pdwtags: print includes
This commit is contained in:
parent
dd3775aadf
commit
8eafd61d4d
476
pdwtags.c
476
pdwtags.c
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@ -2,6 +2,7 @@
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SPDX-License-Identifier: GPL-2.0-only
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Copyright (C) 2007-2016 Arnaldo Carvalho de Melo <acme@kernel.org>
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Copyright (C) 2022 Alibek Omarov <a1ba.omarov@gmail.com>
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*/
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#include <argp.h>
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@ -14,26 +15,8 @@
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#include "dwarves.h"
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#include "dutil.h"
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static struct conf_fprintf conf = {
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.emit_stats = 0,
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};
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typedef struct
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{
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struct list_head node;
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int linenum;
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struct tag *tag;
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struct cu *cu;
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} header_line_t;
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typedef struct
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{
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struct list_head node;
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const char *filename;
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struct list_head lines;
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} header_info_t;
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LIST_HEAD(headers);
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#define IGNORE_UPPER_DIRECTORY 1
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#define NO_WRITE_FILES 0
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char *strncpy2(char *dest, const char *src, size_t n)
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{
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@ -42,7 +25,7 @@ char *strncpy2(char *dest, const char *src, size_t n)
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return ret;
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}
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static bool strcaseendswith(const char *s1, const char *s2)
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static bool endswith(const char *s1, const char *s2)
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{
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int len1 = strlen(s1);
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int len2 = strlen(s2);
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@ -50,77 +33,199 @@ static bool strcaseendswith(const char *s1, const char *s2)
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if( len1 < len2 )
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return false;
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return !strcasecmp(s1 + len1 - len2, s2);
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return !strncmp(s1 + len1 - len2, s2, len2);
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}
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static int strcasestartswith( const char *s1, const char *s2 )
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static bool filename_looks_like_header(const char *s1)
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{
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return endswith(s1, ".h") || endswith(s1, ".H");
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}
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static int startswith( const char *s1, const char *s2 )
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{
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int len2 = strlen(s2);
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if( !strncasecmp(s1, s2, len2))
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if( !strncmp(s1, s2, len2))
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return len2;
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return 0;
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}
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static bool filename_looks_like_header(const char *filename)
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static void mkdir_p(const char *path)
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{
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return strcaseendswith(filename, ".h");
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#if NO_WRITE_FILES
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return;
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#else
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char orig_dir[2048];
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getcwd(orig_dir, sizeof( orig_dir ));
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for(const char *path2 = path; (path2 = strchr(path, '/')); path = path2 + 1)
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{
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char dir[128];
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strncpy2(dir, path, path2 - path);
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mkdir(dir, 0777);
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chdir(dir);
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}
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chdir(orig_dir);
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#endif
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}
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#define IGNORE_UPPER_DIRECTORY 0
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// ========================================================================
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static header_info_t *find_or_create_header(const char *filename)
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typedef struct
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{
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header_info_t *header;
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struct list_head node;
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int linenum;
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char *include;
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struct tag *tag;
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struct cu *cu;
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} srcfile_line_t;
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typedef struct
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{
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struct list_head node;
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const char *filename;
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struct list_head lines;
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} srcfile_t;
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LIST_HEAD(g_SourceFiles);
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typedef struct include_t
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{
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struct list_head node;
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char *filename;
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struct include_t *parent;
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} include_t;
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LIST_HEAD(g_Includes);
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static srcfile_t *find_or_create_srcfile(const char *filename);
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static bool find_or_insert_line(srcfile_t *sourceFile, int linenum, struct tag *tag, struct cu *cu, const char *include);
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static void include_detector_init( void )
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{
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include_t *ptr, *next;
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list_for_each_entry_safe(ptr, next, &g_Includes, node)
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{
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list_del(&ptr->node);
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free(ptr->filename);
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free(ptr);
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}
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INIT_LIST_HEAD(&g_Includes);
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}
