chore: tag 0.4.12

Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I54a5f2181efdd42af2fda7cebb88484f6a6a6964

.cargo/config.toml

@@ -1,4 +0,0 @@
-# https://github.com/rui314/mold?tab=readme-ov-file#how-to-use
-[target.'cfg(target_os = "linux")']
-linker = "clang"
-rustflags = ["-C", "link-arg=-fuse-ld=mold"]

.github/workflows/hotpath-comment.yml

@@ -17,10 +17,10 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v4
 
       - name: Download profiling results
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v4
         with:
           name: hotpath-results
           path: /tmp/

.github/workflows/hotpath-profile.yml

@@ -13,7 +13,7 @@ jobs:
     
     steps:
       - name: Checkout PR HEAD
-        uses: actions/checkout@v6
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
       
@@ -53,7 +53,7 @@ jobs:
           echo '${{ github.event.pull_request.number }}' > /tmp/pr_number.txt
       
       - name: Upload profiling results
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v4
         with:
           name: hotpath-results
           path: |

.github/workflows/rust.yml

@@ -24,7 +24,7 @@ jobs:
 
     steps:
     - name: "Checkout"
-      uses: actions/checkout@v6
+      uses: actions/checkout@v4
 
     - name: "Setup Rust toolchain"
       uses: actions-rust-lang/setup-rust-toolchain@v1

.gitignore

@@ -1,3 +1,2 @@
 /target
 result*
-/.direnv

Cargo.lock

@@ -2,6 +2,12 @@
 # It is not intended for manual editing.
 version = 4
 
+[[package]]
+name = "adler2"
+version = "2.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
+
 [[package]]
 name = "aho-corasick"
 version = "1.1.3"
@@ -118,6 +124,12 @@ version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
 
+[[package]]
+name = "bytes"
+version = "1.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b35204fbdc0b3f4446b89fc1ac2cf84a8a68971995d0bf2e925ec7cd960f9cb3"
+
 [[package]]
 name = "cast"
 version = "0.3.0"
@@ -229,10 +241,48 @@ dependencies = [
 ]
 
 [[package]]
-name = "criterion"
+name = "cookie"
-version = "0.8.1"
+version = "0.18.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d883447757bb0ee46f233e9dc22eb84d93a9508c9b868687b274fc431d886bf"
+checksum = "4ddef33a339a91ea89fb53151bd0a4689cfce27055c291dfa69945475d22c747"
+dependencies = [
+ "percent-encoding",
+ "time",
+ "version_check",
+]
+
+[[package]]
+name = "cookie_store"
+version = "0.22.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3fc4bff745c9b4c7fb1e97b25d13153da2bc7796260141df62378998d070207f"
+dependencies = [
+ "cookie",
+ "document-features",
+ "idna",
+ "indexmap",
+ "log",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "time",
+ "url",
+]
+
+[[package]]
+name = "crc32fast"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9481c1c90cbf2ac953f07c8d4a58aa3945c425b7185c9154d67a65e4230da511"
+dependencies = [
+ "cfg-if",
+]
+
+[[package]]
+name = "criterion"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0dfe5e9e71bdcf4e4954f7d14da74d1cdb92a3a07686452d1509652684b1aab"
 dependencies = [
  "alloca",
  "anes",
@@ -255,9 +305,9 @@ dependencies = [
 
 [[package]]
 name = "criterion-plot"
-version = "0.8.1"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ed943f81ea2faa8dcecbbfa50164acf95d555afec96a27871663b300e387b2e4"
+checksum = "5de36c2bee19fba779808f92bf5d9b0fa5a40095c277aba10c458a12b35d21d6"
 dependencies = [
  "cast",
  "itertools",
@@ -303,6 +353,15 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "43da5946c66ffcc7745f48db692ffbb10a83bfe0afd96235c5c2a4fb23994929"
 
+[[package]]
+name = "deranged"
+version = "0.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ececcb659e7ba858fb4f10388c250a7252eb0a27373f1a72b8748afdd248e587"
+dependencies = [
+ "powerfmt",
+]
+
 [[package]]
 name = "dirs-next"
 version = "2.0.0"
@@ -324,6 +383,26 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "displaydoc"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97369cbbc041bc366949bc74d34658d6cda5621039731c6310521892a3a20ae0"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "document-features"
+version = "0.2.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d4b8a88685455ed29a21542a33abd9cb6510b6b129abadabdcef0f4c55bc8f61"
+dependencies = [
+ "litrs",
+]
+
 [[package]]
 name = "either"
 version = "1.15.0"
@@ -336,6 +415,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34aa73646ffb006b8f5147f3dc182bd4bcb190227ce861fc4a4844bf8e3cb2c0"
 
+[[package]]
+name = "equivalent"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
+
 [[package]]
 name = "eyre"
 version = "0.6.12"
@@ -352,6 +437,31 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3a3076410a55c90011c298b04d0cfa770b00fa04e1e3c97d3f6c9de105a03844"
 
