From 2bf21d6516ed44567e9cf842b25fc30a3affc03f Mon Sep 17 00:00:00 2001
From: epoch <epoch@hacking.allowed.org>
Date: Sun, 9 Feb 2014 06:27:44 -0600
Subject: upgraded format_magic() to hopefully be more compatible and less
 voodoo-y.

---
 segfault   | Bin 26258 -> 26200 bytes
 segfault.c |  63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 testing.c  |  65 -------------------------------------------------------------
 3 files changed, 62 insertions(+), 66 deletions(-)
 delete mode 100644 testing.c

diff --git a/segfault b/segfault
index 4a18bb0..a94eb6d 100755
Binary files a/segfault and b/segfault differ
diff --git a/segfault.c b/segfault.c
index f3721b4..b98973c 100644
--- a/segfault.c
+++ b/segfault.c
@@ -111,6 +111,67 @@ struct tail {
 void message_handler(int fd,char *from,char *nick,char *msg,int redones);
 void c_untail(int fd,char *from, char *file);
 
+char *format_magic(int fd,char *from,char *nick,char *orig_fmt,char *arg) {
+ int i,j;
+ int sz=0,c=1;
+ char *output;
+ char *fmt=strdup(orig_fmt);
+ char **args,**notargs;
+ for(i=0;fmt[i];i++) {
+  if(fmt[i] == '%') {
+   i++;
+   switch(fmt[i]) {
+     case 'u':
+     case 'f':
+     case 's':
+      c++;
+   }
+  }
+ }
+ args=malloc((sizeof(char *)) * (c + 1));
+ notargs=malloc((sizeof(char *)) * (c + 2));
+ c=0;
+ for(j=0,i=0;fmt[i];i++) {
+  if(fmt[i] == '%') {
+   i++;
+   switch(fmt[i]) {
+     case 'u':
+      args[c]=nick;
+      break;
+     case 'f':
+      args[c]=from;
+      break;
+     case 's':
+      args[c]=arg;
+      break;
+   }
+   switch(fmt[i]) {
+     case 'u':
+     case 'f':
+     case 's':
+      fmt[i-1]=0;
+      notargs[c]=strdup(fmt+j);
+      sz+=strlen(args[c]);
+      sz+=strlen(notargs[c]);
+      c++;
+      i++;
+      j=i;
+      break;
+   }
+  }
+ }
+ notargs[c]=strdup(fmt+j);
+ sz+=strlen(notargs[c]);
+ output=malloc(sz+1);
+ for(i=0;i<c;i++) {
+  strcat(output,notargs[i]);
+  strcat(output,args[i]);
+ }
+ strcat(output,notargs[i]);
+ free(fmt);
+ return output;
+}
+/*
 char *format_magic(int fd,char *from,char *nick,char *orig_fmt,char *arg) {
  int i;
  int c=1;
@@ -167,7 +228,7 @@ char *format_magic(int fd,char *from,char *nick,char *orig_fmt,char *arg) {
  free(fmt);
  return output;
 }
-
+*/
 //get rid of this?
 char *good_format_string(int fd,char *from,char *line) {
  int i;
diff --git a/testing.c b/testing.c
deleted file mode 100644
index 63c2620..0000000
--- a/testing.c
+++ /dev/null
@@ -1,65 +0,0 @@
-#include <stdio.h>
-
-char *format_magic(char *from,char *nick,char *fmt,char *arg);
-
-int main(int argc,char *argv[]) {
- char *o=format_magic("#default","epoch",argv[1],argv[2]);
- printf("%s\n",o);
- return 0;
-}
-
-char *format_magic(char *from,char *nick,char *fmt,char *arg) {
- int i;
- int j;
- int c=1;
- for(i=0;fmt[i];i++) {
-  if(fmt[i] == '%') {
-   i++;
-   switch(fmt[i]) {
-     case 0:
-      printf("error! last character is a '%'!!!\n");
-      exit(1);
-     case 'u':
-     case 'f':
-     case 's':
-      c++;
-   }
-  }
- }
- char **args=malloc((sizeof(char *)) * (c + 1));
- c=0;
- for(i=0;fmt[i];i++) {
-  if(fmt[i] == '%') {
-   i++;
-   switch(fmt[i]) {
-     case 0:
-      printf("error! last character is a '%'!!!\n");
-      exit(1);
-     case 'u':
-      args[c]=nick;
-      fmt[i]='s';
-      c++;
-      break;
-     case 'f':
-      args[c]=from;
-      fmt[i]='s';
-      c++;
-      break;
-     case 's':
-      args[c]=arg;
-      c++;
-      break;
-   }
-  }
- }
-// args[c]=0;
-// for(i=0;i<c;i++) {
-//  printf("args[%d]=%s\n",i,args[i]);
-// }
-// printf("format string: %s\nc: %d\n",fmt,c);
- int sz=vprintf(fmt,args)+1;
-// printf("\nsize: %d\n",sz);
- char *output=malloc(sz);
- vsnprintf(output,sz,fmt,args);
- return output;
-}
-- 
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