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static void include_detector_push(const char *filename)
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{
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include_t *include;
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include = malloc( sizeof( include_t ));
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include->filename = strdup( filename );
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include->parent = NULL;
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list_add_tail(&include->node, &g_Includes);
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}
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static void include_detector_detect1(struct cu *cu)
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{
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include_t *inc1;
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// for each include we find next duplicate
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// it PROBABLY means that everything in between
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// belongs to that include
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// list_for_each_entry(inc1, &g_Includes, node)
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// {
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// include_t *inc2;
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//
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// list_for_each_entry(inc2, inc1->node.next, node)
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// {
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// include_t *inc3;
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//
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// if( strcmp( inc1->filename, inc2->filename ))
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// continue;
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//
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// list_for_each_entry_reverse(inc3, inc2->node.prev, node)
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// {
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// if( inc1 == inc3 )
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// break;
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//
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// inc3->parent = inc1;
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// }
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// }
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// }
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filename += strcasestartswith( filename, "/" );
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list_for_each_entry(inc1, &g_Includes, node)
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{
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if( filename_looks_like_header( inc1->filename ))
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{
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srcfile_t *srcfile = find_or_create_srcfile(cu->name);
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if( srcfile )
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find_or_insert_line(srcfile, -1, NULL, NULL, inc1->filename);
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}
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}
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}
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static srcfile_t *find_or_create_srcfile(const char *filename)
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{
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srcfile_t *srcfile;
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filename += startswith( filename, "/" );
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#if IGNORE_UPPER_DIRECTORY
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if( strcasestartswith( filename, "../" ))
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if( startswith( filename, "../" ))
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return NULL;
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#endif
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if( strcasestartswith( filename, "/usr/" ))
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if( startswith( filename, "usr/" ))
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return NULL;
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if( strcasestartswith( filename, "/fs/root/build/host/glibc-2.29/" ))
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if( startswith( filename, "fs/root/build/host/glibc-2.29/" ))
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return NULL;
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#if !IGNORE_UPPER_DIRECTORY
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filename += strcasestartswith( filename, "../" );
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filename += startswith( filename, "../" );
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#endif
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filename += strcasestartswith( filename, "/fs/root/build/x86_64/lccrt/" );
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filename += strcasestartswith( filename, "fs/root/build/x86_64/lccrt/" );
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filename += strcasestartswith( filename, "./" );
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filename += strcasestartswith( filename, ".obj/" );
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filename += startswith( filename, "/fs/root/build/x86_64/lccrt/" );
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filename += startswith( filename, "fs/root/build/x86_64/lccrt/" );
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filename += startswith( filename, "./" );
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filename += startswith( filename, ".obj/" );
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list_for_each_entry(header, &headers, node)
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include_detector_push(filename);
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list_for_each_entry(srcfile, &g_SourceFiles, node)
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{
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if( !strcmp( header->filename, filename ))
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if( !strcmp( srcfile->filename, filename ))
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{
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return header;
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return srcfile;
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}
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}
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header = malloc( sizeof( header_info_t ));
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header->filename = strdup(filename);
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INIT_LIST_HEAD(&header->lines);
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srcfile = malloc( sizeof( srcfile_t ));
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srcfile->filename = strdup(filename);
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INIT_LIST_HEAD(&srcfile->lines);
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list_add_tail(&header->node, &headers);
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list_add_tail(&srcfile->node, &g_SourceFiles);
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return header;
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return srcfile;
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}
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static bool find_or_insert_line(header_info_t *header, int linenum, struct tag *tag, struct cu *cu)
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static bool find_or_insert_line(srcfile_t *sourceFile, int linenum, struct tag *tag, struct cu *cu, const char *include)
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{
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header_line_t *line, *new;
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srcfile_line_t *line, *new;
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list_for_each_entry_reverse(line, &header->lines, node)
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list_for_each_entry_reverse(line, &sourceFile->lines, node)
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{
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if( line->linenum == linenum ) // && tag__orig_id(line->tag, line->cu) == tag__orig_id(tag, cu))
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{
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// special case for include insert
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if( line->include )
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break;
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line->tag = tag;
