* lib/stdio.in.h (fzprintf): New declaration.
* lib/fzprintf.c: New file, based on lib/vfzprintf.c.
* m4/stdio_h.m4 (gl_STDIO_H_REQUIRE_DEFAULTS): Initialize
GNULIB_FZPRINTF.
* modules/stdio (Makefile.am): Substitute GNULIB_FZPRINTF.
* modules/fzprintf: New file.
+2024-06-30 Bruno Haible <bruno@clisp.org>
+
+ fzprintf: New module.
+ * lib/stdio.in.h (fzprintf): New declaration.
+ * lib/fzprintf.c: New file, based on lib/vfzprintf.c.
+ * m4/stdio_h.m4 (gl_STDIO_H_REQUIRE_DEFAULTS): Initialize
+ GNULIB_FZPRINTF.
+ * modules/stdio (Makefile.am): Substitute GNULIB_FZPRINTF.
+ * modules/fzprintf: New file.
+
2024-06-30 Bruno Haible <bruno@clisp.org>
vfprintf-posix: Use vfzprintf.
--- /dev/null
+/* Formatted output to a stream.
+ Copyright (C) 2004, 2006-2024 Free Software Foundation, Inc.
+
+ This file is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation, either version 3 of the
+ License, or (at your option) any later version.
+
+ This file is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+/* Specification. */
+#include <stdio.h>
+
+#include <errno.h>
+#include <stdarg.h>
+#include <stdlib.h>
+
+#include "fseterr.h"
+#include "intprops.h"
+#include "vasnprintf.h"
+
+off64_t
+fzprintf (FILE *fp, const char *format, ...)
+{
+ va_list args;
+ char buf[2000];
+ char *output;
+ size_t len;
+ size_t lenbuf = sizeof (buf);
+
+ va_start (args, format);
+ output = vasnprintf (buf, &lenbuf, format, args);
+ len = lenbuf;
+ va_end (args);
+
+ if (!output)
+ {
+ fseterr (fp);
+ return -1;
+ }
+
+ if (len > TYPE_MAXIMUM (off64_t))
+ {
+ /* We could write the (huge) output, but then could not return len, as it
+ would be negative. Treat this case as if vasnprintf had already
+ encountered an out-of-memory situation. */
+ if (output != buf)
+ free (output);
+ fseterr (fp);
+ errno = ENOMEM;
+ return -1;
+ }
+
+ if (fwrite (output, 1, len, fp) < len)
+ {
+ if (output != buf)
+ free (output);
+ return -1;
+ }
+
+ if (output != buf)
+ free (output);
+
+ return len;
+}
# endif
#endif
+#if @GNULIB_FZPRINTF@
+/* Prints formatted output to stream FP.
+ Returns the number of bytes written to the stream. Upon failure,
+ returns -1 with the stream's error indicator set.
+ Failure cause EOVERFLOW can only occur when a width > INT_MAX is used.
+ Therefore, if the format string is valid and does not use %ls/%lc
+ directives nor widths, the only possible failure causes are ENOMEM
+ and the possible failure causes from fwrite(). */
+_GL_FUNCDECL_SYS (fzprintf, off64_t,
+ (FILE *restrict fp, const char *restrict format, ...)
+ _GL_ATTRIBUTE_FORMAT_PRINTF_STANDARD (2, 3)
+ _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_SYS (fzprintf, off64_t,
+ (FILE *restrict fp, const char *restrict format, ...));
+#endif
+
#if @GNULIB_FPRINTF_POSIX@ || @GNULIB_FPRINTF@
# if (@GNULIB_FPRINTF_POSIX@ && @REPLACE_FPRINTF@) \
|| (@GNULIB_FPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && (@GNULIB_STDIO_H_NONBLOCKING@ || @GNULIB_STDIO_H_SIGPIPE@))
# stdio_h.m4
-# serial 72
+# serial 73
dnl Copyright (C) 2007-2024 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FTELL])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FTELLO])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FWRITE])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FZPRINTF])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GETC])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GETCHAR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GETDELIM])
--- /dev/null
+Description:
+fzprintf() function: print formatted output (without INT_MAX limitation)
+to a stream
+
+Files:
+lib/fzprintf.c
+
+Depends-on:
+stdio
+vasnprintf
+intprops
+free-posix
+fseterr
+errno
+
+configure.ac:
+gl_STDIO_MODULE_INDICATOR([fzprintf])
+
+Makefile.am:
+lib_SOURCES += fzprintf.c
+
+Include:
+<stdio.h>
+
+License:
+LGPL
+
+Maintainer:
+all
-e 's/@''GNULIB_FTELL''@/$(GNULIB_FTELL)/g' \
-e 's/@''GNULIB_FTELLO''@/$(GNULIB_FTELLO)/g' \
-e 's/@''GNULIB_FWRITE''@/$(GNULIB_FWRITE)/g' \
+ -e 's/@''GNULIB_FZPRINTF''@/$(GNULIB_FZPRINTF)/g' \
-e 's/@''GNULIB_GETC''@/$(GNULIB_GETC)/g' \
-e 's/@''GNULIB_GETCHAR''@/$(GNULIB_GETCHAR)/g' \
-e 's/@''GNULIB_GETDELIM''@/$(GNULIB_GETDELIM)/g' \