TFO: even in binary built for modern Linux, handle error returned by old Linux kernel...

[users/heiko/exim.git] / src / exim_monitor / em_menu.c

diff --git a/src/exim_monitor/em_menu.c b/src/exim_monitor/em_menu.c
index dc24e3dfaf2cbc0c0e6bd6cabd9024ec758c8dbf..33b3e0c94ada1dc462026827f5dfae9ca24fa23f 100644 (file)
--- a/src/exim_monitor/em_menu.c
+++ b/src/exim_monitor/em_menu.c
@@ -2,7 +2,7 @@
 *                  Exim Monitor                  *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2016 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 
@@ -137,24 +137,24 @@ static void
 msglogAction(Widget w, XtPointer client_data, XtPointer call_data)
 {
 int i;
-Widget text = text_create((uschar *)client_data, text_depth);
-uschar * fname;
-FILE *f = NULL;
+Widget text = text_create(US client_data, text_depth);
+uschar * fname = NULL;
+FILE * f = NULL;
 
 w = w;      /* Keep picky compilers happy */
 call_data = call_data;
 
 /* End up with the split version, so message looks right when non-exist */
 
-for (i = 0; i < (spool_is_split? 2:1); i++)
+for (i = 0; i < (spool_is_split ? 2:1); i++)
   {
-  message_subdir[0] = i != 0 ? ((uschar *)client_data)[5] : 0;
+  message_subdir[0] = i != 0 ? (US client_data)[5] : 0;
   fname = spool_fname(US"msglog", message_subdir, US client_data, US"");
   if ((f = fopen(CS fname, "r")))
     break;
   }
 
-if (f == NULL)
+if (!f)
   text_showf(text, "%s: %s\n", fname, strerror(errno));
 else
   {
@@ -174,7 +174,7 @@ static void
 bodyAction(Widget w, XtPointer client_data, XtPointer call_data)
 {
 int i;
-Widget text = text_create((uschar *)client_data, text_depth);
+Widget text = text_create(US client_data, text_depth);
 FILE *f = NULL;
 
 w = w;      /* Keep picky compilers happy */
@@ -183,7 +183,7 @@ call_data = call_data;
 for (i = 0; i < (spool_is_split? 2:1); i++)
   {
   uschar * fname;
-  message_subdir[0] = i != 0 ? ((uschar *)client_data)[5] : 0;
+  message_subdir[0] = i != 0 ? (US client_data)[5] : 0;
   fname = spool_fname(US"input", message_subdir, US client_data, US"-D");
   if ((f = fopen(CS fname, "r")))
     break;
@@ -334,9 +334,9 @@ if (!delivery)
   if (rc == 0 && Ustrcmp(action + Ustrlen(action) - 4, "-Mes") == 0)
     {
     queue_item *q = find_queue(id, queue_noop, 0);
-    if (q != NULL)
+    if (q)
       {
-      if (q->sender != NULL) store_free(q->sender);
+      if (q->sender) store_free(q->sender);
       q->sender = store_malloc(Ustrlen(address_arg) + 1);
       Ustrcpy(q->sender, address_arg);
       }
@@ -411,7 +411,7 @@ static void deliverAction(Widget w, XtPointer client_data, XtPointer call_data)
 {
 w = w;      /* Keep picky compilers happy */
 call_data = call_data;
-ActOnMessage((uschar *)client_data, US"-v -M", US"");
+ActOnMessage(US client_data, US"-v -M", US"");
 }
 
 
@@ -424,7 +424,7 @@ static void freezeAction(Widget w, XtPointer client_data, XtPointer call_data)
 {
 w = w;      /* Keep picky compilers happy */
 call_data = call_data;
-ActOnMessage((uschar *)client_data, US"-Mf", US"");
+ActOnMessage(US client_data, US"-Mf", US"");
 }
 
 
@@ -437,7 +437,7 @@ static void thawAction(Widget w, XtPointer client_data, XtPointer call_data)
 {
 w = w;      /* Keep picky compilers happy */
 call_data = call_data;
-ActOnMessage((uschar *)client_data, US"-Mt", US"");
+ActOnMessage(US client_data, US"-Mt", US"");
 }
 
 
@@ -624,7 +624,7 @@ static void giveupAction(Widget w, XtPointer client_data, XtPointer call_data)
 {
 w = w;      /* Keep picky compilers happy */
 call_data = call_data;
-ActOnMessage((uschar *)client_data, US"-v -Mg", US"");
+ActOnMessage(US client_data, US"-v -Mg", US"");
 }
 
 
@@ -637,7 +637,7 @@ static void removeAction(Widget w, XtPointer client_data, XtPointer call_data)
 {
 w = w;      /* Keep picky compilers happy */
 call_data = call_data;
-ActOnMessage((uschar *)client_data, US"-Mrm", US"");
+ActOnMessage(US client_data, US"-Mrm", US"");
 }
 
 
@@ -650,8 +650,8 @@ static void headersAction(Widget w, XtPointer client_data, XtPointer call_data)
 {
 uschar buffer[256];
 header_line *h, *next;
-Widget text = text_create((uschar *)client_data, text_depth);
-void *reset_point;
+Widget text = text_create(US client_data, text_depth);
+rmark reset_point;
 
 w = w;      /* Keep picky compilers happy */
 call_data = call_data;
@@ -659,9 +659,9 @@ call_data = call_data;
 /* Remember the point in the dynamic store so we can recover to it afterwards.
 Then use Exim's function to read the header. */
 
-reset_point = store_get(0);
+reset_point = store_mark();
 
-sprintf(CS buffer, "%s-H", (uschar *)client_data);
+sprintf(CS buffer, "%s-H", US client_data);
 if (spool_read_header(buffer, TRUE, FALSE) != spool_read_OK)
   {
   if (errno == ERRNO_SPOOLFORMAT)
@@ -669,8 +669,8 @@ if (spool_read_header(buffer, TRUE, FALSE) != spool_read_OK)
     struct stat statbuf;
     sprintf(CS big_buffer, "%s/input/%s", spool_directory, buffer);
     if (Ustat(big_buffer, &statbuf) == 0)
-      text_showf(text, "Format error in spool file %s: size=%d\n", buffer,
-        statbuf.st_size);
+      text_showf(text, "Format error in spool file %s: size=%lu\n", buffer,
+        (ulong)statbuf.st_size);
     else text_showf(text, "Format error in spool file %s\n", buffer);
     }
   else text_showf(text, "Read error for spool file %s\n", buffer);
@@ -680,7 +680,7 @@ if (spool_read_header(buffer, TRUE, FALSE) != spool_read_OK)
 
 if (sender_address != NULL)
   {
-  text_showf(text, "%s sender: <%s>\n", sender_local? "Local" : "Remote",
+  text_showf(text, "%s sender: <%s>\n", f.sender_local ? "Local" : "Remote",
     sender_address);
   }