NSPR20PPC.mcp Binary files differindex a0a17543..aae83165 100644 --- a/macbuild/NSPR20PPC.mcp +++ b/macbuild/NSPR20PPC.mcp diff --git a/pr/include/md/_macos.h b/pr/include/md/_macos.h index 2cc737d7..565cb94a 100644 --- a/pr/include/md/_macos.h +++ b/pr/include/md/_macos.h @@ -138,6 +138,23 @@ struct _MDFileDesc { ** Interrupts Related definitions */ +#define _MD_GET_INTSOFF() (_pr_intsOff) + +#define _MD_INTSOFF(_is) \ + PR_BEGIN_MACRO \ + ENTER_CRITICAL_REGION(); \ + (_is) = _PR_MD_GET_INTSOFF(); \ + _PR_MD_SET_INTSOFF(1); \ + LEAVE_CRITICAL_REGION(); \ + PR_END_MACRO + +#if TARGET_CARBON +extern void _MD_SetIntsOff(PRInt32 ints); +#define _MD_SET_INTSOFF(_val) _MD_SetIntsOff(_val) +#else /* not TARGET_CARBON */ +#define _MD_SET_INTSOFF(_val) (_pr_intsOff = _val) +#endif /* TARGET_CARBON */ + #define _MD_START_INTERRUPTS _MD_StartInterrupts #define _MD_STOP_INTERRUPTS _MD_StopInterrupts #define _MD_BLOCK_CLOCK_INTERRUPTS() @@ -238,6 +255,8 @@ extern PRStatus _MD_InitThread(PRThread *thread); /* ** Initialize the thread context preparing it to execute _main. +** *sp = 0 zeros out the sp for the first stack frame so that +** stack walking code can find the top of the stack. */ #if defined(powerc) || defined(__powerc) #define _MD_INIT_CONTEXT(_thread, _sp, _main, _status) \ @@ -248,6 +267,7 @@ extern PRStatus _MD_InitThread(PRThread *thread); *((PRBool *)_status) = PR_TRUE; \ (void) setjmp(jb); \ sp = INIT_STACKPTR(_sp); \ + *sp = 0; \ (_MD_GET_SP(_thread)) = (long) sp; \ tvect = (unsigned long *)_main; \ (_MD_GET_PC(_thread)) = (int) *tvect; \ @@ -627,4 +647,36 @@ extern PRStatus _MD_CloseFileMap(struct PRFileMap *fmap); extern void SetLogFileTypeCreator(const char *logFile); extern int _MD_mac_get_nonblocking_connect_error(PRInt32 osfd); + +/* + * Critical section support + */ + +#define MAC_CRITICAL_REGIONS TARGET_CARBON + +#if MAC_CRITICAL_REGIONS + +extern void InitCriticalRegion(); +extern void TermCriticalRegion(); + +extern void EnterCritialRegion(); +extern void LeaveCritialRegion(); + +#define INIT_CRITICAL_REGION() InitCriticalRegion() +#define TERM_CRITICAL_REGION() TermCriticalRegion() + +#define ENTER_CRITICAL_REGION() EnterCritialRegion() +#define LEAVE_CRITICAL_REGION() LeaveCritialRegion() + +#else + +#define INIT_CRITICAL_REGION() +#define TERM_CRITICAL_REGION() + +#define ENTER_CRITICAL_REGION() +#define LEAVE_CRITICAL_REGION() + +#endif + + #endif /* prmacos_h___ */ diff --git a/pr/include/md/_pth.h b/pr/include/md/_pth.h index 997f32f7..be65ab74 100644 --- a/pr/include/md/_pth.h +++ b/pr/include/md/_pth.h @@ -96,6 +96,52 @@ #define _PT_PTHREAD_COND_INIT(m, a) pthread_cond_init(&(m), &(a)) #endif +/* The pthreads standard does not specify an invalid value for the + * pthread_t handle. (0 is usually an invalid pthread identifier + * but there are exceptions, for example, DG/UX.) These macros + * define a way to set the handle to or compare the handle with an + * invalid identifier. These macros are not portable and may be + * more of a problem as we adapt to more pthreads implementations. + * They are only used in the PRMonitor functions. Do not use them + * in new code. + * + * Unfortunately some of our clients depend on certain properties + * of our PRMonitor implementation, preventing us from replacing + * it by a portable implementation. + * - High-performance servers like the fact that PR_EnterMonitor + * only calls PR_Lock and PR_ExitMonitor only calls PR_Unlock. + * (A portable implementation would use a PRLock and a PRCondVar + * to implement the recursive lock in a monitor and call both + * PR_Lock and PR_Unlock in PR_EnterMonitor and PR_ExitMonitor.) + * Unfortunately this forces us to read the monitor owner field + * without holding a lock. + * - One way to make it safe to read the monitor owner field + * without holding a lock is to make that field a PRThread* + * (one should be able to read a pointer with a single machine + * instruction). However, PR_GetCurrentThread calls calloc if + * it is called by a thread that was not created by NSPR. The + * malloc tracing tools in the Mozilla client use PRMonitor for + * locking in their malloc, calloc, and free functions. If + * PR_EnterMonitor calls any of these functions, infinite + * recursion ensues. + */ +#if defined(_PR_DCETHREADS) +#define _PT_PTHREAD_INVALIDATE_THR_HANDLE(t) \ + memset(&(t), 0, sizeof(pthread_t)) +#define _PT_PTHREAD_THR_HANDLE_IS_INVALID(t) \ + (!memcmp(&(t), &pt_zero_tid, sizeof(pthread_t))) +#define _PT_PTHREAD_COPY_THR_HANDLE(st, dt) (dt) = (st) +#elif