diff options
Diffstat (limited to 'libbb/xfuncs.c')
| -rw-r--r-- | libbb/xfuncs.c | 32 |
1 files changed, 24 insertions, 8 deletions
diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c index dde91a2ba..870d736b3 100644 --- a/libbb/xfuncs.c +++ b/libbb/xfuncs.c @@ -106,31 +106,46 @@ FILE *xfopen(const char *path, const char *mode) { FILE *fp = fopen(path, mode); if (fp == NULL) - bb_perror_msg_and_die("%s", path); + bb_perror_msg_and_die("cannot open '%s'", path); return fp; } -// Die if we can't open an existing file and return an fd. -int xopen(const char *pathname, int flags) +// Die if we can't open a file and return a fd. +int xopen3(const char *pathname, int flags, int mode) { - //if (ENABLE_DEBUG && (flags & O_CREAT)) - // bb_error_msg_and_die("xopen() with O_CREAT"); + int ret; + + ret = open(pathname, flags, mode); + if (ret < 0) { + bb_perror_msg_and_die("cannot open '%s'", pathname); + } + return ret; +} +// Die if we can't open an existing file and return a fd. +int xopen(const char *pathname, int flags) +{ return xopen3(pathname, flags, 0666); } -// Die if we can't open a new file and return an fd. -int xopen3(const char *pathname, int flags, int mode) +// Warn if we can't open a file and return a fd. +int open3_or_warn(const char *pathname, int flags, int mode) { int ret; ret = open(pathname, flags, mode); if (ret < 0) { - bb_perror_msg_and_die("%s", pathname); + bb_perror_msg("cannot open '%s'", pathname); } return ret; } +// Warn if we can't open a file and return a fd. +int open_or_warn(const char *pathname, int flags) +{ + return open3_or_warn(pathname, flags, 0666); +} + void xunlink(const char *pathname) { if (unlink(pathname)) @@ -184,6 +199,7 @@ off_t xlseek(int fd, off_t offset, int whence) void die_if_ferror(FILE *fp, const char *fn) { if (ferror(fp)) { + /* doesn't set useful errno */ bb_error_msg_and_die("%s: I/O error", fn); } } |