/*
- * $RCSId: xc/lib/fontconfig/src/fcstr.c,v 1.10 2002/08/31 22:17:32 keithp Exp $
+ * fontconfig/src/fcstr.c
*
* Copyright © 2000 Keith Packard
*
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
+#include "fcint.h"
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
-#include "fcint.h"
+#ifdef _WIN32
+#include <windows.h>
+#endif
FcChar8 *
FcStrCopy (const FcChar8 *s)
{
- FcChar8 *r;
+ int len;
+ FcChar8 *r;
if (!s)
return 0;
- r = (FcChar8 *) malloc (strlen ((char *) s) + 1);
+ len = strlen ((char *) s) + 1;
+ r = (FcChar8 *) malloc (len);
if (!r)
return 0;
- FcMemAlloc (FC_MEM_STRING, strlen ((char *) s) + 1);
- strcpy ((char *) r, (char *) s);
+ FcMemAlloc (FC_MEM_STRING, len);
+ memcpy (r, s, len);
return r;
}
return 0;
}
+static FcBool
+FcCharIsPunct (const FcChar8 c)
+{
+ if (c < '0')
+ return FcTrue;
+ if (c <= '9')
+ return FcFalse;
+ if (c < 'A')
+ return FcTrue;
+ if (c <= 'Z')
+ return FcFalse;
+ if (c < 'a')
+ return FcTrue;
+ if (c <= 'z')
+ return FcFalse;
+ if (c <= '~')
+ return FcTrue;
+ return FcFalse;
+}
+
/*
* Is the head of s1 equal to s2?
*/
return 0;
}
+/*
+ * Does s1 contain an instance of s2 on a word boundary (ignoring case)?
+ */
+
+const FcChar8 *
+FcStrContainsWord (const FcChar8 *s1, const FcChar8 *s2)
+{
+ FcBool wordStart = FcTrue;
+ int s1len = strlen ((char *) s1);
+ int s2len = strlen ((char *) s2);
+
+ while (s1len >= s2len)
+ {
+ if (wordStart &&
+ FcStrIsAtIgnoreCase (s1, s2) &&
+ (s1len == s2len || FcCharIsPunct (s1[s2len])))
+ {
+ return s1;
+ }
+ wordStart = FcFalse;
+ if (FcCharIsPunct (*s1))
+ wordStart = FcTrue;
+ s1++;
+ s1len--;
+ }
+ return 0;
+}
+
const FcChar8 *
FcStrStrIgnoreCase (const FcChar8 *s1, const FcChar8 *s2)
{
void
FcStrBufInit (FcStrBuf *buf, FcChar8 *init, int size)
{
- buf->buf = init;
+ if (init)
+ {
+ buf->buf = init;
+ buf->size = size;
+ } else
+ {
+ buf->buf = buf->buf_static;
+ buf->size = sizeof (buf->buf_static);
+ }
buf->allocated = FcFalse;
buf->failed = FcFalse;
buf->len = 0;
- buf->size = size;
}
void
{
FcChar8 *ret;
- ret = malloc (buf->len + 1);
+ if (buf->failed)
+ ret = NULL;
+ else
+ ret = malloc (buf->len + 1);
if (ret)
{
FcMemAlloc (FC_MEM_STRING, buf->len + 1);
return ret;
}
+FcChar8 *
+FcStrBufDoneStatic (FcStrBuf *buf)
+{
+ FcStrBufChar (buf, '\0');
+
+ if (buf->failed)
+ return NULL;
+
+ return buf->buf;
+}
+
FcBool
FcStrBufChar (FcStrBuf *buf, FcChar8 c)
{
FcChar8 *new;
int size;
+ if (buf->failed)
+ return FcFalse;
+
if (buf->allocated)
{
size = buf->size * 2;
}
else
{
- size = buf->size + 1024;
+ size = buf->size + 64;
new = malloc (size);
if (new)
{
if (*s == '~')
{
FcChar8 *home = FcConfigHome ();
+ FcChar8 *full;
int size;
if (!home)
return 0;
size = strlen ((char *) home) + strlen ((char *) s);
- new = (FcChar8 *) malloc (size);
- if (!new)
+ full = (FcChar8 *) malloc (size);
+ if (!full)
return 0;
- FcMemAlloc (FC_MEM_STRING, size);
- strcpy ((char *) new, (char *) home);
- strcat ((char *) new, (char *) s + 1);
+ strcpy ((char *) full, (char *) home);
+ strcat ((char *) full, (char *) s + 1);
