Use XSI realpath(3)
This commit is contained in:
parent
66c3c55759
commit
9a7e97cd89
15
main.c
15
main.c
@ -131,27 +131,12 @@ void check_add_file(char *filename, bool given)
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memset(&files[filecnt/2], 0, filecnt/2 * sizeof(*files));
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memset(&files[filecnt/2], 0, filecnt/2 * sizeof(*files));
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}
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}
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#if defined _BSD_SOURCE || defined _XOPEN_SOURCE && \
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((_XOPEN_SOURCE - 0) >= 500 || defined _XOPEN_SOURCE_EXTENDED)
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if ((files[fileidx].path = realpath(filename, NULL)) == NULL) {
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if ((files[fileidx].path = realpath(filename, NULL)) == NULL) {
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warn("could not get real path of file: %s\n", filename);
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warn("could not get real path of file: %s\n", filename);
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return;
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return;
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}
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}
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#else
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if (*filename != '/') {
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if ((files[fileidx].path = absolute_path(filename)) == NULL) {
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warn("could not get absolute path of file: %s\n", filename);
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return;
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}
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} else {
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files[fileidx].path = NULL;
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}
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#endif
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files[fileidx].name = s_strdup(filename);
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files[fileidx].name = s_strdup(filename);
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if (files[fileidx].path == NULL)
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files[fileidx].path = files[fileidx].name;
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if ((bn = strrchr(files[fileidx].name , '/')) != NULL && bn[1] != '\0')
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if ((bn = strrchr(files[fileidx].name , '/')) != NULL && bn[1] != '\0')
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files[fileidx].base = ++bn;
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files[fileidx].base = ++bn;
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else
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else
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68
util.c
68
util.c
@ -106,74 +106,6 @@ void size_readable(float *size, const char **unit)
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*unit = units[MIN(i, ARRLEN(units) - 1)];
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*unit = units[MIN(i, ARRLEN(units) - 1)];
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}
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}
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char* absolute_path(const char *filename)
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{
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size_t len;
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const char *basename;
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char *dir, *dirname = NULL, *path = NULL, *s;
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char *cwd = NULL, *twd = NULL;
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if (*filename == '\0' || *filename == '/')
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return NULL;
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len = FNAME_LEN;
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cwd = (char*) s_malloc(len);
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while ((s = getcwd(cwd, len)) == NULL && errno == ERANGE) {
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len *= 2;
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cwd = (char*) s_realloc(cwd, len);
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}
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if (s == NULL)
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goto error;
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s = strrchr(filename, '/');
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if (s != NULL) {
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len = s - filename;
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dirname = (char*) s_malloc(len + 1);
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strncpy(dirname, filename, len);
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dirname[len] = '\0';
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basename = s + 1;
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if (chdir(cwd) < 0)
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/* we're not able to come back afterwards */
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goto error;
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if (chdir(dirname) < 0)
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goto error;
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len = FNAME_LEN;
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twd = (char*) s_malloc(len);
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while ((s = getcwd(twd, len)) == NULL && errno == ERANGE) {
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len *= 2;
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twd = (char*) s_realloc(twd, len);
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}
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if (chdir(cwd) < 0)
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die("could not revert to prior working directory");
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if (s == NULL)
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goto error;
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dir = twd;
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} else {
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/* only a single filename given */
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basename = filename;
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dir = cwd;
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}
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len = strlen(dir) + strlen(basename) + 2;
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path = (char*) s_malloc(len);
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snprintf(path, len, "%s/%s", dir, basename);
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goto end;
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error:
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free(path);
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path = NULL;
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end:
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free(dirname);
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free(cwd);
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free(twd);
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return path;
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}
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int r_opendir(r_dir_t *rdir, const char *dirname)
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int r_opendir(r_dir_t *rdir, const char *dirname)
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{
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{
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if (*dirname == '\0')
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if (*dirname == '\0')
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2
util.h
2
util.h
@ -70,8 +70,6 @@ void die(const char*, ...);
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void size_readable(float*, const char**);
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void size_readable(float*, const char**);
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char* absolute_path(const char*);
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int r_opendir(r_dir_t*, const char*);
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int r_opendir(r_dir_t*, const char*);
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int r_closedir(r_dir_t*);
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int r_closedir(r_dir_t*);
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char* r_readdir(r_dir_t*);
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char* r_readdir(r_dir_t*);
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