From 396239cc78a75ba7be739788485319c92b07d827 Mon Sep 17 00:00:00 2001
From: Pixel <Pixel>
Date: Sun, 18 Aug 2002 01:38:23 +0000
Subject: Blehaurg

---
 generic/Exceptions.cpp | 20 +++++++++++---------
 generic/Handle.cpp     | 14 ++++++++++++++
 generic/Input.cpp      |  2 +-
 generic/String.cpp     |  6 +-----
 4 files changed, 27 insertions(+), 15 deletions(-)

(limited to 'generic')

diff --git a/generic/Exceptions.cpp b/generic/Exceptions.cpp
index 564362e..f24c0fb 100644
--- a/generic/Exceptions.cpp
+++ b/generic/Exceptions.cpp
@@ -82,15 +82,16 @@ void * xmalloc(size_t s) throw (GeneralException) {
 	return 0;
     }
     
-    if (!(r = (char *) ::malloc(s + sizeof(size_t)))) {
-	throw MemoryException(s + sizeof(size_t));
+    if (!(r = (char *) ::malloc(s + 2 * sizeof(size_t)))) {
+	throw MemoryException(s + 2 * sizeof(size_t));
     }
     
-    memset(r, 0, s + sizeof(size_t));
+    memset(r, 0, s + 2 * sizeof(size_t));
     
     *((size_t *)r) = s;
+    *(((size_t *)r) + 1) = 0xdeedbeef;
 
-    return (void *)(r + sizeof(size_t));
+    return (void *)(r + 2 * sizeof(size_t));
 }
 
 void * xrealloc(void * ptr, size_t s) {
@@ -118,15 +119,16 @@ void * xrealloc(void * ptr, size_t s) {
 #endif
 
 void xfree(void *& p) {
-    if (p) {
-	::free(((char *)p) - sizeof(size_t));
-	p = 0;
-    }
+    xfree(((char *)p));
 }
 
 void xfree(char *& p) {
     if (p) {
-	::free(p - sizeof(size_t));
+	if (*(((size_t *)p) - 1) != 0xdeedbeef) {
+	    fprintf(stderr, "Error: trying to xfree() a non xmalloc()ed bloc.\n");
+	    exit(-1);
+	}
+	::free(p - 2 * sizeof(size_t));
 	p = 0;
     }
 }
diff --git a/generic/Handle.cpp b/generic/Handle.cpp
index 44b01de..e95a28a 100644
--- a/generic/Handle.cpp
+++ b/generic/Handle.cpp
@@ -297,3 +297,17 @@ bool Handle::CanSeek() {
 off_t Handle::seek(off_t, int) throw(GeneralException) {
     throw IOGeneral("Handle " + GetName() + " can't seek");
 }
+
+void copy(Handle * s, Handle * d, ssize_t size) {
+    long i;
+    unsigned char c;
+    long r;
+    
+    for (i = 0; (i < size) || (size < 0); i++) {
+	r = s->read(&c, 1);
+	if (r == 0) {
+	    break;
+	}
+	d->write(&c, 1);
+    }
+}
diff --git a/generic/Input.cpp b/generic/Input.cpp
index a51ee65..b7ee99c 100644
--- a/generic/Input.cpp
+++ b/generic/Input.cpp
@@ -13,7 +13,7 @@
 #define _(x) x
 #endif
 
-Input::Input(String no) throw (GeneralException) :
+Input::Input(const String & no) throw (GeneralException) :
     Handle(no.strlen() ? open(no.to_charp(), O_RDONLY) : dup(0)),
     n(no) {
     if (GetHandle() < 0) {
diff --git a/generic/String.cpp b/generic/String.cpp
index 0f4da24..c389c13 100644
--- a/generic/String.cpp
+++ b/generic/String.cpp
@@ -23,17 +23,13 @@ String::String(char c) : siz(1) {
     str = t;
 }
 
-String::String(const char * s, ...) : str(s ? Base::strdup(s) : Base::strdup("")) {
+String::String(const char * s, ...) {
     va_list ap;
     
-    if (!s)
-	return;
-
 /* This causes a warning: cannot pass objects of type `const String' through `...'
    but it is not really a problem. */
     va_start(ap, s);
     vsnprintf(t, BUFSIZ, s, ap);
-    free(str);
     str = Base::strdup(t);
     va_end(ap);
     siz = ::strlen(str);
-- 
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