diff options
Diffstat (limited to 'dir.c')
| -rw-r--r-- | dir.c | 125 |
1 files changed, 81 insertions, 44 deletions
@@ -26,10 +26,10 @@ #include <unistd.h> #endif -#if HAVE_DIRENT_H +#if defined HAVE_DIRENT_H && !defined NT # include <dirent.h> # define NAMLEN(dirent) strlen((dirent)->d_name) -#elif HAVE_DIRECT_H +#elif defined HAVE_DIRECT_H && !defined NT # include <direct.h> # define NAMLEN(dirent) strlen((dirent)->d_name) #else @@ -44,8 +44,8 @@ # if HAVE_NDIR_H # include <ndir.h> # endif -# if defined(NT) && defined(_MSC_VER) -# include "missing/dir.h" +# if defined(NT) +# include "win32/dir.h" # endif #endif @@ -61,6 +61,10 @@ char *strchr _((char*,char)); #include <ctype.h> +#ifndef HAVE_LSTAT +#define lstat rb_sys_stat +#endif + #define FNM_NOESCAPE 0x01 #define FNM_PATHNAME 0x02 #define FNM_PERIOD 0x04 @@ -69,7 +73,7 @@ char *strchr _((char*,char)); #define FNM_NOMATCH 1 #define FNM_ERROR 2 -#define downcase(c) (nocase && isupper(c) ? tolower(c) : (c)) +#define downcase(c) (nocase && ISUPPER(c) ? tolower(c) : (c)) #if defined DOSISH #define isdirsep(c) ((c) == '/' || (c) == '\\') @@ -126,17 +130,18 @@ range(pat, test, flags) return 0; } +#define ISDIRSEP(c) (pathname && isdirsep(c)) #define PERIOD(s) (period && *(s) == '.' && \ - ((s) == string || pathname && isdirsep(*(s)))) + ((s) == string || ISDIRSEP((s)[-1]))) static int fnmatch(pat, string, flags) - char *pat; - char *string; + const char *pat; + const char *string; int flags; { int c; int test; - char *s = string; + const char *s = string; int escape = !(flags & FNM_NOESCAPE); int pathname = flags & FNM_PATHNAME; int period = flags & FNM_PERIOD; @@ -145,7 +150,7 @@ fnmatch(pat, string, flags) while (c = *pat++) { switch (c) { case '?': - if (!*s || pathname && isdirsep(*s) || PERIOD(s)) + if (!*s || ISDIRSEP(*s) || PERIOD(s)) return FNM_NOMATCH; s++; break; @@ -162,7 +167,7 @@ fnmatch(pat, string, flags) else return 0; } - else if (pathname && isdirsep(c)) { + else if (ISDIRSEP(c)) { s = find_dirsep(s); if (s) break; @@ -176,14 +181,14 @@ fnmatch(pat, string, flags) if ((c == '[' || downcase(*s) == test) && !fnmatch(pat, s, flags & ~FNM_PERIOD)) return 0; - else if (pathname && isdirsep(*s)) + else if (ISDIRSEP(*s)) break; s++; } return FNM_NOMATCH; case '[': - if (!*s || pathname && isdirsep(*s) || PERIOD(s)) + if (!*s || ISDIRSEP(*s) || PERIOD(s)) return FNM_NOMATCH; pat = range(pat, *s, flags); if (!pat) @@ -207,7 +212,7 @@ fnmatch(pat, string, flags) default: #if defined DOSISH - if (pathname && isdirsep(c) && isdirsep(*s)) + if (ISDIRSEP(c) && isdirsep(*s)) ; else #endif @@ -490,12 +495,14 @@ dir_s_rmdir(obj, dir) /* Return nonzero if S has any special globbing chars in it. */ static int -has_magic(s, send) +has_magic(s, send, flags) char *s, *send; + int flags; { register char *p = s; register char c; int open = 0; + int escape = !(flags & FNM_NOESCAPE); while ((c = *p++) != '\0') { switch (c) { @@ -512,7 +519,7 @@ has_magic(s, send) continue; case '\\': - if (*p++ == '\0') + if (escape && *p++ == '\0') return Qfalse; } @@ -531,7 +538,11 @@ extract_path(p, pend) len = pend - p; alloc = ALLOC_N(char, len+1); memcpy(alloc, p, len); - if (len > 1 && pend[-1] == '/') { + if (len > 1 && pend[-1] == '/' +#if defined DOSISH + && pend[-2] != ':' +#endif + ) { alloc[len-1] = 0; } else { @@ -558,17 +569,17 @@ extract_elem(path) #endif void -rb_glob_helper(path, flag, func, arg) +rb_glob_helper(path, flags, func, arg) char *path; - int flag; + int flags; void (*func)(); VALUE arg; { struct stat st; char *p, *m; - if (!has_magic(path, 0)) { - if (stat(path, &st) == 0) { + if (!has_magic(path, 0, flags)) { + if (rb_sys_stat(path, &st) == 0) { (*func)(path, arg); } return; @@ -578,7 +589,7 @@ rb_glob_helper(path, flag, func, arg) while (p) { if (*p == '/') p++; m = strchr(p, '/'); - if (has_magic(p, m)) { + if (has_magic(p, m, flags)) { char *dir, *base, *magic, *buf; DIR *dirp; struct dirent *dp; @@ -598,15 +609,30 @@ rb_glob_helper(path, flag, func, arg) recursive = 1; buf = ALLOC_N(char, strlen(base)+strlen(m)+3); sprintf(buf, "%s%s%s", base, (*base)?"":".", m); - rb_glob_helper(buf, flag, func, arg); + rb_glob_helper(buf, flags, func, arg); free(buf); } - dirp = opendir(dir); - if (dirp == NULL) { - free(base); - break; + if (rb_sys_stat(dir, &st) < 0) { + free(base); + break; } + if (S_ISDIR(st.st_mode)) { + dirp = opendir(dir); + if (dirp == NULL) { + free(base); + break; + } + } + else { + free(base); + break; + } + +#if defined DOSISH +#define BASE (*base && !((isdirsep(*base) && !base[1]) || (base[1] == ':' && isdirsep(base[2]) && !base[3]))) +#else #define BASE (*base && !(*base == '/' && !base[1])) +#endif for (dp = readdir(dirp); dp != NULL; dp = readdir(dirp)) { if (recursive) { @@ -614,11 +640,19 @@ rb_glob_helper(path, flag, func, arg) continue; buf = ALLOC_N(char, strlen(base)+NAMLEN(dp)+strlen(m)+6); sprintf(buf, "%s%s%s/**%s", base, (BASE)?"/":"", dp->d_name, m); - rb_glob_helper(buf, flag, func, arg); + sprintf(buf, "%s%s%s", base, (BASE)?"/":"", dp->d_name); + if (lstat(buf, &st) < 0) { + continue; + } + if (S_ISDIR(st.st_mode)) { + strcat(buf, "/**"); + strcat(buf, m); + rb_glob_helper(buf, flags, func, arg); + } free(buf); continue; } - if (fnmatch(magic, dp->d_name, flag) == 0) { + if (fnmatch(magic, dp->d_name, flags) == 0) { buf = ALLOC_N(char, strlen(base)+NAMLEN(dp)+2); sprintf(buf, "%s%s%s", base, (BASE)?"/":"", dp->d_name); if (!m) { @@ -643,7 +677,7 @@ rb_glob_helper(path, flag, func, arg) char *t = ALLOC_N(char, len+mlen+1); sprintf(t, "%s%s", link->path, m); - rb_glob_helper(t, flag, func, arg); + rb_glob_helper(t, flags, func, arg); free(t); } tmp = link; @@ -662,7 +696,7 @@ rb_glob(path, func, arg) void (*func)(); VALUE arg; { - rb_glob_helper(path, FNM_PERIOD|FNM_PATHNAME, func, arg); + rb_glob_helper(path, FNM_PERIOD, func, arg); } void @@ -671,7 +705,7 @@ rb_iglob(path, func, arg) void (*func)(); VALUE arg; { - rb_glob_helper(path, FNM_PERIOD|FNM_PATHNAME|FNM_NOCASE, func, arg); + rb_glob_helper(path, FNM_PERIOD|FNM_NOCASE, func, arg); } static void @@ -679,7 +713,14 @@ push_pattern(path, ary) char *path; VALUE ary; { - rb_ary_push(ary, rb_tainted_str_new2(path)); + VALUE str = rb_tainted_str_new2(path); + + if (ary) { + rb_ary_push(ary, str); + } + else { + rb_yield(str); + } } static void @@ -750,15 +791,19 @@ dir_s_glob(dir, str) VALUE dir, str; { char *p, *pend; - char buffer[MAXPATHLEN], *buf = buffer; + char buffer[MAXPATHLEN], *buf; char *t; int nest; - VALUE ary; + VALUE ary = 0; Check_SafeStr(str); - ary = rb_ary_new(); + if (!rb_block_given_p()) { + ary = rb_ary_new(); + } if (RSTRING(str)->len >= MAXPATHLEN) buf = xmalloc(RSTRING(str)->len + 1); + else + buf = buffer; p = RSTRING(str)->ptr; pend = p + RSTRING(str)->len; @@ -783,14 +828,6 @@ dir_s_glob(dir, str) } if (buf != buffer) free(buf); - if (rb_block_given_p()) { - long len = RARRAY(ary)->len; - VALUE *ptr = RARRAY(ary)->ptr; - - while (len--) { - rb_yield(*ptr++); - } - } return ary; } |