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Annotation of coherent/b/lib/libc/gen/getpw.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Coherent I/O Library
                      3:  * getpw -- get line from password file for a given `uid'.
                      4:  */
                      5: #include <stdio.h>
                      6: 
                      7: 
                      8: getpw(uid, buf)
                      9: short  uid;
                     10: char   *buf;
                     11: {
                     12:        register int    c;
                     13:        register char   *cp;
                     14:        register FILE   *fp;
                     15: 
                     16:        fp = fopen("/etc/passwd", "r");
                     17:        if (fp == NULL)
                     18:                return (1);
                     19:        while (!feof(fp)) {
                     20:                for (cp=buf; (c=getc(fp)) != EOF && c != '\n';)
                     21:                        *cp++ = c;
                     22:                *cp = '\0';
                     23:                for (cp=buf; *cp != ':' && *cp != '\0'; ++cp)
                     24:                        ;
                     25:                if (*cp == '\0')
                     26:                        continue;
                     27:                do {
                     28:                        ++cp;
                     29:                } while (*cp != ':' && *cp != '\0');
                     30:                if (*cp++ != '\0' && uid == atoi(cp)) {
                     31:                        fclose(fp);
                     32:                        return (0);
                     33:                }
                     34:        }
                     35:        fclose(fp);
                     36:        return (1);
                     37: }

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