diff options
Diffstat (limited to 'gprof/corefile.c')
| -rw-r--r-- | gprof/corefile.c | 53 |
1 files changed, 27 insertions, 26 deletions
diff --git a/gprof/corefile.c b/gprof/corefile.c index a8620efc45f4..a078d61c8933 100644 --- a/gprof/corefile.c +++ b/gprof/corefile.c @@ -25,6 +25,7 @@ #include "search_list.h" #include "source.h" #include "symtab.h" +#include "hist.h" #include "corefile.h" bfd *core_bfd; @@ -53,6 +54,13 @@ extern void sparc_find_call (Sym *, bfd_vma, bfd_vma); extern void mips_find_call (Sym *, bfd_vma, bfd_vma); static void +parse_error (const char *filename) +{ + fprintf (stderr, _("%s: unable to parse mapping file %s.\n"), whoami, filename); + done (1); +} + +static void read_function_mappings (const char *filename) { FILE *file = fopen (filename, "r"); @@ -74,21 +82,21 @@ read_function_mappings (const char *filename) matches = fscanf (file, "%[^\n:]", dummy); if (!matches) - { - fprintf (stderr, _("%s: unable to parse mapping file %s.\n"), - whoami, filename); - done (1); - } + parse_error (filename); /* Just skip messages about files with no symbols. */ if (!strncmp (dummy, "No symbols in ", 14)) { - fscanf (file, "\n"); + matches = fscanf (file, "\n"); + if (matches == EOF) + parse_error (filename); continue; } /* Don't care what else is on this line at this point. */ - fscanf (file, "%[^\n]\n", dummy); + matches = fscanf (file, "%[^\n]\n", dummy); + if (!matches) + parse_error (filename); count++; } @@ -108,16 +116,14 @@ read_function_mappings (const char *filename) matches = fscanf (file, "%[^\n:]", dummy); if (!matches) - { - fprintf (stderr, _("%s: unable to parse mapping file %s.\n"), - whoami, filename); - done (1); - } + parse_error (filename); /* Just skip messages about files with no symbols. */ if (!strncmp (dummy, "No symbols in ", 14)) { - fscanf (file, "\n"); + matches = fscanf (file, "\n"); + if (matches == EOF) + parse_error (filename); continue; } @@ -126,7 +132,9 @@ read_function_mappings (const char *filename) strcpy (symbol_map[count].file_name, dummy); /* Now we need the function name. */ - fscanf (file, "%[^\n]\n", dummy); + matches = fscanf (file, "%[^\n]\n", dummy); + if (!matches) + parse_error (filename); tmp = strrchr (dummy, ' ') + 1; symbol_map[count].function_name = xmalloc (strlen (tmp) + 1); strcpy (symbol_map[count].function_name, tmp); @@ -262,6 +270,11 @@ core_get_text_space (bfd *cbfd) void find_call (Sym *parent, bfd_vma p_lowpc, bfd_vma p_highpc) { + if (core_text_space == 0) + return; + + hist_clip_symbol_address (&p_lowpc, &p_highpc); + switch (bfd_get_arch (core_bfd)) { case bfd_arch_i386: @@ -568,12 +581,6 @@ core_create_function_syms () else max_vma = MAX (symtab.limit->addr, max_vma); - /* If we see "main" without an initial '_', we assume names - are *not* prefixed by '_'. */ - if (symtab.limit->name[0] == 'm' && discard_underscores - && strcmp (symtab.limit->name, "main") == 0) - discard_underscores = 0; - DBG (AOUTDEBUG, printf ("[core_create_function_syms] %ld %s 0x%lx\n", (long) (symtab.limit - symtab.base), symtab.limit->name, @@ -733,12 +740,6 @@ core_create_line_syms () prev = ltab.limit; - /* If we see "main" without an initial '_', we assume names - are *not* prefixed by '_'. */ - if (ltab.limit->name[0] == 'm' && discard_underscores - && strcmp (ltab.limit->name, "main") == 0) - discard_underscores = 0; - DBG (AOUTDEBUG, printf ("[core_create_line_syms] %lu %s 0x%lx\n", (unsigned long) (ltab.limit - ltab.base), ltab.limit->name, |