ICU-551.24.tar.gz

[apple/icu.git] / icuSources / io / ufile.c

diff --git a/icuSources/io/ufile.c b/icuSources/io/ufile.c
index 4afabf5b857801f8e0c19a88973d0fb914e3d6fd..a8d8f0a3a60a6b7e9d0bf76b950925dad7923ff2 100644 (file)
--- a/icuSources/io/ufile.c
+++ b/icuSources/io/ufile.c
@@ -1,7 +1,7 @@
 /*
 ******************************************************************************
 *
 /*
 ******************************************************************************
 *

-*   Copyright (C) 1998-2006, International Business Machines
+*   Copyright (C) 1998-2014, International Business Machines

 *   Corporation and others.  All Rights Reserved.
 *
 ******************************************************************************
 *   Corporation and others.  All Rights Reserved.
 *
 ******************************************************************************


@@ -18,34 +18,37 @@
 ******************************************************************************
 */
 
 ******************************************************************************
 */
 

-/* define for fileno.  */
-#ifndef _XOPEN_SOURCE
-#if __STDC_VERSION__ >= 199901L
-/* It is invalid to compile an XPG3, XPG4, XPG4v2 or XPG5 application using c99 */
-#define _XOPEN_SOURCE 600
-#else
-#define _XOPEN_SOURCE 4
-#endif
+/*
+ * fileno is not declared when building with GCC in strict mode.
+ */
+#if defined(__GNUC__) && defined(__STRICT_ANSI__)
+#undef __STRICT_ANSI__

 #endif
 
 #include "locmap.h"
 #include "unicode/ustdio.h"
 #endif
 
 #include "locmap.h"
 #include "unicode/ustdio.h"

+
+#if !UCONFIG_NO_CONVERSION
+

 #include "ufile.h"
 #include "unicode/uloc.h"
 #include "unicode/ures.h"
 #include "unicode/ucnv.h"
 #include "ufile.h"
 #include "unicode/uloc.h"
 #include "unicode/ures.h"
 #include "unicode/ucnv.h"

+#include "unicode/ustring.h"

 #include "cstring.h"
 #include "cmemory.h"
 
 #include "cstring.h"
 #include "cmemory.h"
 

-#if defined(U_WINDOWS) && !defined(fileno)
+#if U_PLATFORM_USES_ONLY_WIN32_API && !defined(fileno)

 /* Windows likes to rename Unix-like functions */
 #define fileno _fileno
 #endif
 
 /* Windows likes to rename Unix-like functions */
 #define fileno _fileno
 #endif
 

-U_CAPI UFILE* U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
-u_finit(FILE        *f,
-        const char    *locale,
-        const char    *codepage)
+static UFILE*
+finit_owner(FILE         *f,
+              const char *locale,
+              const char *codepage,
+              UBool       takeOwnership
+              )

 {
     UErrorCode status = U_ZERO_ERROR;
     UFILE     *result;
 {
     UErrorCode status = U_ZERO_ERROR;
     UFILE     *result;


@@ -60,7 +63,7 @@ u_finit(FILE        *f,
     uprv_memset(result, 0, sizeof(UFILE));
     result->fFileno = fileno(f);
 
     uprv_memset(result, 0, sizeof(UFILE));
     result->fFileno = fileno(f);
 

-#ifdef U_WINDOWS
+#if U_PLATFORM_USES_ONLY_WIN32_API

     if (0 <= result->fFileno && result->fFileno <= 2) {
         /* stdin, stdout and stderr need to be special cased for Windows 98 */
 #if _MSC_VER >= 1400
     if (0 <= result->fFileno && result->fFileno <= 2) {
         /* stdin, stdout and stderr need to be special cased for Windows 98 */
 #if _MSC_VER >= 1400


@@ -94,7 +97,10 @@ u_finit(FILE        *f,
     }
     /* else result->fConverter is already memset'd to NULL. */
 
     }
     /* else result->fConverter is already memset'd to NULL. */
 

-    if(U_FAILURE(status)) {
+    if(U_SUCCESS(status)) {
+        result->fOwnFile = takeOwnership;
+    }
+    else {

 #if !UCONFIG_NO_FORMATTING
         u_locbund_close(&result->str.fBundle);
 #endif
 #if !UCONFIG_NO_FORMATTING
         u_locbund_close(&result->str.fBundle);
 #endif


@@ -106,6 +112,22 @@ u_finit(FILE        *f,
     return result;
 }
 
     return result;
 }
 

+U_CAPI UFILE* U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
+u_finit(FILE          *f,
+        const char    *locale,
+        const char    *codepage)
+{
+    return finit_owner(f, locale, codepage, FALSE);
+}
+
+U_CAPI UFILE* U_EXPORT2
+u_fadopt(FILE         *f,
+        const char    *locale,
+        const char    *codepage)
+{
+    return finit_owner(f, locale, codepage, TRUE);
+}
+

