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Length: 621 (0x26d)
Types: TextFile
Notes: UNIX file
Names: »getpw.c«
└─⟦f27320a65⟧ Bits:30001972 Commodore 900 hard disk image with partial source code
└─⟦f4b8d8c84⟧ UNIX V7 Filesystem
└─ ⟦this⟧ »libc/gen/getpw.c«
/*
* Coherent I/O Library
* getpw -- get line from password file for a given `uid'.
*/
#include <stdio.h>
getpw(uid, buf)
short uid;
char *buf;
{
register int c;
register char *cp;
register FILE *fp;
fp = fopen("/etc/passwd", "r");
if (fp == NULL)
return (1);
while (!feof(fp)) {
for (cp=buf; (c=getc(fp)) != EOF && c != '\n';)
*cp++ = c;
*cp = '\0';
for (cp=buf; *cp != ':' && *cp != '\0'; ++cp)
;
if (*cp == '\0')
continue;
do {
++cp;
} while (*cp != ':' && *cp != '\0');
if (*cp++ != '\0' && uid == atoi(cp)) {
fclose(fp);
return (0);
}
}
fclose(fp);
return (1);
}