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changeset 9928:9a02133ad731

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Add tentative support for Linux libc5.
author Bruno Haible <bruno@clisp.org>
date Thu, 17 Apr 2008 02:01:23 +0200
parents 64bf2e9176f1
children 357b15084942
files ChangeLog lib/fbufmode.c lib/fpurge.c lib/freadable.c lib/freadahead.c lib/freading.c lib/freadptr.c lib/freadseek.c lib/fseeko.c lib/fseterr.c lib/fwritable.c lib/fwriting.c
diffstat 12 files changed, 27 insertions(+), 11 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,19 @@
+2008-04-16  Bruno Haible  <bruno@clisp.org>
+
+	Add tentative support for Linux libc5.
+	* lib/fbufmode.c (fbufmode) [__GNU_LIBRARY__==1]: Reuse glibc2 code.
+	* lib/fpurge.c (fpurge): Likewise.
+	* lib/freadable.c (freadable): Likewise.
+	* lib/freadahead.c (freadahead): Likewise.
+	* lib/freading.c (freading): Likewise.
+	* lib/freadptr.c (freadptr): Likewise.
+	* lib/freadseek.c (freadptrinc): Likewise.
+	* lib/fseeko.c (rpl_fseeko): Likewise.
+	* lib/fseterr.c (fseterr): Likewise.
+	* lib/fwritable.c (fwritable): Likewise.
+	* lib/fwriting.c (fwriting): Likewise.
+	Reported by Alain Guibert <alguibert+bts@free.fr>.
+
 2008-04-15  Bruno Haible  <bruno@clisp.org>
 
 	* modules/mathl (configure.ac): Define module indicator.
--- a/lib/fbufmode.c
+++ b/lib/fbufmode.c
@@ -29,7 +29,7 @@
   /* Most systems provide FILE as a struct and the necessary bitmask in
      <stdio.h>, because they need it for implementing getc() and putc() as
      fast macros.  */
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
 # if HAVE___FLBF                    /* glibc >= 2.2 */
   if (__flbf (fp))
     return _IOLBF;
--- a/lib/fpurge.c
+++ b/lib/fpurge.c
@@ -59,7 +59,7 @@
   /* Most systems provide FILE as a struct and the necessary bitmask in
      <stdio.h>, because they need it for implementing getc() and putc() as
      fast macros.  */
-# if defined _IO_ferror_unlocked    /* GNU libc, BeOS */
+# if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
   fp->_IO_read_end = fp->_IO_read_ptr;
   fp->_IO_write_ptr = fp->_IO_write_base;
   /* Avoid memory leak when there is an active ungetc buffer.  */
--- a/lib/freadable.c
+++ b/lib/freadable.c
@@ -25,7 +25,7 @@
   /* Most systems provide FILE as a struct and the necessary bitmask in
      <stdio.h>, because they need it for implementing getc() and putc() as
      fast macros.  */
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
   return (fp->_flags & _IO_NO_READS) == 0;
 #elif defined __sferror             /* FreeBSD, NetBSD, OpenBSD, MacOS X, Cygwin */
   return (fp->_flags & (__SRW | __SRD)) != 0;
--- a/lib/freadahead.c
+++ b/lib/freadahead.c
@@ -22,7 +22,7 @@
 size_t
 freadahead (FILE *fp)
 {
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
   if (fp->_IO_write_ptr > fp->_IO_write_base)
     return 0;
   return (fp->_IO_read_end - fp->_IO_read_ptr)
--- a/lib/freading.c
+++ b/lib/freading.c
@@ -29,7 +29,7 @@
   /* Most systems provide FILE as a struct and the necessary bitmask in
      <stdio.h>, because they need it for implementing getc() and putc() as
      fast macros.  */
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
   return ((fp->_flags & _IO_NO_WRITES) != 0
 	  || ((fp->_flags & (_IO_NO_READS | _IO_CURRENTLY_PUTTING)) == 0
 	      && fp->_IO_read_base != NULL));
--- a/lib/freadptr.c
+++ b/lib/freadptr.c
@@ -27,7 +27,7 @@
   size_t size;
 
   /* Keep this code in sync with freadahead!  */
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
   if (fp->_IO_write_ptr > fp->_IO_write_base)
     return NULL;
   size = fp->_IO_read_end - fp->_IO_read_ptr;
--- a/lib/freadseek.c
+++ b/lib/freadseek.c
@@ -32,7 +32,7 @@
 freadptrinc (FILE *fp, size_t increment)
 {
   /* Keep this code in sync with freadptr!  */
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
   fp->_IO_read_ptr += increment;
 #elif defined __sferror             /* FreeBSD, NetBSD, OpenBSD, MacOS X, Cygwin */
   fp->_p += increment;
--- a/lib/fseeko.c
+++ b/lib/fseeko.c
@@ -39,7 +39,7 @@
 #endif
 
   /* These tests are based on fpurge.c.  */
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
   if (fp->_IO_read_end == fp->_IO_read_ptr
       && fp->_IO_write_ptr == fp->_IO_write_base
       && fp->_IO_save_base == NULL)
--- a/lib/fseterr.c
+++ b/lib/fseterr.c
@@ -27,7 +27,7 @@
   /* Most systems provide FILE as a struct and the necessary bitmask in
      <stdio.h>, because they need it for implementing getc() and putc() as
      fast macros.  */
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
   fp->_flags |= _IO_ERR_SEEN;
 #elif defined __sferror             /* FreeBSD, NetBSD, OpenBSD, MacOS X, Cygwin */
   fp->_flags |= __SERR;
--- a/lib/fwritable.c
+++ b/lib/fwritable.c
@@ -25,7 +25,7 @@
   /* Most systems provide FILE as a struct and the necessary bitmask in
      <stdio.h>, because they need it for implementing getc() and putc() as
      fast macros.  */
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
   return (fp->_flags & _IO_NO_WRITES) == 0;
 #elif defined __sferror             /* FreeBSD, NetBSD, OpenBSD, MacOS X, Cygwin */
   return (fp->_flags & (__SRW | __SWR)) != 0;
--- a/lib/fwriting.c
+++ b/lib/fwriting.c
@@ -25,7 +25,7 @@
   /* Most systems provide FILE as a struct and the necessary bitmask in
      <stdio.h>, because they need it for implementing getc() and putc() as
      fast macros.  */
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
   return (fp->_flags & (_IO_NO_READS | _IO_CURRENTLY_PUTTING)) != 0;
 #elif defined __sferror             /* FreeBSD, NetBSD, OpenBSD, MacOS X, Cygwin */
   return (fp->_flags & __SWR) != 0;