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author | Nick Clifton <nickc@redhat.com> | 2000-07-24 20:59:04 +0000 |
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committer | Nick Clifton <nickc@redhat.com> | 2000-07-24 20:59:04 +0000 |
commit | ef368dac31c8b58698e1f32b9d1f2dff3d099f7b (patch) | |
tree | fac7c1c056b39b99a10d1a512f69329e18da7153 /gprof/source.c | |
parent | 53116e27b6d56500499d94c66002ad7258e4b1ef (diff) | |
download | gdb-ef368dac31c8b58698e1f32b9d1f2dff3d099f7b.zip gdb-ef368dac31c8b58698e1f32b9d1f2dff3d099f7b.tar.gz gdb-ef368dac31c8b58698e1f32b9d1f2dff3d099f7b.tar.bz2 |
Add GPL copyright notices to uncopyrighted files.
Add copy of GPL.
Diffstat (limited to 'gprof/source.c')
-rw-r--r-- | gprof/source.c | 153 |
1 files changed, 76 insertions, 77 deletions
diff --git a/gprof/source.c b/gprof/source.c index dd671d5..a083a07 100644 --- a/gprof/source.c +++ b/gprof/source.c @@ -1,21 +1,36 @@ -/* - * Keeps track of source files. - */ +/* source.c - Keep track of source files. + + Copyright (C) 2000 Free Software Foundation, Inc. + + This file is part of GNU Binutils. + + 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 2 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, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + 02111-1307, USA. */ + #include "gprof.h" #include "libiberty.h" #include "filenames.h" #include "search_list.h" #include "source.h" -#define EXT_ANNO "-ann" /* postfix of annotated files */ +#define EXT_ANNO "-ann" /* Postfix of annotated files. */ -/* - * Default option values: - */ +/* Default option values. */ bool create_annotation_files = FALSE; -Search_List src_search_list = -{0, 0}; +Search_List src_search_list = {0, 0}; Source_File *first_src_file = 0; @@ -27,20 +42,21 @@ DEFUN (source_file_lookup_path, (path), const char *path) for (sf = first_src_file; sf; sf = sf->next) { if (FILENAME_CMP (path, sf->name) == 0) - { - break; - } + break; } + if (!sf) { - /* create a new source file descriptor: */ - + /* Create a new source file descriptor. */ sf = (Source_File *) xmalloc (sizeof (*sf)); + memset (sf, 0, sizeof (*sf)); + sf->name = xstrdup (path); sf->next = first_src_file; first_src_file = sf; } + return sf; } @@ -50,28 +66,24 @@ DEFUN (source_file_lookup_name, (filename), const char *filename) { const char *fname; Source_File *sf; - /* - * The user cannot know exactly how a filename will be stored in - * the debugging info (e.g., ../include/foo.h - * vs. /usr/include/foo.h). So we simply compare the filename - * component of a path only: - */ + + /* The user cannot know exactly how a filename will be stored in + the debugging info (e.g., ../include/foo.h + vs. /usr/include/foo.h). So we simply compare the filename + component of a path only. */ for (sf = first_src_file; sf; sf = sf->next) { fname = strrchr (sf->name, '/'); + if (fname) - { - ++fname; - } + ++fname; else - { - fname = sf->name; - } + fname = sf->name; + if (FILENAME_CMP (filename, fname) == 0) - { - break; - } + break; } + return sf; } @@ -91,25 +103,23 @@ DEFUN (annotate_source, (sf, max_width, annote, arg), FILE *ifp, *ofp; Search_List_Elem *sle = src_search_list.head; - /* - * Open input file. If open fails, walk along search-list until - * open succeeds or reaching end of list: - */ + /* Open input file. If open fails, walk along search-list until + open succeeds or reaching end of list. */ strcpy (fname, sf->name); + if (IS_ABSOLUTE_PATH (sf->name)) - { - sle = 0; /* don't use search list for absolute paths */ - } + sle = 0; /* Don't use search list for absolute paths. */ + name_only = 0; while (TRUE) { DBG (SRCDEBUG, printf ("[annotate_source]: looking for %s, trying %s\n", sf->name, fname)); + ifp = fopen (fname, FOPEN_RB); if (ifp) - { - break; - } + break; + if (!sle && !name_only) { name_only = strrchr (sf->name, '/'); @@ -124,11 +134,12 @@ DEFUN (annotate_source, (sf, max_width, annote, arg), #endif if (name_only) { - /* try search-list again, but this time with name only: */ + /* Try search-list again, but this time with name only. */ ++name_only; sle = src_search_list.head; } } + if (sle) { strcpy (fname, sle->path); @@ -138,38 +149,34 @@ DEFUN (annotate_source, (sf, max_width, annote, arg), strcat (fname, "."); #endif strcat (fname, "/"); + if (name_only) - { - strcat (fname, name_only); - } + strcat (fname, name_only); else - { - strcat (fname, sf->name); - } + strcat (fname, sf->name); + sle = sle->next; } else { if (errno == ENOENT) - { - fprintf (stderr, _("%s: could not locate `%s'\n"), - whoami, sf->name); - } + fprintf (stderr, _("%s: could not locate `%s'\n"), + whoami, sf->name); else - { - perror (sf->name); - } + perror (sf->name); + return 0; } } ofp = stdout; + if (create_annotation_files) { - /* try to create annotated source file: */ + /* Try to create annotated source file. */ const char *filename; - /* create annotation files in the current working directory: */ + /* Create annotation files in the current working directory. */ filename = strrchr (sf->name, '/'); #ifdef HAVE_DOS_BASED_FILE_SYSTEM { @@ -181,13 +188,9 @@ DEFUN (annotate_source, (sf, max_width, annote, arg), } #endif if (filename) - { - ++filename; - } + ++filename; else - { - filename = sf->name; - } + filename = sf->name; strcpy (fname, filename); strcat (fname, EXT_ANNO); @@ -210,6 +213,7 @@ DEFUN (annotate_source, (sf, max_width, annote, arg), } #endif ofp = fopen (fname, "w"); + if (!ofp) { perror (fname); @@ -217,34 +221,27 @@ DEFUN (annotate_source, (sf, max_width, annote, arg), } } - /* - * Print file names if output goes to stdout and there are - * more than one source file: - */ + /* Print file names if output goes to stdout + and there are more than one source file. */ if (ofp == stdout) { if (first_file) - { - first_file = FALSE; - } + first_file = FALSE; else - { - fputc ('\n', ofp); - } + fputc ('\n', ofp); + if (first_output) - { - first_output = FALSE; - } + first_output = FALSE; else - { - fprintf (ofp, "\f\n"); - } + fprintf (ofp, "\f\n"); + fprintf (ofp, _("*** File %s:\n"), sf->name); } annotation = xmalloc (max_width + 1); line_num = 1; new_line = TRUE; + while ((nread = fread (buf, 1, sizeof (buf), ifp)) > 0) { for (i = 0; i < nread; ++i) @@ -256,10 +253,12 @@ DEFUN (annotate_source, (sf, max_width, annote, arg), ++line_num; new_line = FALSE; } + new_line = (buf[i] == '\n'); fputc (buf[i], ofp); } } + free (annotation); return ofp; } |