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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "config.h"
typedef struct {
char *key;
char *val;
} ENTRY;
static ENTRY *Config=NULL;
static int nConfig=0;
static char *strip (char *s)
{
char *p;
while (isblank(*s)) s++;
for (p=s; *p; p++) {
if (*p=='"') do p++; while (*p && *p!='\n' && *p!='"');
if (*p=='\'') do p++; while (*p && *p!='\n' && *p!='\'');
if (*p=='#' || *p=='\n') {
*p='\0';
break;
}
}
for (p--; p>s && isblank(*p); p--) *p='\0';
return s;
}
void set_cfg (char *key, char *val)
{
int i;
for (i=0; i<nConfig; i++) {
if (strcasecmp(Config[i].key, key)==0) {
if (Config[i].val) free (Config[i].val);
Config[i].val=strdup(val);
return;
}
}
nConfig++;
Config=realloc(Config, nConfig*sizeof(ENTRY));
Config[i].key=strdup(key);
Config[i].val=strdup(val);
}
char *get_cfg (char *key)
{
int i;
for (i=0; i<nConfig; i++) {
if (strcasecmp(Config[i].key, key)==0) {
return Config[i].val;
}
}
return NULL;
}
int read_cfg (char *file)
{
FILE *stream;
char buffer[256];
char *line, *p, *s;
stream=fopen (file, "r");
if (stream==NULL) {
fprintf (stderr, "open(%s) failed: %s\n", file, strerror(errno));
return-1;
}
while ((line=fgets(buffer,256,stream))!=NULL) {
if (*(line=strip(line))=='\0') continue;
for (p=line; *p; p++) {
if (isblank(*p)) {
*p++='\0';
break;
}
}
p=strip(p);
if (*p) for (s=p; *(s+1); s++);
else s=p;
if (*p=='"' && *s=='"') {
*s='\0';
p++;
}
else if (*p=='\'' && *s=='\'') {
*s='\0';
p++;
}
set_cfg (line, p);
}
fclose (stream);
return 0;
}
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