static int dso__add_sym()

in helpers/trace_helpers.c [398:429]

• 27 lines of code
• 5 McCabe index (conditional complexity)

static int dso__add_sym(struct dso *dso, const char *name, uint64_t start,
			uint64_t size)
{
	struct sym *sym;
	size_t new_cap;
	void *tmp;
	int off;

	off = btf__add_str(dso->btf, name);
	if (off < 0)
		return off;

	if (dso->syms_sz + 1 > dso->syms_cap) {
		new_cap = dso->syms_cap * 4 / 3;
		if (new_cap < 1024)
			new_cap = 1024;
		tmp = realloc(dso->syms, sizeof(*dso->syms) * new_cap);
		if (!tmp)
			return -1;
		dso->syms = tmp;
		dso->syms_cap = new_cap;
	}

	sym = &dso->syms[dso->syms_sz++];
	/* while constructing, re-use pointer as just a plain offset */
	sym->name = (void*)(unsigned long)off;
	sym->start = start;
	sym->size = size;
	sym->offset = 0;

	return 0;
}