tests/setgroups.c: use errno2name

* tests/setgroups.c (errno2str): Remove.
(main): Use errno2name.

diff --git a/tests/setgroups.c b/tests/setgroups.c
index ca35848533b4f7634cf3c2eb7808ff117edf006e..f46dc7edd105f592c4d6d8ed0e497634a85b589b 100644 (file)
--- a/tests/setgroups.c
+++ b/tests/setgroups.c
@@ -58,45 +58,32 @@
 # include <stdio.h>
 # include <unistd.h>
 
-static const char *
-errno2str(void)
-{
-       switch (errno) {
-#define CASE(x) case x: return #x
-               CASE(EPERM);
-               CASE(EINVAL);
-               CASE(ENOMEM);
-               CASE(EFAULT);
-               default: perror_msg_and_fail(SYSCALL_NAME);
-       }
-}
-
 int
 main(void)
 {
        /* check how the first argument is decoded */
        if (syscall(SYSCALL_NR, 0, 0))
-               printf("%s(0, NULL) = -1 %s (%m)\n", SYSCALL_NAME, errno2str());
+               printf("%s(0, NULL) = -1 %s (%m)\n", SYSCALL_NAME, errno2name());
        else
                printf("%s(0, NULL) = 0\n", SYSCALL_NAME);
 
        if (syscall(SYSCALL_NR, (long) 0xffffffff00000000ULL, 0))
                printf("%s(0, NULL) = -1 %s (%m)\n",
-                      SYSCALL_NAME, errno2str());
+                      SYSCALL_NAME, errno2name());
        else
                printf("%s(0, NULL) = 0\n", SYSCALL_NAME);
 
        syscall(SYSCALL_NR, 1, 0);
-       printf("%s(1, NULL) = -1 %s (%m)\n", SYSCALL_NAME, errno2str());
+       printf("%s(1, NULL) = -1 %s (%m)\n", SYSCALL_NAME, errno2name());
 
        syscall(SYSCALL_NR, (long) 0xffffffff00000001ULL, 0);
-       printf("%s(1, NULL) = -1 %s (%m)\n", SYSCALL_NAME, errno2str());
+       printf("%s(1, NULL) = -1 %s (%m)\n", SYSCALL_NAME, errno2name());
 
        syscall(SYSCALL_NR, -1U, 0);
-       printf("%s(%u, NULL) = -1 %s (%m)\n", SYSCALL_NAME, -1U, errno2str());
+       printf("%s(%u, NULL) = -1 %s (%m)\n", SYSCALL_NAME, -1U, errno2name());
 
        syscall(SYSCALL_NR, -1L, 0);
-       printf("%s(%u, NULL) = -1 %s (%m)\n", SYSCALL_NAME, -1U, errno2str());
+       printf("%s(%u, NULL) = -1 %s (%m)\n", SYSCALL_NAME, -1U, errno2name());
 
        /* check how the second argument is decoded */
        const GID_TYPE *const g1 = tail_alloc(sizeof(*g1));
@@ -106,53 +93,53 @@ main(void)
 
        if (syscall(SYSCALL_NR, 0, g1 + 1))
                printf("%s(0, []) = -1 %s (%m)\n",
-                      SYSCALL_NAME, errno2str());
+                      SYSCALL_NAME, errno2name());
        else
                printf("%s(0, []) = 0\n", SYSCALL_NAME);
 
        if (syscall(SYSCALL_NR, 1, g1))
                printf("%s(1, [%u]) = -1 %s (%m)\n",
-                      SYSCALL_NAME, (unsigned) *g1, errno2str());
+                      SYSCALL_NAME, (unsigned) *g1, errno2name());
        else
                printf("%s(1, [%u]) = 0\n",
                       SYSCALL_NAME, (unsigned) *g1);
 
        syscall(SYSCALL_NR, 1, g1 + 1);
        printf("%s(1, %p) = -1 %s (%m)\n",
-              SYSCALL_NAME, g1 + 1, errno2str());
+              SYSCALL_NAME, g1 + 1, errno2name());
 
        syscall(SYSCALL_NR, 1, -1L);
-       printf("%s(1, %#lx) = -1 %s (%m)\n", SYSCALL_NAME, -1L, errno2str());
+       printf("%s(1, %#lx) = -1 %s (%m)\n", SYSCALL_NAME, -1L, errno2name());
 
        syscall(SYSCALL_NR, 2, g1);
        printf("%s(2, [%u, %p]) = -1 %s (%m)\n",
-              SYSCALL_NAME, (unsigned) *g1, g1 + 1, errno2str());
+              SYSCALL_NAME, (unsigned) *g1, g1 + 1, errno2name());
 
        g2[0] = -2;
        g2[1] = -3;
        if (syscall(SYSCALL_NR, 2, g2))
                printf("%s(2, [%u, %u]) = -1 %s (%m)\n", SYSCALL_NAME,
-                      (unsigned) g2[0], (unsigned) g2[1], errno2str());
+                      (unsigned) g2[0], (unsigned) g2[1], errno2name());
        else
                printf("%s(2, [%u, %u]) = 0\n", SYSCALL_NAME,
                       (unsigned) g2[0], (unsigned) g2[1]);
 
        syscall(SYSCALL_NR, 3, g2);
        printf("%s(3, [%u, %u, %p]) = -1 %s (%m)\n", SYSCALL_NAME,
-              (unsigned) g2[0], (unsigned) g2[1], g2 + 2, errno2str());
+              (unsigned) g2[0], (unsigned) g2[1], g2 + 2, errno2name());
 
        g3[0] = 0;
        g3[1] = 1;
        if (syscall(SYSCALL_NR, 3, g3))
                printf("%s(3, [%u, %u, ...]) = -1 %s (%m)\n", SYSCALL_NAME,
-                      (unsigned) g3[0], (unsigned) g3[1], errno2str());
+                      (unsigned) g3[0], (unsigned) g3[1], errno2name());
        else
                printf("%s(3, [%u, %u]) = 0\n", SYSCALL_NAME,
                       (unsigned) g3[0], (unsigned) g3[1]);
 
        syscall(SYSCALL_NR, 4, g3);
        printf("%s(4, [%u, %u, ...]) = -1 %s (%m)\n", SYSCALL_NAME,
-              (unsigned) g3[0], (unsigned) g3[1], errno2str());
+              (unsigned) g3[0], (unsigned) g3[1], errno2name());
 
        long rc = sysconf(_SC_NGROUPS_MAX);
        const unsigned ngroups_max = rc;
@@ -161,18 +148,18 @@ main(void)
                syscall(SYSCALL_NR, ngroups_max, g3);
                printf("%s(%u, [%u, %u, ...]) = -1 %s (%m)\n", SYSCALL_NAME,
                       ngroups_max, (unsigned) g3[0], (unsigned) g3[1],
-                      errno2str());
+                      errno2name());
 
                const unsigned long size =
                        (unsigned long) 0xffffffff00000000ULL | ngroups_max;
                syscall(SYSCALL_NR, size, g3);
                printf("%s(%u, [%u, %u, ...]) = -1 %s (%m)\n", SYSCALL_NAME,
                       ngroups_max, (unsigned) g3[0], (unsigned) g3[1],
-                      errno2str());
+                      errno2name());
 
                syscall(SYSCALL_NR, ngroups_max + 1, g3);
                printf("%s(%u, %p) = -1 %s (%m)\n", SYSCALL_NAME,
-                      ngroups_max + 1, g3, errno2str());
+                      ngroups_max + 1, g3, errno2name());
        }
 
        puts("+++ exited with 0 +++");