From d962e8d2d650c7b297dcd041b55060bc29996a93 Mon Sep 17 00:00:00 2001
From: Pixel <Pixel>
Date: Thu, 15 Aug 2002 22:09:26 +0000
Subject: bleeeeh

---
 generic/Handle.cpp | 14 ++++++++++++++
 generic/Input.cpp  |  7 +++++--
 generic/Makefile   |  2 +-
 includes/Handle.h  |  6 ++++++
 4 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/generic/Handle.cpp b/generic/Handle.cpp
index 6390a6d..29b4816 100644
--- a/generic/Handle.cpp
+++ b/generic/Handle.cpp
@@ -149,6 +149,7 @@ void Handle::close() throw (GeneralException) {
     }
     
     if (h >= 0) {
+#ifdef HAVE_ZLIB
 	if (z) {
 //	    cerr << "Performing gzclose on handle " << h << endl;
 	    int err = gzclose(zfile);
@@ -161,6 +162,9 @@ void Handle::close() throw (GeneralException) {
 		}
 	    }
 	} else {
+#else
+	{
+#endif
 	    int err = ::close(h);
 	    if (err) {
 		throw GeneralException(String(_("Error during close: ")) + strerror(errno));
@@ -204,6 +208,7 @@ void Handle::Dup(const Handle & H) {
     }
 }
 
+#ifdef HAVE_ZLIB
 void Handle::SetZ(int az) throw (GeneralException) {
     if (z) {
 	throw GeneralException(_("Can't SetZ a Handle twice."));
@@ -229,8 +234,10 @@ void Handle::SetZ(int az) throw (GeneralException) {
 	z = az;
     }
 }
+#endif
 
 ssize_t Handle::uwrite(const void * buf, size_t count) throw (GeneralException) {
+#ifdef HAVE_ZLIB
     if (z) {
 	itell += count;
 //	cerr << "Performing gzwrite of " << count << " byte for handle " << h << endl;
@@ -246,12 +253,16 @@ ssize_t Handle::uwrite(const void * buf, size_t count) throw (GeneralException)
 	}
 	return err;
     } else {
+#else
+    {
+#endif
 	itell += count = ::write(h, buf, count);
 	return count;
     }
 }
 
 ssize_t Handle::uread(void * buf, size_t count) {
+#ifdef HAVE_ZLIB
     if (z) {
 	itell += count;
 //	cerr << "Performing gzread of " << count << " byte for handle " << h << endl;
@@ -267,6 +278,9 @@ ssize_t Handle::uread(void * buf, size_t count) {
 	}
 	return err;
     } else {
+#else
+    {
+#endif
 	itell += count = ::read(h, buf, count);
 	return count;
     }
diff --git a/generic/Input.cpp b/generic/Input.cpp
index ffef9f0..1cb6e2e 100644
--- a/generic/Input.cpp
+++ b/generic/Input.cpp
@@ -61,10 +61,13 @@ time_t Input::GetModif() {
     return date_modif;
 }
 
-off_t Input::seek(off_t offset, int whence) {
-    itell = lseek(GetHandle(), offset, whence);
+off_t Input::seek(off_t offset, int whence) throw (GeneralException) {
+    if ((itell = lseek(GetHandle(), offset, whence)) < 0) {
+	throw IOGereral(String(_("Error seeking file ")) + no + _(": ") + strerror(errno));
+    }
 #ifdef PARANOID_SEEK
     if (itell != lseek(GetHandle(), 0, SEEK_CUR)) {
+	throw IOGereral(String(_("Error seeking file ")) + no + _(": the position does not match"));
     }
 #endif
 }
diff --git a/generic/Makefile b/generic/Makefile
index 98317b8..8bc6a49 100755
--- a/generic/Makefile
+++ b/generic/Makefile
@@ -1,6 +1,6 @@
 #!/usr/bin/make -f
 
-CPPFLAGS=-Wall -g -O3 -mcpu=i686 -pedantic -pedantic-errors -I../includes
+CPPFLAGS=-Wall -g -O3 -mcpu=i686 -pedantic -pedantic-errors -I../includes -DPARANOID_SEEK -DHAVE_ZLIB
 CXX=g++
 
 OBJECTS = Buffer.o Exceptions.o Handle.o Image.o Input.o Output.o generic.o fileutils.o String.o
diff --git a/includes/Handle.h b/includes/Handle.h
index 967e221..3836f3e 100644
--- a/includes/Handle.h
+++ b/includes/Handle.h
@@ -2,7 +2,9 @@
 #define __HANDLE_H__
 #ifdef __cplusplus
 
+#ifdef HAVE_ZLIB
 #include <zlib.h>
+#endif
 #include <unistd.h>
 #include <iostream>
 #include <String.h>
@@ -32,7 +34,9 @@ class Handle : public Base {
     int GetHandle();
     virtual bool CanWatch();
     virtual void Dup(const Handle &);
+#ifdef HAVE_ZLIB
     virtual void SetZ(int) throw (GeneralException);
+#endif
   protected:
       Handle(int h);
     off_t itell;
@@ -41,8 +45,10 @@ class Handle : public Base {
     ssize_t uread(void *, size_t);
     int h;
     bool closed, nonblock;
+#ifdef HAVE_ZLIB
     gzFile zfile;
     int z;
+#endif
 };
 
 Handle & operator<<(Handle &, const String &);
-- 
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