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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:18:56 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:18:56 +0000 |
commit | b7c15c31519dc44c1f691e0466badd556ffe9423 (patch) | |
tree | f944572f288bab482a615e09af627d9a2b6727d8 /src/util/sane_strtol.c | |
parent | Initial commit. (diff) | |
download | postfix-upstream/3.7.10.tar.xz postfix-upstream/3.7.10.zip |
Adding upstream version 3.7.10.upstream/3.7.10upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/util/sane_strtol.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/util/sane_strtol.c b/src/util/sane_strtol.c new file mode 100644 index 0000000..b7435dd --- /dev/null +++ b/src/util/sane_strtol.c @@ -0,0 +1,59 @@ +/*++ +/* NAME +/* sane_strtol 3 +/* SUMMARY +/* strtol() with mandatory errno reset +/* SYNOPSIS +/* #include <sane_strtol.h> +/* +/* long sane_strtol( +/* const char *start, +/* char **restrict end, +/* int base) +/* +/* unsigned long sane_strtoul( +/* const char *start, +/* char **restrict end, +/* int base) +/* DESCRIPTION +/* These functions are wrappers around the strtol() and strtoul() +/* standard library functions that reset errno first, so that a +/* prior ERANGE error won't cause false errors. +/* LICENSE +/* .ad +/* .fi +/* The Secure Mailer license must be distributed with this software. +/* AUTHOR(S) +/* Wietse Venema +/* Google, Inc. +/* 111 8th Avenue +/* New York, NY 10011, USA +/*--*/ + + /* + * System library. + */ +#include <sys_defs.h> +#include <stdlib.h> +#include <errno.h> + + /* + * Utility library. + */ +#include <sane_strtol.h> + +/* sane_strtol - strtol() with mandatory initialization */ + +long sane_strtol(const char *start, char **end, int base) +{ + errno = 0; + return (strtol(start, end, base)); +} + +/* sane_strtoul - strtoul() with mandatory initialization */ + +unsigned long sane_strtoul(const char *start, char **end, int base) +{ + errno = 0; + return (strtoul(start, end, base)); +} |