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Diffstat (limited to 'src/output/slbt_output_config.c')
-rw-r--r--src/output/slbt_output_config.c216
1 files changed, 146 insertions, 70 deletions
diff --git a/src/output/slbt_output_config.c b/src/output/slbt_output_config.c
index 181aa84..0442884 100644
--- a/src/output/slbt_output_config.c
+++ b/src/output/slbt_output_config.c
@@ -1,6 +1,6 @@
/*******************************************************************/
-/* slibtool: a skinny libtool implementation, written in C */
-/* Copyright (C) 2016--2021 SysDeer Technologies, LLC */
+/* slibtool: a strong libtool implementation, written in C */
+/* Copyright (C) 2016--2024 SysDeer Technologies, LLC */
/* Released under the Standard MIT License; see COPYING.SLIBTOOL. */
/*******************************************************************/
@@ -13,102 +13,178 @@
#include "slibtool_dprintf_impl.h"
#include "slibtool_errinfo_impl.h"
-#ifndef SLBT_TAB_WIDTH
-#define SLBT_TAB_WIDTH 8
-#endif
+static const char enable[] = "yes";
+static const char disable[] = "no";
-#ifndef SLBT_KEY_WIDTH
-#define SLBT_KEY_WIDTH 16
-#endif
+static const char lconf_begin[] = "# ### BEGIN LIBTOOL CONFIG\n";
+static const char lconf_end [] = "# ### END LIBTOOL CONFIG\n";
+static const char lconf_guard[] = "# ### ##################\n";
-static bool slbt_output_config_line(
- int fd,
- const char * key,
- const char * value,
- const char * annotation,
- int midwidth)
+static int slbt_output_config_lconf(
+ const struct slbt_driver_ctx * dctx,
+ const struct slbt_map_info * lconf)
{
- return (slbt_dprintf(fd,"%-*s%-*s%s\n",
- SLBT_KEY_WIDTH, key,
- midwidth, value ? value : "",
- annotation ? annotation : "") < 0)
- ? true : false;
+ const char * ch;
+ const char * cfg_begin;
+ const char * cfg_end;
+ const char * map_cap;
+ size_t cmp_len;
+ size_t end_len;
+ size_t min_len;
+ size_t nbytes;
+ ssize_t written;
+ int fdout;
+
+ cmp_len = strlen(lconf_begin);
+ end_len = strlen(lconf_end);
+ min_len = cmp_len + end_len;
+
+ if (lconf->size < min_len)
+ return SLBT_CUSTOM_ERROR(
+ dctx,
+ SLBT_ERR_FLOW_ERROR);
+
+ map_cap = lconf->addr;
+ map_cap += lconf->size;
+ map_cap -= strlen(lconf_end);
+ map_cap -= strlen(lconf_begin);
+
+ cfg_begin = cfg_end = 0;
+
+ for (ch=lconf->addr; !cfg_begin && (ch < map_cap); ch++)
+ if (!strncmp(ch,lconf_begin,cmp_len))
+ cfg_begin = ch;
+
+ if (!cfg_begin)
+ return SLBT_CUSTOM_ERROR(
+ dctx,
+ SLBT_ERR_FLOW_ERROR);
+
+ for (++ch; !cfg_end && (ch < map_cap); ch++)
+ if (!strncmp(ch,lconf_end,end_len))
+ cfg_end = ch;
+
+ if (!cfg_end)
+ return SLBT_CUSTOM_ERROR(
+ dctx,
+ SLBT_ERR_FLOW_ERROR);
+
+ fdout = slbt_driver_fdout(dctx);
+ nbytes = cfg_end - cfg_begin - cmp_len;
+
+ for (ch=&cfg_begin[cmp_len]; nbytes; ) {
+ written = write(fdout,ch,nbytes);
+
+ while ((written < 0) && (errno == EINTR))
+ written = write(fdout,ch,nbytes);
+
+ if (written < 0)
+ return SLBT_SYSTEM_ERROR(dctx,0);
+
+ nbytes -= written;
+ ch += written;
+ }
+
+ return 0;
}
-int slbt_output_config(const struct slbt_driver_ctx * dctx)
+static int slbt_output_config_mkvars(const struct slbt_driver_ctx * dctx)
{
- const struct slbt_common_ctx * cctx;
- const char * compiler;
- const char * target;
- int len;
- int midwidth;
- int fdout;
-
- cctx = dctx->cctx;
- compiler = cctx->cargv[0] ? cctx->cargv[0] : "";
- target = cctx->target ? cctx->target : "";
- midwidth = strlen(compiler);
- fdout = slbt_driver_fdout(dctx);
-
- if ((len = strlen(target)) > midwidth)
- midwidth = len;
-
- if ((len = strlen(cctx->host.host)) > midwidth)
- midwidth = len;
-
- if ((len = strlen(cctx->host.flavor)) > midwidth)
- midwidth = len;
-
- if ((len = strlen(cctx->host.ar)) > midwidth)
- midwidth = len;
-
- if ((len = strlen(cctx->host.ranlib)) > midwidth)
- midwidth = len;
-
- if ((len = strlen(cctx->host.windres)) > midwidth)
- midwidth = len;
-
- if ((len = strlen(cctx->host.dlltool)) > midwidth)
