X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=ETL%2Ftrunk%2FETL%2F_stringf.h;h=22939a2dbcb7c2231d6283c7d888529ba3e8c996;hb=2fde73ebec7ee1bcb147abc19d16b1bc0deb17bf;hp=60653c36feaa4608cdbae396225d241040b75b4a;hpb=4ec81d053bf1d0cbcd9f0bf048914ec8eca08f4c;p=synfig.git

diff --git a/ETL/trunk/ETL/_stringf.h b/ETL/trunk/ETL/_stringf.h
index 60653c3..22939a2 100644
--- a/ETL/trunk/ETL/_stringf.h
+++ b/ETL/trunk/ETL/_stringf.h
@@ -4,6 +4,7 @@
 ** $Id$
 **
 ** Copyright (c) 2002 Robert B. Quattlebaum Jr.
+** Copyright (c) 2007 Chris Moore
 **
 ** This package is free software; you can redistribute it and/or
 ** modify it under the terms of the GNU General Public License as
@@ -29,9 +30,14 @@
 
 /* === H E A D E R S ======================================================= */
 
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+
 #include <string>
 #include <cstdarg>
 #include <cstdlib>
+#include <cstdio>
 
 /* === M A C R O S ========================================================= */
 
@@ -39,6 +45,21 @@
 #define ETL_STRPRINTF_MAX_LENGTH	(800)
 #endif
 
+#ifdef WIN32
+#define POPEN_BINARY_READ_TYPE "rb"
+#define POPEN_BINARY_WRITE_TYPE "wb"
+#else
+#define POPEN_BINARY_READ_TYPE "r"
+#define POPEN_BINARY_WRITE_TYPE "w"
+#endif
+
+#ifdef __ETL_HAS__VSNPRINTF
+#ifndef __ETL_HAS_VSNPRINTF
+#define vnsprintf _vnsprintf
+#define __ETL_HAS_VSNPRINTF
+#endif
+#endif
+
 /* === T Y P E D E F S ===================================================== */
 
 _ETL_BEGIN_CDECLS
@@ -49,22 +70,33 @@ _ETL_BEGIN_CDECLS
 #define ETL_NO_THROW throw()
 #endif
 
-#ifdef HAVE_VASPRINTF	// This is the preferred method
- extern int vasprintf(char **,const char *,va_list)ETL_NO_THROW;
+// Prefer prototypes from glibc headers, since defining them ourselves
+// works around glibc security mechanisms
+
+#ifdef __ETL_HAS_VASPRINTF	// This is the preferred method
+ #ifndef __GLIBC__
+  extern int vasprintf(char **,const char *,va_list)ETL_NO_THROW;
+ #endif
 #else
 
-# ifdef HAVE_VSNPRINTF	// This is the secondary method
- extern int vsnprintf(char *,size_t,const char*,va_list)ETL_NO_THROW;
+# ifdef __ETL_HAS_VSNPRINTF	// This is the secondary method
+ #ifndef __GLIBC__
+  extern int vsnprintf(char *,size_t,const char*,va_list)ETL_NO_THROW;
+ #endif
 # endif
 
 #endif
 
-#ifdef HAVE_VSSCANF
-extern int vsscanf(const char *,const char *,va_list)ETL_NO_THROW;
+#ifdef __ETL_HAS_VSSCANF
+ #ifndef __GLIBC__
+  extern int vsscanf(const char *,const char *,va_list)ETL_NO_THROW;
+ #endif
 #else
 #define ETL_NO_VSTRSCANF
-#ifdef HAVE_SSCANF
-extern int sscanf(const char *buf, const char *format, ...)ETL_NO_THROW;
+#ifdef __ETL_HAS_SSCANF
+ #ifndef __GLIBC__
+  extern int sscanf(const char *buf, const char *format, ...)ETL_NO_THROW;
+ #endif
 #endif
 #endif
 
@@ -79,15 +111,18 @@ _ETL_BEGIN_NAMESPACE
 inline std::string
 vstrprintf(const char *format, va_list args)
 {
-#ifdef HAVE_VASPRINTF	// This is the preferred method (and safest)
+#ifdef __ETL_HAS_VASPRINTF	// This is the preferred method (and safest)
 	char *buffer;
 	std::string ret;
-	vasprintf(&buffer,format,args);
-	ret=buffer;
-	free(buffer);
+	int i=vasprintf(&buffer,format,args);
+	if (i>-1)
+	{
+		ret=buffer;
+		free(buffer);
+	}
 	return ret;
 #else
-#ifdef HAVE_VSNPRINTF	// This is the secondary method (Safe, but bulky)
+#ifdef __ETL_HAS_VSNPRINTF	// This is the secondary method (Safe, but bulky)
 #warning etl::vstrprintf() has a maximum size of ETL_STRPRINTF_MAX_LENGTH in this configuration.
 #ifdef ETL_THREAD_SAFE
 	char buffer[ETL_STRPRINTF_MAX_LENGTH];
@@ -136,7 +171,7 @@ strscanf(const std::string &data, const char*format, ...)
 }
 #else
 
-#if defined (HAVE_SSCANF) && defined (__GNUC__)
+#if defined (__ETL_HAS_SSCANF) && defined (__GNUC__)
 #define strscanf(data,format,...) sscanf(data.c_str(),format,__VA_ARGS__)
 #endif
 #endif
@@ -189,14 +224,38 @@ dirname(const std::string &str)
 			break;
 
 	if(iter==str.begin())
+	{
 	   if (*iter==ETL_DIRECTORY_SEPARATOR)
 		   return "/";
 	   else
 		   return ".";
+	}
 
 	return std::string(str.begin(),iter);
 }
 
+// filename_extension("/f.e/d.c") => ".c"
+inline std::string
+filename_extension(const std::string &str)
+{
+	std::string base = basename(str);
+	std::string::size_type pos = base.find_last_of('.');
+	if (pos == std::string::npos) return std::string();
+	return base.substr(pos);
+}
+
+// filename_sans_extension("/f.e/d.c") => "/f.e/d"
+inline std::string
+filename_sans_extension(const std::string &str)
+{
+	std::string base = basename(str);
+	std::string::size_type pos = base.find_last_of('.');
+	if (pos == std::string::npos) return str;
+	std::string dir = dirname(str);
+	if (dir == ".") return base.substr(0,pos);
+	return dir + ETL_DIRECTORY_SEPARATOR + base.substr(0,pos);
+}
+
 inline bool
 is_absolute_path(const std::string &path)
 {