Author: jilles Date: Sun Jan 10 16:31:28 2016 New Revision: 293635 URL: https://svnweb.freebsd.org/changeset/base/293635
Log: sh: Update associated state when restoring locals while leaving a function. Some variables like PATH call a function when modified. Make sure to call this also when leaving a function where such a variable was made local. Make sure to restore local variables before shellparam, so getopts state is not clobbered. Added: head/bin/sh/tests/builtins/local5.0 (contents, props changed) Modified: head/bin/sh/eval.c head/bin/sh/tests/builtins/Makefile head/bin/sh/var.c Modified: head/bin/sh/eval.c ============================================================================== --- head/bin/sh/eval.c Sun Jan 10 13:53:57 2016 (r293634) +++ head/bin/sh/eval.c Sun Jan 10 16:31:28 2016 (r293635) @@ -1039,12 +1039,12 @@ evalcommand(union node *cmd, int flags, reffunc(cmdentry.u.func); savehandler = handler; if (setjmp(jmploc.loc)) { - freeparam(&shellparam); - shellparam = saveparam; popredir(); unreffunc(cmdentry.u.func); poplocalvars(); localvars = savelocalvars; + freeparam(&shellparam); + shellparam = saveparam; funcnest--; handler = savehandler; longjmp(handler->loc, 1); Modified: head/bin/sh/tests/builtins/Makefile ============================================================================== --- head/bin/sh/tests/builtins/Makefile Sun Jan 10 13:53:57 2016 (r293634) +++ head/bin/sh/tests/builtins/Makefile Sun Jan 10 16:31:28 2016 (r293635) @@ -111,6 +111,7 @@ FILES+= local1.0 FILES+= local2.0 FILES+= local3.0 FILES+= local4.0 +FILES+= local5.0 .if ${MK_NLS} != "no" FILES+= locale1.0 .endif Added: head/bin/sh/tests/builtins/local5.0 ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/bin/sh/tests/builtins/local5.0 Sun Jan 10 16:31:28 2016 (r293635) @@ -0,0 +1,15 @@ +# $FreeBSD$ + +f() { + local PATH IFS elem + IFS=: + for elem in ''$PATH''; do + PATH=/var/empty/$elem:$PATH + done + ls -d / >/dev/null +} + +p1=$(command -v ls) +f +p2=$(command -v ls) +[ "$p1" = "$p2" ] Modified: head/bin/sh/var.c ============================================================================== --- head/bin/sh/var.c Sun Jan 10 13:53:57 2016 (r293634) +++ head/bin/sh/var.c Sun Jan 10 16:31:28 2016 (r293635) @@ -791,6 +791,7 @@ poplocalvars(void) { struct localvar *lvp; struct var *vp; + int islocalevar; INTOFF; while ((lvp = localvars) != NULL) { @@ -803,10 +804,20 @@ poplocalvars(void) } else if ((lvp->flags & (VUNSET|VSTRFIXED)) == VUNSET) { (void)unsetvar(vp->text); } else { + islocalevar = (vp->flags | lvp->flags) & VEXPORT && + localevar(lvp->text); if ((vp->flags & VTEXTFIXED) == 0) ckfree(vp->text); vp->flags = lvp->flags; vp->text = lvp->text; + if (vp->func) + (*vp->func)(vp->text + vp->name_len + 1); + if (islocalevar) { + change_env(vp->text, vp->flags & VEXPORT && + (vp->flags & VUNSET) == 0); + setlocale(LC_ALL, ""); + updatecharset(); + } } ckfree(lvp); } _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"