 U_CAPI UFILE* U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
 u_fopen(const char    *filename,
         const char    *perm,
 U_CAPI UFILE* U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
 u_fopen(const char    *filename,
         const char    *perm,


@@ -118,18 +140,44 @@ u_fopen(const char    *filename,
         return 0;
     }
 
         return 0;
     }
 

-    result = u_finit(systemFile, locale, codepage);
+    result = finit_owner(systemFile, locale, codepage, TRUE);

 
 

-    if (result) {
-        result->fOwnFile = TRUE;
-    }
-    else {
+    if (!result) {

         /* Something bad happened.
            Maybe the converter couldn't be opened. */
         fclose(systemFile);
     }
 
         /* Something bad happened.
            Maybe the converter couldn't be opened. */
         fclose(systemFile);
     }
 

-    return result;
+    return result; /* not a file leak */
+}
+
+U_CAPI UFILE* U_EXPORT2
+u_fopen_u(const UChar   *filename,
+        const char    *perm,
+        const char    *locale,
+        const char    *codepage)
+{
+    UFILE     *result;
+    char buffer[256];
+
+    u_austrcpy(buffer, filename);
+
+    result = u_fopen(buffer, perm, locale, codepage);
+#if U_PLATFORM_USES_ONLY_WIN32_API
+    /* Try Windows API _wfopen if the above fails. */
+    if (!result) {
+        FILE *systemFile = _wfopen(filename, (UChar*)perm);
+        if (systemFile) {
+            result = finit_owner(systemFile, locale, codepage, TRUE);
+        }
+        if (!result) {
+            /* Something bad happened.
+               Maybe the converter couldn't be opened. */
+            fclose(systemFile);
+        }
+    }
+#endif
+    return result; /* not a file leak */

 }
 
 U_CAPI UFILE* U_EXPORT2
 }
 
 U_CAPI UFILE* U_EXPORT2


@@ -144,6 +192,10 @@ u_fstropen(UChar *stringBuf,
     }
 
     result = (UFILE*) uprv_malloc(sizeof(UFILE));
     }
 
     result = (UFILE*) uprv_malloc(sizeof(UFILE));

+    /* Null pointer test */
+    if (result == NULL) {
+       return NULL; /* Just get out. */
+    }

     uprv_memset(result, 0, sizeof(UFILE));
     result->str.fBuffer = stringBuf;
     result->str.fPos    = stringBuf;
     uprv_memset(result, 0, sizeof(UFILE));
     result->str.fBuffer = stringBuf;
     result->str.fPos    = stringBuf;


@@ -179,6 +231,7 @@ U_CAPI void U_EXPORT2
 u_fflush(UFILE *file)
 {
     ufile_flush_translit(file);
 u_fflush(UFILE *file)
 {
     ufile_flush_translit(file);

+    ufile_flush_io(file);

     if (file->fFile) {
         fflush(file->fFile);
     }
     if (file->fFile) {
         fflush(file->fFile);
     }


@@ -206,18 +259,20 @@ u_frewind(UFILE *file)
 U_CAPI void U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
 u_fclose(UFILE *file)
 {
 U_CAPI void U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
 u_fclose(UFILE *file)
 {

-    u_fflush(file);
-    ufile_close_translit(file);
+    if (file) {
+        u_fflush(file);
+        ufile_close_translit(file);

 
 

-    if(file->fOwnFile)
-        fclose(file->fFile);
+        if(file->fOwnFile)
+            fclose(file->fFile);

 
 #if !UCONFIG_NO_FORMATTING
 
 #if !UCONFIG_NO_FORMATTING

-    u_locbund_close(&file->str.fBundle);
+        u_locbund_close(&file->str.fBundle);

 #endif
 
 #endif
 

-    ucnv_close(file->fConverter);
-    uprv_free(file);
+        ucnv_close(file->fConverter);
+        uprv_free(file);
+    }

 }
 
 U_CAPI FILE* U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
 }
 
 U_CAPI FILE* U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */


@@ -283,4 +338,11 @@ u_fgetConverter(UFILE *file)
 {
     return file->fConverter;
 }
 {
     return file->fConverter;
 }

+#if !UCONFIG_NO_FORMATTING
+U_CAPI const UNumberFormat* U_EXPORT2 u_fgetNumberFormat(UFILE *file)
+{
+    return u_locbund_getNumberFormat(&file->str.fBundle, UNUM_DECIMAL);
+}
+#endif

 
 

+#endif