cd builtin could break IO redirection

- fix segfault when handling a trap
- exporting fixed with variable corrupted its data
- and more fixes
This commit is contained in:
Michal Hlavinka 2015-03-30 16:22:17 +02:00
parent 8608bfdbea
commit d92eec91a3
5 changed files with 179 additions and 113 deletions

View File

@ -1,6 +1,6 @@
diff -up ksh-20120801/src/cmd/ksh93/include/jobs.h.crash ksh-20120801/src/cmd/ksh93/include/jobs.h diff -up ksh-20120801/src/cmd/ksh93/include/jobs.h.crash ksh-20120801/src/cmd/ksh93/include/jobs.h
--- ksh-20120801/src/cmd/ksh93/include/jobs.h.crash 2014-07-22 11:48:57.205062905 +0200 --- ksh-20120801/src/cmd/ksh93/include/jobs.h.crash 2014-07-16 17:32:03.570057304 +0200
+++ ksh-20120801/src/cmd/ksh93/include/jobs.h 2014-07-22 11:48:57.243062711 +0200 +++ ksh-20120801/src/cmd/ksh93/include/jobs.h 2014-07-16 17:32:03.600057172 +0200
@@ -118,6 +118,7 @@ struct jobs @@ -118,6 +118,7 @@ struct jobs
char jobcontrol; /* turned on for real job control */ char jobcontrol; /* turned on for real job control */
char waitsafe; /* wait will not block */ char waitsafe; /* wait will not block */
@ -10,8 +10,8 @@ diff -up ksh-20120801/src/cmd/ksh93/include/jobs.h.crash ksh-20120801/src/cmd/ks
unsigned char *freejobs; /* free jobs numbers */ unsigned char *freejobs; /* free jobs numbers */
#if SHOPT_COSHELL #if SHOPT_COSHELL
diff -up ksh-20120801/src/cmd/ksh93/sh/jobs.c.crash ksh-20120801/src/cmd/ksh93/sh/jobs.c diff -up ksh-20120801/src/cmd/ksh93/sh/jobs.c.crash ksh-20120801/src/cmd/ksh93/sh/jobs.c
--- ksh-20120801/src/cmd/ksh93/sh/jobs.c.crash 2014-07-22 11:48:57.190062982 +0200 --- ksh-20120801/src/cmd/ksh93/sh/jobs.c.crash 2014-07-16 17:32:03.554057375 +0200
+++ ksh-20120801/src/cmd/ksh93/sh/jobs.c 2014-07-22 11:48:57.243062711 +0200 +++ ksh-20120801/src/cmd/ksh93/sh/jobs.c 2014-07-16 17:32:03.600057172 +0200
@@ -1957,6 +1957,7 @@ again: @@ -1957,6 +1957,7 @@ again:
{ {
count = bp->count; count = bp->count;
@ -21,8 +21,8 @@ diff -up ksh-20120801/src/cmd/ksh93/sh/jobs.c.crash ksh-20120801/src/cmd/ksh93/s
} }
if(jp) if(jp)
diff -up ksh-20120801/src/cmd/ksh93/sh/subshell.c.crash ksh-20120801/src/cmd/ksh93/sh/subshell.c diff -up ksh-20120801/src/cmd/ksh93/sh/subshell.c.crash ksh-20120801/src/cmd/ksh93/sh/subshell.c
--- ksh-20120801/src/cmd/ksh93/sh/subshell.c.crash 2014-07-22 11:48:57.234062758 +0200 --- ksh-20120801/src/cmd/ksh93/sh/subshell.c.crash 2014-07-16 17:32:03.593057203 +0200
+++ ksh-20120801/src/cmd/ksh93/sh/subshell.c 2014-07-22 11:54:04.164491483 +0200 +++ ksh-20120801/src/cmd/ksh93/sh/subshell.c 2014-07-16 17:32:03.600057172 +0200
@@ -492,6 +492,7 @@ Sfio_t *sh_subshell(Shell_t *shp,Shnode_ @@ -492,6 +492,7 @@ Sfio_t *sh_subshell(Shell_t *shp,Shnode_
struct sh_scoped savst; struct sh_scoped savst;
struct dolnod *argsav=0; struct dolnod *argsav=0;
@ -47,12 +47,12 @@ diff -up ksh-20120801/src/cmd/ksh93/sh/subshell.c.crash ksh-20120801/src/cmd/ksh
else else
{ {
+ job.hack1_waitall=0; + job.hack1_waitall=0;
if(comsub!=1 && shp->spid) /* move tmp file to iop and restore sfstdout */
{ iop = sfswap(sfstdout,NIL(Sfio_t*));
job_wait(shp->spid); if(!iop)
diff -up ksh-20120801/src/cmd/ksh93/sh/xec.c.crash ksh-20120801/src/cmd/ksh93/sh/xec.c diff -up ksh-20120801/src/cmd/ksh93/sh/xec.c.crash ksh-20120801/src/cmd/ksh93/sh/xec.c
--- ksh-20120801/src/cmd/ksh93/sh/xec.c.crash 2014-07-22 11:48:57.228062787 +0200 --- ksh-20120801/src/cmd/ksh93/sh/xec.c.crash 2014-07-16 17:32:03.587057230 +0200
+++ ksh-20120801/src/cmd/ksh93/sh/xec.c 2014-07-22 11:48:57.245062700 +0200 +++ ksh-20120801/src/cmd/ksh93/sh/xec.c 2014-07-16 17:32:03.601057168 +0200
@@ -2125,7 +2125,7 @@ int sh_exec(register const Shnode_t *t, @@ -2125,7 +2125,7 @@ int sh_exec(register const Shnode_t *t,
memset(exitval,0,job.waitall*sizeof(int)); memset(exitval,0,job.waitall*sizeof(int));
} }

