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Diffstat (limited to 'macosx/tclMacOSXFCmd.c')
-rw-r--r--macosx/tclMacOSXFCmd.c241
1 files changed, 129 insertions, 112 deletions
diff --git a/macosx/tclMacOSXFCmd.c b/macosx/tclMacOSXFCmd.c
index 8eb3e57..717c947 100644
--- a/macosx/tclMacOSXFCmd.c
+++ b/macosx/tclMacOSXFCmd.c
@@ -22,26 +22,37 @@
#ifdef HAVE_COPYFILE
#ifdef HAVE_COPYFILE_H
#include <copyfile.h>
-#if defined(HAVE_WEAK_IMPORT) && MAC_OS_X_VERSION_MIN_REQUIRED < 1040
+#if defined(HAVE_WEAK_IMPORT) && (MAC_OS_X_VERSION_MIN_REQUIRED < 1040)
/* Support for weakly importing copyfile. */
#define WEAK_IMPORT_COPYFILE
-extern int copyfile(const char *from, const char *to, copyfile_state_t state,
- copyfile_flags_t flags) WEAK_IMPORT_ATTRIBUTE;
+extern int copyfile(const char *from, const char *to,
+ copyfile_state_t state, copyfile_flags_t flags)
+ WEAK_IMPORT_ATTRIBUTE;
#endif /* HAVE_WEAK_IMPORT */
#else /* HAVE_COPYFILE_H */
-int copyfile(const char *from, const char *to, void *state, uint32_t flags);
-#define COPYFILE_ACL (1<<0)
-#define COPYFILE_XATTR (1<<2)
-#define COPYFILE_NOFOLLOW_SRC (1<<18)
-#if defined(HAVE_WEAK_IMPORT) && MAC_OS_X_VERSION_MIN_REQUIRED < 1040
+int copyfile(const char *from, const char *to,
+ void *state, uint32_t flags);
+#define COPYFILE_ACL (1<<0)
+#define COPYFILE_XATTR (1<<2)
+#define COPYFILE_NOFOLLOW_SRC (1<<18)
+#if defined(HAVE_WEAK_IMPORT) && (MAC_OS_X_VERSION_MIN_REQUIRED < 1040)
/* Support for weakly importing copyfile. */
#define WEAK_IMPORT_COPYFILE
-extern int copyfile(const char *from, const char *to, void *state,
- uint32_t flags) WEAK_IMPORT_ATTRIBUTE;
+extern int copyfile(const char *from, const char *to,
+ void *state, uint32_t flags)
+ WEAK_IMPORT_ATTRIBUTE;
#endif /* HAVE_WEAK_IMPORT */
#endif /* HAVE_COPYFILE_H */
#endif /* HAVE_COPYFILE */
+#ifdef WEAK_IMPORT_COPYFILE
+#define MayUseCopyFile() (copyfile != NULL)
+#elif defined(HAVE_COPYFILE)
+#define MayUseCopyFile() (1)
+#else
+#define MayUseCopyFile() (0)
+#endif
+
#include <libkern/OSByteOrder.h>
/*
@@ -72,7 +83,7 @@ static Tcl_Obj * NewOSTypeObj(const OSType newOSType);
static int SetOSTypeFromAny(Tcl_Interp *interp, Tcl_Obj *objPtr);
static void UpdateStringOfOSType(Tcl_Obj *objPtr);
-static Tcl_ObjType tclOSTypeType = {
+static const Tcl_ObjType tclOSTypeType = {
"osType", /* name */
NULL, /* freeIntRepProc */
NULL, /* dupIntRepProc */
@@ -81,10 +92,10 @@ static Tcl_ObjType tclOSTypeType = {
};
enum {
- kIsInvisible = 0x4000,
+ kIsInvisible = 0x4000,
};
-#define kFinfoIsInvisible (OSSwapHostToBigConstInt16(kIsInvisible))
+#define kFinfoIsInvisible (OSSwapHostToBigConstInt16(kIsInvisible))
typedef struct finderinfo {
u_int32_t type;
@@ -130,15 +141,15 @@ TclMacOSXGetFileAttribute(
Tcl_StatBuf statBuf;
struct attrlist alist;
fileinfobuf finfo;
- finderinfo *finder = (finderinfo*)(&finfo.data);
- off_t *rsrcForkSize = (off_t*)(&finfo.data);
+ finderinfo *finder = (finderinfo *) &finfo.data;
+ off_t *rsrcForkSize = (off_t *) &finfo.data;
const char *native;
result = TclpObjStat(fileName, &statBuf);
if (result != 0) {
- Tcl_AppendResult(interp, "could not read \"",
- TclGetString(fileName), "\": ", Tcl_PosixError(interp), NULL);
+ Tcl_AppendResult(interp, "could not read \"", TclGetString(fileName),
+ "\": ", Tcl_PosixError(interp), NULL);
return TCL_ERROR;
}
@@ -222,15 +233,15 @@ TclMacOSXSetFileAttribute(
Tcl_StatBuf statBuf;
struct attrlist alist;
fileinfobuf finfo;
