diff options
Diffstat (limited to 'updater')
| -rw-r--r-- | updater/install.c | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/updater/install.c b/updater/install.c index f981017bf..ba27e9f33 100644 --- a/updater/install.c +++ b/updater/install.c @@ -456,6 +456,26 @@ Value* PackageExtractFileFn(const char* name, State* state, } } +// Create all parent directories of name, if necessary. +static int make_parents(char* name) { + char* p; + for (p = name + (strlen(name)-1); p > name; --p) { + if (*p != '/') continue; + *p = '\0'; + if (make_parents(name) < 0) return -1; + int result = mkdir(name, 0700); + if (result == 0) fprintf(stderr, "symlink(): created [%s]\n", name); + *p = '/'; + if (result == 0 || errno == EEXIST) { + // successfully created or already existed; we're done + return 0; + } else { + fprintf(stderr, "failed to mkdir %s: %s\n", name, strerror(errno)); + return -1; + } + } + return 0; +} // symlink target src1 src2 ... // unlinks any previously existing src1, src2, etc before creating symlinks. @@ -483,6 +503,11 @@ Value* SymlinkFn(const char* name, State* state, int argc, Expr* argv[]) { ++bad; } } + if (make_parents(srcs[i])) { + fprintf(stderr, "%s: failed to symlink %s to %s: making parents failed\n", + name, srcs[i], target); + ++bad; + } if (symlink(target, srcs[i]) < 0) { fprintf(stderr, "%s: failed to symlink %s to %s: %s\n", name, srcs[i], target, strerror(errno)); @@ -504,7 +529,8 @@ Value* SetPermFn(const char* name, State* state, int argc, Expr* argv[]) { int min_args = 4 + (recursive ? 1 : 0); if (argc < min_args) { - return ErrorAbort(state, "%s() expects %d+ args, got %d", name, argc); + return ErrorAbort(state, "%s() expects %d+ args, got %d", + name, min_args, argc); } char** args = ReadVarArgs(state, argc, argv); @@ -626,7 +652,7 @@ Value* FileGetPropFn(const char* name, State* state, int argc, Expr* argv[]) { buffer = malloc(st.st_size+1); if (buffer == NULL) { - ErrorAbort(state, "%s: failed to alloc %d bytes", name, st.st_size+1); + ErrorAbort(state, "%s: failed to alloc %lld bytes", name, st.st_size+1); goto done; } @@ -638,7 +664,7 @@ Value* FileGetPropFn(const char* name, State* state, int argc, Expr* argv[]) { } if (fread(buffer, 1, st.st_size, f) != st.st_size) { - ErrorAbort(state, "%s: failed to read %d bytes from %s", + ErrorAbort(state, "%s: failed to read %lld bytes from %s", name, st.st_size+1, filename); fclose(f); goto done; |