+[[package]]
+name = "flate2"
+version = "1.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bfe33edd8e85a12a67454e37f8c75e730830d83e313556ab9ebf9ee7fbeb3bfb"
+dependencies = [
+ "crc32fast",
+ "miniz_oxide",
+]
+
+[[package]]
+name = "fnv"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
+
+[[package]]
+name = "form_urlencoded"
+version = "1.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cb4cb245038516f5f85277875cdaa4f7d2c9a0fa0468de06ed190163b1581fcf"
+dependencies = [
+ "percent-encoding",
+]
+
 [[package]]
 name = "futures-core"
 version = "0.3.31"
@@ -417,6 +527,12 @@ dependencies = [
  "crunchy",
 ]
 
+[[package]]
+name = "hashbrown"
+version = "0.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5419bdc4f6a9207fbeba6d11b604d481addf78ecd10c11ad51e76c2f6482748d"
+
 [[package]]
 name = "hdrhistogram"
 version = "7.5.4"
@@ -441,9 +557,9 @@ checksum = "fc0fef456e4baa96da950455cd02c081ca953b141298e41db3fc7e36b1da849c"
 
 [[package]]
 name = "hotpath"
-version = "0.9.0"
+version = "0.7.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1bff4650da2df45a71a2f5c2c51fdcd5bea79270e0cc2a9984942d57fc77c0d7"
+checksum = "08382b985a19a79d95d35e2e201b02cc4b99efe2f47d82f3fd4301bb0005bb68"
 dependencies = [
  "arc-swap",
  "base64",
@@ -465,31 +581,161 @@ dependencies = [
  "serde_json",
  "tiny_http",
  "tokio",
+ "ureq",
 ]
 
 [[package]]
 name = "hotpath-macros"
-version = "0.9.0"
+version = "0.7.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a8d87ff506da0e93bac1a7ba104aa79fac048edab9d8ef922e75ba54106ee3d"
+checksum = "7d618063f89423ebe079a69f5435a13d4909219d4e359757118b75fd05ae65d0"
 dependencies = [
  "proc-macro2",
  "quote",
  "syn",
 ]
 
+[[package]]
+name = "http"
+version = "1.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f4a85d31aea989eead29a3aaf9e1115a180df8282431156e533de47660892565"
+dependencies = [
+ "bytes",
+ "fnv",
+ "itoa",
+]
+
+[[package]]
+name = "httparse"
+version = "1.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6dbf3de79e51f3d586ab4cb9d5c3e2c14aa28ed23d180cf89b4df0454a69cc87"
+
 [[package]]
 name = "httpdate"
 version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "df3b46402a9d5adb4c86a0cf463f42e19994e3ee891101b1841f30a545cb49a9"
 
+[[package]]
+name = "icu_collections"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c6b649701667bbe825c3b7e6388cb521c23d88644678e83c0c4d0a621a34b43"
+dependencies = [
+ "displaydoc",
+ "potential_utf",
+ "yoke",
+ "zerofrom",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_locale_core"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "edba7861004dd3714265b4db54a3c390e880ab658fec5f7db895fae2046b5bb6"
+dependencies = [
+ "displaydoc",
+ "litemap",
+ "tinystr",
+ "writeable",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_normalizer"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f6c8828b67bf8908d82127b2054ea1b4427ff0230ee9141c54251934ab1b599"
+dependencies = [
+ "icu_collections",
+ "icu_normalizer_data",
+ "icu_properties",
+ "icu_provider",
+ "smallvec",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_normalizer_data"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7aedcccd01fc5fe81e6b489c15b247b8b0690feb23304303a9e560f37efc560a"
+
+[[package]]
+name = "icu_properties"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e93fcd3157766c0c8da2f8cff6ce651a31f0810eaa1c51ec363ef790bbb5fb99"
+dependencies = [
+ "icu_collections",
+ "icu_locale_core",
+ "icu_properties_data",
+ "icu_provider",
+ "zerotrie",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_properties_data"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "02845b3647bb045f1100ecd6480ff52f34c35f82d9880e029d329c21d1054899"
+
+[[package]]
+name = "icu_provider"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85962cf0ce02e1e0a629cc34e7ca3e373ce20dda4c4d7294bbd0bf1fdb59e614"
+dependencies = [
+ "displaydoc",
+ "icu_locale_core",
+ "writeable",
+ "yoke",
+ "zerofrom",
+ "zerotrie",
+ "zerovec",
+]
+
+[[package]]
+name = "idna"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b0875f23caa03898994f6ddc501886a45c7d3d62d04d2d90788d47be1b1e4de"
+dependencies = [
+ "idna_adapter",
+ "smallvec",
+ "utf8_iter",
+]
+
+[[package]]
+name = "idna_adapter"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3acae9609540aa318d1bc588455225fb2085b9ed0c4f6bd0d9d5bcd86f1a0344"
+dependencies = [
+ "icu_normalizer",
+ "icu_properties",
+]
+
 [[package]]
 name = "indenter"
 version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "964de6e86d545b246d84badc0fef527924ace5134f30641c203ef52ba83f58d5"
 
