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Allow building simulators on systems where errno is thread-local by using the system's implementation of errno.h for simulator builds.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8871 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2006-02-28 23:56:44 +00:00
parent ef4e43822f
commit b4ada860b3
5 changed files with 10 additions and 12 deletions
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3
apps/tagdb/parser.c
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@ -1,11 +1,10 @@
#include <stdio.h> #include <stdio.h>
#include <stdint.h> #include <stdint.h>
#include <stdlib.h> #include <stdlib.h>
#include <errno.h>
#include "config.h" #include "config.h"
int errno;
int read_failure(FILE *fd) { int read_failure(FILE *fd) {
fprintf(stderr, "Could not read from file: errno: %u ", errno); fprintf(stderr, "Could not read from file: errno: %u ", errno);
if( feof(fd) ) fprintf(stderr, "EOF"); if( feof(fd) ) fprintf(stderr, "EOF");

2
firmware/SOURCES
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@ -14,7 +14,9 @@ common/file.c
common/dircache.c common/dircache.c
#endif #endif
common/disk.c common/disk.c
#if !defined(SIMULATOR) || defined(__MINGW32__) || defined(__CYGWIN__)
common/errno.c common/errno.c
#endif
common/memcmp.c common/memcmp.c
common/memchr.c common/memchr.c
common/qsort.c common/qsort.c

7
firmware/include/errno.h
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@ -1,6 +1,12 @@
/* errno is not a global variable, because that would make using it /* errno is not a global variable, because that would make using it
non-reentrant. Instead, its address is returned by the function non-reentrant. Instead, its address is returned by the function
__errno. */ __errno. */
#if defined(SIMULATOR) && !defined(__MINGW32__) && !defined(__CYGWIN__)
#include "/usr/include/errno.h" /* use the host system implementation */
#else /* use our own implementation */
#ifndef _SYS_ERRNO_H_ #ifndef _SYS_ERRNO_H_
@ -132,3 +138,4 @@ extern int errno;
#define __ELASTERROR 2000 /* Users can add values starting here */ #define __ELASTERROR 2000 /* Users can add values starting here */
#endif /* _SYS_ERRNO_H */ #endif /* _SYS_ERRNO_H */
#endif /* !SIMULATOR */

5
uisimulator/sdl/kernel.c
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@ -24,11 +24,6 @@
#include "thread.h" #include "thread.h"
#include "debug.h" #include "debug.h"
/* (Daniel 2002-10-31) Mingw32 requires this errno variable to be present.
I'm not quite sure why and I don't know if this breaks the MSVC compile.
If it does, we should put this within #ifdef __MINGW32__ */
int errno;
static void (*tick_funcs[MAX_NUM_TICK_TASKS])(void); static void (*tick_funcs[MAX_NUM_TICK_TASKS])(void);
int set_irq_level (int level) int set_irq_level (int level)

5
uisimulator/win32/kernel.c
View file

@ -24,11 +24,6 @@
#include "thread.h" #include "thread.h"
#include "debug.h" #include "debug.h"
/* (Daniel 2002-10-31) Mingw32 requires this errno variable to be present.
I'm not quite sure why and I don't know if this breaks the MSVC compile.
If it does, we should put this within #ifdef __MINGW32__ */
int errno;
static void (*tick_funcs[MAX_NUM_TICK_TASKS])(void); static void (*tick_funcs[MAX_NUM_TICK_TASKS])(void);
int set_irq_level (int level) int set_irq_level (int level)