diff options
Diffstat (limited to 'src/cmd/addr2line/main.c')
-rw-r--r-- | src/cmd/addr2line/main.c | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/src/cmd/addr2line/main.c b/src/cmd/addr2line/main.c deleted file mode 100644 index 54c4d90b5..000000000 --- a/src/cmd/addr2line/main.c +++ /dev/null @@ -1,90 +0,0 @@ -// Copyright 2012 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -/* - * addr2line simulation - only enough to make pprof work on Macs - */ - -#include <u.h> -#include <libc.h> -#include <bio.h> -#include <mach.h> - -void -printusage(int fd) -{ - fprint(fd, "usage: addr2line binary\n"); - fprint(fd, "reads addresses from standard input and writes two lines for each:\n"); - fprint(fd, "\tfunction name\n"); - fprint(fd, "\tfile:line\n"); -} - -void -usage(void) -{ - printusage(2); - exits("usage"); -} - -void -main(int argc, char **argv) -{ - int fd; - char *p, *q; - uvlong pc; - Symbol s; - Fhdr fhdr; - Biobuf bin, bout; - char file[1024]; - - if(argc > 1 && strcmp(argv[1], "--help") == 0) { - printusage(1); - exits(0); - } - - ARGBEGIN{ - default: - usage(); - }ARGEND - - if(argc != 1) - usage(); - - fd = open(argv[0], OREAD); - if(fd < 0) - sysfatal("open %s: %r", argv[0]); - if(crackhdr(fd, &fhdr) <= 0) - sysfatal("crackhdr: %r"); - machbytype(fhdr.type); - if(syminit(fd, &fhdr) <= 0) - sysfatal("syminit: %r"); - - Binit(&bin, 0, OREAD); - Binit(&bout, 1, OWRITE); - for(;;) { - p = Brdline(&bin, '\n'); - if(p == nil) - break; - p[Blinelen(&bin)-1] = '\0'; - q = strchr(p, ':'); - if(q != nil) { - // reverse: translate file:line to pc - *q++ = '\0'; - pc = file2pc(p, atoi(q)); - if(pc == ~(uvlong)0) - Bprint(&bout, "!%r\n"); - else - Bprint(&bout, "0x%llux\n", pc); - continue; - } - pc = strtoull(p, 0, 16); - if(!findsym(pc, CTEXT, &s)) - s.name = "??"; - if(!fileline(file, sizeof file, pc)) - strcpy(file, "??:0"); - Bprint(&bout, "%s\n%s\n", s.name, file); - } - Bflush(&bout); - exits(0); -} |