12d638f48c
This adds the following commits from upstream: 1df7b047fe43 pylibfdt/Makefile.pylibfdt: use project's flags to compile the extension 61e88fdcec52 libfdt: overlay: Fix phandle overwrite check for new subtrees 49d30894466e meson: fix installation with meson-python d54aaf93673c pylibfdt: clean up python build directory ab86f1e9fda8 pylibfdt: add VERSION.txt to Python sdist 7b8a30eceabe pylibfdt: fix Python version ff4f17eb5865 pylibfdt/Makefile.pylibfdt: fix Python library being rebuild during install 9e313b14e684 pylibfdt/meson.build: fix Python library being rebuilt during install d598fc3648ec tests/run_tests.sh: fix Meson library path being dropped b98239da2f18 tests/meson.build: fix python and yaml tests not running c17d76ab5e84 checks: Check the overall length of "interrupt-map" ae26223a056e libfdt: overlay: Refactor overlay_fixup_phandle 4dd831affd01 libfdt: tests: Update test case for overlay_bad_fixup e6d294200837 tests: Remove two_roots and named_root from LIBTREE_TESTS_L and add all dtb filenames generated by dumptrees to TESTS_TREES_L in Makefile.tests 855c934e26ae tests: fix tests broken under Meson 4fd3f4f0a95d github: enforce testing pylibfdt and yaml support 9ca7d62dbf0b meson: split run-tests by type bb51223083a4 meson: fix dependencies of tests e81900635c95 meson: fix pylibfdt missing dependency on libfdt 822123856980 pylibfdt: fix get_mem_rsv for newer Python versions 1fad065080e6 libfdt: overlay: ensure that existing phandles are not overwritten b0aacd0a7735 github: add windows/msys CI build ae97d9745862 github: Don't accidentally suppress test errors 057a7dbbb777 github: Display meson test logs on failure 92b5d4e91678 pylibfdt: Remove some apparently deprecated options from setup.py 417e3299dbd1 github: Update to newer checkout action 5e6cefa17e2d fix MinGW format attribute 24f60011fd43 libfdt: Simplify adjustment of values for local fixups da39ee0e68b6 libfdt: rework shared/static libraries a669223f7a60 Makefile: do not hardcode the `install` program path 3fbfdd08afd2 libfdt: fix duplicate meson target dcef5f834ea3 tests: use correct pkg-config when cross compiling 0b8026ff254f meson: allow building from shallow clones 95c74d71f090 treesource: Restore string list output when no type markers 2283dd78eff5 libfdt: fdt_path_offset_namelen: Reject empty path 79b9e326a162 libfdt: fdt_get_alias_namelen: Validate aliases 52157f13ef3d pylibfdt: Support boolean properties d77433727566 dtc: fix missing string in usage_opts_help ad8bf9f9aa39 libfdt: Fix fdt_appendprop_addrrange documentation 6c5e189fb952 github: add workflow for Meson builds a3dc9f006a78 libfdt: rename libfdt-X.Y.Z.so to libfdt.so.X.Y.Z 35019949c4c7 workflows: build: remove setuptools_scm hack cd3e2304f4a9 pylibfdt: use fallback version in tarballs 0f5864567745 move release version into VERSION.txt 38165954c13b libfdt: add missing version symbols 5e98b5979354 editorconfig: use tab indentation for version.lds d030a893be25 tests: generate dtbs in Meson build directory 8d8372b13706 tests: fix use of deprecated meson methods 761114effaf7 pylibtfdt: fix use of deprecated meson method bf6377a98d97 meson: set minimum Meson version to 0.56.0 4c68e4b16b22 libfdt: fix library version to match project version bdc5c8793a13 meson: allow disabling tests f088e381f29e Makefile: allow to install libfdt without building executables 6df5328a902c Fix use of <ctype.h> functions ccf1f62d59ad libfdt: Fix a typo in libfdt.h 71a8b8ef0adf libfdt: meson: Fix linking on macOS linker 589d8c7653c7 dtc: Add an option to generate __local_fixups__ and __fixups__ e8364666d5ac CI: Add build matrix with multiple Linux distributions 3b02a94b486f dtc: Correct invalid dts output with mixed phandles and integers d4888958d64b tests: Add additional tests for device graph checks ea3b9a1d2c5a checks: Fix crash in graph_child_address if 'reg' cell size != 1 b2b9671583e9 livetree: fix off-by-one in propval_cell_n() bounds check ab481e483061 Add definition for a GitHub Actions CI job c88038c9b8ca Drop obsolete/broken CI definitions 0ac8b30ba5a1 yaml: Depend on libyaml >= 0.2.3 f1657b2fb5be tests: Add test cases for bad endpoint node and remote-endpoint prop checks 44bb89cafd3d checks: Fix segmentation fault in check_graph_node 60bcf1cde1a8 improve documentation for fdt_path_offset() a6f997bc77d4 add fdt_get_symbol() and fdt_get_symbol_namelen() functions 18f5ec12a10e use fdt_path_getprop_namelen() in fdt_get_alias_namelen() df093279282c add fdt_path_getprop_namelen() helper 129bb4b78bc6 doc: dt-object-internal: Fix a typo 390f481521c3 fdtoverlay: Drop a a repeated article 9f8b382ed45e manual: Fix and improve documentation about -@ 2cdf93a6d402 fdtoverlay: Fix usage string to not mention "<type>" 72fc810c3025 build-sys: add -Wwrite-strings 083ab26da83b tests: fix leaks spotted by ASAN 6f8b28f49609 livetree: fix leak spotted by ASAN fd68bb8c5658 Make name_node() xstrdup its name argument 4718189c4ca8 Delay xstrdup() of node and property names coming from a flat tree 0b842c3c8199 Make build_property() xstrdup its name argument 9cceabea1ee0 checks: correct I2C 10-bit address check 0d56145938fe yamltree.c: fix -Werror=discarded-qualifiers & -Werror=cast-qual 61fa22b05f69 checks: make check.data const 7a1d72a788e0 checks.c: fix check_msg() leak ee5799938697 checks.c: fix heap-buffer-overflow 44c9b73801c1 tests: fix -Wwrite-strings 5b60f5104fcc srcpos.c: fix -Wwrite-strings 32174a66efa4 meson: Fix cell overflow tests when running from meson 64a907f08b9b meson.build: bump version to 1.7.0 e3cde0613bfd Add -Wsuggest-attribute=format warning, correct warnings thus generated 41821821101a Use #ifdef NO_VALGRIND 71c19f20b3ef Do not redefine _GNU_SOURCE if already set 039a99414e77 Bump version to v1.7.0 9b62ec84bb2d Merge remote-tracking branch 'gitlab/main' 3f29d6d85c24 pylibfdt: add size_hint parameter for get_path 2022bb10879d checks: Update #{size,address}-cells check for 'dma-ranges' Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
