diff options
author | Glenn L McGrath <bug1@ihug.co.nz> | 2003-12-20 07:38:01 +0300 |
---|---|---|
committer | Glenn L McGrath <bug1@ihug.co.nz> | 2003-12-20 07:38:01 +0300 |
commit | f62ea20affa0876756463f909d2d549d44736a26 (patch) | |
tree | 07405469c301d355c574cb5c9acb00895aa69af4 /libbb/copy_file.c | |
parent | 266c1f5eff52fa211774733c92566102016dd1b6 (diff) |
Use low level file descriptors to match bb_copyfd_eof
Diffstat (limited to 'libbb/copy_file.c')
-rw-r--r-- | libbb/copy_file.c | 39 |
1 files changed, 19 insertions, 20 deletions
diff --git a/libbb/copy_file.c b/libbb/copy_file.c index c9d239f9a..ffdb8242b 100644 --- a/libbb/copy_file.c +++ b/libbb/copy_file.c @@ -123,7 +123,8 @@ int copy_file(const char *source, const char *dest, int flags) status = -1; } } else if (S_ISREG(source_stat.st_mode)) { - FILE *sfp, *dfp=NULL; + int src_fd; + int dst_fd; #ifdef CONFIG_FEATURE_PRESERVE_HARDLINKS char *link_name; @@ -137,30 +138,32 @@ int copy_file(const char *source, const char *dest, int flags) return 0; } #endif - - if ((sfp = bb_wfopen(source, "r")) == NULL) { - return -1; + src_fd = open(source, O_RDONLY); + if (src_fd == -1) { + bb_perror_msg("unable to open `%s'", source); + return(-1); } if (dest_exists) { if (flags & FILEUTILS_INTERACTIVE) { - fprintf(stderr, "%s: overwrite `%s'? ", bb_applet_name, dest); + bb_error_msg("overwrite `%s'? ", dest); if (!bb_ask_confirmation()) { - fclose (sfp); + close (src_fd); return 0; } } - if ((dfp = fopen(dest, "w")) == NULL) { + dst_fd = open(dest, O_WRONLY); + if (dst_fd == -1) { if (!(flags & FILEUTILS_FORCE)) { bb_perror_msg("unable to open `%s'", dest); - fclose (sfp); + close(src_fd); return -1; } if (unlink(dest) < 0) { bb_perror_msg("unable to remove `%s'", dest); - fclose (sfp); + close(src_fd); return -1; } @@ -169,27 +172,23 @@ int copy_file(const char *source, const char *dest, int flags) } if (!dest_exists) { - int fd; - - if ((fd = open(dest, O_WRONLY|O_CREAT, source_stat.st_mode)) < 0 || - (dfp = fdopen(fd, "w")) == NULL) { - if (fd >= 0) - close(fd); + dst_fd = open(dest, O_WRONLY|O_CREAT, source_stat.st_mode); + if (dst_fd == -1) { bb_perror_msg("unable to open `%s'", dest); - fclose (sfp); - return -1; + close(src_fd); + return(-1); } } - if (bb_copyfd_eof(fileno(sfp), fileno(dfp)) == -1) + if (bb_copyfd_eof(src_fd, dst_fd) == -1) status = -1; - if (fclose(dfp) < 0) { + if (close(dst_fd) < 0) { bb_perror_msg("unable to close `%s'", dest); status = -1; } - if (fclose(sfp) < 0) { + if (close(src_fd) < 0) { bb_perror_msg("unable to close `%s'", source); status = -1; } |