Changeset f85546d in mainline for uspace/app/perf/perf.c

Timestamp:

2019-01-04T15:00:21Z (5 years ago)

Author:

Vojtech Horky <vojtech.horky@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

13b1b48

Parents:

a362c16

Message:

perf: add benchmark parameters

Added API for extra benchmark parameters that could modify their
behaviour. The API is not used by any of the existing benchmarks (new
benchmarks coming in next commits).

File:

• uspace/app/perf/perf.c (modified) (4 diffs)

uspace/app/perf/perf.c

@@ -49 +49 @@
 #include "benchlist.h"
 #include "csv.h"
+#include "params.h"
 #include "perf.h"
 
@@ -299 +300 @@
         printf("-o, --output filename.csv  "
             "Store machine-readable data in filename.csv\n");
+        printf("-p, --param KEY=VALUE      "
+            "Additional parameters for the benchmark\n");
         printf("<benchmark> is one of the following:\n");
         list_benchmarks();
 }
 
+static void handle_param_arg(char *arg)
+{
+        char *value = NULL;
+        char *key = str_tok(arg, "=", &value);
+        bench_param_set(key, value);
+}
+
 int main(int argc, char *argv[])
 {
-        const char *short_options = "ho:";
+        errno_t rc = bench_param_init();
+        if (rc != EOK) {
+                fprintf(stderr, "Failed to initialize internal params structure: %s\n",
+                    str_error(rc));
+                return -5;
+        }
+
+        const char *short_options = "ho:p:";
         struct option long_options[] = {
                 { "help", optional_argument, NULL, 'h' },
+                { "param", required_argument, NULL, 'p' },
                 { "output", required_argument, NULL, 'o' },
                 { 0, 0, NULL, 0 }
@@ -322 +340 @@
                 case 'o':
                         csv_output_filename = optarg;
+                        break;
+                case 'p':
+                        handle_param_arg(optarg);
                         break;
                 case -1:
@@ -366 +387 @@
 
         csv_report_close();
+        bench_param_cleanup();
 
         return exit_code;