409 lines
8.6 KiB
C
409 lines
8.6 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright 2007 Jon Loeliger, Freescale Semiconductor, Inc.
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*/
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#ifndef _GNU_SOURCE
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#define _GNU_SOURCE
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#endif
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#include <stdio.h>
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#include "dtc.h"
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#include "srcpos.h"
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/* A node in our list of directories to search for source/include files */
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struct search_path {
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struct search_path *next; /* next node in list, NULL for end */
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const char *dirname; /* name of directory to search */
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};
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/* This is the list of directories that we search for source files */
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static struct search_path *search_path_head, **search_path_tail;
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/* Detect infinite include recursion. */
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#define MAX_SRCFILE_DEPTH (200)
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static int srcfile_depth; /* = 0 */
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static char *get_dirname(const char *path)
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{
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const char *slash = strrchr(path, '/');
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if (slash) {
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int len = slash - path;
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char *dir = xmalloc(len + 1);
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memcpy(dir, path, len);
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dir[len] = '\0';
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return dir;
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}
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return NULL;
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}
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FILE *depfile; /* = NULL */
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struct srcfile_state *current_srcfile; /* = NULL */
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static char *initial_path; /* = NULL */
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static int initial_pathlen; /* = 0 */
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static bool initial_cpp = true;
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static void set_initial_path(char *fname)
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{
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int i, len = strlen(fname);
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xasprintf(&initial_path, "%s", fname);
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initial_pathlen = 0;
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for (i = 0; i != len; i++)
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if (initial_path[i] == '/')
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initial_pathlen++;
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}
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static char *shorten_to_initial_path(char *fname)
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{
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char *p1, *p2, *prevslash1 = NULL;
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int slashes = 0;
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for (p1 = fname, p2 = initial_path; *p1 && *p2; p1++, p2++) {
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if (*p1 != *p2)
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break;
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if (*p1 == '/') {
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prevslash1 = p1;
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slashes++;
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}
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}
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p1 = prevslash1 + 1;
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if (prevslash1) {
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int diff = initial_pathlen - slashes, i, j;
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int restlen = strlen(fname) - (p1 - fname);
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char *res;
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res = xmalloc((3 * diff) + restlen + 1);
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for (i = 0, j = 0; i != diff; i++) {
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res[j++] = '.';
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res[j++] = '.';
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res[j++] = '/';
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}
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strcpy(res + j, p1);
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return res;
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}
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return NULL;
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}
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/**
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* Try to open a file in a given directory.