+[[package]]
+name = "indexmap"
+version = "2.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6717a8d2a5a929a1a2eb43a12812498ed141a0bcfb7e8f7844fbdbe4303bba9f"
+dependencies = [
+ "equivalent",
+ "hashbrown",
+]
+
 [[package]]
 name = "is-terminal"
 version = "0.4.17"
@@ -540,9 +786,9 @@ checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
 
 [[package]]
 name = "libc"
-version = "0.2.178"
+version = "0.2.177"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37c93d8daa9d8a012fd8ab92f088405fb202ea0b6ab73ee2482ae66af4f42091"
+checksum = "2874a2af47a2325c2001a6e6fad9b16a53b802102b528163885171cf92b15976"
 
 [[package]]
 name = "libredox"
@@ -554,6 +800,18 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "litemap"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6373607a59f0be73a39b6fe456b8192fcc3585f602af20751600e974dd455e77"
+
+[[package]]
+name = "litrs"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "11d3d7f243d5c5a8b9bb5d6dd2b1602c0cb0b9db1621bafc7ed66e35ff9fe092"
+
 [[package]]
 name = "log"
 version = "0.4.27"
@@ -581,6 +839,22 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "miniz_oxide"
+version = "0.8.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fa76a2c86f704bdb222d66965fb3d63269ce38518b83cb0575fca855ebb6316"
+dependencies = [
+ "adler2",
+ "simd-adler32",
+]
+
+[[package]]
+name = "num-conv"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
+
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -618,6 +892,12 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "percent-encoding"
+version = "2.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b4f627cb1b25917193a259e49bdad08f671f8d9708acfd5fe0a8c1455d87220"
+
 [[package]]
 name = "pin-project-lite"
 version = "0.2.16"
@@ -658,6 +938,21 @@ dependencies = [
  "plotters-backend",
 ]
 
+[[package]]
+name = "potential_utf"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b73949432f5e2a09657003c25bca5e19a0e9c84f8058ca374f49e0ebe605af77"
+dependencies = [
+ "zerovec",
+]
+
+[[package]]
+name = "powerfmt"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
+
 [[package]]
 name = "prettytable-rs"
 version = "0.10.0"
@@ -773,6 +1068,55 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
+[[package]]
+name = "ring"
+version = "0.17.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4689e6c2294d81e88dc6261c768b63bc4fcdb852be6d1352498b114f61383b7"
+dependencies = [
+ "cc",
+ "cfg-if",
+ "getrandom",
+ "libc",
+ "untrusted",
+ "windows-sys 0.52.0",
+]
+
+[[package]]
+name = "rustls"
+version = "0.23.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "533f54bc6a7d4f647e46ad909549eda97bf5afc1585190ef692b4286b198bd8f"
+dependencies = [
+ "log",
+ "once_cell",
+ "ring",
+ "rustls-pki-types",
+ "rustls-webpki",
+ "subtle",
+ "zeroize",
+]
+
+[[package]]
+name = "rustls-pki-types"
+version = "1.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94182ad936a0c91c324cd46c6511b9510ed16af436d7b5bab34beab0afd55f7a"
+dependencies = [
+ "zeroize",
+]
+
+[[package]]
+name = "rustls-webpki"
+version = "0.103.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2ffdfa2f5286e2247234e03f680868ac2815974dc39e00ea15adc445d0aafe52"
+dependencies = [
+ "ring",
+ "rustls-pki-types",
+ "untrusted",
+]
+
 [[package]]
 name = "rustversion"
 version = "1.0.20"
@@ -832,18 +1176,42 @@ version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
+[[package]]
+name = "simd-adler32"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
+
 [[package]]
 name = "slab"
 version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a2ae44ef20feb57a68b23d846850f861394c2e02dc425a50098ae8c90267589"
 
+[[package]]
+name = "smallvec"
+version = "1.15.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
+
+[[package]]
+name = "stable_deref_trait"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ce2be8dc25455e1f91df71bfa12ad37d7af1092ae736f3a6cd0e37bc7810596"
+
 [[package]]
 name = "strsim"
 version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
+[[package]]
+name = "subtle"
+version = "2.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
+
 [[package]]
 name = "syn"
 version = "2.0.100"
@@ -855,6 +1223,17 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "synstructure"
+version = "0.13.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "728a70f3dbaf5bab7f0c4b1ac8d7ae5ea60a4b5549c8a5914361c99147a709d2"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "term"
 version = "0.7.0"
@@ -886,6 +1265,37 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91e7d9e3bb61134e77bde20dd4825b97c010155709965fedf0f49bb138e52a9d"
+dependencies = [
+ "deranged",
+ "itoa",
+ "num-conv",
+ "powerfmt",
+ "serde",
+ "time-core",
+ "time-macros",
+]
+
+[[package]]
+name = "time-core"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "40868e7c1d2f0b8d73e4a8c7f0ff63af4f6d19be117e90bd73eb1d62cf831c6b"
+
+[[package]]
+name = "time-macros"
+version = "0.2.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "30cfb0125f12d9c277f35663a0a33f8c30190f4e4574868a330595412d34ebf3"
+dependencies = [
+ "num-conv",
+ "time-core",
+]
+
 [[package]]
 name = "tiny_http"
 version = "0.12.0"
@@ -898,6 +1308,16 @@ dependencies = [
  "log",
 ]
 
