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/*
casm - Simple, portable assembler
Copyright (C) 2003-2015 Ian Cowburn (ianc@noddybox.demon.co.uk)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
-------------------------------------------------------------------------
Common utilities
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "global.h"
#include "util.h"
/* ---------------------------------------- INTERFACES
*/
char *DupStr(const char *p)
{
char *new;
new = Malloc(strlen(p) + 1);
strcpy(new, p);
return new;
}
void *Malloc(size_t len)
{
void *new;
if (!(new = malloc(len)))
{
fprintf(stderr, "Unable to allocate %lu bytes\n", (unsigned long)len);
exit(EXIT_FAILURE);
}
return new;
}
void *Realloc(void *p, size_t len)
{
void *new;
if (!(new = realloc(p, len)))
{
fprintf(stderr, "Unable to reallocate %lu bytes\n", (unsigned long)len);
exit(EXIT_FAILURE);
}
return new;
}
char *RemoveNL(char *p)
{
if (p)
{
size_t l = strlen(p);
while (l > 0 && (p[l-1] == '\n'))
{
p[--l] = 0;
}
}
return p;
}
char *Trim(char *p)
{
if (p)
{
size_t l = strlen(p);
while (l > 0 && isspace((unsigned char)p[0]))
{
memmove(p, p + 1, l--);
}
while(l > 1 && isspace((unsigned char)p[l-1]))
{
p[--l] = 0;
}
}
return p;
}
char *CopyStr(char *dest, const char *src, size_t size)
{
strncpy(dest, src, size);
dest[size - 1] = 0;
return dest;
}
int CompareString(const char *a, const char *b)
{
while(*a && *b)
{
char c,d;
c = tolower((unsigned char)*a++);
d = tolower((unsigned char)*b++);
if (c != d)
{
return FALSE;
}
}
return *a == *b;
}
int CompareStart(const char *a, const char *b)
{
while(*a && *b)
{
char c,d;
c = tolower((unsigned char)*a++);
d = tolower((unsigned char)*b++);
if (c != d)
{
return FALSE;
}
}
return (*b == 0);
}
int CompareEnd(const char *a, const char *b)
{
if (strlen(a) < strlen(b))
{
return FALSE;
}
a += strlen(a) - strlen(b);
while(*a && *b)
{
char c,d;
c = tolower((unsigned char)*a++);
d = tolower((unsigned char)*b++);
if (c != d)
{
return FALSE;
}
}
return (*b == 0);
}
int IsNullOrEmpty(const char *p)
{
int empty = TRUE;
while(p && *p && empty)
{
if (!isspace((unsigned char)*p++))
{
empty = FALSE;
}
}
return empty;
}
/*
vim: ai sw=4 ts=8 expandtab
*/
|
