Single driver

Makefile

@@ -17,8 +17,8 @@ CC = gcc
 COMPILE = $(CC) $(CFLAGS) -c -o
 LD = $(CC) $(LDFLAGS) -o
 
-PROGS = write read list
-COMMON = common.o endian.o cpu.o
+PROGS = pixz
+COMMON = common.o endian.o cpu.o read.o write.o list.o
 
 all: $(PROGS)
 

list.c

@@ -2,40 +2,8 @@
 
 #include <getopt.h>
 
-void pixz_list(bool tar);
-
 #pragma mark FUNCTION DEFINITIONS
 
-int main(int argc, char **argv) {
-    char *progname = argv[0];
-    
-    bool tar = true;
-    int ch;
-    while ((ch = getopt(argc, argv, "t")) != -1) {
-        switch (ch) {
-            case 't':
-                tar = false;
-                break;
-            default:
-                die("Unknown option");
-        }
-    }
-    argc -= optind - 1;
-    argv += optind - 1;
-    
-    if (argc == 1) {
-        gInFile = stdin;
-    } else if (argc == 2) {
-        if (!(gInFile = fopen(argv[1], "r")))
-            die("Can't open input file");
-    } else {
-        die("Usage: %s -f [FILE]", progname);
-    }
-    
-    pixz_list(tar);
-    return 0;
-}
-
 void pixz_list(bool tar) {
     decode_index();
     lzma_index_iter iter;

pixz.h

@@ -28,6 +28,13 @@
 #endif
 
 
+#pragma mark OPERATIONS
+
+void pixz_list(bool tar);
+void pixz_write(bool tar, uint32_t level);
+void pixz_read(bool verify, size_t nspecs, char **specs);
+
+
 #pragma mark UTILS
 
 FILE *gInFile, *gOutFile;

read.c

@@ -58,35 +58,9 @@ static size_t gBlockInSize = 0, gBlockOutSize = 0;
 
 static void set_block_sizes(void);
 
-void pixz_read(bool verify, size_t nspecs, char **specs);
-
 
 #pragma mark MAIN
 
-int main(int argc, char **argv) {
-    gInFile = stdin;
-    gOutFile = stdout;
-    bool verify = true;
-    int ch;
-    while ((ch = getopt(argc, argv, "i:o:v")) != -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;
-            case 'v': verify = false; break;
-            default:
-                die("Unknown option");
-        }
-    }
-    pixz_read(verify, argc - optind, argv + optind);
-    return 0;
-}
-    
 void pixz_read(bool verify, size_t nspecs, char **specs) {
     decode_index();
     if (verify)

write.c

@@ -57,48 +57,9 @@ static void write_file_index(void);
 static void write_file_index_bytes(size_t size, uint8_t *buf);
 static void write_file_index_buf(lzma_action action);
 
-void pixz_write(bool tar, uint32_t level);
 
 #pragma mark FUNCTION DEFINITIONS
 
-int main(int argc, char **argv) {
-    char *progname = argv[0];
-    uint32_t level = LZMA_PRESET_DEFAULT;
-    bool tar = true;
-    debug("launch");
-    
-    int ch;
-    while ((ch = getopt(argc, argv, "t0123456789")) != -1) {
-        switch (ch) {
-            case 't':
-                tar = false;
-                break;
-            default:
-                if (optopt >= '0' && optopt <= '9') {
-                    level = optopt - '0';
-                } else {
-                    die("Unknown option");
-                }
-        }
-    }
-    argc -= optind - 1;
-    argv += optind - 1;
-
-    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);
-    }
-    
-    pixz_write(tar, level);
-}
-    
 void pixz_write(bool tar, uint32_t level) {
     gTar = tar;