+[[package]]
+name = "tinystr"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "42d3e9c45c09de15d06dd8acf5f4e0e399e85927b7f00711024eb7ae10fa4869"
+dependencies = [
+ "displaydoc",
+ "zerovec",
+]
+
 [[package]]
 name = "tinytemplate"
 version = "1.2.1"
@@ -929,12 +1349,80 @@ version = "0.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af"
 
+[[package]]
+name = "untrusted"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
+
+[[package]]
+name = "ureq"
+version = "3.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d39cb1dbab692d82a977c0392ffac19e188bd9186a9f32806f0aaa859d75585a"
+dependencies = [
+ "base64",
+ "cookie_store",
+ "flate2",
+ "log",
+ "percent-encoding",
+ "rustls",
+ "rustls-pki-types",
+ "serde",
+ "serde_json",
+ "ureq-proto",
+ "utf-8",
+ "webpki-roots",
+]
+
+[[package]]
+name = "ureq-proto"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "60b4531c118335662134346048ddb0e54cc86bd7e81866757873055f0e38f5d2"
+dependencies = [
+ "base64",
+ "http",
+ "httparse",
+ "log",
+]
+
+[[package]]
+name = "url"
+version = "2.5.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08bc136a29a3d1758e07a9cca267be308aeebf5cfd5a10f3f67ab2097683ef5b"
+dependencies = [
+ "form_urlencoded",
+ "idna",
+ "percent-encoding",
+ "serde",
+]
+
+[[package]]
+name = "utf-8"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
+
+[[package]]
+name = "utf8_iter"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
+
 [[package]]
 name = "utf8parse"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
+[[package]]
+name = "version_check"
+version = "0.9.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
+
 [[package]]
 name = "walkdir"
 version = "2.5.0"
@@ -1019,6 +1507,15 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "webpki-roots"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2878ef029c47c6e8cf779119f20fcf52bde7ad42a731b2a304bc221df17571e"
+dependencies = [
+ "rustls-pki-types",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -1056,6 +1553,15 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0805222e57f7521d6a62e36fa9163bc891acd422f971defe97d64e70d0a4fe5"
 
+[[package]]
+name = "windows-sys"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+dependencies = [
+ "windows-targets",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.59.0"
@@ -1137,3 +1643,92 @@ name = "windows_x86_64_msvc"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
+
+[[package]]
+name = "writeable"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9edde0db4769d2dc68579893f2306b26c6ecfbe0ef499b013d731b7b9247e0b9"
+
+[[package]]
+name = "yoke"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72d6e5c6afb84d73944e5cedb052c4680d5657337201555f9f2a16b7406d4954"
+dependencies = [
+ "stable_deref_trait",
+ "yoke-derive",
+ "zerofrom",
+]
+
+[[package]]
+name = "yoke-derive"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b659052874eb698efe5b9e8cf382204678a0086ebf46982b79d6ca3182927e5d"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "synstructure",
+]
+
+[[package]]
+name = "zerofrom"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50cc42e0333e05660c3587f3bf9d0478688e15d870fab3346451ce7f8c9fbea5"
+dependencies = [
+ "zerofrom-derive",
+]
+
+[[package]]
+name = "zerofrom-derive"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d71e5d6e06ab090c67b5e44993ec16b72dcbaabc526db883a360057678b48502"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "synstructure",
+]
+
+[[package]]
+name = "zeroize"
+version = "1.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b97154e67e32c85465826e8bcc1c59429aaaf107c1e4a9e53c8d8ccd5eff88d0"
+
+[[package]]
+name = "zerotrie"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2a59c17a5562d507e4b54960e8569ebee33bee890c70aa3fe7b97e85a9fd7851"
+dependencies = [
+ "displaydoc",
+ "yoke",
+ "zerofrom",
+]
+
+[[package]]
+name = "zerovec"
+version = "0.11.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c28719294829477f525be0186d13efa9a3c602f7ec202ca9e353d310fb9a002"
+dependencies = [
+ "yoke",
+ "zerofrom",
+ "zerovec-derive",
+]
+
+[[package]]
+name = "zerovec-derive"
+version = "0.11.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eadce39539ca5cb3985590102671f2567e659fca9666581ad3411d59207951f3"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]

Cargo.toml

@@ -12,11 +12,11 @@ name = "microfetch"
 path = "src/main.rs"
 
 [dependencies]
-hotpath = { optional = true, version = "0.9.0" }
+hotpath = { optional = true, version = "0.7.5" }
-libc    = "0.2.178"
+libc    = "0.2.177"
 