- finderinfo *finder = (finderinfo*)(&finfo.data);
- off_t *rsrcForkSize = (off_t*)(&finfo.data);
+ finderinfo *finder = (finderinfo *) &finfo.data;
+ off_t *rsrcForkSize = (off_t *) &finfo.data;
const char *native;
result = TclpObjStat(fileName, &statBuf);
if (result != 0) {
- Tcl_AppendResult(interp, "could not read \"",
- TclGetString(fileName), "\": ", Tcl_PosixError(interp), NULL);
+ Tcl_AppendResult(interp, "could not read \"", TclGetString(fileName),
+ "\": ", Tcl_PosixError(interp), NULL);
return TCL_ERROR;
}
@@ -295,8 +306,8 @@ TclMacOSXSetFileAttribute(
if (result != 0) {
Tcl_AppendResult(interp, "could not set attributes of \"",
- TclGetString(fileName), "\": ",
- Tcl_PosixError(interp), NULL);
+ TclGetString(fileName), "\": ", Tcl_PosixError(interp),
+ NULL);
return TCL_ERROR;
}
} else {
@@ -315,7 +326,7 @@ TclMacOSXSetFileAttribute(
* supported.
*/
- if(newRsrcForkSize != 0) {
+ if (newRsrcForkSize != 0) {
Tcl_AppendResult(interp,
"setting nonzero rsrclength not supported", NULL);
return TCL_ERROR;
@@ -332,11 +343,13 @@ TclMacOSXSetFileAttribute(
result = truncate(Tcl_DStringValue(&ds), (off_t)0);
if (result != 0) {
/*
- * truncate() on a valid resource fork path may fail with
- * a permission error in some OS releases, try truncating
- * with open() instead:
+ * truncate() on a valid resource fork path may fail with a
+ * permission error in some OS releases, try truncating with
+ * open() instead:
*/
+
int fd = open(Tcl_DStringValue(&ds), O_WRONLY | O_TRUNC);
+
if (fd > 0) {
result = close(fd);
}
@@ -380,89 +393,84 @@ TclMacOSXSetFileAttribute(
int
TclMacOSXCopyFileAttributes(
- CONST char *src, /* Path name of source file (native). */
- CONST char *dst, /* Path name of target file (native). */
- CONST Tcl_StatBuf *statBufPtr)
+ const char *src, /* Path name of source file (native). */
+ const char *dst, /* Path name of target file (native). */
+ const Tcl_StatBuf *statBufPtr)
/* Stat info for source file */
{
-#ifdef WEAK_IMPORT_COPYFILE
- if (copyfile != NULL) {
-#endif
+ if (MayUseCopyFile()) {
#ifdef HAVE_COPYFILE
- if (copyfile(src, dst, NULL, COPYFILE_XATTR |
- (S_ISLNK(statBufPtr->st_mode) ? COPYFILE_NOFOLLOW_SRC :
- COPYFILE_ACL)) < 0) {
- return TCL_ERROR;
- }
- return TCL_OK;
+ if (0 == copyfile(src, dst, NULL, (S_ISLNK(statBufPtr->st_mode)
+ ? COPYFILE_XATTR | COPYFILE_NOFOLLOW_SRC
+ : COPYFILE_XATTR | COPYFILE_ACL))) {
+ return TCL_OK;
+ }
#endif /* HAVE_COPYFILE */
-#ifdef WEAK_IMPORT_COPYFILE
} else {
-#endif
-#if !defined(HAVE_COPYFILE) || defined(WEAK_IMPORT_COPYFILE)
-#ifdef HAVE_GETATTRLIST
- struct attrlist alist;
- fileinfobuf finfo;
- off_t *rsrcForkSize = (off_t*)(&finfo.data);
+#if (!defined(HAVE_COPYFILE) || defined(WEAK_IMPORT_COPYFILE)) && defined(HAVE_GETATTRLIST)
+ struct attrlist alist;
+ fileinfobuf finfo;
+ off_t *rsrcForkSize = (off_t *) &finfo.data;
+ Tcl_DString srcBuf, dstBuf;
+ int result;
+
+ bzero(&alist, sizeof(struct attrlist));
+ alist.bitmapcount = ATTR_BIT_MAP_COUNT;
+ alist.commonattr = ATTR_CMN_FNDRINFO;
- bzero(&alist, sizeof(struct attrlist));
- alist.bitmapcount = ATTR_BIT_MAP_COUNT;
- alist.commonattr = ATTR_CMN_FNDRINFO;
+ if (getattrlist(src, &alist, &finfo, sizeof(fileinfobuf), 0)) {
+ return TCL_ERROR;
+ }
+ if (setattrlist(dst, &alist, &finfo.data, sizeof(finfo.data), 0)) {
+ return TCL_ERROR;
+ }
- if (getattrlist(src, &alist, &finfo, sizeof(fileinfobuf), 0)) {
- return TCL_ERROR;
- }
+ /*
+ * If we're a directory, we're done as they never have resource forks.
