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-rw-r--r--source/ap/ksh93/patches/ksh-20120801-macro.patch205
1 files changed, 205 insertions, 0 deletions
diff --git a/source/ap/ksh93/patches/ksh-20120801-macro.patch b/source/ap/ksh93/patches/ksh-20120801-macro.patch
new file mode 100644
index 000000000..ca8024ef7
--- /dev/null
+++ b/source/ap/ksh93/patches/ksh-20120801-macro.patch
@@ -0,0 +1,205 @@
+diff -up ksh-20120801/src/cmd/ksh93/include/io.h.macro ksh-20120801/src/cmd/ksh93/include/io.h
+--- ksh-20120801/src/cmd/ksh93/include/io.h.macro 2012-07-18 16:12:38.000000000 +0200
++++ ksh-20120801/src/cmd/ksh93/include/io.h 2013-07-04 16:14:05.809595966 +0200
+@@ -81,6 +81,7 @@ extern void sh_iosave(Shell_t *, int,in
+ extern int sh_iovalidfd(Shell_t*, int);
+ extern int sh_inuse(Shell_t*, int);
+ extern void sh_iounsave(Shell_t*);
++extern void iounpipe(Shell_t*);
+ extern int sh_chkopen(const char*);
+ extern int sh_ioaccess(int,int);
+ extern int sh_devtofd(const char*);
+diff -up ksh-20120801/src/cmd/ksh93/sh/subshell.c.macro ksh-20120801/src/cmd/ksh93/sh/subshell.c
+--- ksh-20120801/src/cmd/ksh93/sh/subshell.c.macro 2013-07-04 16:14:05.783595751 +0200
++++ ksh-20120801/src/cmd/ksh93/sh/subshell.c 2013-07-04 16:15:46.673432991 +0200
+@@ -171,7 +171,7 @@ void sh_subfork(void)
+ {
+ register struct subshell *sp = subshell_data;
+ Shell_t *shp = sp->shp;
+- int curenv = shp->curenv;
++ int curenv = shp->curenv, comsub=shp->comsub;
+ pid_t pid;
+ char *trap = shp->st.trapcom[0];
+ if(trap)
+@@ -204,7 +204,7 @@ void sh_subfork(void)
+ shp->comsub = 0;
+ SH_SUBSHELLNOD->nvalue.s = 0;
+ sp->subpid=0;
+- shp->st.trapcom[0] = trap;
++ shp->st.trapcom[0] = (comsub==2?NULL:trap);
+ shp->savesig = 0;
+ }
+ }
+@@ -743,7 +743,6 @@ Sfio_t *sh_subshell(Shell_t *shp,Shnode_
+ fchdir(shp->pwdfd);
+ }
+ shp->subshare = sp->subshare;
+- shp->comsub = sp->comsub;
+ shp->subdup = sp->subdup;
+ #if SHOPT_COSHELL
+ shp->coshell = sp->coshell;
+@@ -773,7 +772,12 @@ Sfio_t *sh_subshell(Shell_t *shp,Shnode_
+ if(nsig>0)
+ kill(getpid(),nsig);
+ if(sp->subpid)
++ {
+ job_wait(sp->subpid);
++ if(comsub>1)
++ iounpipe(shp);
++ }
++ shp->comsub = sp->comsub;
+ if(comsub && iop && sp->pipefd<0)
+ sfseek(iop,(off_t)0,SEEK_SET);
+ if(shp->trapnote)
+diff -up ksh-20120801/src/cmd/ksh93/sh/xec.c.macro ksh-20120801/src/cmd/ksh93/sh/xec.c
+--- ksh-20120801/src/cmd/ksh93/sh/xec.c.macro 2013-07-04 16:14:05.800595891 +0200
++++ ksh-20120801/src/cmd/ksh93/sh/xec.c 2013-07-04 16:14:05.810595975 +0200
+@@ -102,11 +102,11 @@ struct funenv
+ * temp file.
