Add a ./config --solo option to make zlib subset with no libary use

A common request has been the ability to compile zlib to require no
other libraries.  This --solo option provides that ability.  The price
is that the gz*, compress*, and uncompress functions are eliminated,
and that the user must provide memory allocation and free routines to
deflate and inflate when initializing.
This commit is contained in:
Mark Adler
2011-10-07 01:57:07 -07:00
parent 518ad0177a
commit f442c1e89e
13 changed files with 537 additions and 195 deletions

View File

@@ -30,9 +30,11 @@
# define adler32 z_adler32
# define adler32_combine z_adler32_combine
# define adler32_combine64 z_adler32_combine64
# define compress z_compress
# define compress2 z_compress2
# define compressBound z_compressBound
# ifndef Z_SOLO
# define compress z_compress
# define compress2 z_compress2
# define compressBound z_compressBound
# endif
# define crc32 z_crc32
# define crc32_combine z_crc32_combine
# define crc32_combine64 z_crc32_combine64
@@ -51,39 +53,41 @@
# define deflateTune z_deflateTune
# define deflate_copyright z_deflate_copyright
# define get_crc_table z_get_crc_table
# define gz_error z_gz_error
# define gz_intmax z_gz_intmax
# define gz_strwinerror z_gz_strwinerror
# define gzbuffer z_gzbuffer
# define gzclearerr z_gzclearerr
# define gzclose z_gzclose
# define gzclose_r z_gzclose_r
# define gzclose_w z_gzclose_w
# define gzdirect z_gzdirect
# define gzdopen z_gzdopen
# define gzeof z_gzeof
# define gzerror z_gzerror
# define gzflags z_gzflags
# define gzflush z_gzflush
# define gzgetc z_gzgetc
# define gzgetc_ z_gzgetc_
# define gzgets z_gzgets
# define gzoffset z_gzoffset
# define gzoffset64 z_gzoffset64
# define gzopen z_gzopen
# define gzopen64 z_gzopen64
# define gzprintf z_gzprintf
# define gzputc z_gzputc
# define gzputs z_gzputs
# define gzread z_gzread
# define gzrewind z_gzrewind
# define gzseek z_gzseek
# define gzseek64 z_gzseek64
# define gzsetparams z_gzsetparams
# define gztell z_gztell
# define gztell64 z_gztell64
# define gzungetc z_gzungetc
# define gzwrite z_gzwrite
# ifndef Z_SOLO
# define gz_error z_gz_error
# define gz_intmax z_gz_intmax
# define gz_strwinerror z_gz_strwinerror
# define gzbuffer z_gzbuffer
# define gzclearerr z_gzclearerr
# define gzclose z_gzclose
# define gzclose_r z_gzclose_r
# define gzclose_w z_gzclose_w
# define gzdirect z_gzdirect
# define gzdopen z_gzdopen
# define gzeof z_gzeof
# define gzerror z_gzerror
# define gzflags z_gzflags
# define gzflush z_gzflush
# define gzgetc z_gzgetc
# define gzgetc_ z_gzgetc_
# define gzgets z_gzgets
# define gzoffset z_gzoffset
# define gzoffset64 z_gzoffset64
# define gzopen z_gzopen
# define gzopen64 z_gzopen64
# define gzprintf z_gzprintf
# define gzputc z_gzputc
# define gzputs z_gzputs
# define gzread z_gzread
# define gzrewind z_gzrewind
# define gzseek z_gzseek
# define gzseek64 z_gzseek64
# define gzsetparams z_gzsetparams
# define gztell z_gztell
# define gztell64 z_gztell64
# define gzungetc z_gzungetc
# define gzwrite z_gzwrite
# endif
# define inflate z_inflate
# define inflateBack z_inflateBack
# define inflateBackEnd z_inflateBackEnd
@@ -104,10 +108,14 @@
# define inflate_copyright z_inflate_copyright
# define inflate_fast z_inflate_fast
# define inflate_table z_inflate_table
# define uncompress z_uncompress
# ifndef Z_SOLO
# define uncompress z_uncompress
# endif
# define zError z_zError
# define zcalloc z_zcalloc
# define zcfree z_zcfree
# ifndef Z_SOLO
# define zcalloc z_zcalloc
# define zcfree z_zcfree
# endif
# define zlibCompileFlags z_zlibCompileFlags
# define zlibVersion z_zlibVersion
@@ -117,9 +125,11 @@
# define alloc_func z_alloc_func
# define charf z_charf
# define free_func z_free_func
# define gzFile z_gzFile
# define gz_header z_gz_header
# define gz_headerp z_gz_headerp
# ifndef Z_SOLO
# define gzFile z_gzFile
# define gz_header z_gz_header
# define gz_headerp z_gz_headerp
# endif
# define in_func z_in_func
# define intf z_intf
# define out_func z_out_func
@@ -132,7 +142,9 @@
# define voidpf z_voidpf
/* all zlib structs in zlib.h and zconf.h */
# define gz_header_s z_gz_header_s
# ifndef Z_SOLO
# define gz_header_s z_gz_header_s
# endif
# define internal_state z_internal_state
#endif
@@ -379,7 +391,9 @@ typedef uLong FAR uLongf;
#endif
#ifdef STDC
# include <sys/types.h> /* for off_t */
# ifndef Z_SOLO
# include <sys/types.h> /* for off_t */
# endif
#endif
/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
@@ -396,7 +410,7 @@ typedef uLong FAR uLongf;
# define Z_LARGE
#endif
#if defined(Z_HAVE_UNISTD_H) || defined(Z_LARGE)
#if (defined(Z_HAVE_UNISTD_H) || defined(Z_LARGE)) && !defined(Z_SOLO)
# include <unistd.h> /* for SEEK_* and off_t */
# ifdef VMS
# include <unixio.h> /* for off_t */
@@ -406,7 +420,7 @@ typedef uLong FAR uLongf;
# endif
#endif
#ifndef SEEK_SET
#if !defined(SEEK_SET) && !defined(Z_SOLO)
# define SEEK_SET 0 /* Seek from beginning of file. */
# define SEEK_CUR 1 /* Seek from current position. */
# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */