src/extract.c


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#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <sys/stat.h>
#include <stdint.h>
#include <stdio.h>

#include "package.h"
#include "extract.h"
#include "util.h"

static int cb(struct package *p, const char *name, const char *path, void *u) {
    int r;
    
    if ((r = access(path, R_OK)) < 0) {
        if (errno == ENOENT)
            return 0;

        fprintf(stderr, "stat(%s) failed: %s\n", path, strerror(errno));
        return -1;
    }

    if (r == 0) {
        fprintf(stderr, "Extracting %s ...\n", name);
        return copy_or_link_file(path, name, 1);
    }

    return 0;
}

int extract(struct syrep_db_context *context) {
    return package_foreach(context->package, cb, NULL);
}