Initial import

[samba] / testsuite / nsswitch / getpwent_r.c

diff --git a/testsuite/nsswitch/getpwent_r.c b/testsuite/nsswitch/getpwent_r.c
new file mode 100644 (file)
index 0000000..2ba7ea9
--- /dev/null
+++ b/testsuite/nsswitch/getpwent_r.c
@@ -0,0 +1,85 @@
+/*
+ * Use set/get/endpwent calls from two processes to iterate over the
+ * password database.  This checks the multithreaded stuff works.
+ */
+
+#include <stdio.h>
+#include <pwd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <wait.h>
+
+void dump_pwent(char *id)
+{
+    struct passwd *pw;
+    char fname[255];
+    FILE *fptr;
+
+    /* Open results file */
+
+    sprintf(fname, "/tmp/getpwent_r-%s.out-%d", id, getpid());
+
+    if ((fptr = fopen(fname, "w")) < 0) {
+        fprintf(stderr, "ERROR: could not open file %s: %s\n", fname,
+                sys_errlist[errno]);
+        return;
+    }
+
+    /* Dump passwd database */
+
+    setpwent();
+        
+    while((pw = getpwent()) != NULL) {
+       fprintf(fptr,"%s:%s:%s:%d:%d\n", pw->pw_name, pw->pw_passwd,
+               pw->pw_gecos, pw->pw_uid, pw->pw_gid);
+    }
+        
+    endpwent();
+
+    /* Close results file */
+
+    fclose(fptr);
+}
+
+#define NUM_FORKS 2
+
+int main(int argc, char **argv)
+{
+    pid_t pids[NUM_FORKS];
+    int i, status;
+
+    /* Check args */
+
+    if (argc != 2) {
+        printf("ERROR: must specify output file identifier\n");
+        return 1;
+    }
+
+    for(i = 0; i < NUM_FORKS; i++) {
+
+        /* Fork off lots */
+
+        if ((pids[i] = fork()) == -1) {
+            perror("fork");
+            return 1;
+        }
+
+        /* Child does tests */
+
+        if (pids[i] == 0) {
+            dump_pwent(argv[1]);
+            return 0;
+        }
+    }
+
+    /* Wait for everyone to finish */
+
+    for (i = 0; i < NUM_FORKS; i++) {
+        waitpid(pids[i], &status, 0);
+    }
+
+    printf("PASS: getpwent_r.c\n");
+    return 0;
+}