From 0cdb7ea380887053946664650673ff6f57310994 Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Sun, 2 Oct 2016 03:16:00 +0200 Subject: ash: support "--" in "source" builtin Signed-off-by: Denys Vlasenko --- shell/ash.c | 30 ++++++++++++++++++------------ 1 file changed, 18 insertions(+), 12 deletions(-) (limited to 'shell/ash.c') diff --git a/shell/ash.c b/shell/ash.c index 4f6ba0c70..c358c5f85 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -12405,32 +12405,38 @@ find_dot_file(char *name) } static int FAST_FUNC -dotcmd(int argc, char **argv) +dotcmd(int argc_ UNUSED_PARAM, char **argv_ UNUSED_PARAM) { + /* "false; . empty_file; echo $?" should print 0, not 1: */ + int status = 0; char *fullname; + char **argv; struct strlist *sp; volatile struct shparam saveparam; for (sp = cmdenviron; sp; sp = sp->next) setvareq(ckstrdup(sp->text), VSTRFIXED | VTEXTFIXED); - if (!argv[1]) { + nextopt(nullstr); /* handle possible "--" */ + argv = argptr; + + if (!argv[0]) { /* bash says: "bash: .: filename argument required" */ return 2; /* bash compat */ } - /* "false; . empty_file; echo $?" should print 0, not 1: */ - exitstatus = 0; - /* This aborts if file isn't found, which is POSIXly correct. * bash returns exitcode 1 instead. */ - fullname = find_dot_file(argv[1]); - argv += 2; - argc -= 2; - if (argc) { /* argc > 0, argv[0] != NULL */ + fullname = find_dot_file(argv[0]); + argv++; + if (argv[0]) { /* . FILE ARGS, ARGS exist */ + int argc; saveparam = shellparam; shellparam.malloced = 0; + argc = 1; + while (argv[argc]) + argc++; shellparam.nparam = argc; shellparam.p = argv; }; @@ -12440,15 +12446,15 @@ dotcmd(int argc, char **argv) */ setinputfile(fullname, INPUT_PUSH_FILE); commandname = fullname; - cmdloop(0); + status = cmdloop(0); popfile(); - if (argc) { + if (argv[0]) { freeparam(&shellparam); shellparam = saveparam; }; - return exitstatus; + return status; } static int FAST_FUNC -- cgit v1.2.3