 [dev-dependencies]
-criterion = "0.8.1"
+criterion = "0.8.0"
 
 [features]
 hotpath       = [ "dep:hotpath", "hotpath/hotpath" ]

README.md

@@ -6,11 +6,15 @@
 </div>
 
 <div id="doc-begin" align="center">
-  <h1 id="header">Microfetch</h1>
+  <h1 id="header">
-  <p>Microscopic fetch tool in Rust, for NixOS systems, with special emphasis on speed</p>
+    Microfetch
+  </h1>
+  <p>
+    Microscopic fetch tool in Rust, for NixOS systems, with special emphasis on speed
+  </p>
   <br/>
   <a href="#synopsis">Synopsis</a><br/>
-  <a href="#features">Features</a> | <a href="#motivation">Motivation</a><br/> | <a href="#benchmarks">Benchmarks</a><br/>
+  <a href="#features">Features</a> | <a href="#motivation">Motivation</a><br/>
   <a href="#installation">Installation</a>
   <br/>
 </div>
@@ -39,7 +43,7 @@ on your system: it is pretty _[fast](#benchmarks)_...
 - Fast
 - Really fast
 - Minimal dependencies
-- Tiny binary (~370kb [^1])
+- Tiny binary (~370kb)
 - Actually really fast
 - Cool NixOS logo (other, inferior, distros are not supported)
 - Reliable detection of following info:
@@ -56,47 +60,36 @@ on your system: it is pretty _[fast](#benchmarks)_...
 - Did I mention fast?
 - Respects [`NO_COLOR` spec](https://no-color.org/)
 
-[^1]: With the Mold linker, which is enabled by default in the Flake package,
-    the binary size is roughly 350kb. That's nearly 20kb reduction in size :)
-
 ## Motivation
 
-[Rube-Goldmark Machine]: https://en.wikipedia.org/wiki/Rube_Goldberg_machine
+Fastfetch, as its name probably hinted, is a very fast fetch tool written in C.
+However, I am not interested in _any_ of its additional features, and I'm not
+interested in its configuration options. Sure I can _configure_ it when I
+dislike the defaults, but how often would I really change the configuration...
 
-Fastfetch, as its name _probably_ already hinted, is a very fast fetch tool
+Microfetch is my response to this problem. It is an _even faster_ fetch tool
-written in C. I used to use Fastfetch on my systems, but I eventually came to
+that I would've written in Bash and put in my `~/.bashrc` but is _actually_
-the realization that I am _not interested in any of its additional features_. I
+incredibly fast because it opts out of all the customization options provided by
-don't use Sixel, I don't change my configuration more than maybe once a year and
+tools such as Fastfetch. Ultimately, it's a small, opinionated binary with a
-I don't even display most of the fields that it does. Sure the configurability
+nice size that doesn't bother me, and incredible speed. Customization? No thank
-is nice and I can configure the defaults that I do not like but how often do I
+you. I cannot re-iterate it enough, Microfetch is _annoyingly fast_.
-really do that?
 
-Since I already enjoy programming challenges, and don't use a fetch program that
+The project is written in Rust, which comes at the cost of "bloated" dependency
-often, I eventually came to try and answer the question _how fast can I make my
+trees and the increased build times, but we make an extended effort to keep the
-fetch script?_ It is an _even faster_ fetch tool that I would've written in Bash
+dependencies minimal and build times managable. The latter is also very easily
-and put in my `~/.bashrc` but is _actually_ incredibly fast because it opts out
+mitigated with Nix's binary cache systems. Since Microfetch is already in
-of all the customization options provided by tools such as Fastfetch. Since
+Nixpkgs, you are recommended to use it to utilize the binary cache properly. The
-Fetch scripts are kind of a coming-of-age ritual for most Linux users, I've
+usage of Rust _is_ nice, however, since it provides us with incredible tooling
-decided to use it on my system. You also might be interested if you like the
+and a very powerful language that allows for Microfetch to be as fast as
-defaults and like speed.
+possible. Sure C could've been used here as well, but do you think I hate
+myself?
 
-Ultimately, it's a small, opinionated binary with a nice size that doesn't
+> [!IMPORTANT]
-bother me, and incredible speed. Customization? No thank you. I cannot
+> **Update as of November 30th, 2025**:
-re-iterate it enough, Microfetch is _annoyingly fast_. It does not, however,
+>
-solve a technical problem. The "problem" Microfetch solves is entirely
+> Microfetch now inlines handwritten assembly for even better performance. I
-self-imposed. On the matter of _size_, the project is written in Rust, which
+> know I previously said I do not hate myself but I'm beginning to suspect this
-comes at the cost of "bloated" dependency trees and the increased build times,
+> is no longer the case. Enjoy the performance benefits!
-but we make an extended effort to keep the dependencies minimal and build times
-managable. The latter is also very easily mitigated with Nix's binary cache
-systems. Since Microfetch is already in Nixpkgs, you are recommended to use it
-to utilize the binary cache properly. The usage of Rust _is_ nice, however,
-since it provides us with incredible tooling and a very powerful language that
-allows for Microfetch to be as fast as possible. ~~Sure C could've been used
-here as well, but do you think I hate myself?~~ Microfetch now features
-handwritten assembly to unsafely optimize some areas. In hindsight you all
-should have seen this coming. Is it faster? Yes.
-
-Also see: [Rube-Goldmark Machine]
 
 ## Benchmarks
 
@@ -204,31 +197,17 @@ You can't.
 
