tidying: char signedness

[users/jgh/exim.git] / test / src / server.c

diff --git a/test/src/server.c b/test/src/server.c
index e425880a8b2181812c1c813059f5b0ea734610d1..4f217237631d651ec2163dbdf43e54c3e1457cc7 100644 (file)
--- a/test/src/server.c
+++ b/test/src/server.c
@@ -65,13 +65,14 @@ typedef struct line {
 /*************************************************
 *            SIGALRM handler - crash out         *
 *************************************************/
+int tmo_noerror = 0;
 
 static void
 sigalrm_handler(int sig)
 {
 sig = sig;    /* Keep picky compilers happy */
 printf("\nServer timed out\n");
-exit(99);
+exit(tmo_noerror ? 0 : 99);
 }
 
 
@@ -173,6 +174,7 @@ line *last = NULL;
 line *s;
 FILE *in, *out;
 int linebuf = 1;
+char *pidfile = NULL;
 
 char *sockname = NULL;
 unsigned char buffer[10240];
@@ -197,17 +199,34 @@ int len = sizeof(accepted);
 
 
 /* Sort out the arguments */
+if (argc > 1 && (!strcmp(argv[1], "--help") || !strcmp(argv[1], "-h")))
+  {
+  printf("Usage: %s [options] port|socket [connection count]\n", argv[0]);
+  puts("Options"
+       "\n\t-d       debug"
+       "\n\t-i n     n seconds initial delay"
+       "\n\t-noipv4  disable ipv4"
+       "\n\t-noipv6  disable ipv6"
+       "\n\t-oP file write PID to file"
+       "\n\t-t n     n seconds timeout"
+  );
+  exit(0);
+  }
 
 while (na < argc && argv[na][0] == '-')
   {
   if (strcmp(argv[na], "-d") == 0) debug = 1;
-  else if (strcmp(argv[na], "-t") == 0) timeout = atoi(argv[++na]);
+  else if (strcmp(argv[na], "-t") == 0)
+    {
+    if (tmo_noerror = ((timeout = atoi(argv[++na])) < 0)) timeout = -timeout;
+    }
   else if (strcmp(argv[na], "-i") == 0) initial_pause = atoi(argv[++na]);
   else if (strcmp(argv[na], "-noipv4") == 0) use_ipv4 = 0;
   else if (strcmp(argv[na], "-noipv6") == 0) use_ipv6 = 0;
+  else if (strcmp(argv[na], "-oP") == 0) pidfile = argv[++na];
   else
     {
-    printf("server: unknown option %s\n", argv[na]);
+    printf("server: unknown option %s, try -h or --help\n", argv[na]);
     exit(1);
     }
   na++;
@@ -409,6 +428,18 @@ for (i = 0; i <= skn; i++)
   }
 
 
+if (pidfile)
+  {
+  FILE * p;
+  if (!(p = fopen(pidfile, "w")))
+    {
+    fprintf(stderr, "pidfile create failed: %s\n", strerror(errno));
+    exit(1);
+    }
+  fprintf(p, "%ld\n", (long)getpid());
+  fclose(p);
+  }
+
 /* This program handles only a fixed number of connections, in sequence. Before
 waiting for the first connection, read the standard input, which contains the
 script of things to do. A line containing "++++" is treated as end of file.
@@ -541,6 +572,7 @@ for (count = 0; count < connection_count; count++)
               cr.pid, cr.uid, cr.gid);
     --------------*****************/
     }
+  fflush(stdout);
 
   if (dup_accept_socket < 0)
     {