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out of memory checks: add missing sh_getcwd() wrapper (re: 7ad274f8)

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getcwd() with 0/NULL arguments also mallocs, so needs a check.
This commit is contained in:
Martijn Dekker 2021-12-05 22:00:08 +01:00
parent f6a6d236f1
commit a3f4b5efd1
3 changed files with 10 additions and 1 deletions
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src/cmd/ksh93/include/defs.h
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@ -400,6 +400,7 @@ extern void *sh_realloc(void *ptr, size_t size);
extern void *sh_calloc(size_t nmemb, size_t size);
extern char *sh_strdup(const char *s);
extern void *sh_memdup(const void *s, size_t n);
extern char *sh_getcwd(void);
#define new_of(type,x) ((type*)sh_malloc((unsigned)sizeof(type)+(x)))
#define sh_newof(p,t,n,x) ((p)?(t*)sh_realloc((char*)(p),sizeof(t)*(n)+(x)):(t*)sh_calloc(1,sizeof(t)*(n)+(x)))