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line->cu = cu;
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return false;
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@ -130,52 +235,124 @@ static bool find_or_insert_line(header_info_t *header, int linenum, struct tag *
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break;
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}
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new = malloc( sizeof( header_line_t ));
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new = malloc( sizeof( srcfile_line_t ));
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new->linenum = linenum;
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new->tag = tag;
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new->cu = cu;
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new->include = include ? strdup(include) : 0;
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list_add(&new->node, &line->node);
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return true;
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}
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static void add_header_tag(const char *file, struct tag *tag, struct cu *cu, FILE *fp)
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static void add_srcfile_tag(struct tag *tag, struct cu *cu)
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{
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//static const char *prev = NULL;
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const char *file = tag__decl_file(tag, cu);
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srcfile_t *srcfile;
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header_info_t *header;
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header = find_or_create_header(file);
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if( !file )
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return;
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if( header )
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{
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find_or_insert_line(header, tag__decl_line(tag, cu), tag, cu);
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#if 0
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if( prev != header->filename )
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{
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fprintf( fp, "#include \"%s\"\n", header->filename);
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}
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prev = header->filename;
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#endif
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}
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srcfile = find_or_create_srcfile(file);
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if( srcfile )
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find_or_insert_line(srcfile, tag__decl_line(tag, cu), tag, cu, NULL);
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}
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static void emit_tag(struct tag *tag, struct cu *cu, FILE *fp)
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// ========================================================================
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static struct conf_fprintf conf = {
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.emit_stats = 0,
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};
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static void print_type(struct tag *tag, struct cu *cu, FILE *fp)
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{
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fprintf(fp, "/* line: %i */\n", tag__decl_line(tag, cu));
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if (tag__is_struct(tag))
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class__find_holes(tag__class(tag));
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if (tag__is_pointer(tag))
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fprintf(fp, " /* pointer to %lld %s */\n", (unsigned long long)tag->type, dwarf_tag_name(tag->tag));
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else
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tag__fprintf(tag, cu, &conf, fp);
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tag__fprintf(tag, cu, &conf, fp);
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fprintf(fp, " /* size: %zd */\n\n", tag__size(tag, cu));
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}
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static void print_types(struct cu *cu, struct tag *tag, bool header, FILE *fp)
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static void print_function(struct tag *tag, struct cu *cu, FILE *fp)
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{
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conf.no_semicolon = true;
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{
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struct function *f = tag__function(tag);
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int c = tag__fprintf(tag, cu, &conf, fp);
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if( c >= 70 ) c = 69; // nice
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fprintf(fp, "%-*.*s// %5u\n", 70 - c, 70 - c, " ",
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tag__decl_line(tag, cu));
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lexblock__fprintf(&f->lexblock, cu, f, 0, &conf, fp);
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fputs("\n\n", fp);
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}
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conf.no_semicolon = false;
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}
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static void print_variable(struct tag *tag, struct cu *cu, FILE *fp)
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{
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tag__fprintf(tag, cu, NULL, fp);
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fprintf(fp, " /* line: %i, size: %zd, scope: %s */\n\n", tag__decl_line(tag, cu), tag__size(tag, cu), variable__scope_str(tag__variable(tag)));
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}
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static void source_files_print( void )
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{
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srcfile_t *srcfile;
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list_for_each_entry(srcfile, &g_SourceFiles, node)
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{
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printf( "SOURCE FILE: %s\n", srcfile->filename );
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mkdir_p( srcfile->filename );
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FILE *fp = fopen( srcfile->filename, "w+" );
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srcfile_line_t *line;
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bool header = filename_looks_like_header( srcfile->filename );
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fprintf( fp, "// Generated by psource tool\n" );
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if( header )
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{
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fprintf( fp, "#pragma once\n" );
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}
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else
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{
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fprintf( fp, "#include <stddef.h>\n#include <stdint.h>\n#include <stdio.h>\n" );
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}
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list_for_each_entry(line, &srcfile->lines, node)
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{
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if( line->include )
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{
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fprintf(fp, "#include \"%s\"\n", line->include );
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}
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else if( tag__is_type(line->tag))
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{
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print_type(line->tag, line->cu, fp);
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}
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else if( tag__is_variable(line->tag))
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{
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print_variable(line->tag, line->cu, fp );
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}
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else if( tag__is_function(line->tag))
