Allocation by chunks of 1KiB...

This commit is contained in:
Ognjen Milan Robovic 2023-08-15 19:27:09 -04:00
parent a0ce6d4fef
commit f9c4eed2e9

View File

@ -4,6 +4,9 @@
#include <unistd.h>
#include <fcntl.h>
#define ALLOCATION_CHUNK (1024UL)
#define ALLOCATION_LIMIT (1024UL * 1024UL)
enum { NORMAL, BOLD, DARKNESS, ITALIC, UNDERLINE, BLINK, DUNNO_6, REVERSE, INVISIBLE };
enum { GREY, RED, GREEN, YELLOW, BLUE, PINK, CYAN, WHITE, CANCEL };
@ -245,9 +248,15 @@ static int render_word (
++data_offset;
} while ((is_separator (buffer [data_offset]) == 0) && (buffer [data_offset] != '\0'));
free (word);
return (data_offset);
}
/*
Valgrind: Depends on uninitialized value (buffer [0])...?
280 : } while ((buffer [buffer_size - 1] != '\0') || (buffer_size != ALLOCATION_LIMIT));
285 : while (buffer [offset] != '\0') {
*/
int main (
int argc,
char * * argv
@ -260,18 +269,21 @@ int main (
return (-1);
}
do {
++buffer_size;
buffer = realloc (buffer, buffer_size);
read (STDIN_FILENO, & buffer [buffer_size - 1], sizeof (* buffer));
} while ((buffer [buffer_size] != '\0') || (buffer_size != 10000));
buffer = realloc (buffer, ALLOCATION_CHUNK);
do {
if ((buffer_size + 1) % ALLOCATION_CHUNK == 0) {
buffer = realloc (buffer, ((buffer_size + 1) / ALLOCATION_CHUNK + 1) * ALLOCATION_CHUNK);
}
buffer [buffer_size] = '\0'; /* Fixing Valgrind warnings... */
read (STDIN_FILENO, & buffer [buffer_size], sizeof (* buffer));
++buffer_size;
buffer = realloc (buffer, buffer_size);
buffer [buffer_size] = '\0';
} while ((buffer [buffer_size - 1] != '\0') /*|| (buffer_size != ALLOCATION_LIMIT)*/);
buffer [buffer_size - 1] = '\0';
/* Checking if long comments work... */
// Checking if long comments work...
// Checking if short comments work...
while (buffer [offset] != '\0') {
if ((buffer [offset] == '/') && (buffer [offset + 1] == '/')) {