 ### Why?
 
-Customization, of most kinds, are expensive: I could try reading environment
+Customization, of any kind, is expensive: I could try reading environment
-variables, parse command-line arguments or read a configuration file to allow
+variables, parse command-line arguments or read a configuration file but all of
-configuring various fields but those inflate execution time and the resource
+those increment execution time and resource consumption by a lot.
-consumption by a lot. Since Microfetch is closer to a code golf challenge than a
-program that attempts to fill a gap, I have elected not to make this trade.
 
 ### Really?
 
-[main module]: ./src/main.rs
+To be fair, you _can_ customize Microfetch by, well, patching it. It's not the
-[discussions tab]: https://github.com/NotAShelf/microfetch/discussions
+best way per se, but it will be the only way that does not compromise on speed.
-
-To be fair, you _can_ customize Microfetch by, well, patching it. It is
-certainly not the easiest way of doing so but if you are planning to change
-something in Microfetch, patching is the best way to go. It will also the only
-way that does not compromise on speed, unless you patch in bad code. Various
-users have adapted Microfetch to their distribution by patching the
-[main module] and inserting the logo of their choice. This is also the best way
-to go if you plan to make small changes. If your changes are not small, you
-might want to look for a program that is designed to be customizable; Microfetch
-is built for maximum performance.
 
 The Nix package allows passing patches in a streamlined manner by passing
-`.overrideAttrs` to the derivation. You can apply your patches in `patches` and
+`.overrideAttrs` to the derivation.
-share your derivations with people. Feel free to use the [discussions tab] to
-share your own variants of Microfetch!
 
 ## Contributing
 
@@ -240,22 +219,13 @@ Contributions that help improve performance in specific areas of Microfetch are
 welcome. Though, prepare to be bombarded with questions if your changes are
 large.
 
-### Hacking
+## Hacking
 
-A Nix flake is provided. You may use `nix develop` to get started. Direnv users
+A Nix flake is provided. `nix develop` to get started. Direnv users may simply
-may instead run `direnv allow` to get a complete environment with shell
+run `direnv allow` to get started.
-integration.
 
-Non-Nix user will need `cargo`, `clang` and `mold` installed on their system to
+Non-nix users will need `cargo` and `gcc` installed on their system, see
-build Microfetch. As Mold seems to yield _slightly_ better results than the
+`Cargo.toml` for available release profiles.
-default linker, it has been set as the default in `.cargo/config.toml` for
-x86-64 Linux. You may override those defaults using the `RUSTFLAGS` environment
-variable. For example:
-
-```sh
-# Use ld instead of Mold
-$ RUSTFLAGS="-C linker=/path/to/ld.lld" cargo build
-```
 
 ## Thanks
 
@@ -272,7 +242,6 @@ person about current issues. To list a few, special thanks to:
 - [@sioodmy](https://github.com/sioodmy) - Being cute
 - [@mewoocat](https://github.com/mewoocat) - The awesome NixOS logo ASCII used
   in Microfetch
-- [@uzaaft](https://github.com/uzaaft) - Helping me going faster
 
 Additionally a big thank you to everyone who used, talked about or criticized
 Microfetch. I might have missed your name here, but you have my thanks.

flake.nix

@@ -10,12 +10,9 @@
     forEachSystem = nixpkgs.lib.genAttrs systems;
     pkgsForEach = nixpkgs.legacyPackages;
   in {
-    packages = forEachSystem (system: let
+    packages = forEachSystem (system: {
-      pkgs = pkgsForEach.${system};
-    in {
       default = self.packages.${system}.microfetch;
-      microfetch = pkgs.callPackage ./nix/package.nix {};
+      microfetch = pkgsForEach.${system}.callPackage ./nix/package.nix {};
-      microfetch-mold = pkgs.callPackage ./nix/package.nix {useMold = true;};
     });
 
     devShells = forEachSystem (system: {

nix/package.nix

@@ -1,22 +1,14 @@
 {
   lib,
-  stdenv,
-  stdenvAdapters,
   rustPlatform,
+  stdenvAdapters,
   llvm,
-  useMold ? stdenv.isLinux && !stdenv.hostPlatform.isAarch,
 }: let
   toml = (lib.importTOML ../Cargo.toml).package;
   pname = toml.name;
   inherit (toml) version;
-
-  # Select stdenv based on useMold flag
-  stdenv =
-    if useMold
-    then stdenvAdapters.useMoldLinker llvm.stdenv
-    else llvm.stdenv;
 in
-  rustPlatform.buildRustPackage.override {inherit stdenv;} {
+  rustPlatform.buildRustPackage.override {stdenv = stdenvAdapters.useMoldLinker llvm.stdenv;} {
     inherit pname version;
     src = let
       fs = lib.fileset;
@@ -34,14 +26,7 @@ in
 
