From 2c4e9e6e4b570f4dbbcc5f2402b0257a3b43380a Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Tue, 5 Apr 2011 14:11:14 -0400 Subject: [PATCH] add getmntent_r interface (all of mntent is nonstandard anyway) --- src/linux/mntent.c | 29 +++++++++++++++++------------ 1 file changed, 17 insertions(+), 12 deletions(-) diff --git a/src/linux/mntent.c b/src/linux/mntent.c index e3735666..26d045c2 100644 --- a/src/linux/mntent.c +++ b/src/linux/mntent.c @@ -13,21 +13,19 @@ int endmntent(FILE *f) return 1; } -struct mntent *getmntent(FILE *f) +struct mntent *getmntent_r(FILE *f, struct mntent *mnt, char *linebuf, int buflen) { - static char linebuf[256]; - static struct mntent mnt; int cnt, n[8]; - mnt.mnt_freq = 0; - mnt.mnt_passno = 0; + mnt->mnt_freq = 0; + mnt->mnt_passno = 0; do { - fgets(linebuf, sizeof linebuf, f); + fgets(linebuf, buflen, f); if (feof(f)) return NULL; cnt = sscanf(linebuf, " %n%*s%n %n%*s%n %n%*s%n %n%*s%n %d %d", n, n+1, n+2, n+3, n+4, n+5, n+6, n+7, - &mnt.mnt_freq, &mnt.mnt_passno); + &mnt->mnt_freq, &mnt->mnt_passno); } while (cnt >= 8 && linebuf[n[0]] != '#'); linebuf[n[1]] = 0; @@ -35,12 +33,19 @@ struct mntent *getmntent(FILE *f) linebuf[n[5]] = 0; linebuf[n[7]] = 0; - mnt.mnt_fsname = linebuf+n[0]; - mnt.mnt_dir = linebuf+n[2]; - mnt.mnt_type = linebuf+n[4]; - mnt.mnt_opts = linebuf+n[6]; + mnt->mnt_fsname = linebuf+n[0]; + mnt->mnt_dir = linebuf+n[2]; + mnt->mnt_type = linebuf+n[4]; + mnt->mnt_opts = linebuf+n[6]; + + return mnt; +} - return &mnt; +struct mntent *getmntent(FILE *f) +{ + static char linebuf[256]; + static struct mntent mnt; + return getmntent_r(f, &mnt, linebuf, sizeof linebuf); } int addmntent(FILE *f, const struct mntent *mnt) -- 2.25.1