From 65729f55704b22dbe781bd826a852bfe48b3e8e1 Mon Sep 17 00:00:00 2001 From: Wayne Davison Date: Thu, 21 Oct 2004 00:33:42 +0000 Subject: Added gettempfile(), which works like a custom mkstemp() (in addition to the existing gettempname(), which works like a custom mktemp()). --- Src/utils.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) (limited to 'Src') diff --git a/Src/utils.c b/Src/utils.c index 31e9c2b26..047aa2644 100644 --- a/Src/utils.c +++ b/Src/utils.c @@ -1156,6 +1156,47 @@ gettempname(const char *prefix, int use_heap) return ret; } +/**/ +mod_export int +gettempfile(const char *prefix, int use_heap, char **tempname) +{ + char *fn; + int fd; +#if HAVE_MKSTEMP + char *suffix = prefix ? ".XXXXXX" : "XXXXXX"; + + if (!prefix && !(prefix = getsparam("TMPPREFIX"))) + prefix = DEFAULT_TMPPREFIX; + if (use_heap) + fn = dyncat(unmeta(prefix), suffix); + else + fn = bicat(unmeta(prefix), suffix); + + fd = mkstemp(fn); + if (fd < 0) { + if (!use_heap) + free(fn); + fn = NULL; + } +#else + int failures = 0; + + do { + if (!(fn = gettempname(prefix, use_heap))) { + fd = -1; + break; + } + if ((fd = open(fn, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) + break; + if (!use_heap) + free(fn); + fn = NULL; + } while (errno == EEXIST && ++failures < 16); +#endif + *tempname = fn; + return fd; +} + /* Check if a string contains a token */ /**/ -- cgit 1.4.1