defined(IRIX) || defined(OSF1) || defined(AIX) || defined(SOLARIS) \ + || defined(HPUX) || defined(LINUX) || defined(FREEBSD) \ + || defined(NETBSD) || defined(OPENBSD) || defined(BSDI) \ + || defined(VMS) || defined(NTO) || defined(RHAPSODY) +#define _PT_PTHREAD_INVALIDATE_THR_HANDLE(t) (t) = 0 +#define _PT_PTHREAD_THR_HANDLE_IS_INVALID(t) (t) == 0 +#define _PT_PTHREAD_COPY_THR_HANDLE(st, dt) (dt) = (st) +#else +#error "pthreads is not supported for this architecture" +#endif + #if defined(_PR_DCETHREADS) #define _PT_PTHREAD_ATTR_INIT pthread_attr_create #define _PT_PTHREAD_ATTR_DESTROY pthread_attr_delete diff --git a/pr/include/private/primpl.h b/pr/include/private/primpl.h index eb1dd716..8c330883 100644 --- a/pr/include/private/primpl.h +++ b/pr/include/private/primpl.h @@ -328,8 +328,10 @@ NSPR_API(PRInt32) _pr_intsOff; #define _MD_LAST_THREAD() (_pr_lastThread) #define _MD_SET_LAST_THREAD(t) (_pr_lastThread = t) +#ifndef XP_MAC #define _MD_GET_INTSOFF() (_pr_intsOff) #define _MD_SET_INTSOFF(_val) (_pr_intsOff = _val) +#endif /* The unbalanced curly braces in these two macros are intentional */ @@ -374,12 +376,20 @@ extern PRInt32 _native_threads_only; #else +#ifdef XP_MAC + +#define _PR_INTSOFF(_is) _MD_INTSOFF(_is) + +#else /* XP_MAC */ + #define _PR_INTSOFF(_is) \ PR_BEGIN_MACRO \ (_is) = _PR_MD_GET_INTSOFF(); \ _PR_MD_SET_INTSOFF(1); \ PR_END_MACRO +#endif /* XP_MAC */ + #define _PR_FAST_INTSON(_is) \ PR_BEGIN_MACRO \ _PR_MD_SET_INTSOFF(_is); \ @@ -1450,7 +1460,7 @@ struct PRMonitor { const char* name; /* monitor name for debugging */ #if defined(_PR_PTHREADS) PRLock lock; /* the lock structure */ - PRThread *owner; /* the owner of the lock or NULL */ + pthread_t owner; /* the owner of the lock or invalid */ PRCondVar *cvar; /* condition variable queue */ #else /* defined(_PR_PTHREADS) */ PRCondVar *cvar; /* associated lock and condition variable queue */ diff --git a/pr/src/Makefile.in b/pr/src/Makefile.in index 64356527..d4af5676 100644 --- a/pr/src/Makefile.in +++ b/pr/src/Makefile.in @@ -69,13 +69,24 @@ ifeq ($(OS_ARCH),SunOS) ifeq ($(OS_RELEASE),4.1.3_U1) OS_LIBS = -lm else # 4.1.3_U1 + +# +# In Solaris 2.6 or earlier, -lrt is called -lposix4. +# +LIBRT_TEST=$(firstword $(sort 5.7 $(OS_RELEASE))) +ifeq (5.7, $(LIBRT_TEST)) +LIBRT=-lrt +else +LIBRT=-lposix4 +endif + ifdef USE_PTHREADS -OS_LIBS = -lpthread -lthread -lposix4 -lsocket -lnsl -ldl +OS_LIBS = -lpthread -lthread ${LIBRT} -lsocket -lnsl -ldl else ifdef LOCAL_THREADS_ONLY OS_LIBS = -lsocket -lnsl -ldl else -OS_LIBS = -lthread -lposix4 -lsocket -lnsl -ldl +OS_LIBS = -lthread ${LIBRT} -lsocket -lnsl -ldl endif # LOCAL_THREADS_ONLY endif # USE_PTHREADS endif # 4.1.3_U1 diff --git a/pr/src/md/mac/macio.c b/pr/src/md/mac/macio.c index 9bc408dd..d1d58b2e 100644 --- a/pr/src/md/mac/macio.c +++ b/pr/src/md/mac/macio.c @@ -91,20 +91,21 @@ typedef struct ExtendedParamBlock ExtendedParamBlock; static void AsyncIOCompletion (ExtendedParamBlock *pbAsyncPtr) { _PRCPU *cpu = _PR_MD_CURRENT_CPU(); - PRThread *thread = pbAsyncPtr->thread; - + PRThread *thread = pbAsyncPtr->thread; + PRIntn is; + if (_PR_MD_GET_INTSOFF()) { - cpu->u.missed[cpu->where] |= _PR_MISSED_IO; thread->md.missedIONotify = PR_TRUE; - return; + cpu->u.missed[cpu->where] |= _PR_MISSED_IO; + return; } - _PR_MD_SET_INTSOFF(1); - thread->md.osErrCode = noErr; - DoneWaitingOnThisThread(thread); + _PR_INTSOFF(is); - _PR_MD_SET_INTSOFF(0); + thread->md.osErrCode = noErr; + DoneWaitingOnThisThread(thread); + _PR_FAST_INTSON(is); } void _MD_SetError(OSErr oserror) @@ -247,9 +248,9 @@ PRInt32 ReadWriteProc(PRFileDesc *fd, void *buf, PRUint32 bytes, IOOperation op) { PRInt32 refNum = fd->secret->md.osfd; OSErr err; - ExtendedParamBlock pbAsync; + ExtendedParamBlock pbAsync; PRThread *me = _PR_MD_CURRENT_THREAD(); - _PRCPU *cpu = _PR_MD_CURRENT_CPU(); + _PRCPU *cpu = _PR_MD_CURRENT_CPU(); /* quick hack to allow PR_fprintf, etc to work with stderr, stdin, stdout */ /* note, if a user chooses "seek" or the like as an operation in another function */ @@ -270,12 +271,13 @@ PRInt32 ReadWriteProc(PRFileDesc *fd, void *buf, PRUint32 bytes, IOOperation op) } return (bytes); - } else { static IOCompletionUPP sCompletionUPP = NULL; + PRBool doingAsync = PR_FALSE; + /* allocate the callback Universal Procedure Pointer (UPP). This actually allocates a 32 byte Ptr in the heap, so only do this once */ @@ -296,9 +298,11 @@ PRInt32 ReadWriteProc(PRFileDesc *fd, void *buf, PRUint32 bytes, IOOperation op) /* ** Issue the async read call and wait for the io semaphore