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Make command exec functions return an enum rather than -1/0/1 values and

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add a new value to mean "leave client running but don't attach" to fix
problems with using some commands in a command sequence. Most of the
work by Thomas Adam, problem reported by "jspenguin" on SF bug 3535531.
This commit is contained in:
Nicholas Marriott
2012-07-11 07:10:15 +00:00
parent df912e3540
commit ede8312d59
75 changed files with 489 additions and 464 deletions
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18
cfg.c
View File

@@ -81,7 +81,7 @@ load_cfg(const char *path, struct cmd_ctx *ctxin, struct causelist *causes)
size_t len;
struct cmd_list *cmdlist;
struct cmd_ctx ctx;
int retval;
enum cmd_retval retval;
if ((f = fopen(path, "rb")) == NULL) {
cfg_add_cause(causes, "%s: %s", path, strerror(errno));
@@ -90,7 +90,7 @@ load_cfg(const char *path, struct cmd_ctx *ctxin, struct causelist *causes)
n = 0;
line = NULL;
retval = 0;
retval = CMD_RETURN_NORMAL;
while ((buf = fgetln(f, &len))) {
if (buf[len - 1] == '\n')
len--;
@@ -145,8 +145,18 @@ load_cfg(const char *path, struct cmd_ctx *ctxin, struct causelist *causes)
ctx.info = cfg_print;
cfg_cause = NULL;
if (cmd_list_exec(cmdlist, &ctx) == 1)
retval = 1;
switch (cmd_list_exec(cmdlist, &ctx)) {
case CMD_RETURN_YIELD:
if (retval != CMD_RETURN_ATTACH)
retval = CMD_RETURN_YIELD;
break;
case CMD_RETURN_ATTACH:
retval = CMD_RETURN_ATTACH;
break;
case CMD_RETURN_ERROR:
case CMD_RETURN_NORMAL:
break;
}
cmd_list_free(cmdlist);
if (cfg_cause != NULL) {
cfg_add_cause(