/* Producer string parsers for GDB. Copyright (C) 2012-2018 Free Software Foundation, Inc. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include "defs.h" #include "producer.h" #include "selftest.h" /* See producer.h. */ int producer_is_gcc_ge_4 (const char *producer) { int major, minor; if (! producer_is_gcc (producer, &major, &minor)) return -1; if (major < 4) return -1; if (major > 4) return INT_MAX; return minor; } /* See producer.h. */ int producer_is_gcc (const char *producer, int *major, int *minor) { const char *cs; if (producer != NULL && startswith (producer, "GNU ")) { int maj, min; if (major == NULL) major = &maj; if (minor == NULL) minor = &min; /* Skip any identifier after "GNU " - such as "C11" "C++" or "Java". A full producer string might look like: "GNU C 4.7.2" "GNU Fortran 4.8.2 20140120 (Red Hat 4.8.2-16) -mtune=generic ..." "GNU C++14 5.0.0 20150123 (experimental)" */ cs = &producer[strlen ("GNU ")]; while (*cs && !isspace (*cs)) cs++; if (*cs && isspace (*cs)) cs++; if (sscanf (cs, "%d.%d", major, minor) == 2) return 1; } /* Not recognized as GCC. */ return 0; } /* See producer.h. */ bool producer_is_icc (const char *producer, int *major, int *minor) { if (producer == NULL || !startswith (producer, "Intel(R)")) return false; /* Prepare the used fields. */ int maj, min; if (major == NULL) major = &maj; if (minor == NULL) minor = &min; *minor = 0; *major = 0; /* Consumes the string till a "Version" is found. */ const char *cs = strstr (producer, "Version"); if (cs != NULL) { cs = skip_to_space (cs); int intermediate = 0; int nof = sscanf (cs, "%d.%d.%d.%*d", major, &intermediate, minor); /* Internal versions are represented only as MAJOR.MINOR, where minor is usually 0. Public versions have 3 fields as described with the command above. */ if (nof == 3) return true; if (nof == 2) { *minor = intermediate; return true; } } static bool warning_printed = false; /* Not recognized as Intel, let the user know. */ if (!warning_printed) { warning (_("Could not recognize version of Intel Compiler in: \"%s\""), producer); warning_printed = true; } return false; } #if defined GDB_SELF_TEST namespace selftests { namespace producer { static void producer_parsing_tests () { { /* Check that we don't crash if "Version" is not found in what looks like an ICC producer string. */ static const char icc_no_version[] = "Intel(R) foo bar"; int major = 0, minor = 0; SELF_CHECK (!producer_is_icc (icc_no_version, &major, &minor)); SELF_CHECK (!producer_is_gcc (icc_no_version, &major, &minor)); } { static const char extern_f_14_1[] = "\ Intel(R) Fortran Intel(R) 64 Compiler XE for applications running on \ Intel(R) 64, \ Version 14.0.1.074 Build 20130716"; int major = 0, minor = 0; SELF_CHECK (producer_is_icc (extern_f_14_1, &major, &minor) && major == 14 && minor == 1); SELF_CHECK (!producer_is_gcc (extern_f_14_1, &major, &minor)); } { static const char intern_f_14[] = "\ Intel(R) Fortran Intel(R) 64 Compiler XE for applications running on \ Intel(R) 64, \ Version 14.0"; int major = 0, minor = 0; SELF_CHECK (producer_is_icc (intern_f_14, &major, &minor) && major == 14 && minor == 0); SELF_CHECK (!producer_is_gcc (intern_f_14, &major, &minor)); } { static const char intern_c_14[] = "\ Intel(R) C++ Intel(R) 64 Compiler XE for applications running on \ Intel(R) 64, \ Version 14.0"; int major = 0, minor = 0; SELF_CHECK (producer_is_icc (intern_c_14, &major, &minor) && major == 14 && minor == 0); SELF_CHECK (!producer_is_gcc (intern_c_14, &major, &minor)); } { static const char intern_c_18[] = "\ Intel(R) C++ Intel(R) 64 Compiler for applications running on \ Intel(R) 64, \ Version 18.0 Beta"; int major = 0, minor = 0; SELF_CHECK (producer_is_icc (intern_c_18, &major, &minor) && major == 18 && minor == 0); } { static const char gnu[] = "GNU C 4.7.2"; SELF_CHECK (!producer_is_icc (gnu, NULL, NULL)); int major = 0, minor = 0; SELF_CHECK (producer_is_gcc (gnu, &major, &minor) && major == 4 && minor == 7); } { static const char gnu_exp[] = "GNU C++14 5.0.0 20150123 (experimental)"; int major = 0, minor = 0; SELF_CHECK (!producer_is_icc (gnu_exp, NULL, NULL)); SELF_CHECK (producer_is_gcc (gnu_exp, &major, &minor) && major == 5 && minor == 0); } } } } #endif void _initialize_producer () { #if defined GDB_SELF_TEST selftests::register_test ("producer-parser", selftests::producer::producer_parsing_tests); #endif }