- the conv filter now enforces that the sum of the coefficients is

[imager.git] / io.c

diff --git a/io.c b/io.c
index 9c705fae31c591fcaca6119be0373e8399d55946..186eea42388179fba4358b377ce0458550745662 100644 (file)
--- a/io.c
+++ b/io.c
@@ -1,4 +1,4 @@
-#include "imio.h"
+#include "imager.h"
 #include <stdlib.h>
 #ifndef _MSC_VER
 #include <unistd.h>
@@ -72,9 +72,6 @@ set_entry(int i, char *buf, size_t size, char *file, int line) {
   return buf;
 }
 
-
-
-
 void
 malloc_state(void) {
   int i, total = 0;
@@ -115,11 +112,10 @@ mymalloc_file_line(size_t size, char* file, int line) {
   return buf;
 }
 
-
-
-
-
-
+void *
+(mymalloc)(int size) {
+  return mymalloc_file_line(size, "unknown", 0);
+}
 
 void*
 myrealloc_file_line(void *ptr, size_t newsize, char* file, int line) {
@@ -155,8 +151,10 @@ myrealloc_file_line(void *ptr, size_t newsize, char* file, int line) {
   return buf;
 }
 
-
-
+void *
+(myrealloc)(void *ptr, size_t newsize) {
+  return myrealloc_file_line(ptr, newsize, "unknown", 0);
+}
 
 static
 void
@@ -187,15 +185,14 @@ bndcheck_all() {
       bndcheck(idx);
 }
 
-
-
-
-
 void
 myfree_file_line(void *p, char *file, int line) {
   char  *pp = p;
   int match = 0;
   int i;
+
+  if (p == NULL)
+    return;
   
   for(i=0; i<MAXMAL; i++) if (malloc_pointers[i].ptr == p) {
     mm_log((1,"myfree_file_line: pointer %i (%s) freed at %s (%i)\n", i, malloc_pointers[i].comm, file, line));
@@ -216,19 +213,28 @@ myfree_file_line(void *p, char *file, int line) {
   free(pp-UNDRRNVAL);
 }
 
+void
+(myfree)(void *block) {
+  myfree_file_line(block, "unknown", 0);
+}
+
 #else 
 
 #define malloc_comm(a,b) (mymalloc(a))
 
 void
 malloc_state() {
-  printf("malloc_state: not in debug mode\n");
 }
 
 void*
 mymalloc(int size) {
   void *buf;
 
+  if (size < 0) {
+    fprintf(stderr, "Attempt to allocate size %d\n", size);
+    exit(3);
+  }
+
   if ( (buf = malloc(size)) == NULL ) {
     mm_log((1, "mymalloc: unable to malloc %d\n", size));
     fprintf(stderr,"Unable to malloc %d.\n", size); exit(3);
@@ -237,12 +243,22 @@ mymalloc(int size) {
   return buf;
 }
 
+void *
+mymalloc_file_line(size_t size, char *file, int line) {
+  return mymalloc(size);
+}
+
 void
 myfree(void *p) {
   mm_log((1, "myfree(p %p)\n", p));
   free(p);
 }
 
+void
+myfree_file_line(void *p, char *file, int line) {
+  myfree(p);
+}
+
 void *
 myrealloc(void *block, size_t size) {
   void *result;
@@ -256,6 +272,11 @@ myrealloc(void *block, size_t size) {
   return result;
 }
 
+void *
+myrealloc_file_line(void *block, size_t newsize, char *file, int size) {
+  return myrealloc(block, newsize);
+}
+
 #endif /* IMAGER_MALLOC_DEBUG */
 
 
@@ -333,10 +354,14 @@ Modifies *p and *len to indicate the consumed characters.
 This doesn't support the extended UTF8 encoding used by later versions
 of Perl.
 
+This doesn't check that the UTF8 charecter is using the shortest
+possible representation.
+
 =cut
 */
 
-unsigned long i_utf8_advance(char const **p, int *len) {
+unsigned long 
+i_utf8_advance(char const **p, int *len) {
   unsigned char c;
   int i, ci, clen = 0;
   unsigned char codes[3];
@@ -347,6 +372,7 @@ unsigned long i_utf8_advance(char const **p, int *len) {
   for (i = 0; i < sizeof(utf8_sizes)/sizeof(*utf8_sizes); ++i) {
     if ((c & utf8_sizes[i].mask) == utf8_sizes[i].expect) {
       clen = utf8_sizes[i].size;
+      break;
     }
   }
   if (clen == 0 || *len < clen-1) {