Mercurial > vim
changeset 13598:8723e4496dd1 v8.0.1671
patch 8.0.1671: crash when passing non-dict argument as env to job_start()
commit https://github.com/vim/vim/commit/22efba47deb7e504142487fdc1617ec638cf0683
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Apr 7 13:22:21 2018 +0200
patch 8.0.1671: crash when passing non-dict argument as env to job_start()
Problem: Crash when passing non-dict argument as env to job_start().
Solution: Check for valid argument. (Ozaki Kiichi, closes https://github.com/vim/vim/issues/2765)
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Sat, 07 Apr 2018 13:30:06 +0200 |
parents | 3010125c4ab8 |
children | 1212b1877959 |
files | src/channel.c src/testdir/test_channel.vim src/version.c |
diffstat | 3 files changed, 16 insertions(+), 5 deletions(-) [+] |
line wrap: on
line diff
--- a/src/channel.c +++ b/src/channel.c @@ -4797,9 +4797,15 @@ get_job_options(typval_T *tv, jobopt_T * { if (!(supported2 & JO2_ENV)) break; + if (item->v_type != VAR_DICT) + { + EMSG2(_(e_invargval), "env"); + return FAIL; + } opt->jo_set2 |= JO2_ENV; opt->jo_env = item->vval.v_dict; - ++item->vval.v_dict->dv_refcount; + if (opt->jo_env != NULL) + ++opt->jo_env->dv_refcount; } else if (STRCMP(hi->hi_key, "cwd") == 0) {
--- a/src/testdir/test_channel.vim +++ b/src/testdir/test_channel.vim @@ -1720,10 +1720,12 @@ func Test_env() let g:envstr = '' if has('win32') - call job_start(['cmd', '/c', 'echo %FOO%'], {'callback': {ch,msg->execute(":let g:envstr .= msg")}, 'env':{'FOO': 'bar'}}) + let cmd = ['cmd', '/c', 'echo %FOO%'] else - call job_start([&shell, &shellcmdflag, 'echo $FOO'], {'callback': {ch,msg->execute(":let g:envstr .= msg")}, 'env':{'FOO': 'bar'}}) + let cmd = [&shell, &shellcmdflag, 'echo $FOO'] endif + call assert_fails('call job_start(cmd, {"env": 1})', 'E475:') + call job_start(cmd, {'callback': {ch,msg -> execute(":let g:envstr .= msg")}, 'env': {'FOO': 'bar'}}) call WaitFor('"" != g:envstr') call assert_equal("bar", g:envstr) unlet g:envstr @@ -1737,11 +1739,12 @@ func Test_cwd() let g:envstr = '' if has('win32') let expect = $TEMP - let job = job_start(['cmd', '/c', 'echo %CD%'], {'callback': {ch,msg->execute(":let g:envstr .= msg")}, 'cwd': expect}) + let cmd = ['cmd', '/c', 'echo %CD%'] else let expect = $HOME - let job = job_start(['pwd'], {'callback': {ch,msg->execute(":let g:envstr .= msg")}, 'cwd': expect}) + let cmd = ['pwd'] endif + let job = job_start(cmd, {'callback': {ch,msg -> execute(":let g:envstr .= msg")}, 'cwd': expect}) try call WaitFor('"" != g:envstr') let expect = substitute(expect, '[/\\]$', '', '')