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tidwall/hashmap.c
How to implement hashmap_filter

Thanks for making this software, it s very useful. Is it safe to call hashmap_delete while using hashmap_iter (or hashmap_scan)? Would this ever result in invalid pointers, or in some items being skipped ...
  • Adamcake
  • 7
  • Opened 
    on Sep 5, 2024
  • #41

tidwall/hashmap.c
Add extern "C" and more doc

Hello Josh, et. al. I m going to submit a pull request which adds a conditional extern C to hashmap.h, which makes the module more C++ friendly, and adds a section to the README.md API Notes . The C++ ...
  • fordsfords
  • 1
  • Opened 
    on Feb 9, 2024
  • #39

tidwall/hashmap.c
how to free mem?

i found that hashmap_free do not work, the mem can not free and with the time going on, the mem will reach very high, so what can i do?
  • sunzeping001
  • 1
  • Opened 
    on Jan 3, 2024
  • #38

tidwall/hashmap.c
thread safe concern

I noticed that iter is not thread safe, so i worry about other API Is it thread safe while multi-thread doing get/set/delete？ For example, item returned by set and detele are all from map- spare, while ...
  • 979357361
  • 3
  • Opened 
    on Nov 9, 2023
  • #37

tidwall/hashmap.c
Potential bug in map->spare usage (used both as struct bucket and stored item)

In the initialize function map- spare is initialized to have sizeof(hashmap) + 2 * bucketsz But it is used both as struct bucket and as the items stored in the buckets in the setter and getter. https://github.com/tidwall/hashmap.c/blob/84d0d3bf75f297443a5069b801ea13d93ee05e0a/hashmap.c#L280-L290 ...
  • HeavenlyAwe
  • 2
  • Opened 
    on Aug 15, 2023
  • #34

tidwall/hashmap.c
Key and value not separate in the hashmap_set function

Really nice implementation of a hashmap in C! The get_hash function should always be called with the key as second argument, but in the setter you are using the item itself. Just add another input parameter ...
  • HeavenlyAwe
  • 7
  • Opened 
    on Aug 15, 2023
  • #33

tidwall/hashmap.c
RFE: Add meson build

Feature Request I d like to request to add meson as a build system for hashmap.c to easily integrate it into other (meson) projects. If this RFE is considered to be an improvement for the project, I ...
  • engelmi
  • 5
  • Opened 
    on Aug 8, 2023
  • #32

tidwall/hashmap.c
When bucket is full there can be an infinite loop

When the bucket is full, an infinite loop can occur on line 271 due to the fact that a return statement is missing after line 289. New space is created in the bucket, and the entry added to the bucket, ...
  • braindigitalis
  • 2
  • Opened 
    on Apr 23, 2023
  • #29

tidwall/hashmap.c
Please, add tests (if any) and benchmark files

In readme you have benchmarks, so is it possible to add it to repo?
  • fregate
  • 2
  • Opened 
    on Mar 29, 2023
  • #28

tidwall/hashmap.c
Saving hash map to file

Hi! Would it be possible to save the hash map, and load its contents later? Is this something that is implemented / would be easy to add? Kind regards, Axel
  • hojmax
  • 1
  • Opened 
    on Jan 10, 2023
  • #27
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