View File

@ -1,6 +1,6 @@
diff -up ksh-20120801/src/cmd/ksh93/sh/macro.c.fd2lost ksh-20120801/src/cmd/ksh93/sh/macro.c diff -up ksh-20120801/src/cmd/ksh93/sh/macro.c.orig ksh-20120801/src/cmd/ksh93/sh/macro.c
--- ksh-20120801/src/cmd/ksh93/sh/macro.c.fd2lost 2014-01-22 16:23:21.211658984 +0100 --- ksh-20120801/src/cmd/ksh93/sh/macro.c.orig 2013-12-09 13:13:22.153525239 +0100
+++ ksh-20120801/src/cmd/ksh93/sh/macro.c 2014-01-22 16:23:21.243658703 +0100 +++ ksh-20120801/src/cmd/ksh93/sh/macro.c 2013-12-09 13:20:58.144635385 +0100
@@ -391,7 +391,7 @@ void sh_machere(Shell_t *shp,Sfio_t *inf @@ -391,7 +391,7 @@ void sh_machere(Shell_t *shp,Sfio_t *inf
break; break;
} }
@ -19,9 +19,24 @@ diff -up ksh-20120801/src/cmd/ksh93/sh/macro.c.fd2lost ksh-20120801/src/cmd/ksh9
return(1); return(1);
case S_DIG: case S_DIG:
var = 0; var = 0;
diff -up ksh-20120801/src/cmd/ksh93/sh/subshell.c.fd2lost ksh-20120801/src/cmd/ksh93/sh/subshell.c @@ -2152,10 +2152,12 @@ static void comsubst(Mac_t *mp,register
--- ksh-20120801/src/cmd/ksh93/sh/subshell.c.fd2lost 2014-01-22 16:23:21.222658887 +0100 mp->ifsp = nv_getval(np);
+++ ksh-20120801/src/cmd/ksh93/sh/subshell.c 2014-01-22 16:23:21.243658703 +0100 stkset(stkp,savptr,savtop);
newlines = 0;
- if(type/*==3 - don't break `` vs $() */ && mp->shp->spid)
+ if(type==3 && mp->shp->spid)
{
job_wait(mp->shp->spid);
- mp->shp->spid = 0;
+ if(mp->shp->pipepid==mp->shp->spid)
+ mp->shp->spid = 0;
+ mp->shp->pipepid = 0;
}
sfsetbuf(sp,(void*)sp,0);
bufsize = sfvalue(sp);
diff -up ksh-20120801/src/cmd/ksh93/sh/subshell.c.anotherfix ksh-20120801/src/cmd/ksh93/sh/subshell.c
--- ksh-20120801/src/cmd/ksh93/sh/subshell.c.anotherfix 2014-01-20 14:43:46.410416327 +0100
+++ ksh-20120801/src/cmd/ksh93/sh/subshell.c 2014-01-20 14:43:46.444416042 +0100
@@ -122,7 +122,8 @@ void sh_subtmpfile(Shell_t *shp) @@ -122,7 +122,8 @@ void sh_subtmpfile(Shell_t *shp)
else if(errno!=EBADF) else if(errno!=EBADF)
errormsg(SH_DICT,ERROR_system(1),e_toomany); errormsg(SH_DICT,ERROR_system(1),e_toomany);
@ -32,33 +47,10 @@ diff -up ksh-20120801/src/cmd/ksh93/sh/subshell.c.fd2lost ksh-20120801/src/cmd/k
