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-rw-r--r--mod/tools/perf-flamegraph.nix12
-rw-r--r--mod/tools/typst/default.nix2
2 files changed, 13 insertions, 1 deletions
diff --git a/mod/tools/perf-flamegraph.nix b/mod/tools/perf-flamegraph.nix
new file mode 100644
index 0000000..b472b74
--- /dev/null
+++ b/mod/tools/perf-flamegraph.nix
@@ -0,0 +1,12 @@
+# Script that collects perf timing for the execution of a command and writes a
+# flamegraph to stdout
+{ pkgs, ... }:
+
+pkgs.writeShellScriptBin "perf-flamegraph" ''
+ set -euo pipefail
+
+ ${pkgs.linuxPackages.perf}/bin/perf record -g --call-graph dwarf -F max "$@"
+ ${pkgs.linuxPackages.perf}/bin/perf script \
+ | ${pkgs.flamegraph}/bin/stackcollapse-perf.pl \
+ | ${pkgs.flamegraph}/bin/flamegraph.pl
+''
diff --git a/mod/tools/typst/default.nix b/mod/tools/typst/default.nix
index 3f81658..5f809d6 100644
--- a/mod/tools/typst/default.nix
+++ b/mod/tools/typst/default.nix
@@ -28,6 +28,6 @@ in
depotPackages
];
- shellHook = "export XDG_DATA_HOME=${depotPackages}/share:$XDG_DATA_HOME";
+ shellHook = "alias typst='export XDG_DATA_HOME=${depotPackages}/share:$XDG_DATA_HOME'";
};
}