gentoo-overlay/app-misc/pwsafe/files/pwsafe-0.2.0-fake-readline.patch

Index: pwsafe.cpp
===================================================================
RCS file: /cvsroot/pwsafe/pwsafe/pwsafe.cpp,v
retrieving revision 1.57
diff -u -r1.57 pwsafe.cpp
--- pwsafe.cpp	12 Aug 2007 12:33:06 -0000	1.57
+++ pwsafe.cpp	30 Mar 2011 07:22:11 -0000
@@ -3325,61 +3325,48 @@
 static char* readline(const char* prompt) {
   printf("%s", prompt);
   fflush(stdout);
-  
-  static secstring saved;
-  int buflen = saved.length() + 100;
-  int bufpos = saved.length();
-  char* buf = reinterpret_cast<char*>(malloc(buflen+1));
-  if (!buf)
-    throw FailEx();
-  memcpy(buf, saved.data(), saved.length());
-  buf[saved.length()] = '\0';
-
-  while (!strchr(buf,'\n')) {
-    const int rc = ::read(STDIN_FILENO, buf+bufpos, buflen);
-
-    if (rc == -1) {
-      fprintf(stderr, "Error: %s read(STDIN) failed: %s\n", program_name, strerror(errno));
-      memset(buf,0,buflen);
-      free(buf);
-      throw FailEx();
-    }
-
-    bufpos += rc;
-    buf[bufpos] = '\0';
-
-    if (rc == 0) {
-      // EOF (ctrl-D)
-      break;
-    }
-
-    if (bufpos == buflen && !strchr(buf,'\n')) {
-      // we needed a bigger buffer
-      char* new_buf = reinterpret_cast<char*>(malloc(2*buflen+1));
-      if (!new_buf) {
-        fprintf(stderr, "Error: %s out of memory\n", program_name);
-        memset(buf,0,buflen);
-        free(buf);
-        throw FailEx();
-      }
 
-      memcpy(new_buf, buf, bufpos);
-      memset(buf, 0, buflen);
-      free(buf);
-      buf = new_buf;
-      buflen *= 2;
-    }
-  }
+  size_t buflen = 100;
+  size_t bufpos = 0;
+  char* buf = static_cast<char*>(malloc(buflen+1));
+  if (!buf)
+	throw FailEx();
 
-  char* lf = strchr(buf,'\n');
-  if (lf) {
-    // save the rest of the input for later
-    saved.assign(lf+1);
-    *lf = '\0';
-  } else {
-    saved.assign("",0);
+  for (;;) {
+	const ssize_t rc = ::read(STDIN_FILENO, buf+bufpos, 1);
+	if (rc == -1) {
+	  fprintf(stderr, "Error: %s read(STDIN) failed: %s\n", program_name, strerror(errno));
+	  memset(buf,0,bufpos);
+	  free(buf);
+	  throw FailEx();
+	} else if (rc == 0) {
+	  // EOF (ctrl-D)
+	  break;
+	} else if (buf[bufpos] == '\n') {
+	  // end of line
+	  break;
+	}
+
+	++bufpos;
+
+	if (bufpos == buflen) {
+	  // we need a bigger buffer
+	  char* new_buf = static_cast<char*>(malloc(2*buflen+1));
+	  if (!new_buf) {
+		fprintf(stderr, "Error: %s out of memory\n", program_name);
+		memset(buf,0,bufpos);
+		free(buf);
+		throw FailEx();
+	  }
+	  memcpy(new_buf, buf, bufpos);
+	  memset(buf, 0, bufpos);
+	  free(buf);
+	  buf = new_buf;
+	  buflen *= 2;
+	}
   }
 
+  buf[bufpos] = '\0';
   return buf;
 }
 #endif // WITH_READLINE