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Stuff
This commit is contained in:
Eric Andersen
parent
c296b54827
commit
0dfac6b9ce
@ -7,9 +7,9 @@
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#include "internal.h"
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#ifdef BB_GZIP
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#ifndef BB_ZCAT
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#error you need zcat to have gzip support!
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#endif
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//#ifndef BB_ZCAT
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//#error you need zcat to have gzip support!
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//#endif
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static const char gzip_usage[] =
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"gzip [OPTION]... [FILE]...\n\n"
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@ -276,7 +276,7 @@ extern int save_orig_name; /* set if original name must be saved */
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#define WARN(msg) {if (!quiet) fprintf msg ; \
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if (exit_code == OK) exit_code = WARNING;}
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local void do_exit(int exitcode);
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local void do_exit(int exitcode) __attribute__ ((noreturn));
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/* in zip.c: */
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extern int zip OF((int in, int out));
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@ -1762,9 +1762,6 @@ unsigned outcnt; /* bytes in output buffer */
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/* local functions */
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local void treat_stdin OF((void));
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static int (*work) OF((int infile, int outfile)) = zip; /* function to call */
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#define strequ(s1, s2) (strcmp((s1),(s2)) == 0)
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/* ======================================================================== */
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@ -1774,6 +1771,9 @@ static int (*work) OF((int infile, int outfile)) = zip; /* function to call */
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int gzip_main(int argc, char ** argv)
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{
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int inFileNum;
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int outFileNum;
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/* Parse any options */
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while (--argc > 0 && **(++argv) == '-') {
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while (*(++(*argv))) {
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@ -1817,32 +1817,67 @@ int gzip_main(int argc, char ** argv)
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ALLOC(ush, tab_prefix1, 1L<<(BITS-1));
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#endif
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/* And get to work */
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treat_stdin();
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if (tostdout==1) {
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/* And get to work */
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SET_BINARY_MODE(fileno(stdout));
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strcpy(ifname, "stdin");
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strcpy(ofname, "stdout");
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inFileNum=fileno(stdin);
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outFileNum=fileno(stdout);
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/* Get the time stamp on the input file. */
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time_stamp = 0; /* time unknown by default */
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ifile_size = -1L; /* convention for unknown size */
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clear_bufs(); /* clear input and output buffers */
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part_nb = 0;
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/* Actually do the compression/decompression. */
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zip(inFileNum, outFileNum);
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} else {
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int result;
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struct stat statBuf;
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/* And get to work */
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if (*argv=='\0')
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usage(gzip_usage);
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strncpy(ifname, *argv, MAX_PATH_LEN);
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strncpy(ofname, *argv, MAX_PATH_LEN-4);
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strcat(ofname, ".gz");
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inFileNum=open( ifname, O_RDONLY);
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if (inFileNum < 0) {
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perror(ifname);
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do_exit(WARNING);
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}
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result = stat(ifname, &statBuf);
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if (result < 0) {
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perror(ifname);
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do_exit(WARNING);
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}
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outFileNum=open( ofname, O_RDONLY);
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if (outFileNum < 0) {
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perror(ofname);
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do_exit(WARNING);
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}
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SET_BINARY_MODE(outFileNum);
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/* Get the time stamp on the input file. */
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time_stamp = statBuf.st_ctime; /* time unknown by default */
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ifile_size = statBuf.st_size; /* convention for unknown size */
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clear_bufs(); /* clear input and output buffers */
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part_nb = 0;
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/* Actually do the compression/decompression. */
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zip(inFileNum, outFileNum);
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}
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do_exit(exit_code);
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return exit_code; /* just to avoid lint warning */
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}
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/* ========================================================================
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* Compress or decompress stdin
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*/
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local void treat_stdin()
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{
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SET_BINARY_MODE(fileno(stdout));
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strcpy(ifname, "stdin");
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strcpy(ofname, "stdout");
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/* Get the time stamp on the input file. */
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time_stamp = 0; /* time unknown by default */
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ifile_size = -1L; /* convention for unknown size */
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clear_bufs(); /* clear input and output buffers */
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part_nb = 0;
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/* Actually do the compression/decompression. Loop over zipped members.
