ncurses 6.4 - patch 20240420

[ncurses.git] / ncurses / tinfo / read_termcap.c

diff --git a/ncurses/tinfo/read_termcap.c b/ncurses/tinfo/read_termcap.c
index 9ff2b2bace3cbf48dc30d73e253712f9fac702f6..1a294848b82732519adb681698e23e4af5a76246 100644 (file)
--- a/ncurses/tinfo/read_termcap.c
+++ b/ncurses/tinfo/read_termcap.c
@@ -57,7 +57,7 @@
 #include <sys/types.h>
 #include <tic.h>
 
-MODULE_ID("$Id: read_termcap.c,v 1.103 2023/04/28 20:59:14 tom Exp $")
+MODULE_ID("$Id: read_termcap.c,v 1.104 2023/06/24 21:53:16 tom Exp $")
 
 #if !PURE_TERMINFO
 
@@ -1055,15 +1055,15 @@ _nc_read_termcap_entry(const char *const tn, TERMTYPE2 *const tp)
     if (normal) {              /* normal case */
        char envhome[PATH_MAX], *h;
 
-       copied = strdup(get_termpath());
-       for (cp = copied; *cp; cp++) {
-           if (*cp == NCURSES_PATHSEP)
-               *cp = '\0';
-           else if (cp == copied || cp[-1] == '\0') {
-               ADD_TC(cp, filecount);
+       if ((copied = strdup(get_termpath())) != 0) {
+           for (cp = copied; *cp; cp++) {
+               if (*cp == NCURSES_PATHSEP)
+                   *cp = '\0';
+               else if (cp == copied || cp[-1] == '\0') {
+                   ADD_TC(cp, filecount);
+               }
            }
        }
-
 #define PRIVATE_CAP "%.*s/.termcap"
 
        if (use_terminfo_vars() && (h = getenv("HOME")) != NULL && *h != '\0'