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Diffstat (limited to 'src/global/remove.c')
-rw-r--r-- | src/global/remove.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/global/remove.c b/src/global/remove.c new file mode 100644 index 0000000..5f764b2 --- /dev/null +++ b/src/global/remove.c @@ -0,0 +1,72 @@ +/*++ +/* NAME +/* REMOVE 3 +/* SUMMARY +/* remove or stash away file +/* SYNOPSIS +/* \fBint REMOVE(path)\fR +/* \fBconst char *path;\fR +/* DESCRIPTION +/* \fBREMOVE()\fR removes a file, or renames it to a unique name, +/* depending on the setting of the boolean \fBvar_dont_remove\fR +/* flag. +/* DIAGNOSTICS +/* The result is 0 in case of success, -1 in case of trouble. +/* The global \fBerrno\fR variable reflects the nature of the +/* problem. +/* FILES +/* saved/*, stashed-away files. +/* SEE ALSO +/* remove(3) +/* LICENSE +/* .ad +/* .fi +/* The Secure Mailer license must be distributed with this software. +/* AUTHOR(S) +/* Wietse Venema +/* IBM T.J. Watson Research +/* P.O. Box 704 +/* Yorktown Heights, NY 10598, USA +/*--*/ + +/* System library. */ + +#include <sys_defs.h> +#include <sys/stat.h> +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <unistd.h> +#include <warn_stat.h> + +/* Utility library. */ + +#include <vstring.h> + +/* Global library. */ + +#include <mail_params.h> + +/* REMOVE - squirrel away a file instead of removing it */ + +int REMOVE(const char *path) +{ + static VSTRING *dest; + char *slash; + struct stat st; + + if (var_dont_remove == 0) { + return (remove(path)); + } else { + if (dest == 0) + dest = vstring_alloc(10); + vstring_sprintf(dest, "saved/%s", ((slash = strrchr(path, '/')) != 0) ? + slash + 1 : path); + for (;;) { + if (stat(vstring_str(dest), &st) < 0) + break; + vstring_strcat(dest, "+"); + } + return (rename(path, vstring_str(dest))); + } +} |