     cargoLock.lockFile = ../Cargo.lock;
     enableParallelBuilding = true;
-    buildNoDefaultFeatures = true;
+    env.RUSTFLAGS = "-C link-arg=-fuse-ld=mold";
-    doCheck = false;
-
-    # Only set RUSTFLAGS for mold if useMold is enabled
-    env = lib.optionalAttrs useMold {
-      CARGO_LINKER = "clang";
-      RUSTFLAGS = "-C link-arg=-fuse-ld=mold";
-    };
 
     meta = {
       description = "Microscopic fetch script in Rust, for NixOS systems";

nix/shell.nix

@@ -1,31 +1,27 @@
 {
   mkShell,
-  cargo,
-  rustc,
-  mold,
-  clang,
   rust-analyzer-unwrapped,
   rustfmt,
   clippy,
+  cargo,
   taplo,
+  rustc,
   rustPlatform,
   gnuplot,
 }:
 mkShell {
-  name = "microfetch";
   strictDeps = true;
+
   nativeBuildInputs = [
     cargo
     rustc
-    mold
-    clang
 
     rust-analyzer-unwrapped
     (rustfmt.override {asNightly = true;})
     clippy
     taplo
 
-    gnuplot # for Criterion.rs plots
+    gnuplot # For Criterion.rs plots
   ];
 
   env.RUST_SRC_PATH = "${rustPlatform.rustLibSrc}";

src/colors.rs

@@ -1,4 +1,4 @@
-use std::sync::LazyLock;
+use std::{env, sync::LazyLock};
 
 pub struct Colors {
   pub reset:   &'static str,
@@ -37,8 +37,8 @@ impl Colors {
 }
 
 pub static COLORS: LazyLock<Colors> = LazyLock::new(|| {
-  const NO_COLOR: *const libc::c_char = c"NO_COLOR".as_ptr();
+  // Check for NO_COLOR once at startup
-  let is_no_color = unsafe { !libc::getenv(NO_COLOR).is_null() };
+  let is_no_color = env::var("NO_COLOR").is_ok();
   Colors::new(is_no_color)
 });
 

src/desktop.rs

@@ -1,27 +1,22 @@
-use std::{ffi::CStr, fmt::Write};
+use std::fmt::Write;
 
 #[must_use]
 #[cfg_attr(feature = "hotpath", hotpath::measure)]
 pub fn get_desktop_info() -> String {
   // Retrieve the environment variables and handle Result types
-  let desktop_str = unsafe {
+  let desktop_env = std::env::var("XDG_CURRENT_DESKTOP");
-    let ptr = libc::getenv(c"XDG_CURRENT_DESKTOP".as_ptr());
+  let display_backend = std::env::var("XDG_SESSION_TYPE");
-    if ptr.is_null() {
+
-      "Unknown"
+  let desktop_str = match desktop_env {
-    } else {
+    Err(_) => "Unknown",
-      let s = CStr::from_ptr(ptr).to_str().unwrap_or("Unknown");
+    Ok(ref s) if s.starts_with("none+") => &s[5..],
-      s.strip_prefix("none+").unwrap_or(s)
+    Ok(ref s) => s.as_str(),
-    }
   };
 
-  let backend_str = unsafe {
+  let backend_str = match display_backend {
-    let ptr = libc::getenv(c"XDG_SESSION_TYPE".as_ptr());
+    Err(_) => "Unknown",
-    if ptr.is_null() {
+    Ok(ref s) if s.is_empty() => "Unknown",
-      "Unknown"
+    Ok(ref s) => s.as_str(),
-    } else {
-      let s = CStr::from_ptr(ptr).to_str().unwrap_or("Unknown");
-      if s.is_empty() { "Unknown" } else { s }
-    }
   };
 
   // Pre-calculate capacity: desktop_len + " (" + backend_len + ")"

src/main.rs

@@ -5,7 +5,7 @@ mod syscall;
 mod system;
 mod uptime;
 
-use std::io::{self, Cursor, Write};
+use std::io::{Write, stdout};
 
 pub use microfetch_lib::UtsName;
 
