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specify files with -i and -o

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This commit is contained in:
Dave Vasilevsky 2010-10-13 01:10:40 -04:00
parent 8c7333d2f7
commit adf778d4a7
1 changed files with 22 additions and 12 deletions
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34
pread.c
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@ -1,5 +1,7 @@
#include "pixz.h"
#include <getopt.h>
/* TODO
* - restrict to certain files
* - verify file-index matches archive contents
@ -16,7 +18,7 @@ static void read_thread(void);
static void decode_thread(size_t thnum);
static FILE *gOutFile = NULL;
static FILE *gOutFile;
static lzma_vli gFileIndexOffset = 0;
static size_t gBlockInSize = 0, gBlockOutSize = 0;
@ -24,18 +26,26 @@ static void set_block_sizes();
int main(int argc, char **argv) {
char *progname = argv[0];
if (argc == 1) {
gInFile = stdin;
gOutFile = stdout;
} else if (argc == 3) {
if (!(gInFile = fopen(argv[1], "r")))
die("Can't open input file");
if (!(gOutFile = fopen(argv[2], "w")))
die("Can't open output file");
} else {
die("Usage: %s [-t] [INPUT OUTPUT]", progname);
gInFile = stdin;
gOutFile = stdout;
int ch;
while ((ch = getopt(argc, argv, "i:o:")) != -1) {
switch (ch) {
case 'i':
if (!(gInFile = fopen(optarg, "r")))
die ("Can't open input file");
break;
case 'o':
if (!(gOutFile = fopen(optarg, "w")))
die ("Can't open output file");
break;
default:
die("Unknown option");
}
}
argc -= optind - 1;
argv += optind - 1;
// Find block sizes
gFileIndexOffset = find_file_index(NULL);