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{
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print_function(line->tag, line->cu, fp );
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}
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}
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fclose(fp);
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}
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}
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// ========================================================================
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static void scan_type(struct tag *tag, struct cu *cu)
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{
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const char *file;
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const char *name;
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switch(tag->tag)
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@ -201,116 +378,21 @@ static void print_types(struct cu *cu, struct tag *tag, bool header, FILE *fp)
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if( name[0] == '\0' )
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return;
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file = header ? 0 : tag__decl_file(tag, cu);
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if( file && filename_looks_like_header( file ))
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{
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add_header_tag(file, tag, cu, fp);
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}
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else
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{
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// probably a forward declaration, skip for now
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if( tag__size(tag, cu) == 0 )
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return;
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emit_tag(tag, cu, fp);
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}
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}
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static void print_variables(struct cu *cu, struct tag *tag, bool header, FILE *fp)
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{
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const char *file = header ? 0 : tag__decl_file(tag, cu);
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if( file && filename_looks_like_header( file ))
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{
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add_header_tag(file, tag, cu, fp);
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}
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else
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{
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struct variable *variable = tag__variable(tag);
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if( variable->scope == VSCOPE_LOCAL )
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return;
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tag__fprintf(tag, cu, NULL, fp);
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fprintf(fp, " /* size: %zd scope: %s */\n", tag__size(tag, cu), variable__scope_str(variable));
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}
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}
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static void print_functions(struct cu *cu, struct function *function, bool header, FILE *fp)
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{
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const char *file;
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struct tag *tag = function__tag(function);
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file = header ? 0 : tag__decl_file(tag, cu);
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if( file && filename_looks_like_header( file ))
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{
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add_header_tag(file, tag, cu, fp);
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}
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else
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{
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tag__fprintf(tag, cu, &conf, fp);
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fputs("\n", fp);
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lexblock__fprintf(&function->lexblock, cu, function, 0,
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&conf, fp);
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fputs("\n\n", fp);
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}
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}
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#define NO_WRITE_FILES 0
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static void mkdir_p(const char *path)
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{
|
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#if NO_WRITE_FILES
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return;
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#else
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char orig_dir[2048];
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getcwd(orig_dir, sizeof( orig_dir ));
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// probably a forward declaration, skip for now
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if( tag__size(tag, cu) == 0 )
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return;
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for(const char *path2 = path; (path2 = strchr(path, '/')); path = path2 + 1)
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{
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char dir[128];
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||||
strncpy2(dir, path, path2 - path);
|
||||
|
||||
mkdir(dir, 0777);
|
||||
|
||||
chdir(dir);
|
||||
}
|
||||
|
||||
chdir(orig_dir);
|
||||
#endif
|
||||
add_srcfile_tag(tag, cu);
|
||||
}
|
||||
|
||||
static void headers_print( void )
|
||||
static void scan_variable(struct tag *tag, struct cu *cu)
|
||||
{
|
||||
header_info_t *header;
|
||||
struct variable *variable = tag__variable(tag);
|
||||
|
||||
list_for_each_entry(header, &headers, node)
|
||||
{
|
||||
printf( "HEADER: %s\n", header->filename );
|
||||
|
||||
mkdir_p( header->filename );
|
||||
|
||||
FILE *fp = fopen( header->filename, "w+" );
|
||||
|
||||
header_line_t *line;
|
||||
list_for_each_entry(line, &header->lines, node)
|
||||
{
|
||||
if( tag__is_type(line->tag))
|
||||
{
|
||||
print_types(line->cu, line->tag, true, fp);
|
||||
}
|
||||
else if( tag__is_variable(line->tag))
|
||||
{
|
||||
print_variables(line->cu, line->tag, true, fp );
|
||||
}
|
||||
else if( tag__is_function(line->tag))
|
||||
{
|
||||
print_functions(line->cu, tag__function(line->tag), true, fp );
|
||||
}
|
||||
}
|
||||
|
||||
fclose(fp);
|
||||
}
|
||||
if( variable->scope == VSCOPE_LOCAL )
|
||||
return;
|
||||
|
||||
add_srcfile_tag(tag, cu);
|
||||
}
|
||||
|
||||
static int cu__emit_tags(struct cu *cu)
|
||||
|
@ -319,43 +401,29 @@ static int cu__emit_tags(struct cu *cu)
|
|||
struct tag *tag;
|
||||
struct function *function;
|
||||
const char *name = cu->name;
|
||||
FILE *fp;
|
||||
|
||||
#if IGNORE_UPPER_DIRECTORY
|
||||
if( strcasestartswith(name, "../" ))
|
||||
if( startswith(name, "../" ))
|
||||
return 0;
|
||||
#else
|
||||
name += strcasestartswith(name, "../" );
|
||||
name += startswith(name, "../" );
|
||||
#endif
|
||||
|
||||
printf( "SOURCE: %s\n", name );
|
||||
|
||||
mkdir_p(name);
|
||||
|
||||
#if NO_WRITE_FILES
|
||||
fp = stdout;
|
||||
#else
|
||||
fp = fopen(name, "w+");
|
||||
#endif
|
||||
include_detector_init();
|
||||
|
||||
fputs("/****************** Types: ******************/\n", fp);
|
||||
cu__for_each_type(cu, i, tag) {
|
||||
print_types(cu, tag, false, fp);
|
||||
scan_type(tag, cu);
|
||||
}
|
||||
|
||||
fputs("\n/****************** Variables: ******************/\n", fp);
|
||||
cu__for_each_variable(cu, i, tag) {
|
||||
print_variables(cu, tag, false, fp);
|
||||
scan_variable(tag, cu);
|
||||
}
|
||||
|
||||
fputs("\n/****************** Functions: ******************/\n", fp);
|
||||
conf.no_semicolon = true;
|
||||
cu__for_each_function(cu, i, function) {
|
||||
print_functions(cu, function, false, fp);
|
||||
add_srcfile_tag(function__tag(function), cu);
|
||||
}
|
||||
conf.no_semicolon = false;
|
||||
|
||||
fclose(fp);
|
||||
|
||||
include_detector_detect1(cu);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
@ -440,7 +508,7 @@ int main(int argc, char *argv[])
|
|||
err = cus__load_file(cus, &pdwtags_conf_load, argv[remaining]);
|
||||
if (err == 0) {
|
||||
rc = EXIT_SUCCESS;
|
||||
headers_print();
|
||||
source_files_print();
|
||||
goto out;
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in New Issue