if((fd=sffileno(sfstdout))<0) if((fd=sffileno(sfstdout))<0)
{ {
/* unable to create the /tmp file so use a pipe */ /* unable to create the /tmp file so use a pipe */
@@ -635,6 +636,13 @@ Sfio_t *sh_subshell(Shell_t *shp,Shnode_ diff -up ksh-20120801/src/cmd/ksh93/sh/xec.c.anotherfix ksh-20120801/src/cmd/ksh93/sh/xec.c
} --- ksh-20120801/src/cmd/ksh93/sh/xec.c.anotherfix 2014-01-20 14:47:30.527524008 +0100
else +++ ksh-20120801/src/cmd/ksh93/sh/xec.c 2014-01-20 14:47:30.563523703 +0100
{ @@ -1773,7 +1773,11 @@ int sh_exec(register const Shnode_t *t,
+ if(comsub!=1 && shp->spid)
+ {
+ job_wait(shp->spid);
+ if(shp->pipepid==shp->spid)
+ shp->spid = 0;
+ shp->pipepid = 0;
+ }
/* move tmp file to iop and restore sfstdout */
iop = sfswap(sfstdout,NIL(Sfio_t*));
if(!iop)
diff -up ksh-20120801/src/cmd/ksh93/sh/xec.c.fd2lost ksh-20120801/src/cmd/ksh93/sh/xec.c
--- ksh-20120801/src/cmd/ksh93/sh/xec.c.fd2lost 2014-01-22 16:23:21.237658756 +0100
+++ ksh-20120801/src/cmd/ksh93/sh/xec.c 2014-01-22 16:38:36.374666019 +0100
@@ -1756,6 +1756,8 @@ int sh_exec(register const Shnode_t *t,
nlock--;
job_unlock();
}
+ if(shp->subshell)
+ shp->spid = parent;
if(type&FPCL)
sh_close(shp->inpipe[0]);
if(type&(FCOOP|FAMP))
@@ -1771,7 +1773,11 @@ int sh_exec(register const Shnode_t *t,
if(shp->pipepid) if(shp->pipepid)
shp->pipepid = parent; shp->pipepid = parent;
else else

View File

@ -1,5 +1,5 @@
diff -up ksh-20120801/src/cmd/ksh93/sh/io.c.tryfix01 ksh-20120801/src/cmd/ksh93/sh/io.c diff -up ksh-20120801/src/cmd/ksh93/sh/io.c.filecombsubst ksh-20120801/src/cmd/ksh93/sh/io.c
--- ksh-20120801/src/cmd/ksh93/sh/io.c.tryfix01 2014-02-26 16:15:52.355391420 +0100 --- ksh-20120801/src/cmd/ksh93/sh/io.c.filecombsubst 2014-02-26 16:15:52.355391420 +0100
+++ ksh-20120801/src/cmd/ksh93/sh/io.c 2014-02-26 16:23:55.588148801 +0100 +++ ksh-20120801/src/cmd/ksh93/sh/io.c 2014-02-26 16:23:55.588148801 +0100
@@ -1326,6 +1326,7 @@ int sh_redirect(Shell_t *shp,struct iono @@ -1326,6 +1326,7 @@ int sh_redirect(Shell_t *shp,struct iono
if(flag==SH_SHOWME) if(flag==SH_SHOWME)

