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(stat_or_stat64 etc): Macros for selecting LFS64 when available.

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Kevin Ryde 2006-04-16 01:33:22 +00:00
parent c506a7fda5
commit 171412ff78
1 changed files with 37 additions and 0 deletions
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37
libguile/_scm.h
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@ -133,6 +133,43 @@
#define max(A, B) ((A) >= (B) ? (A) : (B))
#endif
#if HAVE_STAT64
#define CHOOSE_LARGEFILE(foo,foo64) foo64
#else
#define CHOOSE_LARGEFILE(foo,foo64) foo
#endif
/* These names are a bit long, but they make it clear what they represent. */
#define dirent_or_dirent64 CHOOSE_LARGEFILE(dirent,dirent64)
#define fstat_or_fstat64 CHOOSE_LARGEFILE(fstat,fstat64)
#define ftruncate_or_ftruncate64 CHOOSE_LARGEFILE(ftruncate,ftruncate64)
#define lstat_or_lstat64 CHOOSE_LARGEFILE(lstat,lstat64)
#define off_t_or_off64_t CHOOSE_LARGEFILE(off_t,off64_t)
#define open_or_open64 CHOOSE_LARGEFILE(open,open64)
#define readdir_or_readdir64 CHOOSE_LARGEFILE(readdir,readdir64)
#define readdir_r_or_readdir64_r CHOOSE_LARGEFILE(readdir_r,readdir64_r)
#define stat_or_stat64 CHOOSE_LARGEFILE(stat,stat64)
#define truncate_or_truncate64 CHOOSE_LARGEFILE(truncate,truncate64)
#define scm_from_off_t_or_off64_t CHOOSE_LARGEFILE(scm_from_off_t,scm_from_int64)
#define scm_from_ino_t_or_ino64_t CHOOSE_LARGEFILE(scm_from_ulong,scm_from_uint64)
#define scm_from_blkcnt_t_or_blkcnt64_t CHOOSE_LARGEFILE(scm_from_ulong,scm_from_uint64)
#define scm_to_off_t_or_off64_t CHOOSE_LARGEFILE(scm_to_off_t,scm_to_int64)
#if SIZEOF_OFF_T == 4
#define scm_to_off_t scm_to_int32
#define scm_from_off_t scm_from_int32
#else
#if SIZEOF_OFF_T == 8
#define scm_to_off_t scm_to_int64
#define scm_from_off_t scm_from_int64
#else
#error sizeof(off_t) is not 4 or 8.
#endif
#endif
#endif /* SCM__SCM_H */
/*