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mockfile: Test for features rather than platform

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This commit is contained in:
Snaipe 2016-08-26 13:25:05 +02:00
parent 4f5b85d08c
commit 595b4601a7
3 changed files with 27 additions and 8 deletions
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4
.cmake/Modules/Capabilities.cmake
View file

@ -26,6 +26,10 @@ check_function_exists(strtok_r HAVE_STRTOK_R)
check_library_exists (rt clock_gettime "time.h" HAVE_CLOCK_GETTIME)
check_library_exists (anl getaddrinfo_a "" HAVE_GETADDRINFO_A)
check_function_exists(funopen HAVE_FUNOPEN)
check_function_exists(fopencookie HAVE_FOPENCOOKIE)
check_function_exists(open_memstream HAVE_OPEN_MEMSTREAM)
# Check for C++11
if (LANG_CXX)

27
src/compat/mockfile.c
View file

@ -27,12 +27,13 @@
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include "config.h"
#include "internal.h"
#include "criterion/redirect.h"
#ifdef __unix__
#if defined(HAVE_FUNOPEN) || defined(HAVE_FOPENCOOKIE)
# ifdef BSD
# ifdef HAVE_FUNOPEN
typedef int cr_count;
typedef int cr_retcount;
typedef fpos_t cr_off;
@ -71,7 +72,7 @@ static inline size_t off_safe_add(size_t size, size_t cur, cr_off off) {
static cr_retcount mock_file_read(void *cookie, char *buf, cr_count count) {
struct memfile *mf = cookie;
# ifdef BSD
# ifdef HAVE_FUNOPEN
if (count < 0)
errno_return(EINVAL, (cr_retcount) -1);
# endif
@ -87,7 +88,7 @@ static cr_retcount mock_file_read(void *cookie, char *buf, cr_count count) {
static cr_retcount mock_file_write(void *cookie, const char *buf, cr_count count) {
struct memfile *mf = cookie;
# ifdef BSD
# ifdef HAVE_FUNOPEN
if (count < 0)
errno_return(EINVAL, (cr_retcount) -1);
# endif
@ -115,7 +116,7 @@ static cr_retcount mock_file_write(void *cookie, const char *buf, cr_count count
return count;
}
# ifdef BSD
# ifdef HAVE_FUNOPEN
static cr_off mock_file_seek(void *cookie, cr_off off, int whence) {
struct memfile *mf = cookie;
switch (whence) {
@ -146,10 +147,10 @@ static int mock_file_close(void *cookie) {
free(cookie);
return 0;
}
#endif
#endif /* defined(HAVE_FUNOPEN) || defined(HAVE_FOPENCOOKIE) */
FILE *cr_mock_file_size(size_t max_size) {
#ifdef __unix__
#if defined(HAVE_FUNOPEN) || defined(HAVE_FOPENCOOKIE)
struct memfile *cookie = malloc(sizeof (struct memfile));
*cookie = (struct memfile) {
.max_size = max_size,
@ -158,7 +159,7 @@ FILE *cr_mock_file_size(size_t max_size) {
};
FILE *f;
# if defined(__unix__) && !defined(BSD)
# if defined(HAVE_FOPENCOOKIE)
f = fopencookie(cookie, "w+", (cookie_io_functions_t) {
.read = mock_file_read,
.write = mock_file_write,
@ -173,6 +174,16 @@ FILE *cr_mock_file_size(size_t max_size) {
mock_file_close);
# endif
return f;
#elif defined (HAVE_OPEN_MEMSTREAM)
(void) max_size;
char *mem;
size_t sz;
/* We're actually leaking memory here. Can't do much, really -- we don't
* really know when the user decides to close the file, and iterating a
* list of opened memory streams to free them at exit wouldn't be worth
* the effort. */
return open_memstream(&mem, &sz);
#else
(void) max_size;

4
src/config.h.in
View file

@ -7,6 +7,10 @@
#cmakedefine01 HAVE_STRTOK_S
#cmakedefine01 HAVE_STRTOK_R
#cmakedefine HAVE_FUNOPEN @HAVE_FUNOPEN@
#cmakedefine HAVE_FOPENCOOKIE @HAVE_FOPENCOOKIE@
#cmakedefine HAVE_OPEN_MEMSTREAM @HAVE_OPEN_MEMSTREAM@
# define LOCALEDIR "${LOCALEDIR}"
# define PACKAGE "${PROJECT_NAME}"
# define VERSION "${PROJECT_VERSION}"