View File

@ -176,3 +176,30 @@ diff -up ksh-20120801/src/cmd/ksh93/sh/xec.c.macro ksh-20120801/src/cmd/ksh93/sh
#if 0 #if 0
nv_putval(SH_FUNNAMENOD,shp->st.funname,NV_NOFREE); nv_putval(SH_FUNNAMENOD,shp->st.funname,NV_NOFREE);
#else #else
diff -up ksh-20120801/src/cmd/ksh93/sh/macro.c.orig ksh-20120801/src/cmd/ksh93/sh/macro.c
--- ksh-20120801/src/cmd/ksh93/sh/macro.c.orig 2012-06-29 20:05:47.000000000 +0200
+++ ksh-20120801/src/cmd/ksh93/sh/macro.c 2013-08-12 18:06:17.291843164 +0200
@@ -2152,6 +2152,11 @@ static void comsubst(Mac_t *mp,register
mp->ifsp = nv_getval(np);
stkset(stkp,savptr,savtop);
newlines = 0;
+ if(type/*==3 - don't break `` vs $() */ && mp->shp->spid)
+ {
+ job_wait(mp->shp->spid);
+ mp->shp->spid = 0;
+ }
sfsetbuf(sp,(void*)sp,0);
bufsize = sfvalue(sp);
/* read command substitution output and put on stack or here-doc */
diff -up ksh-20120801/src/cmd/ksh93/sh/xec.c.orig ksh-20120801/src/cmd/ksh93/sh/xec.c
--- ksh-20120801/src/cmd/ksh93/sh/xec.c.orig 2013-08-12 18:06:57.567497226 +0200
+++ ksh-20120801/src/cmd/ksh93/sh/xec.c 2013-08-12 18:20:36.443454280 +0200
@@ -1734,6 +1734,8 @@ int sh_exec(register const Shnode_t *t,
nlock--;
job_unlock();
}
+ if(shp->subshell)
+ shp->spid = parent;
if(type&FPCL)
sh_close(shp->inpipe[0]);
if(type&(FCOOP|FAMP))

