diff options
Diffstat (limited to 'archival/gunzip.c')
| -rw-r--r-- | archival/gunzip.c | 51 |
1 files changed, 27 insertions, 24 deletions
diff --git a/archival/gunzip.c b/archival/gunzip.c index 8558573..1949216 100644 --- a/archival/gunzip.c +++ b/archival/gunzip.c @@ -76,40 +76,40 @@ static char *license_msg[] = { #define bb_need_name_too_long #include "messages.c" -#define RECORD_IO 0 +static const int RECORD_IO = 0; /* Return codes from gzip */ -#define OK 0 -#define ERROR 1 -#define WARNING 2 +static const int OK = 0; +static const int ERROR = 1; +static const int WARNING = 2; -#define DEFLATED 8 -#define INBUFSIZ 0x2000 /* input buffer size */ -#define INBUF_EXTRA 64 /* required by unlzw() */ -#define OUTBUFSIZ 8192 /* output buffer size */ -#define OUTBUF_EXTRA 2048 /* required by unlzw() */ -#define DIST_BUFSIZE 0x2000 /* buffer for distances, see trees.c */ +static const int DEFLATED = 8; +static const int INBUFSIZ = 0x2000; /* input buffer size */ +static const int INBUF_EXTRA = 64; /* required by unlzw() */ +static const int OUTBUFSIZ = 8192; /* output buffer size */ +static const int OUTBUF_EXTRA = 2048; /* required by unlzw() */ +static const int DIST_BUFSIZE = 0x2000; /* buffer for distances, see trees.c */ #define GZIP_MAGIC "\037\213" /* Magic header for gzip files, 1F 8B */ /* gzip flag byte */ -#define EXTRA_FIELD 0x04 /* bit 2 set: extra field present */ -#define ORIG_NAME 0x08 /* bit 3 set: original file name present */ -#define COMMENT 0x10 /* bit 4 set: file comment present */ -#define WSIZE 0x8000 /* window size--must be a power of two, and */ +static const int EXTRA_FIELD = 0x04; /* bit 2 set: extra field present */ +static const int ORIG_NAME = 0x08; /* bit 3 set: original file name present */ +static const int COMMENT = 0x10; /* bit 4 set: file comment present */ +static const int WSIZE = 0x8000; /* window size--must be a power of two, and */ /* at least 32K for zip's deflate method */ /* If BMAX needs to be larger than 16, then h and x[] should be ulg. */ -#define BMAX 16 /* maximum bit length of any code (16 for explode) */ -#define N_MAX 288 /* maximum number of codes in any set */ +static const int BMAX = 16; /* maximum bit length of any code (16 for explode) */ +static const int N_MAX = 288; /* maximum number of codes in any set */ /* PKZIP header definitions */ -#define LOCSIG 0x04034b50L /* four-byte lead-in (lsb first) */ -#define LOCCRC 14 /* offset of crc */ -#define LOCLEN 22 /* offset of uncompressed length */ -#define EXTHDR 16 /* size of extended local header, inc sig */ +static const int LOCSIG = 0x04034b50L; /* four-byte lead-in (lsb first) */ +static const int LOCCRC = 14; /* offset of crc */ +static const int LOCLEN = 22; /* offset of uncompressed length */ +static const int EXTHDR = 16; /* size of extended local header, inc sig */ -#define BITS 16 +static const int BITS = 16; /* Diagnostic functions */ #ifdef DEBUG @@ -132,7 +132,7 @@ static char *license_msg[] = { # ifdef BUFSIZ # define MAX_PATH_LEN BUFSIZ # else -# define MAX_PATH_LEN 1024 +static const int MAX_PATH_LEN = 1024; # endif #endif @@ -165,8 +165,8 @@ static ush *tab_prefix1; /* local variables */ static int test_mode = 0; /* check file integrity option */ static int foreground; /* set if program run in foreground */ -static int method = DEFLATED; /* compression method */ -static int exit_code = OK; /* program exit code */ +static int method; /* compression method */ +static int exit_code; /* program exit code */ static int last_member; /* set for .zip and .Z files */ static int part_nb; /* number of parts in .gz file */ static long ifile_size; /* input file size, -1 for devices (debug only) */ @@ -1225,6 +1225,9 @@ int gunzip_main(int argc, char **argv) char ifname[MAX_PATH_LEN + 1]; /* input file name */ char ofname[MAX_PATH_LEN + 1]; /* output file name */ + method = DEFLATED; /* default compression method */ + exit_code = OK; /* let's go out on a limb and assume everything will run fine (wink wink) */ + if (strcmp(applet_name, "zcat") == 0) { force = 1; tostdout = 1; |