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author | Bart Schaefer <barts@users.sourceforge.net> | 2001-07-09 16:20:53 +0000 |
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committer | Bart Schaefer <barts@users.sourceforge.net> | 2001-07-09 16:20:53 +0000 |
commit | 7457bdc19d9db02070092c6657ffdc2a8fd85fae (patch) | |
tree | 102e76e27e41336fc54d06849def341849917a0a /Src/exec.c | |
parent | 003ec8c7e8814221b366e95dc4ea24fa4cf1e99c (diff) | |
download | zsh-7457bdc19d9db02070092c6657ffdc2a8fd85fae.tar.gz zsh-7457bdc19d9db02070092c6657ffdc2a8fd85fae.tar.xz zsh-7457bdc19d9db02070092c6657ffdc2a8fd85fae.zip |
Fix function stack unwinding on autoload failures.
Diffstat (limited to 'Src/exec.c')
-rw-r--r-- | Src/exec.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/Src/exec.c b/Src/exec.c index c3da81b5d..c428fdbba 100644 --- a/Src/exec.c +++ b/Src/exec.c @@ -3273,7 +3273,10 @@ loadautofn(Shfunc shf, int fksh, int autol) execode(prog, 1, 0); shf = (Shfunc) shfunctab->getnode(shfunctab, n); if (!shf || (shf->flags & PM_UNDEFINED)) { + /* We're not actually in the function; decrement locallevel */ + locallevel--; zwarn("%s: function not defined by file", n, 0); + locallevel++; popheap(); return NULL; } @@ -3359,9 +3362,7 @@ doshfunc(char *name, Eprog prog, LinkList doshargs, int flags, int noreturnval) if(++funcdepth > MAX_FUNCTION_DEPTH) { zerr("maximum nested function level reached", NULL, 0); - scriptname = oldscriptname; - popheap(); - return; + goto undoshfunc; } #endif fstack.name = dupstring(name); @@ -3382,15 +3383,15 @@ doshfunc(char *name, Eprog prog, LinkList doshargs, int flags, int noreturnval) errflag = 1; else lastval = 1; - popheap(); - scriptname = oldscriptname; - return; + goto doneshfunc; } prog = shf->funcdef; } runshfunc(prog, wrappers, fstack.name); + doneshfunc: funcstack = fstack.prev; #ifdef MAX_FUNCTION_DEPTH + undoshfunc: --funcdepth; #endif if (retflag) { |