Convert tools/regression/lib/libc/stdio/test-fmemopen into an ATF testcase and
rename as lib/libc/stdio/fmemopen2_test Sponsored by: EMC / Isilon Storage Division
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cf1f571271
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@ -2,6 +2,8 @@
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TESTSDIR= ${TESTSBASE}/lib/libc/stdio
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ATF_TESTS_C= fmemopen2_test
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NETBSD_ATF_TESTS_C= clearerr_test
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NETBSD_ATF_TESTS_C+= fflush_test
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NETBSD_ATF_TESTS_C+= fmemopen_test
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@ -31,14 +31,14 @@ SUCH DAMAGE.
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <assert.h>
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#include <strings.h>
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#include <atf-c.h>
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void
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test_preexisting()
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ATF_TC_WITHOUT_HEAD(test_preexisting);
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ATF_TC_BODY(test_preexisting, tc)
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{
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/*
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* Use a pre-existing buffer.
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@ -55,55 +55,55 @@ test_preexisting()
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/* Open a FILE * using fmemopen. */
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fp = fmemopen(buf, sizeof(buf), "w");
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assert(fp != NULL);
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ATF_REQUIRE(fp != NULL);
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/* Write to the buffer. */
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nofw = fwrite(str, 1, sizeof(str), fp);
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assert(nofw == sizeof(str));
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ATF_REQUIRE(nofw == sizeof(str));
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/* Close the FILE *. */
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rc = fclose(fp);
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assert(rc == 0);
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ATF_REQUIRE(rc == 0);
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/* Re-open the FILE * to read back the data. */
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fp = fmemopen(buf, sizeof(buf), "r");
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assert(fp != NULL);
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ATF_REQUIRE(fp != NULL);
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/* Read from the buffer. */
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bzero(buf2, sizeof(buf2));
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nofr = fread(buf2, 1, sizeof(buf2), fp);
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assert(nofr == sizeof(buf2));
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ATF_REQUIRE(nofr == sizeof(buf2));
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/*
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* Since a write on a FILE * retrieved by fmemopen
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* will add a '\0' (if there's space), we can check
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* the strings for equality.
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*/
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assert(strcmp(str, buf2) == 0);
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ATF_REQUIRE(strcmp(str, buf2) == 0);
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/* Close the FILE *. */
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rc = fclose(fp);
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assert(rc == 0);
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ATF_REQUIRE(rc == 0);
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/* Now open a FILE * on the first 4 bytes of the string. */
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fp = fmemopen(str, 4, "w");
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assert(fp != NULL);
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ATF_REQUIRE(fp != NULL);
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/*
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* Try to write more bytes than we shoud, we'll get a short count (4).
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*/
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nofw = fwrite(str2, 1, sizeof(str2), fp);
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assert(nofw == 4);
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ATF_REQUIRE(nofw == 4);
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/* Close the FILE *. */
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rc = fclose(fp);
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/* Check that the string was not modified after the first 4 bytes. */
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assert(strcmp(str, str3) == 0);
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ATF_REQUIRE(strcmp(str, str3) == 0);
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}
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void
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test_autoalloc()
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ATF_TC_WITHOUT_HEAD(test_autoalloc);
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ATF_TC_BODY(test_autoalloc, tc)
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{
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/*
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* Let fmemopen allocate the buffer.
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@ -117,38 +117,38 @@ test_autoalloc()
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/* Open a FILE * using fmemopen. */
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fp = fmemopen(NULL, 512, "w+");
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assert(fp != NULL);
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ATF_REQUIRE(fp != NULL);
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/* fill the buffer */
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for (i = 0; i < 512; i++) {
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nofw = fwrite("a", 1, 1, fp);
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assert(nofw == 1);
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ATF_REQUIRE(nofw == 1);
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}
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/* Get the current position into the stream. */
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pos = ftell(fp);
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assert(pos == 512);
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ATF_REQUIRE(pos == 512);
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/*
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* Try to write past the end, we should get a short object count (0)
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*/
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nofw = fwrite("a", 1, 1, fp);
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assert(nofw == 0);
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ATF_REQUIRE(nofw == 0);
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/* Close the FILE *. */
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rc = fclose(fp);
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assert(rc == 0);
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ATF_REQUIRE(rc == 0);
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/* Open a FILE * using a wrong mode */
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fp = fmemopen(NULL, 512, "r");
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assert(fp == NULL);
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ATF_REQUIRE(fp == NULL);
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fp = fmemopen(NULL, 512, "w");
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assert(fp == NULL);
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ATF_REQUIRE(fp == NULL);
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}
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void
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test_data_length()
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ATF_TC_WITHOUT_HEAD(test_data_length);
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ATF_TC_BODY(test_data_length, tc)
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{
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/*
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* Here we test that a read operation doesn't go past the end of the
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@ -166,56 +166,56 @@ test_data_length()
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/* Open a FILE * for updating our buffer. */
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fp = fmemopen(buf, sizeof(buf), "w+");
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assert(fp != NULL);
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ATF_REQUIRE(fp != NULL);
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/* Write our string into the buffer. */
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nofw = fwrite(str, 1, sizeof(str), fp);
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assert(nofw == sizeof(str));
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ATF_REQUIRE(nofw == sizeof(str));
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/*
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* Now seek to the end and check that ftell
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* gives us sizeof(str).