181
ksh.spec
View File

@ -9,7 +9,7 @@ Group: System Environment/Shells
#CPL everywhere else (for KSH itself) #CPL everywhere else (for KSH itself)
License: CPL License: CPL
Version: %{releasedate} Version: %{releasedate}
Release: 23%{?dist} Release: 24%{?dist}
Source0: http://www.research.att.com/~gsf/download/tgz/ast-ksh.%{release_date}.tgz Source0: http://www.research.att.com/~gsf/download/tgz/ast-ksh.%{release_date}.tgz
Source1: http://www.research.att.com/~gsf/download/tgz/INIT.%{release_date}.tgz Source1: http://www.research.att.com/~gsf/download/tgz/INIT.%{release_date}.tgz
Source2: kshcomp.conf Source2: kshcomp.conf
@ -68,58 +68,87 @@ Patch32: ksh-20100621-manfix3.patch
# rhbz#1016611 # rhbz#1016611
Patch33: ksh-20120801-nomulti.patch Patch33: ksh-20120801-nomulti.patch
# for ksh <= 2014-01-14, rhbz# # from upstream, rhbz#1036802
Patch34: ksh-20120801-mtty.patch Patch34: ksh-20120801-fd2lost.patch
# from upstream, rbzh#1048272 # for ksh <= 2014-01-14, rhbz#1036470
Patch35: ksh-20120801-fd2lost.patch Patch35: ksh-20120801-memlik3.patch
# sent upstream 2014-01, rhbz#1047507 # for ksh <= 2014-03-04, rhbz#1066589
Patch36: ksh-20120801-argvfix.patch Patch36: ksh-20120801-filecomsubst.patch
# for ksh <= 2014-01-14, rhbz#1048995 # for ksh <= 2014-04-05, rhbz#825520
Patch37: ksh-20120801-memlik3.patch Patch37: ksh-20120801-crash.patch
# for ksh < 2013-03-19, rhbz#1075635
Patch38: ksh-20120801-sufix.patch
# for ksh < 2014-03, rhbz#1047506
Patch39: ksh-20120801-argvfix.patch
# sent upstream, rhbz#1078698
Patch40: ksh-20140301-fikspand.patch
# for ksh < 2014-04-15, rhbz#1070350
Patch41: ksh-20120801-roundit.patch
# for ksh < 2014-04-15, rhbz#1036931
Patch42: ksh-20120801-heresub.patch
# not included upstream yet, rhbz#1062296
Patch43: ksh-20140415-hokaido.patch
# for ksh < 20121004, rhbz#1083713
Patch44: ksh-20120801-tpstl.patch
# for ksh <= 20120214, rhbz#1023109
Patch45: ksh-20120801-mtty.patch
# sent upstream, rhbz#1019334
Patch46: ksh-20120801-manfix4.patch
# not upstream yet, rhbz#1105138
Patch47: ksh-20120801-fununset.patch
# not upstream yet, rhbz#1102627
Patch48: ksh-20120801-cdfix3.patch
# sent upstream, rhbz#1112306
Patch49: ksh-20120801-locking.patch
# for ksh <= 2013-06-13, rhbz#1133582
Patch50: ksh-20130613-cdfix4.patch
Patch51: ksh-20120801-retfix.patch
# not upstream yet, rhbz#1147645
Patch52: ksh-20120801-oldenvinit.patch
# not upstream yet, rhbz#1160923
Patch53: ksh-20120801-noexeccdfix.patch
# sent upstream, for ksh <= 2014-09-30, rhbz#1168611
Patch54: ksh-20120801-cdfork.patch
# from upsteam, for ksh < 2012-10-04, rhbz#1173668
Patch55: ksh-20120801-emptyarrayinit.patch
# not upstream yet, rhbz#1188377
Patch56: ksh-20120801-xufix.patch
# sent upstream, for ksh <= 2015-02-10, rhbz#1189294
Patch57: ksh-20120801-assoc-unset-leak.patch
# sent upstream, for ksh <= 2014-12-18, rhbz#1176670
Patch58: ksh-20120801-alarmifs.patch
# not yet upstream, rhbz#1116072
Patch59: ksh-20140929-safefd.patch
# workaround, for ksh < 2013-05-24, rhbz#1117404
Patch60: ksh-20120801-trapcom.patch
# for ksh <= 2013-04-09, rhbz#960371 # for ksh <= 2013-04-09, rhbz#960371
Patch38: ksh-20120801-lexfix.patch Patch61: ksh-20120801-lexfix.patch
# not yet upstream, for ksh <= 2014-02-26, rhbz#1070328
Patch39: ksh-20120801-filecomsubst.patch
# for ksh <= 2014-06-25, rhbz#825520,rhbz#1084406
Patch40: ksh-20120801-crash.patch
# for ksh < 2013-03-19, rhbz#1085385
Patch41: ksh-20120801-sufix.patch
# sent upstream, rhbz#1099935
Patch42: ksh-20140301-fikspand.patch
# for ksh < 2014-04-15, rhbz#1070871
Patch43: ksh-20120801-roundit.patch
# for ksh < 2014-04-15, rhbz#1111120
Patch44: ksh-20120801-heresub.patch
