diff options
| author | Bruce Momjian | 2004-04-30 04:09:23 +0000 |
|---|---|---|
| committer | Bruce Momjian | 2004-04-30 04:09:23 +0000 |
| commit | 6a2b75c2c88ac583362d8300163fc2332851c6c8 (patch) | |
| tree | 858b902f2165922483e8bac2abb7ee6f92650c34 /src/timezone/ialloc.c | |
| parent | d51d870f9ebea00c66b437ea2dbde7df44cdad2f (diff) | |
Add Olson's public domain timezone library to src/timezone.
Diffstat (limited to 'src/timezone/ialloc.c')
| -rw-r--r-- | src/timezone/ialloc.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/timezone/ialloc.c b/src/timezone/ialloc.c new file mode 100644 index 00000000000..ea457aeb664 --- /dev/null +++ b/src/timezone/ialloc.c @@ -0,0 +1,81 @@ +#ifndef lint
+#ifndef NOID
+static char elsieid[] = "@(#)ialloc.c 8.29";
+#endif /* !defined NOID */
+#endif /* !defined lint */
+
+/*LINTLIBRARY*/
+
+#include "private.h"
+
+#define nonzero(n) (((n) == 0) ? 1 : (n))
+
+char *
+imalloc(n)
+const int n;
+{
+ return malloc((size_t) nonzero(n));
+}
+
+char *
+icalloc(nelem, elsize)
+int nelem;
+int elsize;
+{
+ if (nelem == 0 || elsize == 0)
+ nelem = elsize = 1;
+ return calloc((size_t) nelem, (size_t) elsize);
+}
+
+void *
+irealloc(pointer, size)
+void * const pointer;
+const int size;
+{
+ if (pointer == NULL)
+ return imalloc(size);
+ return realloc((void *) pointer, (size_t) nonzero(size));
+}
+
+char *
+icatalloc(old, new)
+char * const old;
+const char * const new;
+{
+ register char * result;
+ register int oldsize, newsize;
+
+ newsize = (new == NULL) ? 0 : strlen(new);
+ if (old == NULL)
+ oldsize = 0;
+ else if (newsize == 0)
+ return old;
+ else oldsize = strlen(old);
+ if ((result = irealloc(old, oldsize + newsize + 1)) != NULL)
+ if (new != NULL)
+ (void) strcpy(result + oldsize, new);
+ return result;
+}
+
+char *
+icpyalloc(string)
+const char * const string;
+{
+ return icatalloc((char *) NULL, string);
+}
+
+void
+ifree(p)
+char * const p;
+{
+ if (p != NULL)
+ (void) free(p);
+}
+
+void
+icfree(p)
+char * const p;
+{
+ if (p != NULL)
+ (void) free(p);
+}
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