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It is silly for cmd_list_parse to return an integer error when it could

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just return NULL.
This commit is contained in:
nicm
2017-01-15 22:00:56 +00:00
parent 3054846143
commit 52847a9518
11 changed files with 31 additions and 45 deletions
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40
cmd-string.c
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@ -54,32 +54,17 @@ cmd_string_ungetc(size_t *p)
(*p)--;
}
/*
* Parse command string. Returns -1 on error. If returning -1, cause is error
* string, or NULL for empty command.
*/
int
cmd_string_parse(const char *s, struct cmd_list **cmdlist, const char *file,
u_int line, char **cause)
struct cmd_list *
cmd_string_parse(const char *s, const char *file, u_int line, char **cause)
{
size_t p;
int ch, i, argc, rval;
char **argv, *buf, *t;
const char *whitespace, *equals;
size_t len;
argv = NULL;
argc = 0;
buf = NULL;
len = 0;
size_t p = 0;
int ch, i, argc = 0;
char **argv = NULL, *buf = NULL, *t;
const char *whitespace, *equals;
size_t len = 0;
struct cmd_list *cmdlist = NULL;
*cause = NULL;
*cmdlist = NULL;
rval = -1;
p = 0;
for (;;) {
ch = cmd_string_getc(s, &p);
switch (ch) {
@ -133,12 +118,7 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, const char *file,
if (argc == 0)
goto out;
*cmdlist = cmd_list_parse(argc, argv, file, line,
cause);
if (*cmdlist == NULL)
goto out;
rval = 0;
cmdlist = cmd_list_parse(argc, argv, file, line, cause);
goto out;
case '~':
if (buf == NULL) {
@ -171,7 +151,7 @@ out:
free(argv);
}
return (rval);
return (cmdlist);
}
static void