diff options
Diffstat (limited to 'Src')
| -rw-r--r-- | Src/parse.c | 29 | ||||
| -rw-r--r-- | Src/zsh.h | 3 |
2 files changed, 20 insertions, 12 deletions
diff --git a/Src/parse.c b/Src/parse.c index 3f63bbd68..b9ebad9a7 100644 --- a/Src/parse.c +++ b/Src/parse.c @@ -2741,7 +2741,7 @@ static FuncDump dumps; /* Load a dump file (i.e. map it). */ static void -load_dump_file(char *dump, int other, int len) +load_dump_file(char *dump, struct stat *sbuf, int other, int len) { FuncDump d; Wordcode addr; @@ -2781,7 +2781,8 @@ load_dump_file(char *dump, int other, int len) d = (FuncDump) zalloc(sizeof(*d)); d->next = dumps; dumps = d; - d->name = ztrdup(dump); + d->dev = sbuf->st_dev; + d->ino = sbuf->st_ino; d->fd = fd; d->map = addr + (other ? (len - off) / sizeof(wordcode) : 0); d->addr = addr; @@ -2806,7 +2807,7 @@ try_dump_file(char *path, char *name, char *file, int *ksh) char *dig, *wc; if (strsfx(FD_EXT, path)) - return check_dump_file(path, name, ksh); + return check_dump_file(path, NULL, name, ksh); dig = dyncat(path, FD_EXT); wc = dyncat(file, FD_EXT); @@ -2822,13 +2823,13 @@ try_dump_file(char *path, char *name, char *file, int *ksh) if (!rd && (rc || std.st_mtime > stc.st_mtime) && (rn || std.st_mtime > stn.st_mtime) && - (prog = check_dump_file(dig, name, ksh))) + (prog = check_dump_file(dig, &std, name, ksh))) return prog; /* No digest file. Now look for the per-function compiled file. */ if (!rc && (rn || stc.st_mtime > stn.st_mtime) && - (prog = check_dump_file(wc, name, ksh))) + (prog = check_dump_file(wc, &stc, name, ksh))) return prog; /* No compiled file for the function. The caller (getfpfunc() will @@ -2853,7 +2854,7 @@ try_source_file(char *file) tail = file; if (strsfx(FD_EXT, file)) - return check_dump_file(file, tail, NULL); + return check_dump_file(file, NULL, tail, NULL); wc = dyncat(file, FD_EXT); @@ -2861,7 +2862,7 @@ try_source_file(char *file) rn = stat(file, &stn); if (!rc && (rn || stc.st_mtime > stn.st_mtime) && - (prog = check_dump_file(wc, tail, NULL))) + (prog = check_dump_file(wc, &stc, tail, NULL))) return prog; return NULL; @@ -2872,12 +2873,19 @@ try_source_file(char *file) /**/ static Eprog -check_dump_file(char *file, char *name, int *ksh) +check_dump_file(char *file, struct stat *sbuf, char *name, int *ksh) { int isrec = 0; Wordcode d; FDHead h; FuncDump f; + struct stat lsbuf; + + if (!sbuf) { + if (stat(file, &lsbuf)) + return NULL; + sbuf = &lsbuf; + } #ifdef USE_MMAP @@ -2890,7 +2898,7 @@ check_dump_file(char *file, char *name, int *ksh) #ifdef USE_MMAP for (f = dumps; f; f = f->next) - if (!strcmp(file, f->name)) { + if (f->dev == sbuf->st_dev && f->ino == sbuf->st_ino) { d = f->map; break; } @@ -2935,7 +2943,7 @@ check_dump_file(char *file, char *name, int *ksh) return prog; } else if (fdflags(d) & FDF_MAP) { - load_dump_file(file, (fdflags(d) & FDF_OTHER), fdother(d)); + load_dump_file(file, sbuf, (fdflags(d) & FDF_OTHER), fdother(d)); isrec = 1; goto rec; } else @@ -3017,7 +3025,6 @@ decrdumpcount(FuncDump f) dumps = p->next; munmap((void *) f->addr, f->len); zclose(f->fd); - zsfree(f->name); zfree(f, sizeof(*f)); } } diff --git a/Src/zsh.h b/Src/zsh.h index 6c5c9122d..5d1a8b1c8 100644 --- a/Src/zsh.h +++ b/Src/zsh.h @@ -487,7 +487,8 @@ typedef struct eprog *Eprog; struct funcdump { FuncDump next; /* next in list */ - char *name; /* path name */ + dev_t dev; /* device */ + ino_t ino; /* indoe number */ int fd; /* file descriptor */ Wordcode map; /* pointer to header */ Wordcode addr; /* mapped region */ |