@@ -81,32 +81,16 @@ fn print_system_info(
   let cyan = COLORS.cyan;
   let blue = COLORS.blue;
   let reset = COLORS.reset;
-
+  let system_info = format!("
-  let mut buf = [0u8; 2048];
-  let mut cursor = Cursor::new(&mut buf[..]);
-
-  write!(
-    cursor,
-    "
     {cyan}     ▟█▖    {blue}▝█▙ ▗█▛         {user_info} ~{reset}
     {cyan}  ▗▄▄▟██▄▄▄▄▄{blue}▝█▙█▛  {cyan}▖       {cyan}  {blue}System{reset}        {os_name}
     {cyan}  ▀▀▀▀▀▀▀▀▀▀▀▘{blue}▝██  {cyan}▟█▖      {cyan}  {blue}Kernel{reset}        {kernel_version}
     {blue}     ▟█▛       {blue}▝█▘{cyan}▟█▛       {cyan}  {blue}Shell{reset}         {shell}
     {blue}▟█████▛          {cyan}▟█████▛    {cyan}  {blue}Uptime{reset}        {uptime}
     {blue}   ▟█▛{cyan}▗█▖       {cyan}▟█▛         {cyan}  {blue}Desktop{reset}       {desktop}
-    {blue}  ▝█▛  {cyan}██▖{blue}▗▄▄▄▄▄▄▄▄▄▄▄      {cyan}󰍛  {blue}Memory{reset}        {memory_usage}
+    {blue}  ▝█▛  {cyan}██▖{blue}▗▄▄▄▄▄▄▄▄▄▄▄      {cyan}  {blue}Memory{reset}        {memory_usage}
     {blue}   ▝  {cyan}▟█▜█▖{blue}▀▀▀▀▀██▛▀▀▘      {cyan}󱥎  {blue}Storage (/){reset}   {storage}
-    {cyan}     ▟█▘ ▜█▖    {blue}▝█▛         {cyan}  {blue}Colors{reset}        {colors}\n\n"
+    {cyan}     ▟█▘ ▜█▖    {blue}▝█▛         {cyan}  {blue}Colors{reset}        {colors}\n");
-  )?;
 
-  let len = cursor.position() as usize;
+  Ok(stdout().write_all(system_info.as_bytes())?)
-  // Direct syscall to avoid stdout buffering allocation
-  let written = unsafe { libc::write(libc::STDOUT_FILENO, buf.as_ptr().cast(), len) };
-  if written < 0 {
-    return Err(io::Error::last_os_error().into());
-  }
-  if written as usize != len {
-    return Err(io::Error::new(io::ErrorKind::WriteZero, "partial write to stdout").into());
-  }
-  Ok(())
 }

src/system.rs

@@ -1,18 +1,11 @@
-use std::{ffi::CStr, fmt::Write as _, io, mem::MaybeUninit};
+use std::{env, fmt::Write as _, io, mem::MaybeUninit};
 
 use crate::{UtsName, colors::COLORS, syscall::read_file_fast};
 
 #[must_use]
 #[cfg_attr(feature = "hotpath", hotpath::measure)]
 pub fn get_username_and_hostname(utsname: &UtsName) -> String {
-  let username = unsafe {
+  let username = env::var("USER").unwrap_or_else(|_| "unknown_user".to_owned());
-    let ptr = libc::getenv(c"USER".as_ptr());
-    if ptr.is_null() {
-      "unknown_user"
-    } else {
-      CStr::from_ptr(ptr).to_str().unwrap_or("unknown_user")
-    }
-  };
   let hostname = utsname.nodename().to_str().unwrap_or("unknown_host");
 
   let capacity = COLORS.yellow.len()
@@ -25,7 +18,7 @@ pub fn get_username_and_hostname(utsname: &UtsName) -> String {
   let mut result = String::with_capacity(capacity);
 
   result.push_str(COLORS.yellow);
-  result.push_str(username);
+  result.push_str(&username);
   result.push_str(COLORS.red);
   result.push('@');
   result.push_str(COLORS.green);
@@ -38,17 +31,15 @@ pub fn get_username_and_hostname(utsname: &UtsName) -> String {
 #[must_use]
 #[cfg_attr(feature = "hotpath", hotpath::measure)]
 pub fn get_shell() -> String {
-  unsafe {
+  let shell_path =
-    let ptr = libc::getenv(c"SHELL".as_ptr());
+    env::var("SHELL").unwrap_or_else(|_| "unknown_shell".to_owned());
-    if ptr.is_null() {
-      return "unknown_shell".into();
-    }
 
-    let bytes = CStr::from_ptr(ptr).to_bytes();
+  // Find last '/' and get the part after it, avoiding allocation
-    let start = bytes.iter().rposition(|&b| b == b'/').map_or(0, |i| i + 1);
+  shell_path
-    let name = std::str::from_utf8_unchecked(&bytes[start..]);
+    .rsplit('/')
-    name.into()
+    .next()
-  }
+    .unwrap_or("unknown_shell")
+    .to_owned()
 }
 
 /// Gets the root disk usage information.
@@ -115,7 +106,7 @@ pub fn get_memory_usage() -> Result<String, io::Error> {
   fn parse_memory_info() -> Result<(f64, f64), io::Error> {
     let mut total_memory_kb = 0u64;
     let mut available_memory_kb = 0u64;
-    let mut buffer = [0u8; 1024];
+    let mut buffer = [0u8; 2048];
 
     // Use fast syscall-based file reading
     let bytes_read = read_file_fast("/proc/meminfo", &mut buffer)?;