From 181256442ec1b09d0095e009922e109aa0a4af5e Mon Sep 17 00:00:00 2001 From: Lars Hjemli Date: Mon, 14 Jan 2008 17:36:34 +0100 Subject: [PATCH] Move sha1_file_to_archive into libgit When the specfile (export-subst) attribute was introduced, it added a dependency from archive-{tar|zip}.c to builtin-archive.c. This broke the support for archive-operations in libgit.a since builtin-archive.o doesn't belong in libgit.a. This patch moves the functions required by libgit.a from builtin-archive.c to the new file archive.c (which becomes part of libgit.a). Signed-off-by: Lars Hjemli Signed-off-by: Junio C Hamano --- Makefile | 2 +- archive.c | 84 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ builtin-archive.c | 80 ---------------------------------------------------- 3 files changed, 85 insertions(+), 81 deletions(-) create mode 100644 archive.c diff --git a/Makefile b/Makefile index 13aa24f918..5aac0c0c87 100644 --- a/Makefile +++ b/Makefile @@ -318,7 +318,7 @@ LIB_OBJS = \ alloc.o merge-file.o path-list.o help.o unpack-trees.o $(DIFF_OBJS) \ color.o wt-status.o archive-zip.o archive-tar.o shallow.o utf8.o \ convert.o attr.o decorate.o progress.o mailmap.o symlinks.o remote.o \ - transport.o bundle.o walker.o parse-options.o ws.o + transport.o bundle.o walker.o parse-options.o ws.o archive.o BUILTIN_OBJS = \ builtin-add.o \ diff --git a/archive.c b/archive.c new file mode 100644 index 0000000000..fb159fe59e --- /dev/null +++ b/archive.c @@ -0,0 +1,84 @@ +#include "cache.h" +#include "commit.h" +#include "attr.h" + +static void format_subst(const struct commit *commit, + const char *src, size_t len, + struct strbuf *buf) +{ + char *to_free = NULL; + struct strbuf fmt; + + if (src == buf->buf) + to_free = strbuf_detach(buf, NULL); + strbuf_init(&fmt, 0); + for (;;) { + const char *b, *c; + + b = memmem(src, len, "$Format:", 8); + if (!b || src + len < b + 9) + break; + c = memchr(b + 8, '$', len - 8); + if (!c) + break; + + strbuf_reset(&fmt); + strbuf_add(&fmt, b + 8, c - b - 8); + + strbuf_add(buf, src, b - src); + format_commit_message(commit, fmt.buf, buf); + len -= c + 1 - src; + src = c + 1; + } + strbuf_add(buf, src, len); + strbuf_release(&fmt); + free(to_free); +} + +static int convert_to_archive(const char *path, + const void *src, size_t len, + struct strbuf *buf, + const struct commit *commit) +{ + static struct git_attr *attr_export_subst; + struct git_attr_check check[1]; + + if (!commit) + return 0; + + if (!attr_export_subst) + attr_export_subst = git_attr("export-subst", 12); + + check[0].attr = attr_export_subst; + if (git_checkattr(path, ARRAY_SIZE(check), check)) + return 0; + if (!ATTR_TRUE(check[0].value)) + return 0; + + format_subst(commit, src, len, buf); + return 1; +} + +void *sha1_file_to_archive(const char *path, const unsigned char *sha1, + unsigned int mode, enum object_type *type, + unsigned long *sizep, + const struct commit *commit) +{ + void *buffer; + + buffer = read_sha1_file(sha1, type, sizep); + if (buffer && S_ISREG(mode)) { + struct strbuf buf; + size_t size = 0; + + strbuf_init(&buf, 0); + strbuf_attach(&buf, buffer, *sizep, *sizep + 1); + convert_to_working_tree(path, buf.buf, buf.len, &buf); + convert_to_archive(path, buf.buf, buf.len, &buf, commit); + buffer = strbuf_detach(&buf, &size); + *sizep = size; + } + + return buffer; +} + diff --git a/builtin-archive.c b/builtin-archive.c index 14a1b3077c..c2e0c1ea5a 100644 --- a/builtin-archive.c +++ b/builtin-archive.c @@ -79,86 +79,6 @@ static int run_remote_archiver(const char *remote, int argc, return !!rv; } -static void format_subst(const struct commit *commit, - const char *src, size_t len, - struct strbuf *buf) -{ - char *to_free = NULL; - struct strbuf fmt; - - if (src == buf->buf) - to_free = strbuf_detach(buf, NULL); - strbuf_init(&fmt, 0); - for (;;) { - const char *b, *c; - - b = memmem(src, len, "$Format:", 8); - if (!b || src + len < b + 9) - break; - c = memchr(b + 8, '$', len - 8); - if (!c) - break; - - strbuf_reset(&fmt); - strbuf_add(&fmt, b + 8, c - b - 8); - - strbuf_add(buf, src, b - src); - format_commit_message(commit, fmt.buf, buf); - len -= c + 1 - src; - src = c + 1; - } - strbuf_add(buf, src, len); - strbuf_release(&fmt); - free(to_free); -} - -static int convert_to_archive(const char *path, - const void *src, size_t len, - struct strbuf *buf, - const struct commit *commit) -{ - static struct git_attr *attr_export_subst; - struct git_attr_check check[1]; - - if (!commit) - return 0; - - if (!attr_export_subst) - attr_export_subst = git_attr("export-subst", 12); - - check[0].attr = attr_export_subst; - if (git_checkattr(path, ARRAY_SIZE(check), check)) - return 0; - if (!ATTR_TRUE(check[0].value)) - return 0; - - format_subst(commit, src, len, buf); - return 1; -} - -void *sha1_file_to_archive(const char *path, const unsigned char *sha1, - unsigned int mode, enum object_type *type, - unsigned long *sizep, - const struct commit *commit) -{ - void *buffer; - - buffer = read_sha1_file(sha1, type, sizep); - if (buffer && S_ISREG(mode)) { - struct strbuf buf; - size_t size = 0; - - strbuf_init(&buf, 0); - strbuf_attach(&buf, buffer, *sizep, *sizep + 1); - convert_to_working_tree(path, buf.buf, buf.len, &buf); - convert_to_archive(path, buf.buf, buf.len, &buf, commit); - buffer = strbuf_detach(&buf, &size); - *sizep = size; - } - - return buffer; -} - static int init_archiver(const char *name, struct archiver *ar) { int rv = -1, i; -- 2.11.4.GIT