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*
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* If the filename is an absolute path, then dirname is ignored. If it is a
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* relative path, then we look in that directory for the file.
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*
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* @param dirname Directory to look in, or NULL for none
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* @param fname Filename to look for
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* @param fp Set to NULL if file did not open
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* @return allocated filename on success (caller must free), NULL on failure
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*/
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static char *try_open(const char *dirname, const char *fname, FILE **fp)
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{
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char *fullname;
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if (!dirname || fname[0] == '/')
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fullname = xstrdup(fname);
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else
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fullname = join_path(dirname, fname);
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*fp = fopen(fullname, "rb");
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if (!*fp) {
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free(fullname);
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fullname = NULL;
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}
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return fullname;
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}
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/**
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* Open a file for read access
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*
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* If it is a relative filename, we search the full search path for it.
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*
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* @param fname Filename to open
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* @param fp Returns pointer to opened FILE, or NULL on failure
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* @return pointer to allocated filename, which caller must free
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*/
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static char *fopen_any_on_path(const char *fname, FILE **fp)
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{
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const char *cur_dir = NULL;
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struct search_path *node;
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char *fullname;
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/* Try current directory first */
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assert(fp);
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if (current_srcfile)
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cur_dir = current_srcfile->dir;
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fullname = try_open(cur_dir, fname, fp);
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/* Failing that, try each search path in turn */
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for (node = search_path_head; !*fp && node; node = node->next)
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fullname = try_open(node->dirname, fname, fp);
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return fullname;
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}
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FILE *srcfile_relative_open(const char *fname, char **fullnamep)
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{
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FILE *f;
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char *fullname;
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if (streq(fname, "-")) {
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f = stdin;
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fullname = xstrdup("<stdin>");
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} else {
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fullname = fopen_any_on_path(fname, &f);
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if (!f)
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die("Couldn't open \"%s\": %s\n", fname,
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strerror(errno));
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}
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if (depfile)
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fprintf(depfile, " %s", fullname);
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if (fullnamep)
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*fullnamep = fullname;
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else
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free(fullname);
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return f;
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}
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void srcfile_push(const char *fname)
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{
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struct srcfile_state *srcfile;
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if (srcfile_depth++ >= MAX_SRCFILE_DEPTH)
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die("Includes nested too deeply");
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srcfile = xmalloc(sizeof(*srcfile));
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srcfile->f = srcfile_relative_open(fname, &srcfile->name);
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srcfile->dir = get_dirname(srcfile->name);
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srcfile->prev = current_srcfile;
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srcfile->lineno = 1;
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srcfile->colno = 1;
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current_srcfile = srcfile;
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if (srcfile_depth == 1)
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set_initial_path(srcfile->name);
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}
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bool srcfile_pop(void)
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{
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struct srcfile_state *srcfile = current_srcfile;
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assert(srcfile);
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current_srcfile = srcfile->prev;
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if (fclose(srcfile->f))
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die("Error closing \"%s\": %s\n", srcfile->name,
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strerror(errno));
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/* FIXME: We allow the srcfile_state structure to leak,
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* because it could still be referenced from a location
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* variable being carried through the parser somewhere. To
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* fix this we could either allocate all the files from a
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* table, or use a pool allocator. */
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return current_srcfile ? true : false;
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}
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void srcfile_add_search_path(const char *dirname)
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{
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struct search_path *node;
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/* Create the node */
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node = xmalloc(sizeof(*node));
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node->next = NULL;
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node->dirname = xstrdup(dirname);
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/* Add to the end of our list */
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if (search_path_tail)
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*search_path_tail = node;
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else
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search_path_head = node;
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search_path_tail = &node->next;
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}
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void srcpos_update(struct srcpos *pos, const char *text, int len)
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{
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int i;
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pos->file = current_srcfile;
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pos->first_line = current_srcfile->lineno;
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pos->first_column = current_srcfile->colno;
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for (i = 0; i < len; i++)
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if (text[i] == '\n') {
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current_srcfile->lineno++;
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current_srcfile->colno = 1;
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} else {
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current_srcfile->colno++;
