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| author | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
|---|---|---|
| committer | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
| commit | 4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch) | |
| tree | ebf009bf1376a5a223a915bc27cbbd791a1316bc /src/passwd/putgrent.c | |
Initial version
Diffstat (limited to 'src/passwd/putgrent.c')
| -rw-r--r-- | src/passwd/putgrent.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/passwd/putgrent.c b/src/passwd/putgrent.c new file mode 100644 index 0000000..2a8257d --- /dev/null +++ b/src/passwd/putgrent.c @@ -0,0 +1,17 @@ +#define _GNU_SOURCE +#include <grp.h> +#include <stdio.h> + +int putgrent(const struct group *gr, FILE *f) +{ + int r; + size_t i; + flockfile(f); + if ((r = fprintf(f, "%s:%s:%u:", gr->gr_name, gr->gr_passwd, gr->gr_gid))<0) goto done; + if (gr->gr_mem) for (i=0; gr->gr_mem[i]; i++) + if ((r = fprintf(f, "%s%s", i?",":"", gr->gr_mem[i]))<0) goto done; + r = fputc('\n', f); +done: + funlockfile(f); + return r<0 ? -1 : 0; +} |