- midwidth = len;
-
- if ((len = strlen(cctx->host.mdso)) > midwidth)
- midwidth = len;
-
- midwidth += SLBT_TAB_WIDTH;
- midwidth &= (~(SLBT_TAB_WIDTH-1));
+ int fdout;
+ const char * shared_option;
+ const char * static_option;
+ const struct slbt_source_version * verinfo;
+ const struct slbt_common_ctx * cctx;
+
+ /* init */
+ fdout = slbt_driver_fdout(dctx);
+
+ shared_option = (dctx->cctx->drvflags & SLBT_DRIVER_DISABLE_SHARED)
+ ? disable : enable;
+
+ static_option = (dctx->cctx->drvflags & SLBT_DRIVER_DISABLE_STATIC)
+ ? disable : enable;
+
+ cctx = dctx->cctx;
+
+ /* header */
+ verinfo = slbt_api_source_version();
+
+ if (slbt_dprintf(
+ fdout,
+ "%s\n\n"
+ "%s\n"
+ "# %s\n"
+ "# Generated by %s (slibtool %d.%d.%d)\n"
+ "# [commit reference: %s]\n\n",
+ "#!/dev/null",
+ lconf_begin,
+ "Backward compatible build configuration",
+ dctx->program,
+ verinfo->major,verinfo->minor,verinfo->revision,
+ verinfo->commit) < 0)
+ return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"key","value","annotation",midwidth))
+ /* shared & static build options */
+ if (slbt_dprintf(fdout,"# shared libraries?\n" "build_libtool_libs=%s\n\n",shared_option) < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"---","-----","----------",midwidth))
+ if (slbt_dprintf(fdout,"# static libraries?\n" "build_old_libs=%s\n\n",static_option) < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"compiler",cctx->cargv[0],"",midwidth))
+ if (slbt_dprintf(fdout,"# host identification\n" "host=%s\n\n",cctx->host.host) < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"target",cctx->target,"",midwidth))
+ if (slbt_dprintf(fdout,"# archiver\n" "AR=\"%s\"\n\n",cctx->host.ar) < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"host",cctx->host.host,cctx->cfgmeta.host,midwidth))
+ if (slbt_dprintf(fdout,"# name mangler\n" "NM=\"%s\"\n\n",cctx->host.nm) < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"flavor",cctx->host.flavor,cctx->cfgmeta.flavor,midwidth))
+ if (slbt_dprintf(fdout,"# archive librarian\n" "RANLIB=\"%s\"\n\n",cctx->host.ranlib) < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"ar",cctx->host.ar,cctx->cfgmeta.ar,midwidth))
+ if (slbt_dprintf(fdout,"# assembler\n" "AS=\"%s\"\n\n",cctx->host.as) < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"ranlib",cctx->host.ranlib,cctx->cfgmeta.ranlib,midwidth))
+ if (slbt_dprintf(fdout,"# PE targets: modern import library compiler\n" "MDSO=%s%s%s\n\n",
+ cctx->host.mdso[0] ? "\"" : "",
+ cctx->host.mdso[0] ? cctx->host.mdso : "",
+ cctx->host.mdso[0] ? "\"" : "") < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"windres",cctx->host.windres,cctx->cfgmeta.windres,midwidth))
+ if (slbt_dprintf(fdout,"# PE targets: coff import library compiler\n" "DLLTOOL=%s%s%s\n\n",
+ cctx->host.dlltool[0] ? "\"" : "",
+ cctx->host.dlltool[0] ? cctx->host.dlltool : "",
+ cctx->host.dlltool[0] ? "\"" : "") < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"dlltool",cctx->host.dlltool,cctx->cfgmeta.dlltool,midwidth))
+ if (slbt_dprintf(fdout,"# PE targets: resource compiler\n" "WINDRES=%s%s%s\n\n",
+ cctx->host.windres[0] ? "\"" : "",
+ cctx->host.windres[0] ? cctx->host.windres : "",
+ cctx->host.windres[0] ? "\"" : "") < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
- if (slbt_output_config_line(fdout,"mdso",cctx->host.mdso,cctx->cfgmeta.mdso,midwidth))
+ if (slbt_dprintf(fdout,"%s%s%s\n",lconf_end,lconf_guard,lconf_guard) < 0)
return SLBT_SYSTEM_ERROR(dctx,0);
return 0;
}
+
+int slbt_output_config(const struct slbt_driver_ctx * dctx)
+{
+ struct slbt_driver_ctx_impl * ictx;
+ const struct slbt_map_info * lconf;
+
+ ictx = slbt_get_driver_ictx(dctx);
+ lconf = &ictx->lconf;
+
+ if (lconf->addr)
+ return slbt_output_config_lconf(
+ dctx,lconf);
+
+ if (ictx->mkvarsctx || true)
+ return slbt_output_config_mkvars(dctx);
+
+ return 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-28 11:54:45 +0000