created function checkText

this checks if text has some content

include/misc.h

@@ -7,6 +7,7 @@ void checkVersion(inputFlags flags); //THIS FUNCTION CHECKS IF LATEST VERSION OF
 void generateTextKeyChain(char *key, int *textKeyChain, int textKeyChainSize); //GENERATES ARRAY FOR ENCRYPTION/DECRYPTION
 void deallocateOutput(outputFlags flags); //DEALLOCATES flags
 void checkKey(char *key, inputFlags flags); //CHECKS IF KEY IS VALID
+void checkText(char *text, inputFlags flags); //CHECKS IF TEXT IS VALID
 int countIntLength(int number); //RETURNS LENGTH OF number
 
 #endif

src/lib/decrypter.c

@@ -9,6 +9,9 @@
 
 outputFlags decryptText(char *text, char *keyNew, inputFlags flags)
 {
+    //CHECK FOR INVALID text
+    checkText(text, flags);
+
     //CHECK FOR INVALID key
     checkKey(keyNew, flags);
 

src/lib/encrypter.c

@@ -10,9 +10,18 @@
 
 outputFlags encryptText(char *text, char *keyNew, inputFlags flags)
 {
+    //CHECK FOR INVALID text
+    checkText(text, flags);
+
     //CHECK FOR ACTIVE VERSION
     if (!flags.skipCheck) checkVersion(flags);
 
+    if (strcmp(text, "") == 0)
+    {
+        if (!flags.noOutput) fprintf(stderr, "No text to encrypt!\n");
+        exit(1);
+    }
+
     //VARIABLES
     char *key = malloc(getKeyLength());
     char *returningText;

src/lib/misc.c

@@ -182,6 +182,15 @@ void checkKey(char *key, inputFlags flags)
     }
 }
 
+void checkText(char *text, inputFlags flags)
+{
+    if (strcmp(text, "") == 0)
+    {
+        if (!flags.noOutput) fprintf(stderr, "No text to encrypt!\n");
+        exit(1);
+    }
+}
+
 int countIntLength(int number)
 {
     int returning = 1;