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#include <stdio.h>
#include <stdlib.h>
#include "util.h"
#include <math.h>
#include "strings.h"
unsigned long allocs = 0;
unsigned long frees = 0;
int log_level = 0;
int __signal = 0;
typedef struct {
void* addr;
char* file;
char* function;
int line;
unsigned long size;
} alloc;
alloc* allocations = NULL;
inline const double binomial(int n, int k){
if(n==k)
return 1.0;
double v = 1.0;
for(int i = 1; i<=k; i++){
v=v*((float)(n+1-i)/i);
}
return v;
}
void* mmalloc(size_t X,char*file,int line,char*func){
void* mal = (malloc)(X);
if(mal==NULL)
err_m("malloc error",exit,file,line); //abort();
#ifdef memory_trace
if(allocations==NULL){
allocations=(malloc)(sizeof(*allocations)*2);
}
allocations=(realloc)(allocations,sizeof(*allocations)*(allocs+1));
if(mal==NULL)
err("failed to malloc",pexit);
allocations[allocs].addr = mal;
allocations[allocs].function = func;
allocations[allocs].file = file;
allocations[allocs].line = line;
allocations[allocs].size = X;
#endif
allocs++;
return mal;
}
inline void ffree(void* X,char*file,int line,char*func){
if(X==NULL){
warn_m("tried to free a null pointer",file,line);
return;
}
#ifdef memory_trace
for(unsigned long i = 0; i<=allocs-1; i++){
if(allocations[i].addr==X){
allocations[i].addr = NULL;
break;
}
}
#endif
(free)(X);
frees++;
//allocs--;
}
void pexit(int s){
__signal = s;
exit(s);
}
void sig_handle(void){
if(log_level<=-1){
#ifdef memory_trace
(free)(allocations);
#endif
return;
}
#ifdef stfu
#ifndef memory_trace
(free)(allocations);
#endif
return;
#endif
#if defined(memory_trace) || defined(memory_count)
if(allocs!=frees){
char ssa[200];
sprintf(ssa,"%s | (%i/%i freed)","uneven allocations, memory leak(s)",(int)nearbyint(frees),(int)nearbyint(allocs));
warn(ssa);
#ifdef memory_trace
for(unsigned long i = 0; i<=allocs-1; i++){
if(allocations[i].addr!=NULL){
char ad[50];
sprintf(ad,"%p",allocations[i].addr);
ad[0]='\20';
ad[1]='\20';
printf(" | - <\x1b[90m0x\x1b[0m%s> %s:%s:%i, %lu bytes initially allocated\n",ad,allocations[i].file,allocations[i].function,allocations[i].line,allocations[i].size);
}
}
#endif
}
if(allocs==frees)
info("even allocations, no internal leaks");
if(allocations!=NULL)
(free)(allocations);
#endif
if(__signal==0){
printf("\x1b[90mexited with \x1b[32m\x1b[1msignal [ %i ] \x1b[0m\x1b[90mgraceful exit\x1b[0m (meow)\n",__signal);
} else if(__signal>0){
printf("\x1b[90mexited with \x1b[31m\x1b[1msignal [ %i ] \x1b[0m\x1b[90mgraceful exit\x1b[0m\n",__signal);
//extra cleanup if needed
} else {
printf("\x1b[90mexited with \x1b[31m\x1b[1msignal [ %i ] \x1b[0m\x1b[90mnon-graceful exit\x1b[0m\n",__signal);
}
}
unsigned int_len(const unsigned n) {
if (n < 10) return 1;
return 1 + int_len(n / 10);
}//https://stackoverflow.com/a/3068415
char* force_ca_length(char*inp,int len){
char* nya = malloc(sizeof(*nya)*(len+2));
int skip = 0;
for(int i = 0;; i++){
nya[i] = ' ';
if((skip||inp[i]=='\0')&&i>=len)
break;
if(inp[i]=='\0')
skip=1;
if(i>=len){
for(int y = 1; y<=len; y++)
nya[y-1] = nya[y];
nya[len-1] = inp[i];
continue;
}
if(skip)
nya[i] = ' ';
else
nya[i] = inp[i];
}
if(!skip){
nya[2] = '.';
nya[1] = '.';
nya[0] = '.';
}
nya[len+1]='\0';
return nya;
}
void err_m(char*ca,void (*cb)(int),char*f,int l){
if(log_level>-1){
int len = ca_size(f) + int_len(l);
char nn[len];
sprintf(nn,"%s:%i",f,l);
char* aa = force_ca_length(nn,forced_length);
printf("\x1b[90m%s \x1b[31m[ !err ]\x1b[0m %s\n",aa,ca);
free(aa);
}
cb(1);
}
void warn_m(char*ca,char*f,int l,...){
if(log_level==-1)
return;
int len = ca_size(f) + int_len(l);
char nn[len];
sprintf(nn,"%s:%i",f,l);
char* aa = force_ca_length(nn,forced_length);
printf("\x1b[90m%s \x1b[33m[ warn ]\x1b[0m %s\n",aa,ca);
free(aa);
}
void info_m(char*ca,char*f,int l,...){
if(log_level<1)
return;
int len = ca_size(f) + int_len(l);
char nn[len];
sprintf(nn,"%s:%i",f,l);
char* aa = force_ca_length(nn,forced_length);
printf("\x1b[90m%s [ info ] %s\x1b[0m\n",aa,ca);
free(aa);
}
void debug_m(char*ca,char*f,int l,...){
if(log_level<-1)
return;
int len = ca_size(f) + int_len(l);
char nn[len];
sprintf(nn,"%s:%i",f,l);
char* aa = force_ca_length(nn,forced_length);
printf("\e[38;5;69m%s [ dbug ] \e[0m\x1b[90m%s\x1b[0m\n",aa,ca);
free(aa);
}
void log_m(char*ca,char*f,int l,...){
if(log_level<2)
return;
int len = ca_size(f) + int_len(l);
char nn[len];
sprintf(nn,"%s:%i",f,l);
char* aa = force_ca_length(nn,forced_length);
printf("\x1b[35m%s [ log ] \x1b[90m%s\x1b[0m\n",aa,ca);
free(aa);
}
void flag_handle(int argc,char* argv[]){
for(int i = 0; i<argc;i++){
if(argv[i][0]=='-'){
//partial
for(int y = 1;;y++){
if(argv[i][y]=='\0')
break;
switch(argv[i][y]){
case 'q':
log_level-=1;
break;
case 'd':case 'v':
log_level+=1;
break;
}
}
}
}
}
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