diff options
Diffstat (limited to 'stdlib')
| -rw-r--r-- | stdlib/Makefile | 4 | ||||
| -rw-r--r-- | stdlib/tst-strtoll.c | 173 |
2 files changed, 175 insertions, 2 deletions
diff --git a/stdlib/Makefile b/stdlib/Makefile index c218c23d48..4e5ad9b2ba 100644 --- a/stdlib/Makefile +++ b/stdlib/Makefile @@ -1,4 +1,4 @@ -# Copyright (C) 1991, 92, 93, 94, 95, 96, 97, 98 Free Software Foundation, Inc. +# Copyright (C) 1991,92,93,94,95,96,97,98,99 Free Software Foundation, Inc. # This file is part of the GNU C Library. # The GNU C Library is free software; you can redistribute it and/or @@ -51,7 +51,7 @@ routines := \ distribute := exit.h grouping.h abort-instr.h isomac.c tests := tst-strtol tst-strtod testmb testrand testsort testdiv \ - test-canon test-canon2 + test-canon test-canon2 tst-strtoll # Several mpn functions from GNU MP are used by the strtod function. diff --git a/stdlib/tst-strtoll.c b/stdlib/tst-strtoll.c new file mode 100644 index 0000000000..4d434d5317 --- /dev/null +++ b/stdlib/tst-strtoll.c @@ -0,0 +1,173 @@ +/* My bet is this was written by Chris Torek. + I reformatted and ansidecl-ized it, and tweaked it a little. */ + +#include <ctype.h> +#include <stdio.h> +#include <errno.h> +#include <stdlib.h> +#include <string.h> +#include <limits.h> + +struct ltest + { + const char *str; /* Convert this. */ + unsigned long long int expect; /* To get this. */ + int base; /* Use this base. */ + char left; /* With this left over. */ + int err; /* And this in errno. */ + }; +static const struct ltest tests[] = + { + /* First, signed numbers: */ + /* simple... */ + {"123", 123, 0, 0, 0}, + {"+123", 123, 0, 0, 0}, + {" 123", 123, 0, 0, 0}, + {" 123 ", 123, 0, ' ', 0}, + {" -17", -17, 0, 0, 0}, + + /* implicit base... */ + {"0123", 0123, 0, 0, 0}, + {"0123a", 0123, 0, 'a', 0}, + {"01239", 0123, 0, '9', 0}, + {"0x123", 0x123, 0, 0, 0}, + {"-0x123", -0x123, 0, 0, 0}, + {"0x0xc", 0, 0, 'x', 0}, + {" +0x123fg", 0x123f, 0, 'g', 0}, + + /* explicit base... */ + {"123", 0x123, 16, 0, 0}, + {"0x123", 0x123, 16, 0, 0}, + {"123", 0123, 8, 0, 0}, + {"0123", 0123, 8, 0, 0}, + {"0123", 123, 10, 0, 0}, + {"0x123", 0, 10, 'x', 0}, + + /* case insensitivity... */ + {"abcd", 0xabcd, 16, 0, 0}, + {"AbCd", 0xabcd, 16, 0, 0}, + {"0xABCD", 0xabcd, 16, 0, 0}, + {"0Xabcd", 0xabcd, 16, 0, 0}, + + /* odd bases... */ + {"0xyz", 33 * 35 + 34, 35, 'z', 0}, + {"yz!", 34 * 36 + 35, 36, '!', 0}, + {"-yz", -(34*36 + 35), 36, 0, 0}, + {"GhI4", ((16*20 + 17)*20 + 18)*20 + 4, 20, 0, 0}, + + /* special case for the 32-bit version of strtoll, + from a ncftp configure test */ + {"99000000001", 1000000000ll * 99ll + 1ll, 0, 0}, + + /* extremes... */ + {"9223372036854775807", 9223372036854775807ll, 0, 0, 0}, + {"9223372036854775808", 9223372036854775807ll, 0, 0, ERANGE}, + {"922337203685477580777", 9223372036854775807ll, 0, 0, ERANGE}, + {"9223372036854775810", 9223372036854775807ll, 0, 0, ERANGE}, + {"-2147483648", -2147483648ll, 0, 0, 0}, + {"-9223372036854775808", -9223372036854775808ll, 0, 0, 0}, + {"-9223372036854775809", -9223372036854775808ll, 0, 0, ERANGE}, + {"0x112233445566778899z", 9223372036854775807ll, 16, 'z', ERANGE}, + {NULL, 0, 0, 0, 0}, + + /* Then unsigned. */ + {" 0", 0, 0, 0, 0}, + {"0xffffffffg", 0xffffffff, 0, 'g', 0}, + {"0xffffffffffffffffg", 0xffffffffffffffffull, 0, 'g', 0}, + {"-0xfedcba987654321", 0xf0123456789abcdfull, 0, 0, 0}, + {"0xf1f2f3f4f5f6f7f8f9", 0xffffffffffffffffull, 0, 0, ERANGE}, + {"-0x123456789abcdef01", 0xffffffffffffffffull, 0, 0, ERANGE}, + {NULL, 0, 0, 0, 0}, + }; + +static void expand __P ((char *dst, int c)); + +int +main (int argc, char ** argv) +{ + register const struct ltest *lt; + char *ep; + int status = 0; + int save_errno; + + for (lt = tests; lt->str != NULL; ++lt) + { + register long long int l; + + errno = 0; + l = strtoll (lt->str, &ep, lt->base); + save_errno = errno; + printf ("strtoll(\"%s\", , %d) test %u", + lt->str, lt->base, (unsigned int) (lt - tests)); + if (l == (long long int) lt->expect && *ep == lt->left + && save_errno == lt->err) + puts("\tOK"); + else + { + puts("\tBAD"); + if (l != (long long int) lt->expect) + printf(" returns %lld, expected %lld\n", + l, (long long int) lt->expect); + if (lt->left != *ep) + { + char exp1[5], exp2[5]; + expand (exp1, *ep); + expand (exp2, lt->left); + printf (" leaves '%s', expected '%s'\n", exp1, exp2); + } + if (save_errno != lt->err) + printf (" errno %d (%s) instead of %d (%s)\n", + save_errno, strerror (save_errno), + lt->err, strerror (lt->err)); + status = 1; + } + } + + for (++lt; lt->str != NULL; lt++) + { + register unsigned long long int ul; + + errno = 0; + ul = strtoull (lt->str, &ep, lt->base); + save_errno = errno; + printf ("strtoull(\"%s\", , %d) test %u", + lt->str, lt->base, (unsigned int) (lt - tests)); + if (ul == lt->expect && *ep == lt->left && save_errno == lt->err) + puts("\tOK"); + else + { + puts ("\tBAD"); + if (ul != lt->expect) + printf (" returns %llu, expected %llu\n", + ul, lt->expect); + if (lt->left != *ep) + { + char exp1[5], exp2[5]; + expand (exp1, *ep); + expand (exp2, lt->left); + printf (" leaves '%s', expected '%s'\n", exp1, exp2); + } + if (save_errno != lt->err) + printf (" errno %d (%s) instead of %d (%s)\n", + save_errno, strerror (save_errno), + lt->err, strerror (lt->err)); + status = 1; + } + } + + exit (status ? EXIT_FAILURE : EXIT_SUCCESS); +} + +static void +expand (dst, c) + char *dst; + int c; +{ + if (isprint (c)) + { + dst[0] = c; + dst[1] = '\0'; + } + else + (void) sprintf (dst, "%#.3o", (unsigned int) c); +} |