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}
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pos->last_line = current_srcfile->lineno;
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pos->last_column = current_srcfile->colno;
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}
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struct srcpos *
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srcpos_copy(struct srcpos *pos)
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{
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struct srcpos *pos_new;
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struct srcfile_state *srcfile_state;
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if (!pos)
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return NULL;
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pos_new = xmalloc(sizeof(struct srcpos));
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assert(pos->next == NULL);
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memcpy(pos_new, pos, sizeof(struct srcpos));
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/* allocate without free */
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srcfile_state = xmalloc(sizeof(struct srcfile_state));
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memcpy(srcfile_state, pos->file, sizeof(struct srcfile_state));
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pos_new->file = srcfile_state;
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return pos_new;
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}
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struct srcpos *srcpos_extend(struct srcpos *pos, struct srcpos *newtail)
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{
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struct srcpos *p;
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if (!pos)
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return newtail;
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for (p = pos; p->next != NULL; p = p->next);
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p->next = newtail;
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return pos;
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}
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char *
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srcpos_string(struct srcpos *pos)
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{
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const char *fname = "<no-file>";
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char *pos_str;
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if (pos->file && pos->file->name)
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fname = pos->file->name;
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if (pos->first_line != pos->last_line)
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xasprintf(&pos_str, "%s:%d.%d-%d.%d", fname,
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pos->first_line, pos->first_column,
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pos->last_line, pos->last_column);
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else if (pos->first_column != pos->last_column)
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xasprintf(&pos_str, "%s:%d.%d-%d", fname,
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pos->first_line, pos->first_column,
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pos->last_column);
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else
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xasprintf(&pos_str, "%s:%d.%d", fname,
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pos->first_line, pos->first_column);
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return pos_str;
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}
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static char *
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srcpos_string_comment(struct srcpos *pos, bool first_line, int level)
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{
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char *pos_str, *fresh_fname = NULL, *first, *rest;
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const char *fname;
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if (!pos) {
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if (level > 1) {
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xasprintf(&pos_str, "<no-file>:<no-line>");
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return pos_str;
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} else {
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return NULL;
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}
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}
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if (!pos->file)
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fname = "<no-file>";
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else if (!pos->file->name)
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fname = "<no-filename>";
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else if (level > 1)
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fname = pos->file->name;
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else {
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fresh_fname = shorten_to_initial_path(pos->file->name);
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if (fresh_fname)
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fname = fresh_fname;
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else
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fname = pos->file->name;
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}
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if (level > 1)
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xasprintf(&first, "%s:%d:%d-%d:%d", fname,
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pos->first_line, pos->first_column,
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pos->last_line, pos->last_column);
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else
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xasprintf(&first, "%s:%d", fname,
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first_line ? pos->first_line : pos->last_line);
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if (fresh_fname)
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free(fresh_fname);
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if (pos->next != NULL) {
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rest = srcpos_string_comment(pos->next, first_line, level);
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xasprintf(&pos_str, "%s, %s", first, rest);
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free(first);
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free(rest);
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} else {
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pos_str = first;
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}
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return pos_str;
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}
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char *srcpos_string_first(struct srcpos *pos, int level)
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{
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return srcpos_string_comment(pos, true, level);
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}
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char *srcpos_string_last(struct srcpos *pos, int level)
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{
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return srcpos_string_comment(pos, false, level);
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}
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void srcpos_verror(struct srcpos *pos, const char *prefix,
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const char *fmt, va_list va)
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{
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char *srcstr;
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srcstr = srcpos_string(pos);
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fprintf(stderr, "%s: %s ", prefix, srcstr);
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vfprintf(stderr, fmt, va);
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fprintf(stderr, "\n");
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free(srcstr);
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}
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void srcpos_error(struct srcpos *pos, const char *prefix,
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const char *fmt, ...)
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{
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va_list va;
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va_start(va, fmt);
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srcpos_verror(pos, prefix, fmt, va);
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va_end(va);
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}
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void srcpos_set_line(char *f, int l)
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{
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current_srcfile->name = f;
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current_srcfile->lineno = l;
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if (initial_cpp) {
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initial_cpp = false;
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set_initial_path(f);
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}
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}
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