Function ldbAddBreakpoint

app/redis-6.2.6/src/scripting.c:2088–2095

Add the specified breakpoint. Ignore it if we already reached the max. * Returns 1 if the breakpoint was added (or was already set). 0 if there is * no space for the breakpoint or if the line is invalid. */

 * Returns 1 if the breakpoint was added (or was already set). 0 if there is
 * no space for the breakpoint or if the line is invalid. */
int ldbAddBreakpoint(int line) {
    if (line <= 0 || line > ldb.lines) return 0;
    if (!ldbIsBreakpoint(line) && ldb.bpcount != LDB_BREAKPOINTS_MAX) {
        ldb.bp[ldb.bpcount++] = line;
        return 1;
    }
    return 0;
}

/* Remove the specified breakpoint, returning 1 if the operation was
 * performed or 0 if there was no such breakpoint. */