diff options
Diffstat (limited to 'stdio-common')
| -rw-r--r-- | stdio-common/Makefile | 3 | ||||
| -rw-r--r-- | stdio-common/tst-popen.c | 72 |
2 files changed, 74 insertions, 1 deletions
diff --git a/stdio-common/Makefile b/stdio-common/Makefile index 9c50b954d5..ab573e6940 100644 --- a/stdio-common/Makefile +++ b/stdio-common/Makefile @@ -52,7 +52,8 @@ tests := tstscanf test_rdwr test-popen tstgetln test-fseek \ scanf1 scanf2 scanf3 scanf4 scanf5 scanf7 scanf8 scanf9 scanf10 \ scanf11 scanf12 tst-tmpnam tst-cookie tst-obprintf tst-sscanf \ tst-swprintf tst-fseek tst-fmemopen test-vfprintf tst-gets \ - tst-perror tst-sprintf tst-rndseek tst-fdopen tst-fphex bug14 bug15 + tst-perror tst-sprintf tst-rndseek tst-fdopen tst-fphex bug14 bug15 \ + tst-popen test-srcs = tst-unbputc tst-printf diff --git a/stdio-common/tst-popen.c b/stdio-common/tst-popen.c new file mode 100644 index 0000000000..980cf935a7 --- /dev/null +++ b/stdio-common/tst-popen.c @@ -0,0 +1,72 @@ +/* Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2004. + + The GNU C Library 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 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <stdio.h> +#include <wchar.h> + +static int +do_test (void) +{ + FILE *f = popen ("echo test", "r"); + int result = 0, ret; + char *line = NULL; + size_t len = 0; + + if (f == NULL) + { + printf ("popen failed %m"); + return 1; + } + + /* POSIX says that pipe streams are byte-oriented. */ + if (fwide (f, 0) >= 0) + { + puts ("popen did not return byte-oriented stream"); + result = 1; + } + + if (getline (&line, &len, f) != 5) + { + puts ("could not read line from popen"); + result = 1; + } + else if (strcmp (line, "test\n") != 0) + { + printf ("read \"%s\"\n", line); + result = 1; + } + + if (getline (&line, &len, f) != -1) + { + puts ("second getline did not return -1"); + result = 1; + } + + ret = pclose (f); + if (ret != 0) + { + printf ("pclose returned %d\n", ret); + result = 1; + } + + return result; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |