diff options
| -rw-r--r-- | src/deps.c | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/src/deps.c b/src/deps.c deleted file mode 100644 index 5ab8316..0000000 --- a/src/deps.c +++ /dev/null @@ -1,223 +0,0 @@ -/** - * @file deps.c - */ -#include "spm.h" - -/** - * - * @param deps - * @param name - * @return - */ -int dep_seen(Dependencies **deps, const char *name) { - if (!deps) { - return -1; - } - for (size_t i = 0; i < (*deps)->records; i++) { - if (strstr((*deps)->list[i], name) != NULL) { - return 1; - } - } - return 0; -} - -/** - * - * @param deps - * @return - */ -int dep_init(Dependencies **deps) { - (*deps) = (Dependencies *)calloc(1, sizeof(Dependencies)); - (*deps)->__size = 2; - (*deps)->records = 0; - (*deps)->list = (char **)calloc((*deps)->__size, sizeof(char *)); - if (!(*deps)->list) { - return -1; - } - return 0; -} - -/** - * - * @param deps - */ -void dep_free(Dependencies **deps) { - for (size_t i = 0; i < (*deps)->records; i++) { - free((*deps)->list[i]); - } - free((*deps)); -} - -/** - * - * @param deps - * @param _name - * @return - */ -int dep_append(Dependencies **deps, const char *root, char *_name) { - char *name = NULL; - char *bname = NULL; - - if (!(*deps)) { - return -1; - } - - name = find_file(root, _name); - if (!name) { - return -1; - } - - bname = basename(name); - if (!bname) { - perror(name); - fprintf(SYSERROR); - return -1; - } - - (*deps)->__size++; - (*deps)->list = (char **)realloc((*deps)->list, (sizeof(char *) * (*deps)->__size)); - if (!(*deps)->list) { - free(name); - return -1; - } - - (*deps)->list[(*deps)->records] = strdup(bname); - if (!(*deps)->list[(*deps)->records]) { - free(name); - return -1; - } - (*deps)->records++; - - free(name); - return 0; -} - -/** - * - * @param deps - * @param filename - * @return - */ -int dep_solve(Dependencies **deps, const char *root, const char *filename) { - if (!(*deps)) { - return -1; - } - if (exists(filename) != 0) { - return -1; - } - FILE *fp = fopen(filename, "r"); - if (!fp) { - perror(filename); - return -1; - } - - char data[BUFSIZ]; - memset(data, '\0', sizeof(data)); - - char *line = data; - int line_count = 0; - while (fgets(line, BUFSIZ, fp) != NULL) { - size_t line_length = strlen(line); - if (line_length > 1 && strstr(line, "\r\n")) { - line[line_length - 2] = '\0'; - } - if (line_length > 1 && line[line_length - 1] == '\n') { - line[line_length - 1] = '\0'; - } - if (strcmp(line, "") == 0) { - continue; - } - line_count++; - if (dep_seen(deps, line) > 0) { - // Already seen this dependency. Skip it. - continue; - } - else { - // Have not seen this dependency before - if (dep_append(deps, root, line) == 0) { - dep_solve(deps, root, line); - } - } - } - fclose(fp); - return line_count; -} - -/** - * - * @param deps - * @param _package absolute path to package - * @return - */ -int dep_all(Dependencies **deps, const char *root, const char *_package) { - static int next = 0; - char *package = NULL; - char depfile[PATH_MAX]; - char template[PATH_MAX]; - char *suffix = (char *)calloc(PATH_MAX, sizeof(char)); - - memset(depfile, '\0', PATH_MAX); - memset(template, '\0', PATH_MAX); - strcpy(suffix, "spm_depends_all_XXXXXX"); - - // Verify the requested package pattern exists - package = find_file(root, _package); - if (!package) { - perror(_package); - fprintf(SYSERROR); - free(suffix); - return -1; - } - - // Create a new temporary directory and extract the requested package into it - snprintf(template, PATH_MAX, "%s%c%s", TMP_DIR, DIRSEP, suffix); - char *tmpdir = mkdtemp(template); - if (!tmpdir) { - perror(template); - fprintf(SYSERROR); - free(package); - free(suffix); - return -1; - } - if (tar_extract_file(package, SPM_META_DEPENDS, tmpdir) < 0) { - perror(package); - fprintf(SYSERROR); - free(package); - free(suffix); - return -1; - } - - // Scan depencency tree - sprintf(depfile, "%s%c%s", tmpdir, DIRSEP, SPM_META_DEPENDS); - int resolved = dep_solve(deps, root, depfile); - - // NOTE: - // 1. `resolved` is the number of dependencies for the package we're scanning - // 2. `next` permits us to converge on `resolved`, otherwise `i` would reset to `0` each time `dep_all` is called - for (int i = next; i < resolved; i++) { - next++; - if (dep_seen(deps, (*deps)->list[i])) { - dep_all(deps, root, (*deps)->list[i]); - } - } - - // Remove temporary data - unlink(depfile); - rmdir(tmpdir); - free(package); - free(suffix); - return 0; -} - -/** - * - * @param deps - */ -void dep_show(Dependencies **deps) { - if ((*deps) == NULL) { - return; - } - for (size_t i = 0; i < (*deps)->records; i++) { - printf(" -> %s\n", (*deps)->list[i]); - } -} |