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GET /api/patches/2224017/?format=api
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{
    "id": 2224017,
    "url": "http://patchwork.ozlabs.org/api/patches/2224017/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/ltp/patch/20260416-stream_refactoring-v2-2-8321b1ec6f68@suse.com/",
    "project": {
        "id": 59,
        "url": "http://patchwork.ozlabs.org/api/projects/59/?format=api",
        "name": "Linux Test Project development",
        "link_name": "ltp",
        "list_id": "ltp.lists.linux.it",
        "list_email": "ltp@lists.linux.it",
        "web_url": "",
        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20260416-stream_refactoring-v2-2-8321b1ec6f68@suse.com>",
    "list_archive_url": null,
    "date": "2026-04-16T14:33:36",
    "name": "[v2,2/7] fs: rewrite stream01 test using new API",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "fcef284ae770897cf1077fd6050b02afdd98b013",
    "submitter": {
        "id": 83220,
        "url": "http://patchwork.ozlabs.org/api/people/83220/?format=api",
        "name": "Andrea Cervesato",
        "email": "andrea.cervesato@suse.de"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/ltp/patch/20260416-stream_refactoring-v2-2-8321b1ec6f68@suse.com/mbox/",
    "series": [
        {
            "id": 500172,
            "url": "http://patchwork.ozlabs.org/api/series/500172/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/ltp/list/?series=500172",
            "date": "2026-04-16T14:33:35",
            "name": "Rewrite fs stream testing suite",
            "version": 2,
            "mbox": "http://patchwork.ozlabs.org/series/500172/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2224017/comments/",
    "check": "warning",
    "checks": "http://patchwork.ozlabs.org/api/patches/2224017/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        ],
        "From": "Andrea Cervesato <andrea.cervesato@suse.de>",
        "Date": "Thu, 16 Apr 2026 16:33:36 +0200",
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        "Message-Id": "<20260416-stream_refactoring-v2-2-8321b1ec6f68@suse.com>",
        "References": "<20260416-stream_refactoring-v2-0-8321b1ec6f68@suse.com>",
        "In-Reply-To": "<20260416-stream_refactoring-v2-0-8321b1ec6f68@suse.com>",
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        "X-Virus-Status": "Clean",
        "Subject": "[LTP] [PATCH v2 2/7] fs: rewrite stream01 test using new API",
        "X-BeenThere": "ltp@lists.linux.it",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "Linux Test Project <ltp.lists.linux.it>",
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    },
    "content": "From: Andrea Cervesato <andrea.cervesato@suse.com>\n\nOld LTP API is deprecated. Convert stream01 to new tst_test.h-based\nAPI, using SAFE_FOPEN/SAFE_FWRITE/SAFE_FREOPEN/SAFE_FCLOSE macros\nand structured result reporting.\n\nSigned-off-by: Andrea Cervesato <andrea.cervesato@suse.com>\n---\n testcases/kernel/fs/stream/stream01.c | 155 +++++++++++-----------------------\n 1 file changed, 49 insertions(+), 106 deletions(-)",
    "diff": "diff --git a/testcases/kernel/fs/stream/stream01.c b/testcases/kernel/fs/stream/stream01.c\nindex af56bca3b916c080328c3356681efbd869b961d2..ec4bf96a47a0fc291a4c9c9c13f46705d878ca91 100644\n--- a/testcases/kernel/fs/stream/stream01.c\n+++ b/testcases/kernel/fs/stream/stream01.c\n@@ -1,127 +1,70 @@\n+// SPDX-License-Identifier: GPL-2.0-or-later\n /*\n+ * Copyright (c) International Business Machines  Corp., 2002\n+ *\tported from SPIE section2/filesuite/stream1.c, by Airong Zhang\n  *\n- *   Copyright (c) International Business Machines  Corp., 2002\n- *\n- *   This program is free software;  you can redistribute it and/or modify\n- *   it under the terms of the GNU General Public License as published by\n- *   the Free Software Foundation; either version 2 of the License, or\n- *   (at your option) any later version.\n+ * Copyright (c) 2026 Andrea Cervesato <andrea.cervesato@suse.com>\n+ */\n+\n+/*\\\n+ * Verify that `freopen()` substitutes the named file in place of stream.\n  *\n- *   This program is distributed in the hope that it will be useful,\n- *   but WITHOUT ANY WARRANTY;  without even the implied warranty of\n- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See\n- *   the GNU General Public License for more details.\n+ * [Algorithm]\n  *\n- *   You should have received a copy of the GNU General Public License\n- *   along with this program;  if not, write to the Free Software\n- *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n+ * - fopen() a stream\n+ * - fwrite() something inside it\n+ * - perform freopen() creating a new stream pointing to the first one\n+ * - fwrite() data inside the new stream\n+ * - check that second write to stream went to the file specified by freopen()\n  */\n \n-/* ported from SPIE section2/filesuite/stream1.c, by Airong Zhang */\n+#include \"tst_test.h\"\n+#include \"tst_safe_stdio.h\"\n \n-/*======================================================================\n-\t=================== TESTPLAN SEGMENT ===================\n->KEYS:  < freopen()\n->WHAT:  < 1) check that freopen substitutes the named file in place of stream.\n->HOW:   < 1) open a stream, write something to it, perform freopen and\n-\t<    write some more. Check that second write to stream went to\n-\t<    the file specified by freopen.\n->BUGS:  <\n-======================================================================*/\n+#define FILENAME1 \"ltp_file1.txt\"\n+#define FILENAME2 \"ltp_file2.txt\"\n \n-#include <stdio.h>\n-#include <errno.h>\n-#include \"test.h\"\n+static char *buff_file1 = \"abc\";\n+static char *buff_file2 = \"def\";\n \n-char *TCID = \"stream01\";\n-int TST_TOTAL = 1;\n-int local_flag;\n+static void read_file(const char *file, const char *str, size_t n)\n+{\n+\tchar buf[128];\n+\tFILE *stream;\n+\tsize_t len;\n \n-#define PASSED 1\n-#define FAILED 0\n+\tmemset(buf, 0, sizeof(buf));\n \n-/* XXX: add setup and cleanup. */\n+\tstream = SAFE_FOPEN(file, \"r\");\n+\tlen = SAFE_FREAD(buf, 1, n, stream);\n+\tSAFE_FCLOSE(stream);\n \n-char progname[] = \"stream01()\";\n-char tempfile1[40] = \"\";\n-char tempfile2[40] = \"\";\n+\tTST_EXP_EXPR(len == n, \"Read the entire %s file buffer\", file);\n+\tTST_EXP_EQ_STRN(buf, str, n);\n+}\n \n-/*--------------------------------------------------------------------*/\n-int main(int ac, char *av[])\n+static void run(void)\n {\n \tFILE *stream;\n-\tchar buf[10];\n-\tint i;\n-\tint lc;\n-\n-\t/*\n-\t * parse standard options\n-\t */\n-\ttst_parse_opts(ac, av, NULL, NULL);\n \n-\tlocal_flag = PASSED;\n-\ttst_tmpdir();\n-\tfor (lc = 0; TEST_LOOPING(lc); lc++) {\n+\ttst_res(TINFO, \"Write %s file\", FILENAME1);\n+\tstream = SAFE_FOPEN(FILENAME1, \"a+\");\n+\tSAFE_FWRITE(buff_file1, 1, strlen(buff_file1), stream);\n \n-\t\tsprintf(tempfile1, \"stream011.%d\", getpid());\n-\t\tsprintf(tempfile2, \"stream012.%d\", getpid());\n-\t/*--------------------------------------------------------------------*/\n-\t\t//block0:\n-\t\tif ((stream = fopen(tempfile1, \"a+\")) == NULL) {\n-\t\t\ttst_brkm(TFAIL, NULL, \"fopen(%s) a+ failed: %s\",\n-\t\t\t\t tempfile1,\n-\t\t\t\t strerror(errno));\n-\t\t}\n-\t\tfwrite(\"a\", 1, 1, stream);\n-\t\tif ((stream = freopen(tempfile2, \"a+\", stream)) == NULL) {\n-\t\t\ttst_brkm(TFAIL | TERRNO, NULL, \"freopen(%s) a+ failed\",\n-\t\t\t\t tempfile2);\n-\t\t}\n-\t\tfwrite(\"a\", 1, 1, stream);\n-\t\tfclose(stream);\n+\ttst_res(TINFO, \"Write %s file streaming into %s file\", FILENAME2, FILENAME1);\n+\tstream = SAFE_FREOPEN(FILENAME2, \"a+\", stream);\n+\tSAFE_FWRITE(buff_file2, 1, strlen(buff_file2), stream);\n \n-\t\t/* now check that a single \"a\" is in each file */\n-\t\tif ((stream = fopen(tempfile1, \"r\")) == NULL) {\n-\t\t\ttst_brkm(TFAIL | TERRNO, NULL, \"fopen(%s) r failed\",\n-\t\t\t\t tempfile1);\n-\t\t} else {\n-\t\t\tfor (i = 0; i < 10; i++)\n-\t\t\t\tbuf[i] = 0;\n-\t\t\tfread(buf, 1, 1, stream);\n-\t\t\tif ((buf[0] != 'a') || (buf[1] != 0)) {\n-\t\t\t\ttst_resm(TFAIL, \"bad contents in %s\",\n-\t\t\t\t\t tempfile1);\n-\t\t\t\tlocal_flag = FAILED;\n-\t\t\t}\n-\t\t\tfclose(stream);\n-\t\t}\n-\t\tif ((stream = fopen(tempfile2, \"r\")) == NULL) {\n-\t\t\ttst_brkm(TFAIL | TERRNO, NULL, \"fopen(%s) r failed\",\n-\t\t\t\t tempfile2);\n-\t\t} else {\n-\t\t\tfor (i = 0; i < 10; i++)\n-\t\t\t\tbuf[i] = 0;\n-\t\t\tfread(buf, 1, 1, stream);\n-\t\t\tif ((buf[0] != 'a') || (buf[1] != 0)) {\n-\t\t\t\ttst_resm(TFAIL, \"bad contents in %s\",\n-\t\t\t\t\t tempfile2);\n-\t\t\t\tlocal_flag = FAILED;\n-\t\t\t}\n-\t\t\tfclose(stream);\n-\t\t}\n-\t\tif (local_flag == PASSED) {\n-\t\t\ttst_resm(TPASS, \"Test passed.\");\n-\t\t} else {\n-\t\t\ttst_resm(TFAIL, \"Test failed.\");\n-\t\t}\n+\tSAFE_FCLOSE(stream);\n \n-\t\tlocal_flag = PASSED;\n+\tread_file(FILENAME1, buff_file1, 3);\n+\tread_file(FILENAME2, buff_file2, 3);\n \n-\t/*--------------------------------------------------------------------*/\n-\t\tunlink(tempfile1);\n-\t\tunlink(tempfile2);\n-\n-\t}\t\t\t/* end for */\n-\ttst_rmdir();\n-\ttst_exit();\n+\tSAFE_UNLINK(FILENAME1);\n+\tSAFE_UNLINK(FILENAME2);\n }\n+\n+static struct tst_test test = {\n+\t.test_all = run,\n+\t.needs_tmpdir = 1,\n+};\n",
    "prefixes": [
        "v2",
        "2/7"
    ]
}