Expert C Programming

Check Those Bit Patterns Write a one-liner to check whether or not the bit pattern for floating point 0.0 is the same as integer ...

int row_2[] = {6,7,-1}; int row_3[] = {8,9,10,-1}; int *weights[] = { row_1, row_2, row_3 }; More about this in the next chapter ...

Programming Solution Playing Around with Array/Pointer Arguments char ga[] = "abcdefghijklm"; void my_array_func( char ca[10] ) ...

addr (ca[1]) = 0x20901 ++ca = 0x20901 addr of ptr param = 0xeffffa14 addr (pa[0]) = 0x20900 addr (pa[1]) = 0x20901 ++pa = 0x2090 ...

Never allow a programmer like this to park your car. The storage and a reference to an individual element are actually laid out ...

the declaration). Think of it as parenthesized—(char *) turnip[23]. It is not what it appears to be if you read it from left to ...

dimensional array of pointers is that looking at the reference squash[i][j] does not tell you whether squash was declared as: in ...

compiler symbol table has a as address 9980 runtime step 1: get value i, scale it by the size of a row (6 bytes here), and add i ...

char carrot[50][256]; This reserves the 256 characters for each of the fifty strings, even if in practice some of them are only ...

How Array and Pointer Parameters Are Changed by the Compiler The "array name is rewritten as a pointer argument" rule isn't recu ...

my_function_3( p ); int (*q)[2][3][5] = &apricot; my_function_1( *q ); my_function_2( *q ); my_function_3( *q ); Programming Cha ...

About the best we can do is to give up on two-dimensional arrays and change array[x][y] into a one-dimensional array[x+1] of poi ...

Although this is the simplest way, it is also the least useful, as it forces the function to process only arrays of exactly size ...

procedure a(fname: array[lo..hi:integer] of char); The data names lo and hi (or whatever you called them) get filled in with the ...

This is easy to get wrong, and should make you wonder why you are using a compiler at all if you have to do this kind of thing b ...

int (result)[20]; / declare a pointer to 20-int array */ ... result = paf(); / call the function / (result)[3] = 12; / access th ...

my HP/IBM/PC." They want printf to print the empty string when given a null pointer. The problem is that the C standard lays dow ...

Fortunately, it is possible to get the effect of dynamic arrays (at the expense of doing some pointer manipulation ourselves). H ...

and our own favorite: 033 linker attempting to "duct tape" this "gerbil" of a program maybe that's why the linker is also called ...

char input[10]; printf("Please enter size of array: "); size = atoi(fgets(input,7,stdin)); dynamic = (char *) malloc(size); ... ...