diff options
author | jilles <jilles@FreeBSD.org> | 2016-04-09 14:09:14 +0000 |
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committer | jilles <jilles@FreeBSD.org> | 2016-04-09 14:09:14 +0000 |
commit | 1a49b5f5b011c2709fb744c8d09ebcec51173672 (patch) | |
tree | 84905e679a006c8cbb26b8209bf0a3b46d5fb75a /bin/sh | |
parent | 15cca94824de0fbecb8dc3951d0a7e27f5a0ec67 (diff) | |
download | FreeBSD-src-1a49b5f5b011c2709fb744c8d09ebcec51173672.zip FreeBSD-src-1a49b5f5b011c2709fb744c8d09ebcec51173672.tar.gz |
MFC r278818: sh: Add stsavestr(), like savestr() but allocates using
stalloc().
Diffstat (limited to 'bin/sh')
-rw-r--r-- | bin/sh/cd.c | 10 | ||||
-rw-r--r-- | bin/sh/expand.c | 5 | ||||
-rw-r--r-- | bin/sh/memalloc.c | 12 | ||||
-rw-r--r-- | bin/sh/memalloc.h | 1 |
4 files changed, 16 insertions, 12 deletions
diff --git a/bin/sh/cd.c b/bin/sh/cd.c index 7720fad..017dfa1 100644 --- a/bin/sh/cd.c +++ b/bin/sh/cd.c @@ -182,7 +182,6 @@ cdlogical(char *dest) struct stat statb; int first; int badstat; - size_t len; /* * Check each component of the path. If we find a symlink or @@ -190,9 +189,7 @@ cdlogical(char *dest) * next time we get the value of the current directory. */ badstat = 0; - len = strlen(dest); - cdcomppath = stalloc(len + 1); - memcpy(cdcomppath, dest, len + 1); + cdcomppath = stsavestr(dest); STARTSTACKSTR(p); if (*dest == '/') { STPUTC('/', p); @@ -277,7 +274,6 @@ findcwd(char *dir) { char *new; char *p; - size_t len; /* * If our argument is NULL, we don't know the current directory @@ -286,9 +282,7 @@ findcwd(char *dir) */ if (dir == NULL || curdir == NULL) return getpwd2(); - len = strlen(dir); - cdcomppath = stalloc(len + 1); - memcpy(cdcomppath, dir, len + 1); + cdcomppath = stsavestr(dir); STARTSTACKSTR(new); if (*dir != '/') { STPUTS(curdir, new); diff --git a/bin/sh/expand.c b/bin/sh/expand.c index 1d86698..2113ab7 100644 --- a/bin/sh/expand.c +++ b/bin/sh/expand.c @@ -1281,11 +1281,8 @@ addfname(char *name) { char *p; struct strlist *sp; - size_t len; - len = strlen(name); - p = stalloc(len + 1); - memcpy(p, name, len + 1); + p = stsavestr(name); sp = (struct strlist *)stalloc(sizeof *sp); sp->text = p; *exparg.lastp = sp; diff --git a/bin/sh/memalloc.c b/bin/sh/memalloc.c index 119f12e..a04020f 100644 --- a/bin/sh/memalloc.c +++ b/bin/sh/memalloc.c @@ -180,6 +180,18 @@ stunalloc(pointer p) } +char * +stsavestr(const char *s) +{ + char *p; + size_t len; + + len = strlen(s); + p = stalloc(len + 1); + memcpy(p, s, len + 1); + return p; +} + void setstackmark(struct stackmark *mark) diff --git a/bin/sh/memalloc.h b/bin/sh/memalloc.h index a22fa39..e8df7cb 100644 --- a/bin/sh/memalloc.h +++ b/bin/sh/memalloc.h @@ -52,6 +52,7 @@ void ckfree(pointer); char *savestr(const char *); pointer stalloc(int); void stunalloc(pointer); +char *stsavestr(const char *); void setstackmark(struct stackmark *); void popstackmark(struct stackmark *); char *growstackstr(void); |