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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:38:56 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:38:56 +0000 |
commit | 6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321 (patch) | |
tree | f63ce19d57fad3ac4a15bc26dbfbfa2b834111b5 /lib/sh/dprintf.c | |
parent | Initial commit. (diff) | |
download | bash-upstream/5.2.15.tar.xz bash-upstream/5.2.15.zip |
Adding upstream version 5.2.15.upstream/5.2.15upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/sh/dprintf.c')
-rw-r--r-- | lib/sh/dprintf.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/lib/sh/dprintf.c b/lib/sh/dprintf.c new file mode 100644 index 0000000..b3b5d64 --- /dev/null +++ b/lib/sh/dprintf.c @@ -0,0 +1,70 @@ +/* dprintf -- printf to a file descriptor */ + +/* Copyright (C) 2008-2010 Free Software Foundation, Inc. + + This file is part of GNU Bash, the Bourne Again SHell. + + Bash 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 3 of the License, or + (at your option) any later version. + + Bash 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 Bash. If not, see <http://www.gnu.org/licenses/>. +*/ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include <stdc.h> + +#if defined (HAVE_UNISTD_H) +# include <unistd.h> +#endif + +#if defined (PREFER_STDARG) +# include <stdarg.h> +#else +# include <varargs.h> +#endif + +#include <stdio.h> + +int +#if defined (PREFER_STDARG) +dprintf(int fd, const char *format, ...) +#else +dprintf(fd, format, va_alist) + int fd; + const char *format; + va_dcl +#endif +{ + FILE *fp; + int fd2, rc, r2; + va_list args; + + if ((fd2 = dup(fd)) < 0) + return -1; + fp = fdopen (fd2, "w"); + if (fp == 0) + { + close (fd2); + return -1; + } + + SH_VA_START (args, format); + rc = vfprintf (fp, format, args); + fflush (fp); + va_end (args); + + r2 = fclose (fp); /* check here */ + + return rc; +} |