associated ** with this thread. - ** Don't compute error code from async call. Bug in OS returns a garbage value. + ** Async file system calls *never* return error values, so ignore their + ** results (see <http://developer.apple.com/technotes/fl/fl_515.html>); + ** the completion routine is always called. */ - me->io_fd = refNum; + me->io_fd = refNum; me->md.osErrCode = noErr; if (op == READ_ASYNC) { @@ -308,39 +312,33 @@ PRInt32 ReadWriteProc(PRFileDesc *fd, void *buf, PRUint32 bytes, IOOperation op) */ if ( bytes > 20480L ) { - err = PBReadAsync(&pbAsync.pb); - if (err != noErr && err != eofErr) - goto ErrorExit; + doingAsync = PR_TRUE; + me->io_pending = PR_TRUE; - me->io_pending = PR_TRUE; /* Only mark thread io pending if async call worked */ + (void)PBReadAsync(&pbAsync.pb); } else { - (void) PBReadSync(&pbAsync.pb); - /* - ** This is probbaly redundant but want to make sure we indicate the read - ** is complete so we don't wander off into the Sargasso Sea of Mac - ** threading - */ - pbAsync.pb.ioParam.ioResult = 0; + pbAsync.pb.ioParam.ioCompletion = NULL; + me->io_pending = PR_FALSE; + + err = PBReadSync(&pbAsync.pb); + if (err != noErr && err != eofErr) + goto ErrorExit; } } else { + doingAsync = PR_TRUE; + me->io_pending = PR_TRUE; + /* writes are currently always async */ - err = PBWriteAsync(&pbAsync.pb); - if (err != noErr) - goto ErrorExit; - - /* Didn't get an error on the asyn call so mark thread io pending */ - me->io_pending = PR_TRUE; + (void)PBWriteAsync(&pbAsync.pb); } - /* See if the i/o call is still pending before we actually yield */ - if (pbAsync.pb.ioParam.ioResult == 1) + if (doingAsync) { WaitOnThisThread(me, PR_INTERVAL_NO_TIMEOUT); - else - me->io_pending = PR_FALSE; /* io completed so don't mark thread io pending */ + } } err = me->md.osErrCode; @@ -350,13 +348,13 @@ PRInt32 ReadWriteProc(PRFileDesc *fd, void *buf, PRUint32 bytes, IOOperation op) err = pbAsync.pb.ioParam.ioResult; if (err != noErr && err != eofErr) goto ErrorExit; - else - return pbAsync.pb.ioParam.ioActCount; + + return pbAsync.pb.ioParam.ioActCount; ErrorExit: me->md.osErrCode = err; _MD_SetError(err); - return -1; + return -1; } /* diff --git a/pr/src/md/mac/macrng.c b/pr/src/md/mac/macrng.c index 332c375e..d9e18d1e 100644 --- a/pr/src/md/mac/macrng.c +++ b/pr/src/md/mac/macrng.c @@ -33,13 +33,6 @@ */ -#if 0 /* XXX what the flip is this all about? No MAC Wizards here. */ -#ifdef notdef -#include "xp_core.h" -#include "xp_file.h" -#endif -#endif /* 0 */ - /* XXX are all these headers required for a call to TickCount()? */ #include <Events.h> #include <OSUtils.h> diff --git a/pr/src/md/mac/macsockotpt.c b/pr/src/md/mac/macsockotpt.c index 00cc9022..9eccf69c 100644 --- a/pr/src/md/mac/macsockotpt.c +++ b/pr/src/md/mac/macsockotpt.c @@ -171,8 +171,8 @@ static pascal void DNSNotifierRoutine(void * contextPtr, OTEventCode otEvent, O switch (otEvent) { case T_DNRSTRINGTOADDRCOMPLETE: if (_PR_MD_GET_INTSOFF()) { - cpu->u.missed[cpu->where] |= _PR_MISSED_IO; dnsContext.thread->md.missedIONotify = PR_TRUE; + cpu->u.missed[cpu->where] |= _PR_MISSED_IO; return; } DoneWaitingOnThisThread(dnsContext.thread); @@ -187,8 +187,8 @@ static pascal void DNSNotifierRoutine(void * contextPtr, OTEventCode otEvent, O dnsContext.serviceRef = nil; if (_PR_MD_GET_INTSOFF()) { - cpu->u.missed[cpu->where] |= _PR_MISSED_IO; dnsContext.thread->md.missedIONotify = PR_TRUE; + cpu->u.missed[cpu->where] |= _PR_MISSED_IO; return; } DoneWaitingOnThisThread(dnsContext.thread); @@ -294,8 +294,8 @@ WakeUpNotifiedThread(PRThread *thread, OTResult result) if (thread) { thread->md.osErrCode = result; if (_PR_MD_GET_INTSOFF()) { - cpu->u.missed[cpu->where] |= _PR_MISSED_IO; thread->md.missedIONotify = PR_TRUE; + cpu->u.missed[cpu->where] |= _PR_MISSED_IO; return; } DoneWaitingOnThisThread(thread); @@ -1171,8 +1171,8 @@ static pascal void RawEndpointNotifierRoutine(void * contextPtr, OTEventCode co if (thread) { thread->md.osErrCode = result; if (_PR_MD_GET_INTSOFF()) { - cpu->u.missed[cpu->where] |= _PR_MISSED_IO; thread->md.asyncNotifyPending = PR_TRUE; + cpu->u.missed[cpu->where] |= _PR_MISSED_IO; return; } DoneWaitingOnThisThread(thread); diff --git a/pr/src/md/mac/macthr.c b/pr/src/md/mac/macthr.c index 43f9a079..b01eda61 100644 --- a/pr/src/md/mac/macthr.c +++ b/pr/src/md/mac/macthr.c @@ -36,12 +36,15 @@ #include <string.h> -#include <Types.h> +#include <MacTypes.h> #include <Timer.h> #include <OSUtils.h> #include <LowMem.h> +#include <Multiprocessing.h> +#include <Gestalt.h> +#include "mdcriticalregion.h" TimerUPP gTimerCallbackUPP = NULL; PRThread * gPrimaryThread = NULL; @@ -168,24 +171,26 @@ _PRInterruptTable _pr_interruptTable[] = { pascal void TimerCallback(TMTaskPtr tmTaskPtr) { _PRCPU *cpu = _PR_MD_CURRENT_CPU(); + PRIntn is; if (_PR_MD_GET_INTSOFF()) { cpu->u.missed[cpu->where] |= _PR_MISSED_CLOCK; - PrimeTime((QElemPtr)tmTaskPtr, kMacTimerInMiliSecs); - return; + PrimeTime((QElemPtr)tmTaskPtr, kMacTimerInMiliSecs); + return; } - _PR_MD_SET_INTSOFF(1); - // And tell nspr that a clock interrupt occured. - _PR_ClockInterrupt(); + _PR_INTSOFF(is); + + // And tell nspr that a clock interrupt occured. + _PR_ClockInterrupt(); - if ((_PR_RUNQREADYMASK(cpu)) >> ((_PR_MD_CURRENT_THREAD()->priority))) - _PR_SET_RESCHED_FLAG(); + if ((_PR_RUNQREADYMASK(cpu)) >> ((_PR_MD_CURRENT_THREAD()->priority))) + _PR_SET_RESCHED_FLAG(); - _PR_MD_SET_INTSOFF(0); + _PR_FAST_INTSON(is); - // Reset the clock timer so that we fire again. - PrimeTime((QElemPtr)tmTaskPtr, kMacTimerInMiliSecs); + // Reset the clock timer so that we fire again. + PrimeTime((QElemPtr)tmTaskPtr, kMacTimerInMiliSecs); } @@ -219,25 +224,22 @@ void _MD_StopInterrupts(void) void _MD_PauseCPU(PRIntervalTime timeout) { -#pragma unused (timeout) - - /* unsigned long finalTicks; */ - EventRecord theEvent; + if (timeout != PR_INTERVAL_NO_WAIT) + { + EventRecord theEvent; - if (timeout != PR_INTERVAL_NO_WAIT) { - /* Delay(1,&finalTicks); */ + /* + ** Calling WaitNextEvent() here is suboptimal. This routine should + ** pause the process until IO or the timeout occur, yielding time to + ** other processes on operating systems that require this (Mac OS classic). + ** WaitNextEvent() may incur too much latency, and has other problems, + ** such as the potential to drop suspend/resume events, and to handle + ** AppleEvents at a time at which we're not prepared to handle them. + */ + (void) WaitNextEvent(nullEvent, &theEvent, 1, NULL); - /* - ** Rather than calling Delay() which basically just wedges the processor - ** we'll instead call WaitNextEvent() with a mask that ignores all events - ** which gives other apps a chance to get time rather than just locking up - ** the machine when we're waiting for a long time (or in an infinite loop, - ** whichever comes first) - */ - (void)WaitNextEvent(nullEvent, &theEvent, 1, NULL); - - (void) _MD_IOInterrupt(); - } + (void) _MD_IOInterrupt(); + } } @@ -276,6 +278,11 @@ void WaitOnThisThread(PRThread *thread, PRIntervalTime timeout) PRIntervalTime timein = PR_IntervalNow(); PRStatus status = PR_SUCCESS; + // Turn interrupts off to avoid a race over lock ownership with the callback + // (which can fire at any time). Interrupts may stay off until we leave + // this function, or another NSPR thread turns them back on. They certainly + // stay off until PR_WaitCondVar() relinquishes the asyncIOLock lock, which + // is what we care about. _PR_INTSOFF(is); PR_Lock(thread->md.asyncIOLock); if (timeout == PR_INTERVAL_NO_TIMEOUT) { @@ -302,9 +309,24 @@ void DoneWaitingOnThisThread(PRThread *thread) { intn is; + PR_ASSERT(thread->md.asyncIOLock->owner == NULL); + + // DoneWaitingOnThisThread() is called from OT notifiers and async file I/O + // callbacks that can run at "interrupt" time (Classic Mac OS) or on pthreads + // that may run concurrently with the main threads (Mac OS X). They can thus + // be called when any NSPR thread is running, or even while NSPR is in a + // thread context switch. It is therefore vital that we can guarantee to + // be able to get the asyncIOLock without blocking (thus avoiding code + // that makes assumptions about the current NSPR thread etc). To achieve + // this, we use NSPR interrrupts as a semaphore on the lock; all code + // that grabs the lock also disables interrupts for the time the lock + // is held. Callers of DoneWaitingOnThisThread() thus have to check whether + // interrupts are already off, and, if so, simply set the missed_IO flag on + // the CPU rather than calling this function. + _PR_INTSOFF(is); PR_Lock(thread->md.asyncIOLock); - thread->io_pending = PR_FALSE; + thread->io_pending = PR_FALSE; /* let the waiting thread know that async IO completed */ PR_NotifyCondVar(thread->md.asyncIOCVar); PR_Unlock(thread->md.asyncIOLock); @@ -319,6 +341,7 @@ PR_IMPLEMENT(void) PR_Mac_WaitForAsyncNotify(PRIntervalTime timeout) PRStatus status = PR_SUCCESS; PRThread *thread = _PR_MD_CURRENT_THREAD(); + // See commments in WaitOnThisThread() _PR_INTSOFF(is); PR_Lock(thread->md.asyncIOLock); if (timeout == PR_INTERVAL_NO_TIMEOUT) { @@ -344,11 +367,14 @@ void AsyncNotify(PRThread *thread) { intn is; + PR_ASSERT(thread->md.asyncIOLock->owner == NULL); + + // See commments in DoneWaitingOnThisThread() _PR_INTSOFF(is); PR_Lock(thread->md.asyncIOLock); - thread->md.asyncNotifyPending = PR_TRUE; + thread->md.asyncNotifyPending = PR_TRUE; /* let the waiting thread know that async IO completed */ - PR_NotifyCondVar(thread->md.asyncIOCVar); // let thread know that async IO completed + PR_NotifyCondVar(thread->md.asyncIOCVar); PR_Unlock(thread->md.asyncIOLock); _PR_FAST_INTSON(is); } @@ -359,8 +385,8 @@ PR_IMPLEMENT(void) PR_Mac_PostAsyncNotify(PRThread *thread) _PRCPU * cpu = _PR_MD_CURRENT_CPU(); if (_PR_MD_GET_INTSOFF()) { - cpu->u.missed[cpu->where] |= _PR_MISSED_IO; thread->md.missedAsyncNotify = PR_TRUE; + cpu->u.missed[cpu->where] |= _PR_MISSED_IO; } else { AsyncNotify(thread); } @@ -407,3 +433,136 @@ PRStatus _MD_KillProcess(PRProcess *process) PR_SetError(PR_NOT_IMPLEMENTED_ERROR, unimpErr); return PR_FAILURE; } +//############################################################################## +//############################################################################## +#pragma mark - +#pragma mark INTERRUPT SUPPORT + +#if TARGET_CARBON + +/* + This critical region support is required for Mac NSPR to work correctly on dual CPU + machines on Mac OS X. This note explains why. + + NSPR uses a timer task, and has callbacks for async file I/O and Open Transport + whose runtime behaviour differs depending on environment. On "Classic" Mac OS + these run at "interrupt" time (OS-level interrupts, that is, not NSPR interrupts), + and can thus preempt other code, but they always run to completion. + + On Mac OS X, these are all emulated using MP tasks, which sit atop pthreads. Thus, + they can be preempted at any time (and not necessarily run to completion), and can + also run *concurrently* with eachother, and with application code, on multiple + CPU machines. Note that all NSPR threads are emulated, and all run on the main + application MP task. + + We thus have to use MP critical sections to protect data that is shared between + the various callbacks and the main MP thread. It so happens that NSPR has this + concept of software interrupts, and making interrupt-off times be critical + sections works. + +*/ + + +/* + Whether to use critical regions. True if running on Mac OS X and later +*/ + +PRBool gUseCriticalRegions; + +/* + Count of the number of times we've entered the critical region. + We need this because ENTER_CRITICAL_REGION() will *not* block when + called from different NSPR threads (which all run on one MP thread), + and we need to ensure that when code turns interrupts back on (by + settings _pr_intsOff to 0) we exit the critical section enough times + to leave it. +*/ + +PRInt32 gCriticalRegionEntryCount; + + +void _MD_SetIntsOff(PRInt32 ints) +{ + ENTER_CRITICAL_REGION(); + gCriticalRegionEntryCount ++; + + _pr_intsOff = ints; + + if (!ints) + { + PRInt32 i = gCriticalRegionEntryCount; + + gCriticalRegionEntryCount = 0; + for ( ;i > 0; i --) { + LEAVE_CRITICAL_REGION(); + } + } +} + + +#endif /* TARGET_CARBON */ + + +//############################################################################## +//############################################################################## +#pragma mark - +#pragma mark CRITICAL REGION SUPPORT + +#if MAC_CRITICAL_REGIONS + +MDCriticalRegionID gCriticalRegion; + +void InitCriticalRegion() +{ + long systemVersion; + OSStatus err; + + // we only need to do critical region stuff on Mac OS X + err = Gestalt(gestaltSystemVersion, &systemVersion); + gUseCriticalRegions = (err == noErr) && (systemVersion >= 0x00001000); + + if (!gUseCriticalRegions) return; + + err = MD_CriticalRegionCreate(&gCriticalRegion); + PR_ASSERT(err == noErr); +} + +void TermCriticalRegion() +{ + OSStatus err; + + if (!gUseCriticalRegions) return; + + err = MD_CriticalRegionDelete(gCriticalRegion); + PR_ASSERT(err == noErr); +} + + +void EnterCritialRegion() +{ + OSStatus err; + + if (!gUseCriticalRegions) return; + + PR_ASSERT(gCriticalRegion != kInvalidID); + + /* Change to a non-infinite timeout for debugging purposes */ + err = MD_CriticalRegionEnter(gCriticalRegion, kDurationForever /* 10000 * kDurationMillisecond */ ); + PR_ASSERT(err == noErr); +} + +void LeaveCritialRegion() +{ + OSStatus err; + + if (!gUseCriticalRegions) return; + + PR_ASSERT(gCriticalRegion != kInvalidID); + + err = MD_CriticalRegionExit(gCriticalRegion); + PR_ASSERT(err == noErr); +} + + +#endif // MAC_CRITICAL_REGIONS + diff --git a/pr/src/md/mac/mdcriticalregion.c b/pr/src/md/mac/mdcriticalregion.c new file mode 100644 index 00000000..927b9246 --- /dev/null +++ b/pr/src/md/mac/mdcriticalregion.c @@ -0,0 +1,169 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: NULL; c-basic-offset: 2 -*- */ +/* + * The contents of this file are subject to the Mozilla Public + * License Version 1.1 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS + * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or + * implied. See the License for the specific language governing + * rights and limitations under the License. + * + * The Original Code is the Netscape Portable Runtime (NSPR). + * + * The Initial Developer of the Original Code is Netscape + * Communications Corporation. Portions created by Netscape are + * Copyright (C) 1998-2000 Netscape Communications Corporation. All + * Rights Reserved. + * + * Contributor(s): + * George Warner, Apple Computer Inc. + * Simon Fraser <sfraser@netscape.com> + * + * Alternatively, the contents of this file may be used under the + * terms of the GNU General Public License Version 2 or later (the + * "GPL"), in which case the provisions of the GPL are applicable + * instead of those above. If you wish to allow use of your + * version of this file only under the terms of the GPL and not to + * allow others to use your version of this file under the MPL, + * indicate your decision by deleting the provisions above and + * replace them with the notice and other provisions required by + * the GPL. If you do not delete the provisions above, a recipient + * may use your version of this file under either the MPL or the + * GPL. + */ + +#include "mdcriticalregion.h" + +/* + This code is a replacement for MPEnterCriticalRegion/MPLeaveCriticalRegion, + which is broken on Mac OS 10.0.x builds, but fixed in 10.1. This code works + everywhere. +*/ + + +typedef struct MDCriticalRegionData_struct { + MPTaskID mMPTaskID; /* Who's in the critical region? */ + UInt32 mDepthCount; /* How deep? */ + MPSemaphoreID mMPSemaphoreID; /* ready semaphore */ +} MDCriticalRegionData, *MDCriticalRegionDataPtr; + + +OSStatus +MD_CriticalRegionCreate(MDCriticalRegionID * outCriticalRegionID) +{ + MDCriticalRegionDataPtr newCriticalRegionPtr; + MPSemaphoreID mpSemaphoreID; + OSStatus err = noErr; + + if (outCriticalRegionID == NULL) + return paramErr; + + *outCriticalRegionID = NULL; + + newCriticalRegionPtr = (MDCriticalRegionDataPtr)MPAllocateAligned(sizeof(MDCriticalRegionData), + kMPAllocateDefaultAligned, kMPAllocateClearMask); + if (newCriticalRegionPtr == NULL) + return memFullErr; + + // Note: this semaphore is pre-fired (ready!) + err = MPCreateBinarySemaphore(&mpSemaphoreID); + if (err == noErr) + { + newCriticalRegionPtr->mMPTaskID = kInvalidID; + newCriticalRegionPtr->mDepthCount = 0; + newCriticalRegionPtr->mMPSemaphoreID = mpSemaphoreID; + + *outCriticalRegionID = (MDCriticalRegionID)newCriticalRegionPtr; + } + else + { + MPFree((LogicalAddress)newCriticalRegionPtr); + } + + return err; +} + +OSStatus +MD_CriticalRegionDelete(MDCriticalRegionID inCriticalRegionID) +{ + MDCriticalRegionDataPtr criticalRegion = (MDCriticalRegionDataPtr)inCriticalRegionID; + OSStatus err = noErr; + + if (criticalRegion == NULL) + return paramErr; + + if ((criticalRegion->mMPTaskID != kInvalidID) && (criticalRegion->mDepthCount > 0)) + return kMPInsufficientResourcesErr; + + if (criticalRegion->mMPSemaphoreID != kInvalidID) + err = MPDeleteSemaphore(criticalRegion->mMPSemaphoreID); + if (noErr != err) return err; + + criticalRegion->mMPSemaphoreID = kInvalidID; + MPFree((LogicalAddress) criticalRegion); + + return noErr; +} + +OSStatus +MD_CriticalRegionEnter(MDCriticalRegionID inCriticalRegionID, Duration inTimeout) +{ + MDCriticalRegionDataPtr criticalRegion = (MDCriticalRegionDataPtr)inCriticalRegionID; + MPTaskID currentTaskID = MPCurrentTaskID(); + OSStatus err = noErr; + + if (criticalRegion == NULL) + return paramErr; + + // if I'm inside the critical region... + if (currentTaskID == criticalRegion->mMPTaskID) + { + // bump my depth + criticalRegion->mDepthCount++; + // and continue + return noErr; + } + + // wait for the ready semaphore + err = MPWaitOnSemaphore(criticalRegion->mMPSemaphoreID, inTimeout); + // we didn't get it. return the error + if (noErr != err) return err; + + // we got it! + criticalRegion->mMPTaskID = currentTaskID; + criticalRegion->mDepthCount = 1; + + return noErr; +} + +OSStatus +MD_CriticalRegionExit(MDCriticalRegionID inCriticalRegionID) +{ + MDCriticalRegionDataPtr criticalRegion = (MDCriticalRegionDataPtr)inCriticalRegionID; + MPTaskID currentTaskID = MPCurrentTaskID(); + OSStatus err = noErr; + + // if we don't own the critical region... + if (currentTaskID != criticalRegion->mMPTaskID) + return kMPInsufficientResourcesErr; + + // if we aren't at a depth... + if (criticalRegion->mDepthCount == 0) + return kMPInsufficientResourcesErr; + + // un-bump my depth + criticalRegion->mDepthCount--; + + // if we just bottomed out... + if (criticalRegion->mDepthCount == 0) + { + // release ownership of the structure + criticalRegion->mMPTaskID = kInvalidID; + // and signal the ready semaphore + err = MPSignalSemaphore(criticalRegion->mMPSemaphoreID); + } + return err; +} + diff --git a/pr/src/md/mac/mdcriticalregion.h b/pr/src/md/mac/mdcriticalregion.h new file mode 100644 index 00000000..eba4c82b --- /dev/null +++ b/pr/src/md/mac/mdcriticalregion.h @@ -0,0 +1,56 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* + * The contents of this file are subject to the Mozilla Public + * License Version 1.1 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS + * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or + * implied. See the License for the specific language governing + * rights and limitations under the License. + * + * The Original Code is the Netscape Portable Runtime (NSPR). + * + * The Initial Developer of the Original Code is Netscape + * Communications Corporation. Portions created by Netscape are + * Copyright (C) 1998-2000 Netscape Communications Corporation. All + * Rights Reserved. + * + * Contributor(s): + * George Warner, Apple Computer Inc. + * Simon Fraser <sfraser@netscape.com> + * + * Alternatively, the contents of this file may be used under the + * terms of the GNU General Public License Version 2 or later (the + * "GPL"), in which case the provisions of the GPL are applicable + * instead of those above. If you wish to allow use of your + * version of this file only under the terms of the GPL and not to + * allow others to use your version of this file under the MPL, + * indicate your decision by deleting the provisions above and + * replace them with the notice and other provisions required by + * the GPL. If you do not delete the provisions above, a recipient + * may use your version of this file under either the MPL or the + * GPL. + */ + +#ifndef mdcriticalregion_h___ +#define mdcriticalregion_h___ + + +#ifndef __MULTIPROCESSING__ +#include <Multiprocessing.h> +#endif + +typedef struct OpaqueMDCriticalRegionID* MDCriticalRegionID; + +OSStatus MD_CriticalRegionCreate(MDCriticalRegionID * pMDCriticalRegionID); + +OSStatus MD_CriticalRegionDelete(MDCriticalRegionID pMDCriticalRegionID); + +OSStatus MD_CriticalRegionEnter(MDCriticalRegionID pMDCriticalRegionID, Duration pTimeout); + +OSStatus MD_CriticalRegionExit(MDCriticalRegionID pMDCriticalRegionID); + +#endif /* mdcriticalregion_h___ */ + diff --git a/pr/src/md/mac/mdmac.c b/pr/src/md/mac/mdmac.c index 8819492f..f7e9a4fa 100644 --- a/pr/src/md/mac/mdmac.c +++ b/pr/src/md/mac/mdmac.c @@ -288,6 +288,8 @@ void _MD_EarlyInit() { Handle environmentVariables; + INIT_CRITICAL_REGION(); + #if !defined(MAC_NSPR_STANDALONE) // MacintoshInitializeMemory(); Moved to mdmacmem.c: AllocateRawMemory(Size blockSize) #else @@ -374,6 +376,7 @@ void CleanupTermProc(void) _MD_StopInterrupts(); // deactive Time Manager task CLOSE_OPEN_TRANSPORT(); + TERM_CRITICAL_REGION(); __NSTerminate(); } diff --git a/pr/src/md/unix/unix_errors.c b/pr/src/md/unix/unix_errors.c index 7164675b..1ce52e68 100644 --- a/pr/src/md/unix/unix_errors.c +++ b/pr/src/md/unix/unix_errors.c @@ -383,9 +383,14 @@ void _MD_unix_map_rmdir_error(int err) PRErrorCode prError; switch (err) { + /* + * On AIX 4.3, ENOTEMPTY is defined as EEXIST. + */ +#if ENOTEMPTY != EEXIST case ENOTEMPTY: prError = PR_DIRECTORY_NOT_EMPTY_ERROR; break; +#endif case EEXIST: prError = PR_DIRECTORY_NOT_EMPTY_ERROR; break; diff --git a/pr/src/misc/prnetdb.c b/pr/src/misc/prnetdb.c index 22a15dae..c8d33900 100644 --- a/pr/src/misc/prnetdb.c +++ b/pr/src/misc/prnetdb.c @@ -84,7 +84,7 @@ PRLock *_pr_dnsLock = NULL; * an int. */ -#if defined(SOLARIS) \ +#if defined(SOLARIS) || (defined(BSDI) && defined(_REENTRANT)) \ || (defined(LINUX) && defined(_REENTRANT) \ && !