+ */
- if (setattrlist(dst, &alist, &finfo.data, sizeof(finfo.data), 0)) {
- return TCL_ERROR;
- }
+ if (S_ISDIR(statBufPtr->st_mode)) {
+ return TCL_OK;
+ }
- if (!S_ISDIR(statBufPtr->st_mode)) {
/*
- * Only copy non-empty resource fork.
+ * We only copy a non-empty resource fork, so determine if that's the
+ * case first.
*/
alist.commonattr = 0;
alist.fileattr = ATTR_FILE_RSRCLENGTH;
-
if (getattrlist(src, &alist, &finfo, sizeof(fileinfobuf), 0)) {
return TCL_ERROR;
+ } else if (*rsrcForkSize == 0) {
+ return TCL_OK;
}
- if(*rsrcForkSize > 0) {
- int result;
- Tcl_DString ds_src, ds_dst;
-
- /*
- * Construct paths to resource forks.
- */
-
- Tcl_DStringInit(&ds_src);
- Tcl_DStringAppend(&ds_src, src, -1);
- Tcl_DStringAppend(&ds_src, _PATH_RSRCFORKSPEC, -1);
- Tcl_DStringInit(&ds_dst);
- Tcl_DStringAppend(&ds_dst, dst, -1);
- Tcl_DStringAppend(&ds_dst, _PATH_RSRCFORKSPEC, -1);
+ /*
+ * Construct paths to resource forks.
+ */
- result = TclUnixCopyFile(Tcl_DStringValue(&ds_src),
- Tcl_DStringValue(&ds_dst), statBufPtr, 1);
+ Tcl_DStringInit(&srcBuf);
+ Tcl_DStringAppend(&srcBuf, src, -1);
+ Tcl_DStringAppend(&srcBuf, _PATH_RSRCFORKSPEC, -1);
+ Tcl_DStringInit(&dstBuf);
+ Tcl_DStringAppend(&dstBuf, dst, -1);
+ Tcl_DStringAppend(&dstBuf, _PATH_RSRCFORKSPEC, -1);
- Tcl_DStringFree(&ds_src);
- Tcl_DStringFree(&ds_dst);
+ /*
+ * Do the copy.
+ */
- if (result != 0) {
- return TCL_ERROR;
- }
+ result = TclUnixCopyFile(Tcl_DStringValue(&srcBuf),
+ Tcl_DStringValue(&dstBuf), statBufPtr, 1);
+ Tcl_DStringFree(&srcBuf);
+ Tcl_DStringFree(&dstBuf);
+ if (result == 0) {
+ return TCL_OK;
}
+#endif /* (!HAVE_COPYFILE || WEAK_IMPORT_COPYFILE) && HAVE_GETATTRLIST */
}
- return TCL_OK;
-#else
return TCL_ERROR;
-#endif /* HAVE_GETATTRLIST */
-#endif /* !defined(HAVE_COPYFILE) || defined(WEAK_IMPORT_COPYFILE) */
-#ifdef WEAK_IMPORT_COPYFILE
- }
-#endif
}
/*
@@ -470,13 +478,13 @@ TclMacOSXCopyFileAttributes(
*
* TclMacOSXMatchType --
*
- * This routine is used by the globbing code to check if a file
- * matches a given mac type and/or creator code.
+ * This routine is used by the globbing code to check if a file matches a
+ * given mac type and/or creator code.
*
* Results:
- * The return value is 1, 0 or -1 indicating whether the file
- * matches the given criteria, does not match them, or an error
- * occurred (in wich case an error is left in interp).
+ * The return value is 1, 0 or -1 indicating whether the file matches the
+ * given criteria, does not match them, or an error occurred (in wich
+ * case an error is left in interp).
*
* Side effects:
* None.