+ new = FcStrCanonFilename (full);
+ free (full);
}
else
- {
- int size = strlen ((char *) s) + 1;
- new = (FcChar8 *) malloc (size);
- if (!new)
- return 0;
- FcMemAlloc (FC_MEM_STRING, size);
- strcpy ((char *) new, (const char *) s);
- }
+ new = FcStrCanonFilename (s);
return new;
}
return FcStrCopy (slash + 1);
}
+static FcChar8 *
+FcStrCanonAbsoluteFilename (const FcChar8 *s)
+{
+ FcChar8 *file;
+ FcChar8 *f;
+ const FcChar8 *slash;
+ int size;
+
+ size = strlen ((char *) s) + 1;
+ file = malloc (size);
+ if (!file)
+ return NULL;
+ FcMemAlloc (FC_MEM_STRING, size);
+ slash = NULL;
+ f = file;
+ for (;;) {
+ if (*s == '/' || *s == '\0')
+ {
+ if (slash)
+ {
+ switch (s - slash) {
+ case 1:
+ f -= 1; /* squash // and trim final / from file */
+ break;
+ case 2:
+ if (!strncmp ((char *) slash, "/.", 2))
+ {
+ f -= 2; /* trim /. from file */
+ }
+ break;
+ case 3:
+ if (!strncmp ((char *) slash, "/..", 3))
+ {
+ f -= 3; /* trim /.. from file */
+ while (f > file) {
+ if (*--f == '/')
+ break;
+ }
+ }
+ break;
+ }
+ }
+ slash = s;
+ }
+ if (!(*f++ = *s++))
+ break;
+ }
+ return file;
+}
+
+#ifdef _WIN32
+/*
+ * Convert '\\' to '/' , remove double '/'
+ */
+static void
+FcConvertDosPath (char *str)
+{
+ size_t len = strlen (str);
+ char *p = str;
+ char *dest = str;
+ char *end = str + len;
+ char last = 0;
+
+ if (*p == '\\')
+ {
+ *p = '/';
+ p++;
+ dest++;
+ }
+ while (p < end)
+ {
+ if (*p == '\\')
+ *p = '/';
+
+ if (*p != '/'
+ || last != '/')
+ {
+ *dest++ = *p;
+ }
+
+ last = *p;
+ p++;
+ }
+
+ *dest = 0;
+}
+#endif
+
+FcChar8 *
+FcStrCanonFilename (const FcChar8 *s)
+{
+#ifdef _WIN32
+ FcChar8 full[FC_MAX_FILE_LEN + 2];
+ int size = GetFullPathName (s, sizeof (full) -1,
+ full, NULL);
+
+ if (size == 0)
+ perror ("GetFullPathName");
+
+ FcConvertDosPath (full);
+ return FcStrCanonAbsoluteFilename (full);
+#else
+ if (s[0] == '/')
+ return FcStrCanonAbsoluteFilename (s);
+ else
+ {
+ FcChar8 *full;
+ FcChar8 *file;
+
+ FcChar8 cwd[FC_MAX_FILE_LEN + 2];
+ if (getcwd ((char *) cwd, FC_MAX_FILE_LEN) == NULL)
+ return NULL;
+ strcat ((char *) cwd, "/");
+ full = FcStrPlus (cwd, s);
+ file = FcStrCanonAbsoluteFilename (full);
+ FcStrFree (full);
+ return file;
+ }
+#endif
+}
+
+
FcStrSet *
FcStrSetCreate (void)
{
if (!strs)
return FcFalse;
FcMemAlloc (FC_MEM_STRSET, (set->size + 2) * sizeof (FcChar8 *));
- set->size = set->size + 1;
if (set->num)
memcpy (strs, set->strs, set->num * sizeof (FcChar8 *));
if (set->strs)
+ {
+ FcMemFree (FC_MEM_STRSET, (set->size + 1) * sizeof (FcChar8 *));
free (set->strs);
+ }
+ set->size = set->size + 1;
set->strs = strs;
}
set->strs[set->num++] = s;
for (i = 0; i < set->num; i++)
FcStrFree (set->strs[i]);
- FcMemFree (FC_MEM_STRSET, (set->size) * sizeof (FcChar8 *));
if (set->strs)
+ {
+ FcMemFree (FC_MEM_STRSET, (set->size + 1) * sizeof (FcChar8 *));
free (set->strs);
+ }
FcMemFree (FC_MEM_STRSET, sizeof (FcStrSet));
free (set);
}
FcMemFree (FC_MEM_STRLIST, sizeof (FcStrList));
free (list);
}
+
+#define __fcstr__
+#include "fcaliastail.h"
+#undef __fcstr__