initial commit / add all books

1 files changed, 71 insertions, 0 deletions

diff --git a/1088/CH5/EX5.1/Example1.sce b/1088/CH5/EX5.1/Example1.sce
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+++ b/1088/CH5/EX5.1/Example1.sce
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+clear
+flag=1
+mode(-1)
+clc
+
+printf("Example 1    :               Show the method of file handling using the cat command \n")
+disp("****************************************************************")
+disp("Answer    :   ")
+disp("INSTRUCTIONS   : ")
+printf("\nHere all instructions are preloaded in the form of a demo\nPRESS ENTER AFTER EACH COMMAND to see its RESULT\nPRESS ENTER AFTER EACH RESULT TO GO TO THE NEXT COMMAND\n")
+halt('.............Press [ENTER] to continue.....')
+halt("")
+clc
+printf("\tUNIX SHELL SIMULATOR(DEMO VERSION WITH PRELOADED COMMANDS)\n\n\n")
+
+
+printf("\n# Enter the name of the file which you want to access  \n\n")
+nam=input('$ cat  ','s')
+printf("# This searches for a file named %s \n\n",nam)
+
+
+if ~isfile(nam) then
+    flag=0
+    printf("\n%s : file not found \n",nam)
+    printf("# Create a new file named %s?\n # y : Yes \n # n : No \n",nam)
+    resp=input('','s')
+    if resp=='y' then
+        flag=1
+        printf("\n#***Enter the contents of the file %s*****\n# [Enter ^ in a newline to end and close the file]\n",nam)
+        printf('\n\n$ cat > %s                      #to create a file named %s and fill its contents\n',nam,nam)
+        fhdr=mopen(nam,'wt')
+        i=1
+        while %t
+            cont=input(string(i)+'.  ','s')
+            if (cont=='^') then
+                break
+            end
+            mfprintf(fhdr,"%s\n",cont)
+            i=i+1
+        end
+        mclose(fhdr)
+    end
+end
+
+if flag==1 then
+    i=1
+    clc
+    printf("\n          ===========> %s <============\n\n\n",nam)
+    fhdr=mopen(nam,'rt')
+    while %t
+        [n,a]=mfscanf(fhdr,"%c")
+        if meof(fhdr) then
+            break
+        end
+        printf("%c",a)
+        i=i+1
+    end
+    mclose(fhdr)
+    printf("\n\n%d characters present in the file.\n[hit ENTER to continue]\n",i)
+    halt('')
+else
+    printf("\n\n# file %s is not found and not created also\n",nam)
+end
+
+
+printf("\n\n\n$ exit        #To exit the current simulation terminal and return to Scilab console\n\n")
+halt("........# (hit [ENTER] for result)")
+//clc()
+
+printf("\n\n\t\t\tBACK TO SCILAB CONSOLE...\nLoading initial environment')
+sleep(1000)