@@ -486,16 +494,16 @@ TclMacOSXCopyFileAttributes(
int
TclMacOSXMatchType(
- Tcl_Interp *interp, /* Interpreter to receive errors. */
- CONST char *pathName, /* Native path to check. */
- CONST char *fileName, /* Native filename to check. */
- Tcl_StatBuf *statBufPtr, /* Stat info for file to check */
- Tcl_GlobTypeData *types) /* Type description to match against. */
+ Tcl_Interp *interp, /* Interpreter to receive errors. */
+ const char *pathName, /* Native path to check. */
+ const char *fileName, /* Native filename to check. */
+ Tcl_StatBuf *statBufPtr, /* Stat info for file to check */
+ Tcl_GlobTypeData *types) /* Type description to match against. */
{
#ifdef HAVE_GETATTRLIST
struct attrlist alist;
fileinfobuf finfo;
- finderinfo *finder = (finderinfo*)(&finfo.data);
+ finderinfo *finder = (finderinfo *) &finfo.data;
OSType osType;
bzero(&alist, sizeof(struct attrlist));
@@ -508,8 +516,12 @@ TclMacOSXMatchType(
!((finder->fdFlags & kFinfoIsInvisible) || (*fileName == '.'))) {
return 0;
}
- if (S_ISDIR(statBufPtr->st_mode) && (types->macType || types->macCreator)) {
- /* Directories don't support types or creators */
+ if (S_ISDIR(statBufPtr->st_mode)
+ && (types->macType || types->macCreator)) {
+ /*
+ * Directories don't support types or creators.
+ */
+
return 0;
}
if (types->macType) {
@@ -559,7 +571,7 @@ GetOSTypeFromObj(
if (objPtr->typePtr != &tclOSTypeType) {
result = tclOSTypeType.setFromAnyProc(interp, objPtr);
- };
+ }
*osTypePtr = (OSType) objPtr->internalRep.longValue;
return result;
}
@@ -582,7 +594,8 @@ GetOSTypeFromObj(
static Tcl_Obj *
NewOSTypeObj(
- const OSType osType) /* OSType used to initialize the new object. */
+ const OSType osType) /* OSType used to initialize the new
+ * object. */
{
Tcl_Obj *objPtr;
@@ -614,7 +627,7 @@ SetOSTypeFromAny(
Tcl_Interp *interp, /* Tcl interpreter */
Tcl_Obj *objPtr) /* Pointer to the object to convert */
{
- char *string;
+ const char *string;
int length, result = TCL_OK;
Tcl_DString ds;
Tcl_Encoding encoding = Tcl_GetEncoding(NULL, "macRoman");
@@ -625,16 +638,17 @@ SetOSTypeFromAny(
if (Tcl_DStringLength(&ds) > 4) {
Tcl_AppendResult(interp, "expected Macintosh OS type but got \"",
string, "\": ", NULL);
+ Tcl_SetErrorCode(interp, "TCL", "VALUE", "MAC_OSTYPE", NULL);
result = TCL_ERROR;
} else {
OSType osType;
- char string[4] = {'\0','\0','\0','\0'};
- memcpy(string, Tcl_DStringValue(&ds),
- (size_t) Tcl_DStringLength(&ds));
- osType = (OSType) string[0] << 24 |
- (OSType) string[1] << 16 |
- (OSType) string[2] << 8 |
- (OSType) string[3];
+ char bytes[4] = {'\0','\0','\0','\0'};
+
+ memcpy(bytes, Tcl_DStringValue(&ds), (size_t)Tcl_DStringLength(&ds));
+ osType = (OSType) bytes[0] << 24 |
+ (OSType) bytes[1] << 16 |
+ (OSType) bytes[2] << 8 |
+ (OSType) bytes[3];
TclFreeIntRep(objPtr);
objPtr->internalRep.longValue = (long) osType;
objPtr->typePtr = &tclOSTypeType;
@@ -665,12 +679,14 @@ SetOSTypeFromAny(
static void
UpdateStringOfOSType(
- register Tcl_Obj *objPtr) /* OSType object whose string rep to update. */
+ register Tcl_Obj *objPtr) /* OSType object whose string rep to
+ * update. */
{
char string[5];
OSType osType = (OSType) objPtr->internalRep.longValue;
Tcl_DString ds;
Tcl_Encoding encoding = Tcl_GetEncoding(NULL, "macRoman");
+ unsigned len;
string[0] = (char) (osType >> 24);
string[1] = (char) (osType >> 16);
@@ -678,8 +694,9 @@ UpdateStringOfOSType(
string[3] = (char) (osType);
string[4] = '\0';
Tcl_ExternalToUtfDString(encoding, string, -1, &ds);
- objPtr->bytes = ckalloc((unsigned) Tcl_DStringLength(&ds) + 1);
- strcpy(objPtr->bytes, Tcl_DStringValue(&ds));
+ len = (unsigned) Tcl_DStringLength(&ds) + 1;
+ objPtr->bytes = ckalloc(len);
+ memcpy(objPtr->bytes, Tcl_DStringValue(&ds), len);
objPtr->length = Tcl_DStringLength(&ds);
Tcl_DStringFree(&ds);
Tcl_FreeEncoding(encoding);