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497febfe36
Ensure when reading lines from an interruptible pipe source we ignore EINTR. Signed-off-by: Jeremy Allison <jra@samba.org> Reviewed-by: Volker Lendecke <vl@samba.org> Autobuild-User(master): Volker Lendecke <vl@samba.org> Autobuild-Date(master): Thu Jan 24 10:45:48 CET 2013 on sn-devel-104
87 lines
1.8 KiB
C
87 lines
1.8 KiB
C
/*
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* Unix SMB/CIFS implementation.
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* SMB parameters and setup
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* Copyright (C) Andrew Tridgell 1992-1998 Modified by Jeremy Allison 1995.
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 3 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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/**
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Load from a pipe into memory.
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**/
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static char *file_pload(const char *syscmd, size_t *size)
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{
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int fd, n;
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char *p;
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char buf[1024];
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size_t total;
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fd = sys_popen(syscmd);
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if (fd == -1) {
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return NULL;
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}
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p = NULL;
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total = 0;
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while ((n = sys_read(fd, buf, sizeof(buf))) > 0) {
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p = talloc_realloc(NULL, p, char, total + n + 1);
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if (!p) {
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DEBUG(0,("file_pload: failed to expand buffer!\n"));
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close(fd);
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return NULL;
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}
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memcpy(p+total, buf, n);
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total += n;
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}
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if (p) {
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p[total] = 0;
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}
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/* FIXME: Perhaps ought to check that the command completed
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* successfully (returned 0); if not the data may be
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* truncated. */
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sys_pclose(fd);
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if (size) {
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*size = total;
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}
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return p;
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}
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/**
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Load a pipe into memory and return an array of pointers to lines in the data
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must be freed with file_lines_free().
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**/
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char **file_lines_pload(const char *syscmd, int *numlines)
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{
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char *p;
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size_t size;
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p = file_pload(syscmd, &size);
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if (!p) {
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return NULL;
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}
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return file_lines_parse(p, size, numlines, NULL);
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}
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