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author | Ben Pfaff <blp@cs.stanford.edu> | 2012-12-18 21:06:17 -0800 |
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committer | Ben Pfaff <blp@cs.stanford.edu> | 2012-12-18 21:06:17 -0800 |
commit | f022473fdaf724d84817c4003120b9a38fbf884b (patch) | |
tree | ce0393a3f1d55164c03f313da53a211d677195d1 /lib/c-vasprintf.c | |
parent | 37e3ad9a8077636cea173c1494c744e383962255 (diff) | |
download | gnulib-f022473fdaf724d84817c4003120b9a38fbf884b.tar.gz |
New 'c-*printf' modules for formatted output in C locale.
New module 'c-vasnprintf'.
* modules/c-vasnprintf: New file.
* lib/c-vasnprintf.c: New file.
* lib/c-vasnprintf.h: New file.
New module 'c-snprintf'.
* modules/c-snprintf: New file.
* modules/c-snprintf-tests: New file.
* lib/c-snprintf.c: New file.
* lib/c-snprintf.h: New file.
* tests/test-c-snprintf.c: New file.
* tests/test-c-snprintf.sh: New file.
New module 'c-vsnprintf'.
* modules/c-vsnprintf: New file.
* modules/c-vsnprintf-tests: New file.
* lib/c-vsnprintf.c: New file.
* lib/c-vsnprintf.h: New file.
* tests/test-c-vsnprintf.c: New file.
* tests/test-c-vsnprintf.sh: New file.
New module 'c-vasprintf'.
* modules/c-vasprintf: New file.
* modules/c-vasprintf-tests: New file.
* lib/c-asprintf.c: New file.
* lib/c-vasprintf.c: New file.
* lib/c-vasprintf.h: New file.
* tests/test-c-vasprintf.c +: New file.
* tests/test-c-vasprintf.sh: New file.
New module 'c-xvasprintf'.
* modules/c-xvasprintf: New file.
* modules/c-xvasprintf-tests: New file.
* lib/c-xasprintf.c: New file.
* lib/c-xvasprintf.c: New file.
* lib/c-xvasprintf.h: New file.
* tests/test-c-xvasprintf.c: New file.
* tests/test-c-xvasprintf.sh: New file.
Diffstat (limited to 'lib/c-vasprintf.c')
-rw-r--r-- | lib/c-vasprintf.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/lib/c-vasprintf.c b/lib/c-vasprintf.c new file mode 100644 index 0000000000..1e6f6e9f37 --- /dev/null +++ b/lib/c-vasprintf.c @@ -0,0 +1,46 @@ +/* Formatted output to strings in C locale. + Copyright (C) 1999, 2002, 2006-2012 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License along + with this program; if not, see <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +/* Specification. */ +#include "c-vasprintf.h" + +#include <errno.h> +#include <limits.h> +#include <stdlib.h> + +#include "c-vasnprintf.h" + +int +c_vasprintf (char **resultp, const char *format, va_list args) +{ + size_t length; + char *result = c_vasnprintf (NULL, &length, format, args); + if (result == NULL) + return -1; + + if (length > INT_MAX) + { + free (result); + errno = EOVERFLOW; + return -1; + } + + *resultp = result; + /* Return the number of resulting bytes, excluding the trailing NUL. */ + return length; +} |