X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/93cf33c07eed0e56b4f3a0d1c07ff183ac1510ef..681fb6f84e8094c2c857d4341d3e2fb97d377908:/uip/mhshowsbr.c

diff --git a/uip/mhshowsbr.c b/uip/mhshowsbr.c
index 44371f1c..5abd67dc 100644
--- a/uip/mhshowsbr.c
+++ b/uip/mhshowsbr.c
@@ -12,7 +12,7 @@
 #include <h/signals.h>
 #include <h/md5.h>
 #include <errno.h>
-#include <setjmp.h>
+#include <h/m_setjmp.h>
 #include <signal.h>
 #include <h/mts.h>
 #include <h/tws.h>
@@ -469,7 +469,8 @@ raw:
 	}
     }
 
-    if (buflen <= 0 || (ct->c_termproc && buflen <= strlen(ct->c_termproc))) {
+    if (buflen <= 0 ||
+        (ct->c_termproc && (size_t) buflen <= strlen(ct->c_termproc))) {
 	/* content_error would provide a more useful error message
 	 * here, except that if we got overrun, it probably would
 	 * too.
@@ -532,15 +533,15 @@ show_content_aux2 (CT ct, int serial, int alternate, char *cracked, char *buffer
 	else
 	    list_switch (ct, -1, 1, 0, 0);
 
-	if (xpause && SOprintf ("Press <return> to show content..."))
-	    printf ("Press <return> to show content...");
-
-	if (xpause) {
+	if (xpause && isatty (fileno (stdout))) {
 	    int	intr;
+
+	    if (SOprintf ("Press <return> to show content..."))
+		printf ("Press <return> to show content...");
 	    SIGNAL_HANDLER istat;
 
 	    istat = SIGNAL (SIGINT, intrser);
-	    if ((intr = sigsetjmp (intrenv, 1)) == OK) {
+	    if ((intr = m_sigsetjmp (intrenv, 1)) == OK) {
 		fflush (stdout);
 		prompt[0] = 0;
 		read (fileno (stdout), prompt, sizeof(prompt));
@@ -563,7 +564,7 @@ show_content_aux2 (CT ct, int serial, int alternate, char *cracked, char *buffer
 
     fflush (stdout);
 
-    for (i = 0; (child_id = vfork ()) == NOTOK && i < 5; i++)
+    for (i = 0; (child_id = vfork()) == NOTOK && i < 5; i++)
 	sleep (5);
     switch (child_id) {
 	case NOTOK:
@@ -984,7 +985,8 @@ raw:
 	}
     }
 
-    if (buflen <= 0 || (ct->c_termproc && buflen <= strlen(ct->c_termproc))) {
+    if (buflen <= 0 ||
+        (ct->c_termproc && (size_t) buflen <= strlen(ct->c_termproc))) {
 	/* content_error would provide a more useful error message
 	 * here, except that if we got overrun, it probably would
 	 * too.