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Check scanf return value
authorpgen <[email protected]>
Sun, 13 Apr 2025 21:18:39 +0000 (13 23:18 +0200)
committerpgen <[email protected]>
Sun, 13 Apr 2025 21:18:39 +0000 (13 23:18 +0200)
smenu.c patch | blob | blame | history

diff --git a/smenu.c b/smenu.c
index e48e980..03fe5ff 100755 (executable)
--- a/smenu.c
+++ b/smenu.c
@@ -13918,6 +13918,8 @@ main(int argc, char *argv[])
             /* ''''''''''''''''''''''''''''''''''''''''''''''' */
             while (1)
             {
             /* ''''''''''''''''''''''''''''''''''''''''''''''' */
             while (1)
             {
+              int n = 0;
+
               /* Fast reading until an ESC or the end of input is found. */
               /* """"""""""""""""""""""""""""""""""""""""""""""""""""""" */
               while ((c = my_fgetc(stdin)) != EOF && c != 0x1b)
               /* Fast reading until an ESC or the end of input is found. */
               /* """"""""""""""""""""""""""""""""""""""""""""""""""""""" */
               while ((c = my_fgetc(stdin)) != EOF && c != 0x1b)
@@ -13933,8 +13935,8 @@ main(int argc, char *argv[])
               /* Read the 5 next characters to look for the */
               /* ending bracket "[201~".                    */
               /* """""""""""""""""""""""""""""""""""""""""" */
               /* Read the 5 next characters to look for the */
               /* ending bracket "[201~".                    */
               /* """""""""""""""""""""""""""""""""""""""""" */
-              scanf("%5c", eb);
-              if (memcmp("[201~", eb, 5) == 0)
+              n = scanf("%5c", eb);
+              if (n == 5 && memcmp("[201~", eb, 5) == 0)
                 break;
             }
           }
                 break;
             }
           }
Get words from stdin and create a nice window on the terminal to select one of them and print it to stdout.