xref: /aosp_15_r20/external/musl/src/passwd/putgrent.c (revision c9945492fdd68bbe62686c5b452b4dc1be3f8453)
1*c9945492SAndroid Build Coastguard Worker #define _GNU_SOURCE
2*c9945492SAndroid Build Coastguard Worker #include <grp.h>
3*c9945492SAndroid Build Coastguard Worker #include <stdio.h>
4*c9945492SAndroid Build Coastguard Worker 
putgrent(const struct group * gr,FILE * f)5*c9945492SAndroid Build Coastguard Worker int putgrent(const struct group *gr, FILE *f)
6*c9945492SAndroid Build Coastguard Worker {
7*c9945492SAndroid Build Coastguard Worker 	int r;
8*c9945492SAndroid Build Coastguard Worker 	size_t i;
9*c9945492SAndroid Build Coastguard Worker 	flockfile(f);
10*c9945492SAndroid Build Coastguard Worker 	if ((r = fprintf(f, "%s:%s:%u:", gr->gr_name, gr->gr_passwd, gr->gr_gid))<0) goto done;
11*c9945492SAndroid Build Coastguard Worker 	if (gr->gr_mem) for (i=0; gr->gr_mem[i]; i++)
12*c9945492SAndroid Build Coastguard Worker 		if ((r = fprintf(f, "%s%s", i?",":"", gr->gr_mem[i]))<0) goto done;
13*c9945492SAndroid Build Coastguard Worker 	r = fputc('\n', f);
14*c9945492SAndroid Build Coastguard Worker done:
15*c9945492SAndroid Build Coastguard Worker 	funlockfile(f);
16*c9945492SAndroid Build Coastguard Worker 	return r<0 ? -1 : 0;
17*c9945492SAndroid Build Coastguard Worker }
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