Update

Author: Officeyutong

.github/workflows/test-examples.yml

@@ -147,7 +147,10 @@ jobs:
         with:
           name: runtime-package-no-jit-${{matrix.container.name}}
           path: ~/.bpftime
-  
+      - name: Install which(required by funclatency on fedora)
+        if: ${{matrix.container.name=='fedora' && matrix.examples.path=='libbpf-tools/funclatency'}}
+        run: |
+          yum install -y which
       - name: Set permissions
         run: |
           chmod +x ~/.bpftime/*

example/libbpf-tools/funclatency/funclatency.c

@@ -238,7 +238,7 @@ static int which_program(const char *prog, char *path, size_t path_sz)
 	FILE *which;
 	char cmd[100];
 
-	if (snprintf(cmd, sizeof(cmd), "/bin/bash -c 'which %s'", prog) >= sizeof(cmd)) {
+	if (snprintf(cmd, sizeof(cmd), "which %s", prog) >= sizeof(cmd)) {
 		warn("snprintf which prog failed");
 		return -1;
 	}