2 * Keeps track of source files.
6 #include "search_list.h"
9 #define EXT_ANNO "-ann" /* postfix of annotated files */
12 * Default option values:
14 bool create_annotation_files = FALSE;
16 Search_List src_search_list =
18 Source_File *first_src_file = 0;
22 DEFUN (source_file_lookup_path, (path), const char *path)
26 for (sf = first_src_file; sf; sf = sf->next)
28 if (strcmp (path, sf->name) == 0)
35 /* create a new source file descriptor: */
37 sf = (Source_File *) xmalloc (sizeof (*sf));
38 memset (sf, 0, sizeof (*sf));
39 sf->name = xstrdup (path);
40 sf->next = first_src_file;
48 DEFUN (source_file_lookup_name, (filename), const char *filename)
53 * The user cannot know exactly how a filename will be stored in
54 * the debugging info (e.g., ../include/foo.h
55 * vs. /usr/include/foo.h). So we simply compare the filename
56 * component of a path only:
58 for (sf = first_src_file; sf; sf = sf->next)
60 fname = strrchr (sf->name, '/');
69 if (strcmp (filename, fname) == 0)
79 DEFUN (annotate_source, (sf, max_width, annote, arg),
80 Source_File * sf AND int max_width
81 AND void (*annote) PARAMS ((char *buf, int w, int l, void *arg))
84 static bool first_file = TRUE;
85 int i, line_num, nread;
89 char *annotation, *name_only;
91 Search_List_Elem *sle = src_search_list.head;
94 * Open input file. If open fails, walk along search-list until
95 * open succeeds or reaching end of list:
97 strcpy (fname, sf->name);
98 if (sf->name[0] == '/')
100 sle = 0; /* don't use search list for absolute paths */
105 DBG (SRCDEBUG, printf ("[annotate_source]: looking for %s, trying %s\n",
107 ifp = fopen (fname, FOPEN_RB);
112 if (!sle && !name_only)
114 name_only = strrchr (sf->name, '/');
117 /* try search-list again, but this time with name only: */
119 sle = src_search_list.head;
124 strcpy (fname, sle->path);
128 strcat (fname, name_only);
132 strcat (fname, sf->name);
140 fprintf (stderr, "%s: could not locate `%s'\n",
152 if (create_annotation_files)
154 /* try to create annotated source file: */
155 const char *filename;
157 /* create annotation files in the current working directory: */
158 filename = strrchr (sf->name, '/');
168 strcpy (fname, filename);
169 strcat (fname, EXT_ANNO);
170 ofp = fopen (fname, "w");
179 * Print file names if output goes to stdout and there are
180 * more than one source file:
194 first_output = FALSE;
198 fprintf (ofp, "\f\n");
200 fprintf (ofp, "*** File %s:\n", sf->name);
203 annotation = xmalloc (max_width + 1);
206 while ((nread = fread (buf, 1, sizeof (buf), ifp)) > 0)
208 for (i = 0; i < nread; ++i)
212 (*annote) (annotation, max_width, line_num, arg);
213 fputs (annotation, ofp);
217 new_line = (buf[i] == '\n');