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*/
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if ((*work)(fileno(stdin), fileno(stdout)) != OK) return;
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}
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/* ========================================================================
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99
gzip.c
99
gzip.c
@ -7,9 +7,9 @@
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#include "internal.h"
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#ifdef BB_GZIP
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#ifndef BB_ZCAT
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#error you need zcat to have gzip support!
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#endif
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//#ifndef BB_ZCAT
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//#error you need zcat to have gzip support!
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//#endif
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static const char gzip_usage[] =
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"gzip [OPTION]... [FILE]...\n\n"
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@ -276,7 +276,7 @@ extern int save_orig_name; /* set if original name must be saved */
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#define WARN(msg) {if (!quiet) fprintf msg ; \
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if (exit_code == OK) exit_code = WARNING;}
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local void do_exit(int exitcode);
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local void do_exit(int exitcode) __attribute__ ((noreturn));
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/* in zip.c: */
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extern int zip OF((int in, int out));
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@ -1762,9 +1762,6 @@ unsigned outcnt; /* bytes in output buffer */
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/* local functions */
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local void treat_stdin OF((void));
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static int (*work) OF((int infile, int outfile)) = zip; /* function to call */
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#define strequ(s1, s2) (strcmp((s1),(s2)) == 0)
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/* ======================================================================== */
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@ -1774,6 +1771,9 @@ static int (*work) OF((int infile, int outfile)) = zip; /* function to call */
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int gzip_main(int argc, char ** argv)
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{
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int inFileNum;
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int outFileNum;
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/* Parse any options */
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while (--argc > 0 && **(++argv) == '-') {
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while (*(++(*argv))) {
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@ -1817,32 +1817,67 @@ int gzip_main(int argc, char ** argv)
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ALLOC(ush, tab_prefix1, 1L<<(BITS-1));
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#endif
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/* And get to work */
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treat_stdin();
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if (tostdout==1) {
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/* And get to work */
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SET_BINARY_MODE(fileno(stdout));
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strcpy(ifname, "stdin");
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strcpy(ofname, "stdout");
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inFileNum=fileno(stdin);
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outFileNum=fileno(stdout);
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/* Get the time stamp on the input file. */
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time_stamp = 0; /* time unknown by default */
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ifile_size = -1L; /* convention for unknown size */
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clear_bufs(); /* clear input and output buffers */
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part_nb = 0;
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/* Actually do the compression/decompression. */
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zip(inFileNum, outFileNum);
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} else {
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int result;
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struct stat statBuf;
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/* And get to work */
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if (*argv=='\0')
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usage(gzip_usage);
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strncpy(ifname, *argv, MAX_PATH_LEN);
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strncpy(ofname, *argv, MAX_PATH_LEN-4);
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strcat(ofname, ".gz");
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inFileNum=open( ifname, O_RDONLY);
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if (inFileNum < 0) {
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perror(ifname);
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do_exit(WARNING);
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}
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result = stat(ifname, &statBuf);
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if (result < 0) {
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perror(ifname);
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do_exit(WARNING);
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}
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outFileNum=open( ofname, O_RDONLY);
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if (outFileNum < 0) {
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perror(ofname);
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do_exit(WARNING);
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}
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SET_BINARY_MODE(outFileNum);
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/* Get the time stamp on the input file. */
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time_stamp = statBuf.st_ctime; /* time unknown by default */
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ifile_size = statBuf.st_size; /* convention for unknown size */
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clear_bufs(); /* clear input and output buffers */
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part_nb = 0;
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/* Actually do the compression/decompression. */
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zip(inFileNum, outFileNum);
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}
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do_exit(exit_code);
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return exit_code; /* just to avoid lint warning */
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}
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/* ========================================================================
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* Compress or decompress stdin
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*/
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local void treat_stdin()
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{
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SET_BINARY_MODE(fileno(stdout));
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strcpy(ifname, "stdin");
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strcpy(ofname, "stdout");
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/* Get the time stamp on the input file. */
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time_stamp = 0; /* time unknown by default */
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ifile_size = -1L; /* convention for unknown size */
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clear_bufs(); /* clear input and output buffers */
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part_nb = 0;
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/* Actually do the compression/decompression. Loop over zipped members.
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*/
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if ((*work)(fileno(stdin), fileno(stdout)) != OK) return;
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}
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/* ========================================================================
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