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*/
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rc = fseek(fp, 0, SEEK_END);
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assert(rc == 0);
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ATF_REQUIRE(rc == 0);
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pos = ftell(fp);
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assert(pos == sizeof(str));
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ATF_REQUIRE(pos == sizeof(str));
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/* Close the FILE *. */
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rc = fclose(fp);
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assert(rc == 0);
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ATF_REQUIRE(rc == 0);
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/* Reopen the buffer for appending. */
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fp = fmemopen(buf, sizeof(buf), "a+");
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assert(fp != NULL);
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ATF_REQUIRE(fp != NULL);
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/* We should now be writing after the first string. */
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nofw = fwrite(str2, 1, sizeof(str2), fp);
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assert(nofw == sizeof(str2));
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ATF_REQUIRE(nofw == sizeof(str2));
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/* Rewind the FILE *. */
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rc = fseek(fp, 0, SEEK_SET);
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assert(rc == 0);
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ATF_REQUIRE(rc == 0);
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/* Make sure we're at the beginning. */
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pos = ftell(fp);
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assert(pos == 0);
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ATF_REQUIRE(pos == 0);
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/* Read the whole buffer. */
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nofr = fread(str3, 1, sizeof(buf), fp);
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assert(nofr == sizeof(str3));
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ATF_REQUIRE(nofr == sizeof(str3));
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/* Make sure the two strings are there. */
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assert(strncmp(str3, str, sizeof(str) - 1) == 0);
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assert(strncmp(str3 + sizeof(str) - 1, str2, sizeof(str2)) == 0);
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ATF_REQUIRE(strncmp(str3, str, sizeof(str) - 1) == 0);
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ATF_REQUIRE(strncmp(str3 + sizeof(str) - 1, str2, sizeof(str2)) == 0);
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/* Close the FILE *. */
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rc = fclose(fp);
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assert(rc == 0);
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ATF_REQUIRE(rc == 0);
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}
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void
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test_binary()
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ATF_TC_WITHOUT_HEAD(test_binary);
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ATF_TC_BODY(test_binary, tc)
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{
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/*
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* Make sure that NULL bytes are never appended when opening a buffer
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@ -233,23 +233,23 @@ test_binary()
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/* Open a FILE * in binary mode. */
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fp = fmemopen(buf, sizeof(buf), "w+b");
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assert(fp != NULL);
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ATF_REQUIRE(fp != NULL);
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/* Write some data into it. */
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nofw = fwrite(str, 1, strlen(str), fp);
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assert(nofw == strlen(str));
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ATF_REQUIRE(nofw == strlen(str));
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/* Make sure that the buffer doesn't contain any NULL bytes. */
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for (i = 0; i < sizeof(buf); i++)
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assert(buf[i] != '\0');
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ATF_REQUIRE(buf[i] != '\0');
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/* Close the FILE *. */
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rc = fclose(fp);
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assert(rc == 0);
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ATF_REQUIRE(rc == 0);
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}
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void
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test_append_binary_pos()
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ATF_TC_WITHOUT_HEAD(test_append_binary_pos);
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ATF_TC_BODY(test_append_binary_pos, tc)
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{
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/*
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* For compatibility with other implementations (glibc), we set the
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@ -260,7 +260,7 @@ test_append_binary_pos()
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FILE *fp;
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fp = fmemopen(NULL, 16, "ab+");
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assert(ftell(fp) == 0L);
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ATF_REQUIRE(ftell(fp) == 0L);
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fclose(fp);
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/*
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@ -268,12 +268,12 @@ test_append_binary_pos()
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*/
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char buf[] = "Hello";
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fp = fmemopen(buf, sizeof(buf), "ab+");
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assert(ftell(fp) == strlen(buf));
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ATF_REQUIRE(ftell(fp) == strlen(buf));
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fclose(fp);
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}
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void
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test_size_0()
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ATF_TC_WITHOUT_HEAD(test_size_0);
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ATF_TC_BODY(test_size_0, tc)
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{
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/*
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* POSIX mandates that we return EINVAL if size is 0.
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@ -282,18 +282,19 @@ test_size_0()
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FILE *fp;
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fp = fmemopen(NULL, 0, "r+");
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assert(fp == NULL);
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assert(errno == EINVAL);
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ATF_REQUIRE(fp == NULL);
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ATF_REQUIRE(errno == EINVAL);
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}
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int
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main(void)
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ATF_TP_ADD_TCS(tp)
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{
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test_autoalloc();
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test_preexisting();
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test_data_length();
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test_binary();
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test_append_binary_pos();
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test_size_0();
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return (0);
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ATF_TP_ADD_TC(tp, test_autoalloc);
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ATF_TP_ADD_TC(tp, test_preexisting);
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ATF_TP_ADD_TC(tp, test_data_length);
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ATF_TP_ADD_TC(tp, test_binary);
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ATF_TP_ADD_TC(tp, test_append_binary_pos);
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ATF_TP_ADD_TC(tp, test_size_0);
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return (atf_no_error());
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}
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# $FreeBSD$
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TESTS= test-fdopen \
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test-fmemopen \
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test-fopen \
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test-freopen \
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test-getdelim \
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