+ */
+ static int subpipe[3],subdup,tsetio,usepipe;
+-static void iounpipe(Shell_t*);
++void iounpipe(Shell_t*);
+
+-static int iousepipe(Shell_t *shp)
++int iousepipe(Shell_t *shp)
+ {
+- int i;
++ int fd=sffileno(sfstdout),i,err=errno;
+ if(usepipe)
+ {
+ usepipe++;
+@@ -115,13 +115,18 @@ static int iousepipe(Shell_t *shp)
+ if(sh_rpipe(subpipe) < 0)
+ return(0);
+ usepipe++;
+- fcntl(subpipe[0],F_SETFD,FD_CLOEXEC);
+- subpipe[2] = sh_fcntl(1,F_DUPFD,10);
+- fcntl(subpipe[2],F_SETFD,FD_CLOEXEC);
++ if(shp->comsub!=1)
++ {
++ subpipe[2] = sh_fcntl(subpipe[1],F_DUPFD,10);
++ sh_close(subpipe[1]);
++ return(1);
++ }
++ subpipe[2] = sh_fcntl(fd,F_dupfd_cloexec,10);
+ shp->fdstatus[subpipe[2]] = shp->fdstatus[1];
+- close(1);
+- fcntl(subpipe[1],F_DUPFD,1);
+- shp->fdstatus[1] = shp->fdstatus[subpipe[1]];
++ while(close(fd)<0 && errno==EINTR)
++ errno = err;
++ fcntl(subpipe[1],F_DUPFD,fd);
++ shp->fdstatus[1] = shp->fdstatus[subpipe[1]]&~IOCLEX;
+ sh_close(subpipe[1]);
+ if(subdup=shp->subdup) for(i=0; i < 10; i++)
+ {
+@@ -135,14 +140,23 @@ static int iousepipe(Shell_t *shp)
+ return(1);
+ }
+
+-static void iounpipe(Shell_t *shp)
++void iounpipe(Shell_t *shp)
+ {
+- int n;
++ int fd=sffileno(sfstdout),n,err=errno;
+ char buff[SF_BUFSIZE];
+- close(1);
+- fcntl(subpipe[2], F_DUPFD, 1);
+- shp->fdstatus[1] = shp->fdstatus[subpipe[2]];
++ if(!usepipe)
++ return;
+ --usepipe;
++ if(shp->comsub>1)
++ {
++ sh_close(subpipe[2]);
++ while(read(subpipe[0],buff,sizeof(buff))>0);
++ goto done;
++ }
++ while(close(fd)<0 && errno==EINTR)
++ errno = err;
++ fcntl(subpipe[2], F_DUPFD, fd);
++ shp->fdstatus[1] = shp->fdstatus[subpipe[2]];
+ if(subdup) for(n=0; n < 10; n++)
+ {
+ if(subdup&(1<<n))
+@@ -174,6 +188,7 @@ static void iounpipe(Shell_t *shp)
+ else if(errno!=EINTR)
+ break;
+ }
++done:
+ sh_close(subpipe[0]);
+ subpipe[0] = -1;
+ tsetio = 0;
+@@ -725,7 +740,7 @@ static void unset_instance(Namval_t *nq,
+ }
+
+ #if SHOPT_COSHELL
+-uintmax_t coused;
++static uintmax_t coused;
+ /*
+ * print out function definition
+ */
+@@ -1619,10 +1634,14 @@ int sh_exec(register const Shnode_t *t,
+ if(shp->subshell)
+ {
+ sh_subtmpfile(shp);
+- if(shp->comsub==1 && !(shp->fdstatus[1]&IONOSEEK))
+- unpipe=iousepipe(shp);
+ if((type&(FAMP|TFORK))==(FAMP|TFORK))
+- sh_subfork();
++ {
++ if(shp->comsub && !(shp->fdstatus[1]&IONOSEEK))
++ {
++ unpipe = iousepipe(shp);
++ sh_subfork();
++ }
++ }
+ }
+ no_fork = !ntflag && !(type&(FAMP|FPOU)) && !shp->subshell &&
+ !(shp->st.trapcom[SIGINT] && *shp->st.trapcom[SIGINT]) &&
+@@ -3495,8 +3514,7 @@ static void sh_funct(Shell_t *shp,Namval
+ struct funenv fun;
+ char *fname = nv_getval(SH_FUNNAMENOD);
+ struct Level *lp =(struct Level*)(SH_LEVELNOD->nvfun);
+- int level, pipepid=shp->pipepid, comsub=shp->comsub;
+- shp->comsub = 0;
++ int level, pipepid=shp->pipepid;
+ shp->pipepid = 0;
+ sh_stats(STAT_FUNCT);
+ if(!lp->hdr.disc)
+@@ -3539,7 +3557,6 @@ static void sh_funct(Shell_t *shp,Namval
+ lp->maxlevel = level;
+ SH_LEVELNOD->nvalue.s = lp->maxlevel;
+ shp->last_root = nv_dict(DOTSHNOD);
+- shp->comsub = comsub;
+ #if 0
+ nv_putval(SH_FUNNAMENOD,shp->st.funname,NV_NOFREE);
+ #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))
generated by cgit v1.2.3 (git 2.26.2) at 2024-04-23 14:51:00 +0000