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- #ifndef lint
- #ifndef NOID
- static char elsieid[] = "@(#)scheck.c 8.11";
- #endif /* !defined lint */
- #endif /* !defined NOID */
-
- /*LINTLIBRARY*/
-
- #include "private.h"
-
- extern char * imalloc P((int n));
- extern void ifree P((char * p));
-
- char *
- scheck(string, format)
- const char * const string;
- const char * const format;
- {
- register char * fbuf;
- register const char * fp;
- register char * tp;
- register int c;
- register char * result;
- char dummy;
- static char nada[1];
-
- result = nada;
- if (string == NULL || format == NULL)
- return result;
- fbuf = imalloc(2 * strlen(format) + 4);
- if (fbuf == NULL)
- return result;
- fp = format;
- tp = fbuf;
- while ((*tp++ = c = *fp++) != '\0') {
- if (c != '%')
- continue;
- if (*fp == '%') {
- *tp++ = *fp++;
- continue;
- }
- *tp++ = '*';
- if (*fp == '*')
- ++fp;
- while (isascii(*fp) && isdigit(*fp))
- *tp++ = *fp++;
- if (*fp == 'l' || *fp == 'h')
- *tp++ = *fp++;
- else if (*fp == '[')
- do *tp++ = *fp++;
- while (*fp != '\0' && *fp != ']');
- if ((*tp++ = *fp++) == '\0')
- break;
- }
- *(tp - 1) = '%';
- *tp++ = 'c';
- *tp = '\0';
- if (sscanf(string, fbuf, &dummy) != 1)
- result = (char *) format;
- ifree(fbuf);
- return result;
- }
-