* $Header$
*
* Copyright (C) 1987 by the Massachusetts Institute of Technology
+ * For copying and distribution information, please see the file
+ * <mit-copyright.h>.
*
* Miscellaneous string functions.
*/
static char *rcsid_strs_c = "$Header$";
#endif lint
+#include <mit-copyright.h>
#include <sys/types.h>
-#include <strings.h>
+#include <string.h>
#include <ctype.h>
extern char *malloc(), *realloc();
}
len = strlen(s) + 1;
p = malloc((u_int)len);
- if (p) bcopy(s, p, len);
+ if (p) memcpy(p, s, len);
return p;
}
/*
* Trim whitespace off both ends of a string.
*/
-char *strtrim(s)
- register char *s;
+char *strtrim(save)
+ register char *save;
{
- register char *t;
-
+ register char *t, *s;
+
+ s = save;
while (isspace(*s)) s++;
/* skip to end of string */
+ if (*s == '\0') {
+ *save = '\0';
+ return(save);
+ }
for (t = s; *t; t++) continue;
while (t > s) {
return s;
}
-/*
- * Case insensitive string compare.
+
+/* Modify a string for all of the letters to be uppercase. */
+
+char *uppercase(s)
+char *s;
+{
+ register char *p;
+
+ for (p = s; *p; p++)
+ if (islower(*p))
+ *p = toupper(*p);
+ return(s);
+}
+
+
+char *lowercase(s)
+char *s;
+{
+ register char *p;
+
+ for (p = s; *p; p++)
+ if (isupper(*p))
+ *p = tolower(*p);
+ return(s);
+}
+
+
+#ifdef NEED_STRCASECMP
+
+/* Case independant string comparison. Only compile this if your C
+ * library doesn't have a local routine which is faster.
*/
-int cistrcmp(cp1, cp2)
- char *cp1, *cp2;
+static char map[] = {
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ ' ', '!', '"', '#', '$', '%', '&', '\'',
+ '(', ')', '*', '+', ',', '-', '.', '/',
+ '0', '1', '2', '3', '4', '5', '6', '7',
+ '8', '9', ':', ';', '<', '=', '>', '?',
+ '@', 'a', 'b', 'c', 'd', 'e', 'f', 'g',
+ 'h', 'i', 'k', 'j', 'l', 'm', 'n', 'o',
+ 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
+ 'x', 'y', 'z', '[', '\\', ']', '^', '_',
+ '`', 'a', 'b', 'c', 'd', 'e', 'f', 'g',
+ 'h', 'i', 'k', 'j', 'l', 'm', 'n', 'o',
+ 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
+ 'x', 'y', 'z', '{', '|', '}', '~', 127,
+ 128, 129, 130, 131, 132, 133, 134, 135,
+ 136, 137, 138, 139, 140, 141, 142, 143,
+ 144, 145, 146, 147, 148, 149, 150, 151,
+ 152, 153, 154, 155, 156, 157, 158, 159,
+ 160, 161, 162, 163, 164, 165, 166, 167,
+ 168, 169, 170, 171, 172, 173, 174, 175,
+ 176, 177, 178, 179, 180, 181, 182, 183,
+ 184, 185, 186, 187, 188, 189, 190, 191,
+ 192, 193, 194, 195, 196, 197, 198, 199,
+ 200, 201, 202, 203, 204, 205, 206, 207,
+ 208, 209, 210, 211, 212, 213, 214, 215,
+ 216, 217, 218, 219, 220, 221, 222, 223,
+ 224, 225, 226, 227, 228, 229, 230, 231,
+ 232, 233, 234, 235, 236, 237, 238, 239,
+ 240, 241, 242, 243, 244, 245, 246, 247,
+ 248, 249, 250, 251, 252, 253, 254, 255
+};
+
+
+int strcasecmp(s1, s2)
+char *s1;
+char *s2;
{
- register int c1, c2;
-
- do {
- if (isupper(c1 = (*cp1++))) c1 = tolower(c1);
- if (isupper(c2 = (*cp2++))) c2 = tolower(c2);
- if (c1 != c2) return c1-c2;
- } while (c1 && c2);
- return 0;
+ while (map[*s1] == map[*s2]) {
+ if (*s1 == 0)
+ return(0);
+ s1++;
+ s2++;
+ }
+ return(map[*s1] - map[*s2]);
}
+#endif /* NEED_STRCASECMP */