# not included upstream yet, rhbz#1077090
Patch45: ksh-20140415-hokaido.patch
# for ksh < 2012-10-04, rhbz#1121960
Patch46: ksh-20120801-tpstl.patch
# sent upstream, rhbz#1100215
Patch47: ksh-20120801-manfix4.patch
# not upstream yet, rhbz#1100215
Patch48: ksh-20120801-fununset.patch
# for ksh < 2014-06-25, rhbz#1109893
Patch49: ksh-20120801-cdfix3.patch
# sent upstream, rhbz#1116506
Patch50: ksh-20120801-locking.patch
Patch51: ksh-20130613-cdfix4.patch
Patch52: ksh-20120801-xufix.patch
BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n) BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
Conflicts: pdksh Conflicts: pdksh
@ -158,25 +187,34 @@ with "sh" (the Bourne Shell).
%patch31 -p1 -b .covsfix %patch31 -p1 -b .covsfix
%patch32 -p1 -b .manfix3 %patch32 -p1 -b .manfix3
%patch33 -p1 -b .nomulti %patch33 -p1 -b .nomulti
%patch34 -p1 -b .mtty %patch34 -p1 -b .fd2lost
%patch35 -p1 -b .fd2lost %patch35 -p1 -b .memlik3
%patch36 -p1 -b .argvfix %patch36 -p1 -b .filecomsubst
%patch37 -p1 -b .memlik3 %patch37 -p1 -b .crash
%patch38 -p1 -b .lexfix %patch38 -p1 -b .sufix
%patch39 -p1 -b .filecomsubst %patch39 -p1 -b .argvfix
%patch40 -p1 -b .crash %patch40 -p1 -b .fikspand
%patch41 -p1 -b .sufix %patch41 -p1 -b .roundit
%patch42 -p1 -b .fikspand %patch42 -p1 -b .heresub
%patch43 -p1 -b .roundit %patch43 -p1 -b .hokaido
%patch44 -p1 -b .heresub %patch44 -p1 -b .tpstl
%patch45 -p1 -b .hokaido %patch45 -p1 -b .mtty
%patch46 -p1 -b .tpstl %patch46 -p1 -b .manfix4
%patch47 -p1 -b .manfix4 %patch47 -p1 -b .fununset
%patch48 -p1 -b .fununset %patch48 -p1 -b .cdfix3
%patch49 -p1 -b .cdfix3 %patch49 -p1 -b .locking
%patch50 -p1 -b .locking %patch50 -p1 -b .cdfix4
%patch51 -p1 -b .cdfix4 %patch51 -p1 -b .retfix
%patch52 -p1 -b .xufix %patch52 -p1 -b .oldenvinit
%patch53 -p1 -b .noexeccdfix
%patch54 -p1 -b .cdfork
%patch55 -p1 -b .emptyarrayinit
%patch56 -p1 -b .xufix
%patch57 -p1 -b .assoc-unset-leak
%patch58 -p1 -b .alarmifs
%patch59 -p1 -b .safefd
%patch60 -p1 -b .trapcom
%patch61 -p1 -b .lexfix
#/dev/fd test does not work because of mock #/dev/fd test does not work because of mock
sed -i 's|ls /dev/fd|ls /proc/self/fd|' src/cmd/ksh93/features/options sed -i 's|ls /dev/fd|ls /proc/self/fd|' src/cmd/ksh93/features/options
@ -184,6 +222,9 @@ sed -i 's|ls /dev/fd|ls /proc/self/fd|' src/cmd/ksh93/features/options
# sh/main.c was not using CCFLAGS # sh/main.c was not using CCFLAGS
sed -i '/-c sh\/main.c/s|${mam_cc_FLAGS} |${mam_cc_FLAGS} ${CCFLAGS} |p' src/cmd/ksh93/Mamfile sed -i '/-c sh\/main.c/s|${mam_cc_FLAGS} |${mam_cc_FLAGS} ${CCFLAGS} |p' src/cmd/ksh93/Mamfile
# disable register for debugging
sed -i 1i"#define register" src/lib/libast/include/ast.h
%build %build
XTRAFLAGS="" XTRAFLAGS=""
for f in -Wno-unknown-pragmas -Wno-missing-braces -Wno-unused-result -Wno-return-type -Wno-int-to-pointer-cast -Wno-parentheses -Wno-unused -Wno-unused-but-set-variable -Wno-cpp -P for f in -Wno-unknown-pragmas -Wno-missing-braces -Wno-unused-result -Wno-return-type -Wno-int-to-pointer-cast -Wno-parentheses -Wno-unused -Wno-unused-but-set-variable -Wno-cpp -P
@ -277,6 +318,12 @@ fi
rm -rf $RPM_BUILD_ROOT rm -rf $RPM_BUILD_ROOT
%changelog %changelog
* Mon Mar 30 2015 Michal Hlavinka <mhlavink@redhat.com> - 20120801-24
- cd builtin could break IO redirection
- fix segfault when handling a trap
- exporting fixed with variable corrupted its data
- and more fixes
* Fri Mar 06 2015 Michal Hlavinka <mhlavink@redhat.com> - 20120801-23 * Fri Mar 06 2015 Michal Hlavinka <mhlavink@redhat.com> - 20120801-23
- exporting fixed with variable corrupted its data (#1192027) - exporting fixed with variable corrupted its data (#1192027)