(defined(__GLIBC__) && __GLIBC__ >= 2)) #define _PR_HAVE_GETPROTO_R diff --git a/pr/src/misc/prtime.c b/pr/src/misc/prtime.c index 33df013f..e31ba74b 100644 --- a/pr/src/misc/prtime.c +++ b/pr/src/misc/prtime.c @@ -1583,12 +1583,13 @@ PR_ParseTimeString( secs = mktime(&localTime); if (secs != (time_t) -1) { -#if defined(XP_MAC) +#if defined(XP_MAC) && (__MSL__ < 0x6000) /* * The mktime() routine in MetroWerks MSL C * Runtime library returns seconds since midnight, - * 1 Jan. 1900, not 1970. So we need to adjust - * its return value to the NSPR epoch. + * 1 Jan. 1900, not 1970 - in versions of MSL (Metrowerks Standard + * Library) prior to version 6. Only for older versions of + * MSL do we adjust the value of secs to the NSPR epoch */ secs -= ((365 * 70UL) + 17) * 24 * 60 * 60; #endif diff --git a/pr/src/pthreads/ptsynch.c b/pr/src/pthreads/ptsynch.c index ecf69a1a..4400e8df 100644 --- a/pr/src/pthreads/ptsynch.c +++ b/pr/src/pthreads/ptsynch.c @@ -444,6 +444,8 @@ PR_IMPLEMENT(PRMonitor*) PR_NewMonitor(void) rv = _PT_PTHREAD_MUTEX_INIT(mon->lock.mutex, _pt_mattr); PR_ASSERT(0 == rv); + _PT_PTHREAD_INVALIDATE_THR_HANDLE(mon->owner); + mon->cvar = cvar; rv = _PT_PTHREAD_COND_INIT(mon->cvar->cv, _pt_cvar_attr); PR_ASSERT(0 == rv); @@ -484,42 +486,43 @@ PR_IMPLEMENT(void) PR_DestroyMonitor(PRMonitor *mon) */ PR_IMPLEMENT(PRInt32) PR_GetMonitorEntryCount(PRMonitor *mon) { - PRThread *self = PR_GetCurrentThread(); - if (mon->owner == self) + pthread_t self = pthread_self(); + if (pthread_equal(mon->owner, self)) return mon->entryCount; return 0; } PR_IMPLEMENT(void) PR_EnterMonitor(PRMonitor *mon) { - PRThread *self = PR_GetCurrentThread(); + pthread_t self = pthread_self(); PR_ASSERT(mon != NULL); /* - * This is safe only if mon->owner (a PRThread*) can be - * read in one instruction. + * This is safe only if mon->owner (a pthread_t) can be + * read in one instruction. Perhaps mon->owner should be + * a "PRThread *"? */ - if (mon->owner != self) + if (!pthread_equal(mon->owner, self)) { PR_Lock(&mon->lock); /* and now I have the lock */ PR_ASSERT(0 == mon->entryCount); - PR_ASSERT(NULL == mon->owner); - mon->owner = self; + PR_ASSERT(_PT_PTHREAD_THR_HANDLE_IS_INVALID(mon->owner)); + _PT_PTHREAD_COPY_THR_HANDLE(self, mon->owner); } mon->entryCount += 1; } /* PR_EnterMonitor */ PR_IMPLEMENT(PRStatus) PR_ExitMonitor(PRMonitor *mon) { - PRThread *self = PR_GetCurrentThread(); + pthread_t self = pthread_self(); PR_ASSERT(mon != NULL); /* The lock better be that - locked */ PR_ASSERT(_PT_PTHREAD_MUTEX_IS_LOCKED(mon->lock.mutex)); /* we'd better be the owner */ - PR_ASSERT(mon->owner == self); - if (mon->owner != self) + PR_ASSERT(pthread_equal(mon->owner, self)); + if (!pthread_equal(mon->owner, self)) return PR_FAILURE; /* if it's locked and we have it, then the entries should be > 0 */ @@ -528,7 +531,7 @@ PR_IMPLEMENT(PRStatus) PR_ExitMonitor(PRMonitor *mon) if (mon->entryCount == 0) { /* and if it transitioned to zero - unlock */ - mon->owner = NULL; /* make the owner unknown */ + _PT_PTHREAD_INVALIDATE_THR_HANDLE(mon->owner); /* make the owner unknown */ PR_Unlock(&mon->lock); } return PR_SUCCESS; @@ -538,7 +541,7 @@ PR_IMPLEMENT(PRStatus) PR_Wait(PRMonitor *mon, PRIntervalTime timeout) { PRStatus rv; PRInt16 saved_entries; - PRThread *saved_owner; + pthread_t saved_owner; PR_ASSERT(mon != NULL); /* we'd better be locked */ @@ -546,19 +549,19 @@ PR_IMPLEMENT(PRStatus) PR_Wait(PRMonitor *mon, PRIntervalTime timeout) /* and the entries better be positive */ PR_ASSERT(mon->entryCount > 0); /* and it better be by us */ - PR_ASSERT(mon->owner == PR_GetCurrentThread()); + PR_ASSERT(pthread_equal(mon->owner, pthread_self())); /* tuck these away 'till later */ saved_entries = mon->entryCount; mon->entryCount = 0; - saved_owner = mon->owner; - mon->owner = NULL; + _PT_PTHREAD_COPY_THR_HANDLE(mon->owner, saved_owner); + _PT_PTHREAD_INVALIDATE_THR_HANDLE(mon->owner); rv = PR_WaitCondVar(mon->cvar, timeout); /* reinstate the intresting information */ mon->entryCount = saved_entries; - mon->owner = saved_owner; + _PT_PTHREAD_COPY_THR_HANDLE(saved_owner, mon->owner); return rv; } /* PR_Wait */ @@ -571,7 +574,7 @@ PR_IMPLEMENT(PRStatus) PR_Notify(PRMonitor *mon) /* and the entries better be positive */ PR_ASSERT(mon->entryCount > 0); /* and it better be by us */ - PR_ASSERT(mon->owner == PR_GetCurrentThread()); + PR_ASSERT(pthread_equal(mon->owner, pthread_self())); pt_PostNotifyToCvar(mon->cvar, PR_FALSE); @@ -586,7 +589,7 @@ PR_IMPLEMENT(PRStatus) PR_NotifyAll(PRMonitor *mon) /* and the entries better be positive */ PR_ASSERT(mon->entryCount > 0); /* and it better be by us */ - PR_ASSERT(mon->owner == PR_GetCurrentThread()); + PR_ASSERT(pthread_equal(mon->owner, pthread_self())); pt_PostNotifyToCvar(mon->cvar, PR_TRUE); |