--- scripts/pika-bind.sh.in	2025-06-11 19:18:08.000000000 +0800
+++ scripts/pika-bind.sh.in	2026-07-28 06:02:15.000000000 +0800
@@ -126,10 +126,15 @@
     exit 0
 fi
 
-method_pattern="\<${method}\>"
-if [[ ! ${valid_methods[@]} =~ ${method_pattern} ]]; then
+valid=0
+for m in "${valid_methods[@]}"; do
+    if [[ "${m}" == "${method}" ]]; then
+        valid=1
+        break
+    fi
+done
+if [[ ${valid} -eq 0 ]]; then
     pika-bind-error "Invalid method: ${method}. See pika-bind --help for available methods."
-    exit 1
 fi
 
 if [[ ${print_bind} -eq 0 ]]; then
@@ -165,8 +170,11 @@
 # Expecting:
 # 0x7f00000007f
 if method-enabled "hwloc" && [[ -z "${PIKA_PROCESS_MASK}" ]]; then
+    if ! command -v hwloc-bind &>/dev/null; then
+        pika-bind-verbose "Skipping hwloc-bind because hwloc-bind is not available"
+    else
     pika-bind-verbose "Trying to use hwloc-bind CPU mask"
-    hwloc_output=$(hwloc-bind --get --taskset)
+    hwloc_output=$(hwloc-bind --get --taskset 2>/dev/null)
     hwloc_exit_code=$?
     if [[ $hwloc_exit_code -eq 0 ]]; then
        if [[ "${hwloc_output}" =~ 0x[0-9a-f]+ ]]; then
@@ -178,11 +186,15 @@
     else
        pika-bind-verbose "Skipping hwloc-bind because hwloc-bind failed with exit code $hwloc_exit_code and output \"$hwloc_output\""
     fi
+    fi
 fi
 
 # Expecting:
 # pid 19304's current affinity mask: 7f00000007f
 if method-enabled "taskset" && [[ -z "${PIKA_PROCESS_MASK}" ]]; then
+   if ! command -v taskset &>/dev/null; then
+       pika-bind-verbose "Skipping taskset because taskset is not available"
+   else
    taskset_output=$(taskset --pid $$)
    taskset_exit_code=$?
    if [[ ${taskset_exit_code} -eq 0 ]]; then
@@ -196,6 +208,7 @@
    else
        pika-bind-verbose "Skipping taskset because taskset failed with exit code $taskset_exit_code and output \"$taskset_output\""
    fi
+   fi
 fi
 
 if [[ -z "${PIKA_PROCESS_MASK}" ]]; then