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[ruamoko] Rework PF_VarString to work with Ruamoko progs

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It's a rather core function used by the game code, though it is rather
horrid.
This commit is contained in:
Bill Currie 2022-02-04 22:15:24 +09:00
parent cdc3c9822d
commit 5f684b2f81
1 changed files with 19 additions and 4 deletions
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23
libs/ruamoko/pr_cmds.c
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@ -59,12 +59,27 @@ PF_VarString (progs_t *pr, int first)
char *out, *dst;
const char *src;
int len, i;
int argc = pr->pr_argc;
pr_type_t **argv = pr->pr_params;
for (len = 0, i = first; i < pr->pr_argc; i++)
len += strlen (P_GSTRING (pr, i));
if (pr->progs->version == PROG_VERSION) {
__auto_type va_list = &P_PACKED (pr, pr_va_list_t, 0);
argc = va_list->count;
if (argc) {
argv = alloca (argc * sizeof (pr_type_t *));
for (int i = 0; i < argc; i++) {
argv[i] = &pr->pr_globals[va_list->list + i * 4];
}
} else {
argv = 0;
}
}
for (len = 0, i = first; i < argc; i++)
len += strlen (PR_GetString (pr, argv[i]->string_var));
dst = out = Hunk_TempAlloc (0, len + 1);
for (i = first; i < pr->pr_argc; i++) {
src = P_GSTRING (pr, i);
for (i = first; i < argc; i++) {
src = PR_GetString (pr, argv[i]->string_var);
while (*src)
*dst++ = *src++;
}